ASN Lookup Tool

Vianova S.p.A welcomeitalia.it IT IT 44 Routes

AS Data

AS21056

AS21056 – Vianova S.p.A

AS Number 21056
AS Name ASN-WELCOMEITALIA
Organization Vianova S.p.A (org-wis2-ripe)
Country IT
Website welcomeitalia.it
Number of IPv4 Routes 43
Number of IPv6 Routes 1
ASN type BUSINESS
Allocation Status ASSIGNED
Registry RIPE
Date Allocated 2002-05-02

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IP Ranges

Route # IPs
185.97.219.0/24 256
103.43.232.0/22 1024
185.231.160.0/22 1024
45.84.140.0/22 1024
103.26.124.0/22 1024
80.93.143.0/24 256
185.158.116.0/22 1024
185.234.164.0/22 1024
185.170.36.0/22 1024
185.230.192.0/22 1024
185.224.60.0/22 1024
2a00:14f8::/32 ~79×10²⁷
87.247.239.0/24 256
103.248.184.0/22 1024
87.247.232.0/21 2048
45.151.64.0/22 1024
91.143.192.0/20 4096
188.240.32.0/22 1024
185.97.216.0/24 256
193.124.240.0/22 1024
79.135.32.0/19 8192
91.201.104.0/24 256
185.224.104.0/22 1024
185.230.232.0/22 1024
80.93.128.0/20 4096
78.152.96.0/19 8192
103.61.184.0/22 1024
185.241.20.0/22 1024
185.125.64.0/22 1024
185.230.92.0/22 1024
91.242.230.0/24 256
83.137.56.0/21 2048
45.143.36.0/22 1024
185.170.39.0/24 256
45.151.12.0/22 1024
144.48.192.0/22 1024
185.97.217.0/24 256
46.44.192.0/18 16384
185.97.218.0/24 256
94.138.160.0/19 8192
109.122.208.0/21 2048
194.58.216.0/22 1024
79.108.136.0/21 2048
213.182.64.0/19 8192

Raw Whois Response

% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See https://docs.db.ripe.net/terms-conditions.html

% Note: this output has been filtered.
%       To receive output for a database update, use the "-B" flag.

% Information related to 'AS21004 - AS21151'

as-block:       AS21004 - AS21151
descr:          RIPE NCC ASN block
remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by:         RIPE-NCC-HM-MNT
created:        2018-11-22T15:27:27Z
last-modified:  2018-11-22T15:27:27Z
source:         RIPE

% Information related to 'AS21056'

% Abuse contact for 'AS21056' is 'ipnoc@welcomeitalia.it'

