What is ASN AS208171?

ASN AS208171 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS208171?

AS208171 is listed under CSO S.r.l.s..

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

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AS208171 CSO S.r.l.s. | IPGeolocation.io

CSO S.r.l.s. cso.it

IT 3 Routes

AS Data

AS208171

AS208171 – CSO S.r.l.s.

AS Number	208171
AS Name	CSO-SRLS
Organization	CSO S.r.l.s. (org-cs1099-ripe)
Country	IT
Website	cso.it
Number of IPv4 Routes	1
Number of IPv6 Routes	2
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2022-02-25

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
185.224.30.0/24	AS208171	CSO S.r.l.s.	CSO S.r.l.s.	256
2a12:8d40:c50::/48	AS208171	CSO S.r.l.s.	CSO S.r.l.s. Milano IT	~1×10²⁴
2a12:8d40:2022::/48	AS208171	CSO S.r.l.s.	CSO S.r.l.s. Milano IT	~1×10²⁴

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 'AS207610 - AS208187'

as-block:       AS207610 - AS208187
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:        2025-10-01T14:17:54Z
last-modified:  2025-10-01T14:17:54Z
source:         RIPE

% Information related to 'AS208171'

% Abuse contact for 'AS208171' is 'abuse@cso.it'

aut-num:        AS208171
as-name:        CSO-SRLS
descr:          CSO S.r.l.s.
org:            ORG-CS1099-RIPE
remarks:        // NetJoin Srl
mp-import:      afi any.unicast from AS64445 accept ANY
mp-export:      afi any.unicast to AS64445 announce AS208171
remarks:        // iFog GmbH
mp-import:      afi any.unicast from AS34927 accept ANY
mp-export:      afi any.unicast to AS34927 announce AS208171
remarks:        // MINAP
mp-import:      afi any.unicast from AS43369 accept ANY
mp-export:      afi any.unicast to AS43369 announce AS208171
remarks:        // FogIXP
mp-import:      afi any.unicast from AS47498 accept ANY
mp-export:      afi any.unicast to AS47498 announce AS208171
remarks:        // EVIX
mp-import:      afi any.unicast from AS137933 accept ANY
mp-export:      afi any.unicast to AS137933 announce AS208171
mp-import:      afi any.unicast from AS209762 accept ANY
mp-export:      afi any.unicast to AS209762 announce AS208171
remarks:        // 4IXP
mp-import:      afi any.unicast from AS35708 accept ANY
mp-export:      afi any.unicast to AS35708 announce AS208171
sponsoring-org: ORG-MPTA11-RIPE
admin-c:        CS20195-RIPE
tech-c:         PR16763-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         CSO-SRLS-MNT
created:        2022-02-25T08:16:11Z
last-modified:  2026-09-04T20:13:29Z
source:         RIPE

organisation:   ORG-CS1099-RIPE
org-name:       CSO S.r.l.s.
country:        IT
reg-nr:         04334790278
address:        Via Giosue' Borsi 20
address:        30173
address:        Venezia
address:        ITALY
phone:          +390418626204
admin-c:        CS20195-RIPE
tech-c:         PR16763-RIPE
abuse-c:        AR67734-RIPE
mnt-by:         CSO-SRLS-MNT
mnt-ref:        CSO-SRLS-MNT
org-type:       OTHER
created:        2025-09-05T19:58:21Z
last-modified:  2026-05-13T05:17:42Z
source:         RIPE # Filtered

role:           CSO S.r.l.s.
address:        Via Giosue' Borsi 20
address:        I-30173 Mestre (VE)
phone:          +390418626204
nic-hdl:        CS20195-RIPE
mnt-by:         CSO-SRLS-MNT
created:        2022-02-23T13:16:29Z
last-modified:  2022-02-23T18:26:56Z
source:         RIPE # Filtered