aut-num:        AS21056
as-name:        ASN-WELCOMEITALIA
org:            ORG-WIS2-RIPE
remarks:        ==============================================================================================================================
remarks:        Peering informations:
remarks:        ==============================================================================================================================
remarks:        Operational issues:ipnoc [at] welcomeitalia [dot] it
remarks:        Spam and abuse issues:ipnoc [at] welcomeitalia [dot] it
remarks:        IPv4 network: Welcome Italia filters out inbound prefixes longer than /24
remarks:        IPv6 network: Welcome Italia filters out inbound prefixes longer than /48
remarks:
remarks:        Peering requests peering [at] welcomeitalia [dot] it
remarks:        Others information http://as21056.peeringdb.com/
remarks:
remarks:        ==============================================================================================================================
remarks:        ==============================================================================================================================
remarks:        IPv4 Transit:
remarks:        ==============================================================================================================================
remarks:
mp-import:      afi ipv4.unicast from AS1299 213.248.92.197 at 213.248.92.198 action community.append(21056:1299); pref=100; accept ANY AND NOT fltr-martian;
mp-export:      afi ipv4.unicast to AS1299 announce NOT community.contains(21056:65170); refine { to AS1299 announce AS-WELCOMEITALIA; }
remarks:
mp-import:      afi ipv4.unicast from AS3356 212.133.7.49 at 212.133.7.50 action community.append(21056:3356); pref=100; accept ANY AND NOT fltr-martian;
mp-export:      afi ipv4.unicast to AS3356 announce NOT community.contains(21056:65180); refine { to AS3356 announce AS-WELCOMEITALIA; }
remarks:
remarks:
mp-import:      afi ipv4.unicast from AS6762 195.22.208.209 at 195.22.208.210 action community.append(21056:6762); pref=100; accept ANY AND NOT fltr-martian;
mp-export:      afi ipv4.unicast to AS6762 announce NOT community.contains(21056:62110); refine { to AS6762 announce AS-WELCOMEITALIA; }
remarks:
mp-import:      afi ipv4.unicast from AS3257 46.33.85.185 at 46.33.85.186 action community.append(21056:3257); pref=100; accept ANY AND NOT fltr-martian;
mp-export:      afi ipv4.unicast to AS3257 announce NOT community.contains(21056:62160); refine { to AS3257 announce AS-WELCOMEITALIA; }
mp-default:     to AS3356
remarks:
remarks:        ==============================================================================================================================
remarks:        IPv6 Transit:
remarks:        ==============================================================================================================================
mp-import:      afi ipv6.unicast from AS174 2001:978:2:11::11 at 2001:978:2:11::12 action community.append(21056:174); pref=100; accept ANY AND NOT fltr-martian;
mp-export:      afi ipv6.unicast to AS174 announce NOT community.contains(21056:65120); refine { to AS174 announce AS-WELCOMEITALIA; }
remarks:
mp-import:      afi ipv6.unicast from AS1299 2001:2000:3080:24E::1 at 2001:2000:3080:24E::2 action community.append(21056:1299); pref=100; accept ANY AND NOT fltr-martian;
mp-export:      afi ipv6.unicast to AS1299 announce NOT community.contains(21056:65170); refine { to AS1299 announce AS-WELCOMEITALIA; }
remarks:
mp-import:      afi ipv6.unicast from AS6939 2001:470:15:105::1 at 2001:470:15:105::2 action community.append(21056:6939); pref=100; accept ANY AND NOT fltr-martian;
mp-export:      afi ipv6.unicast to AS6939 announce AS-WELCOMEITALIA;
remarks:
mp-import:      afi ipv6.unicast from AS3356 2001:1900:5:2:2::415D at 2001:1900:5:2:2::415E action community.append(21056:3356); pref=100; accept ANY AND NOT fltr-martian;
mp-export:      afi ipv6.unicast to AS3356 announce AS-WELCOMEITALIA;
remarks:
mp-import:      afi ipv6.unicast from AS6762 2001:41A8:20:2::155 at 2001:41A8:20:2::156 action community.append(21056:6762); pref=100; accept ANY AND NOT fltr-martian;
mp-export:      afi ipv6.unicast to AS6762 announce AS-WELCOMEITALIA;
remarks:
mp-import:      afi ipv6.unicast from AS3257 2001:668:0:3:FFFF:1:0:119 at 2001:668:0:3:FFFF:1:0:11A action community.append(21056:3257); pref=100; accept ANY AND NOT fltr-martian;
mp-export:      afi ipv6.unicast to AS3257 announce AS-WELCOMEITALIA;
mp-default:     to AS3356
remarks:
remarks:        ==============================================================================================================================
remarks:        Italian Exchange Point IPv4:
remarks:        ==============================================================================================================================
remarks:        ==============================================================================================================================
remarks:        IXP Speed and IP address by Town
remarks:        ==============================================================================================================================
remarks:        MIX -- 60 Gbps -- 217.29.66.43 -- Milan (IT)
remarks:        NAMEX -- 50 Gbps -- 193.201.28.41 -- Rome (IT)
remarks:        TIX -- 1 Gbps -- 193.42.140.23 -- Florence (IT)
remarks:        VSIX -- 1 Gbps -- 95.140.128.70 -- Padova (IT)
remarks:
mp-import:      afi ipv4.unicast from AS21056:PRNG-TIX action community.append(21056:65030); pref=80; accept ANY AND NOT fltr-martian;
mp-export:      afi ipv4.unicast to AS21056:PRNG-TIX announce NOT community.contains(21056:65210); refine { to AS21056:PRNG-TIX announce AS-WELCOMEITALIA; }
remarks:
mp-import:      afi ipv4.unicast from AS21056:PRNG-MIX action community.append(21056:65020); pref=80; accept NOT fltr-martian; refine { from AS65004 action community.append(21056:65025); accept ANY; }
mp-export:      afi ipv4.unicast to AS21056:PRNG-MIX announce NOT community.contains(21056:65200); refine { to AS21056:PRNG-MIX announce AS-WELCOMEITALIA; }
remarks:
mp-import:      afi ipv4.unicast from AS21056:PRNG-NAMEX action community.append(21056:65040); pref=80; accept NOT fltr-martian; refine { from AS196959 action community.append(21056:65045); accept ANY; }
mp-export:      afi ipv4.unicast to AS21056:PRNG-NAMEX announce NOT community.contains(21056:65220); refine { to AS21056:PRNG-NAMEX announce AS-WELCOMEITALIA; }
remarks:
mp-import:      afi ipv4.unicast from AS21056:PRNG-VSIX action community.append(21056:65050); pref=80; accept ANY AND NOT fltr-martian;
mp-export:      afi ipv4.unicast to AS21056:PRNG-VSIX announce NOT community.contains(21056:65230); refine { to AS21056:PRNG-VSIX announce AS-WELCOMEITALIA; }
remarks:
remarks:        ==============================================================================================================================
remarks:        European Exchange Point IPv4:
remarks:        ==============================================================================================================================
remarks:        ==============================================================================================================================
remarks:        IXP Speed and IP address by Town
remarks:        ==============================================================================================================================
remarks:        DE-CIX -- 20 Gbps -- 80.81.196.141 -- Frankfurt (DE)
remarks:        DE-CIX -- 10 Gbps -- 185.1.47.117 -- Marseille (FR)
remarks:        AMS-IX -- 10 Gbps -- 80.249.214.79 -- Amsterdam (ND)
remarks:        LINX -- 10 Gbps -- 195.66.231.180 -- London (UK)
remarks:        FRANCE-IX -- 10 Gbps -- 37.49.238.160 -- Paris (FR)
remarks:
mp-import:      afi ipv4.unicast from AS21056:PRNG-DECIX action community.append(21056:65060); pref=80; accept ANY AND NOT fltr-martian;
mp-export:      afi ipv4.unicast to AS21056:PRNG-DECIX announce NOT community.contains(21056:65240); refine { to AS21056:PRNG-DECIX announce AS-WELCOMEITALIA; }
remarks:
mp-import:      afi ipv4.unicast from AS21056:PRNG-AMSIX action community.append(21056:65070); pref=80; accept ANY AND NOT fltr-martian;
mp-export:      afi ipv4.unicast to AS21056:PRNG-AMSIX announce NOT community.contains(21056:65250); refine { to AS21056:PRNG-AMSIX announce AS-WELCOMEITALIA; }
remarks:
mp-import:      afi ipv4.unicast from AS21056:PRNG-LINX action community.append(21056:65080); pref=80; accept ANY AND NOT fltr-martian;
mp-export:      afi ipv4.unicast to AS21056:PRNG-LINX announce NOT community.contains(21056:65260); refine { to AS21056:PRNG-LINX announce AS-WELCOMEITALIA; }
remarks:
mp-import:      afi ipv4.unicast from AS21056:PRNG-FRANCE-IX action community.append(21056:65090); pref=80; accept ANY AND NOT fltr-martian;
mp-export:      afi ipv4.unicast to AS21056:PRNG-FRANCE-IX announce NOT community.contains(21056:65270); refine { to AS21056:PRNG-FRANCE-IX announce AS-WELCOMEITALIA; }
remarks:
mp-import:      afi ipv4.unicast from AS21056:PRNG-DECIX-MARS action community.append(21056:65066); pref=80; accept ANY AND NOT fltr-martian;
mp-export:      afi ipv4.unicast to AS21056:PRNG-DECIX-MARS announce NOT community.contains(21056:65067); refine { to AS21056:PRNG-DECIX-MARS announce AS-WELCOMEITALIA; }
remarks:
remarks:        ==============================================================================================================================
remarks:        Private Network Interconnect
remarks:        ==============================================================================================================================
remarks:        Google AS15169 -- 100 Gbps -- Milan (IT)
remarks:
mp-import:      afi ipv4.unicast from AS21056:PRNG-GOOGLE action community.append(21056:65100); pref=600; accept ANY AND NOT fltr-martian;
mp-export:      afi ipv4.unicast to AS21056:PRNG-PRNG-GOOGLE announce NOT community.contains(21056:65280); refine { to AS21056:PRNG-GOOGLE announce AS-WELCOMEITALIA; }
remarks:
remarks:        ==============================================================================================================================
remarks:        Customers IPv4:
remarks:        ==============================================================================================================================
remarks:
mp-import:      afi ipv4.unicast from AS43923 185.1.115.2 at 185.1.115.1 action community.append(21056:65000); pref=50; accept AS43923
mp-import:      afi ipv4.unicast from AS43923 185.1.115.6 at 185.1.115.5 action community.append(21056:65000); pref=50; accept AS43923
mp-export:      afi ipv4.unicast to AS43923 announce ANY
remarks:
mp-import:      afi ipv4.unicast from AS198320 130.255.114.255 at 80.93.131.17 action community.append(21056:65000); pref=50; accept AS198320
mp-export:      afi ipv4.unicast to AS198320 announce ANY
remarks:
mp-import:      afi ipv4.unicast from AS47242 80.93.131.229 at 80.93.131.230 action community.append(21056:65000); pref=50; accept AS47242
mp-import:      afi ipv4.unicast from AS47242 80.93.131.238 at 80.93.131.237 action community.append(21056:65000); pref=50; accept AS47242
mp-export:      afi ipv4.unicast to AS47242 announce ANY
remarks:
mp-import:      afi ipv4.unicast from AS210224 80.93.131.46 at 80.93.131.45 action community.append(21056:65000); pref=50; accept AS210224
mp-export:      afi ipv4.unicast to AS210224 announce ANY
remarks:
mp-import:      afi ipv4.unicast from AS200480 185.1.115.50 at 185.1.115.49 action community.append(21056:65000); pref=50; accept AS200480
mp-export:      afi ipv4.unicast to AS200480 announce ANY
remarks:
mp-import:      afi ipv4.unicast from AS212394 91.143.198.98 at 91.143.198.97 action community.append(21056:65000); pref=50; accept AS212394
mp-export:      afi ipv4.unicast to AS212394 announce ANY
remarks:
remarks:        ==============================================================================================================================
remarks:        Customers IPv6:
remarks:        ==============================================================================================================================
remarks:
remarks:
remarks:        ==============================================================================================================================
remarks:        Communities used to tag inbound routes
remarks:        ==============================================================================================================================
remarks:
remarks:        21056:65000 Routes received from Customers
remarks:        21056:65020 Routes received from peers at MIX IXP
remarks:        21056:65025 Routes received from peers at MIX IXP RS
remarks:        21056:65030 Routes received from peers at TIX IXP
remarks:        21056:65040 Routes received from peers at NAMEX IXP
remarks:        21056:65045 Routes received from peers at NAMEX IXP RS
remarks:        21056:65050 Routes received from peers at VSIX IXP
remarks:        21056:65055 Routes received from peers at VSIX IXP RS
remarks:        21056:65060 Routes received from peers at DECIX IXP
remarks:        21056:65065 Routes received from peers at DECIX IXP RS
remarks:        21056:65070 Routes received from peers at AMSIX IXP
remarks:        21056:65075 Routes received from peers at AMSIX IXP RS
remarks:        21056:65066 Routes received from peers at DECIX-MARSEILLE IXP
remarks:        21056:65067 Routes received from peers at DECIX-MARSEILLE RS
remarks:        21056:65080 Routes received from peers at LINX IXP
remarks:        21056:65085 Routes received from peers at LINX IXP RS
remarks:        21056:65090 Routes received from peers at FRANCE-IX IXP
remarks:        21056:65095 Routes received from peers at FRANCE-IX IXP RS
remarks:        21056:65100 Routes received from Google PNI (AS15169)
remarks:        21056:3356 Routes received from Level3 (AS3356)
remarks:        21056:1299 Routes received from Telia Sonera (AS1299)
remarks:        21056:6939 Routes received from Hurricane Electric (AS6939)
remarks:        21056:12874 Routes received from Fastweb (AS12874)
remarks:        21056:3269 Routes received from Telecom Italia (AS3269)
remarks:        21056:6762 Routes received from Sparkle (AS6762)
remarks:        21056:3257 Routes received from GTT (AS3257)
remarks:
remarks:        ==============================================================================================================================
remarks:        Communities used to control routing announcements
remarks:        ==============================================================================================================================
remarks:        21056:6511x When advertising to Sparkle (AS6762)
remarks:        21056:6513x When advertising to Telecom Italia (AS3269)
remarks:        21056:6516x When advertising to GTT (AS3257)
remarks:        21056:6517x When advertising to Telia Sonera (AS1299)
remarks:        21056:6518x When advertising to Level3 (AS3356)
remarks:        21056:6519x When advertising to Fastweb (AS12874)
remarks:        21056:6520x When advertising to MIX members
remarks:        21056:6521x When advertising to TIX members
remarks:        21056:6522x When advertising to NAMEX members
remarks:        21056:6523x When advertising to VSIX members
remarks:        21056:6524x When advertising to DECIX members
remarks:        21056:6525x When advertising to AMSIX members
remarks:        21056:6526x When advertising to LINX members
remarks:        21056:6527x When advertising to FRANCE-IX members
remarks:        21056:6528x When advertising to Google PNI
remarks:
remarks:        ...x=0 - do not announce
remarks:        ...x=1,2,3,4 - prepend 1,2,3,4 times
remarks:        ...x=9 - set community no-export
remarks:        21056:65310 Do not announce to upstreams
remarks:        21056:65320 Do not announce to peers at any IXP
remarks:        21056:666 Black Hole Community
admin-c:        AB18571-RIPE
tech-c:         WIIN1-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         WELCOME-ITALIA-MNT
created:        2002-05-02T15:36:10Z
last-modified:  2025-12-22T13:39:46Z
source:         RIPE

organisation:   ORG-WIS2-RIPE
org-name:       Vianova S.p.A
country:        IT
reg-nr:         01059440469
org-type:       LIR
address:        Via Provinciale di Montramito 431/a
address:        55040
address:        Massarosa (LU)
address:        ITALY
phone:          +39 0584 42441
fax-no:         +39 0584 4244201
admin-c:        AC17299-RIPE
admin-c:        AB18571-RIPE
admin-c:        GE2407-RIPE
admin-c:        NG168-RIPE
admin-c:        MP19685-RIPE
abuse-c:        WIIN1-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        WELCOME-ITALIA-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         WELCOME-ITALIA-MNT
created:        2004-04-17T11:35:14Z
last-modified:  2026-05-13T07:28:40Z
source:         RIPE # Filtered

role:           Welcome Italia IP NOC
org:            ORG-WIS2-RIPE
address:        Via di Montramito, 431/A
address:        Italy
phone:          +39 058442441
fax-no:         +39 05844244201
remarks:        ===============================================================
remarks:        Operational issues: ipnoc [at] welcomeitalia [dot] it
remarks:        Spam and abuse issues: ipnoc [at] welcomeitalia [dot] it
remarks:        ===============================================================
admin-c:        AB18571-RIPE
tech-c:         AB18571-RIPE
tech-c:         MP19685-RIPE
tech-c:         AC17299-RIPE
tech-c:         GE2407-RIPE
nic-hdl:        WIIN1-RIPE
mnt-by:         WELCOME-ITALIA-MNT
created:        2009-10-02T13:26:44Z
last-modified:  2019-05-16T07:42:45Z
source:         RIPE # Filtered
abuse-mailbox:  ipnoc@welcomeitalia.it

person:         Andrea Belluomini
address:        Welcome Italia spa
address:        Via di Montramito, 431/A
address:        Italy
phone:          +39 058442441
fax-no:         +39 05844244201
nic-hdl:        AB18571-RIPE
mnt-by:         WELCOME-ITALIA-MNT
created:        2011-03-07T14:53:20Z
last-modified:  2017-10-30T22:13:08Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.123 (SHETLAND)

Parsed Whois Response

Peers

AS Number Description Country
AS28792 Public Internet Ltd GB
AS51907 Kanton Zug CH
AS58057 Securebit AG CH
AS25220 equada network GmbH DE
AS38880 Micron21 Datacentre Pty Ltd AU
AS14537 Continent 8 LLC US
AS198150 SIACOM JSC GE
AS15943 wilhelm.tel GmbH DE
AS45352 IP ServerOne Solutions Sdn Bhd MY
AS20912 Giuliano Claudio Peritore trading as "Panservice s.a.s. di Cuseo Fabrizio & C." IT
AS37468 Angola Cables AO
AS60144 3W Infra B.V. NL
AS199524 G-Core Labs S.A. LU
AS49127 Asimo Networks B.V. NL
AS1000 LINK AMERICAN US
AS50673 Serverius Holding B.V. NL
AS198257 Easy Tech Solution SRL IT
AS53062 GGNET TELECOMUNICACOES LTDA BR
AS12859 BIT BV NL
AS206735 Novelcomm LP GR
AS58453 China Mobile International Limited HK
AS3216 PJSC "Vimpelcom" RU
AS13237 euNetworks GmbH DE
AS42093 InterRacks B.V. NL
AS21497 PrJSC "VF UKRAINE" UA
AS32590 Valve Corporation US
AS12735 TurkNet Iletisim Hizmetleri A.S. TR
AS559 SWITCH CH
AS51873 Arcade Solutions AG CH
AS8758 Iway AG CH
AS8801 Rocket Fibre Ltd GB
AS20647 IPB Internet Provider in Berlin GmbH DE
AS25091 IP Max SA ZZ
AS1836 green.ch AG CH
AS1031 PEER 1031 LLC US
AS50877 Airbeam S.r.l. IT
AS49709 Videobyte S.r.l. IT
AS200480 PASUBIO TECNOLOGIA SRL IT
AS1828 Unitas Global US
AS1299 Arelion Sweden AB SE
AS999 CORIX NETWORKS US
AS4849 S3 Company Ltd BG
AS37497 Network Platforms (PTY) LTD ZA
AS264479 Turbozone Internet BR
AS38158 PT. Cyberindo Aditama ID
AS142271 EWS DS Networks Inc PH
AS12741 Netia SA PL
AS215085 Maik Polman trading as PixelHosting NL
AS31027 GlobalConnect A/S DK
AS209823 Enki Multimedia EURL FR
AS8298 IPng Networks GmbH CH
AS34428 Giulio Lo Presti IT
AS14630 Invesco Group Services, Inc. US
AS553 BelWue Koordination DE
AS6777 Amsterdam Internet Exchange B.V. NL
AS204208 Peravix Group LTD GB
AS4455 IX Reach Ltd GB
AS8218 Zayo Infrastructure France SA FR
AS15547 netplus.ch SA CH
AS207054 FLYNET SRL IT

Upstreams

AS Number Description Country
AS6762 TELECOM ITALIA SPARKLE S.p.A. IT
AS39351 31173 Services AB SE
AS6939 Hurricane Electric LLC US
AS6204 ZET.NET IP Transit RO
AS22356 Durand do Brasil Ltda BR
AS8966 EMIRATES TELECOMMUNICATIONS GROUP COMPANY ETISALAT GROUP PJSC AE
AS37468 Angola Cables AO
AS20764 CJSC RASCOM RU
AS15802 Emirates Integrated Telecommunications Company PJSC AE
AS37497 Network Platforms PTY LTD ZA
AS6758 Monaco Telecom S.A. MC
AS50673 Serverius Holding B.V. NL
AS6461 Zayo Bandwidth US
AS3216 PJSC Vimpelcom RU
AS8220 COLT Technology Services Group Limited GB
AS14840 BR.Digital Telecom BR
AS29632 Netassist International EOOD BG
AS24961 WIIT AG DE
AS8758 Iway AG CH
AS4601 Antonios A. Chariton GR
AS25091 IP Max SA ZZ
AS212024 Marc Schmitt FR
AS1836 green.ch AG CH
AS1031 PEER 1031 LLC US
AS1299 Arelion Sweden AB SE
AS20485 Joint Stock Company TransTeleCom RU
AS37282 Main one Cable Company Nigeria Limited NG
AS8283 Netwerkvereniging Coloclue NL
AS34549 meerfarbig GmbH & Co. KG DE
AS34927 iFog GmbH CH
AS1764 Next Layer Telekommunikationsdienstleistungs und Beratungs GmbH AT
AS6695 DE CIX Management GmbH DE
AS8298 IPng Networks GmbH CH
AS7713 Telekomunikasi Indonesia PT ID
AS6663 Euroweb Romania S.R.L. RO
AS33891 Core Backbone GmbH DE
AS34019 Hivane Association FR
AS34177 Celeste SAS FR
AS6777 Amsterdam Internet Exchange B.V. NL
AS60171 AFR IX TELECOM S.A. ES
AS4455 IX Reach Ltd GB
AS8218 operated Upstreamnet gmbh FR
AS15958 CETIN Ltd. Belgrade RS
AS1103 SURF B.V. NL
AS37100 SEACOM Limited MU
AS39120 Convergenze S.p.A. IT
AS9002 RETN Limited GB
AS29075 IELO LIAZO SERVICES SAS FR
AS50304 Blix Solutions AS NO
AS6057 Administracion Nacional de Telecomunicaciones UY
AS5405 Inter.link GmbH DE
AS29691 Nine Internet Solutions AG CH
AS3741 NTT DATA Inc, Infrastructure Solutions, CORE, MEA ZA
AS15576 NTS workspace AG CH
AS29208 Quantcom, a.s. CZ
AS35280 F5 Networks SARL FR
AS20562 Broadband Hosting B.V. NL
AS9044 BSE Software GmbH CH
AS5713 SAIX NET ZA
AS215638 Cilix Limited GB

Downstreams

AS Number Description Country
AS208775 COMAC S.P.A. IT
AS198320 Telnet Systems s.r.l. IT
AS47242 Host SpA IT
AS210224 SNAP SYSTEM SRL IT

Contacts

Email Contacts

ipnoc@welcomeitalia.it

Abuse Contacts

ipnoc@welcomeitalia.it

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Frequently Asked Questions

ASN AS21056 is an Autonomous System Number used to identify a network for BGP internet routing.
AS21056 is listed under Vianova S.p.A.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.