person:         Paolo Ruggero
address:        Via Giosue' Borsi 20
phone:          +393476568639
nic-hdl:        PR16763-RIPE
mnt-by:         CSO-SRLS-MNT
created:        2022-02-23T17:37:51Z
last-modified:  2022-03-01T09:25:15Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.124.1 (BUSA)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS207610 - AS208187",
    "description" : [ "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" ],
    "date_created" : "2025-10-01",
    "date_updated" : "2025-10-01",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS208171",
    "as_name" : "CSO-SRLS",
    "description" : [ "CSO S.r.l.s." ],
    "status" : "ASSIGNED",
    "mp_import" : [ "afi any.unicast from AS64445 accept ANY", "afi any.unicast from AS34927 accept ANY", "afi any.unicast from AS43369 accept ANY", "afi any.unicast from AS47498 accept ANY", "afi any.unicast from AS137933 accept ANY", "afi any.unicast from AS209762 accept ANY", "afi any.unicast from AS35708 accept ANY" ],
    "mp_export" : [ "afi any.unicast to AS64445 announce AS208171", "afi any.unicast to AS34927 announce AS208171", "afi any.unicast to AS43369 announce AS208171", "afi any.unicast to AS47498 announce AS208171", "afi any.unicast to AS137933 announce AS208171", "afi any.unicast to AS209762 announce AS208171", "afi any.unicast to AS35708 announce AS208171" ],
    "organization" : "ORG-CS1099-RIPE",
    "sponsoring_organization" : "ORG-MPTA11-RIPE",
    "admin_contacts" : [ "CS20195-RIPE" ],
    "tech_contacts" : [ "PR16763-RIPE" ],
    "remarks" : [ "// NetJoin Srl", "// iFog GmbH", "// MINAP", "// FogIXP", "// EVIX", "// 4IXP" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "CSO-SRLS-MNT" ],
    "date_created" : "2022-02-25",
    "date_updated" : "2026-09-04",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-CS1099-RIPE",
    "name" : "CSO S.r.l.s.",
    "type" : "OTHER",
    "address" : [ "Via Giosue' Borsi 20", "30173", "Venezia", "ITALY" ],
    "street" : "Via Giosue' Borsi",
    "city" : "Venezia",
    "zip_code" : "30173",
    "country" : [ "IT" ],
    "phone" : [ "+390418626204" ],
    "admin_contacts" : [ "CS20195-RIPE" ],
    "tech_contacts" : [ "PR16763-RIPE" ],
    "abuse_contacts" : [ "AR67734-RIPE" ],
    "mnt_ref" : [ "CSO-SRLS-MNT" ],
    "mnt_by" : [ "CSO-SRLS-MNT" ],
    "date_created" : "2025-09-05",
    "date_updated" : "2026-05-13",
    "source" : "RIPE",
    "addressCountry" : "ITALY"
  },
  "administrative_contacts" : [ {
    "handle" : "CS20195-RIPE",
    "name" : "CSO S.r.l.s.",
    "address" : [ "Via Giosue' Borsi 20", "I-30173 Mestre (VE)" ],
    "street" : "Via Giosue' Borsi",
    "city" : "Mestre",
    "district" : "Ve",
    "zip_code" : "I-30173",
    "phone" : [ "+390418626204" ],
    "mnt_by" : [ "CSO-SRLS-MNT" ],
    "date_created" : "2022-02-23",
    "date_updated" : "2022-02-23",
    "source" : "RIPE"
  } ],
  "technical_contacts" : [ {
    "handle" : "PR16763-RIPE",
    "name" : "Paolo Ruggero",
    "address" : [ "Via Giosue' Borsi 20" ],
    "street" : "Via Giosue' Borsi",
    "phone" : [ "+393476568639" ],
    "mnt_by" : [ "CSO-SRLS-MNT" ],
    "date_created" : "2022-02-23",
    "date_updated" : "2022-03-01",
    "source" : "RIPE"
  } ]
}

Peers

AS Number	Description	Country
AS47498	iFog GmbH	CH
AS199081	Lancom Ltd.	GR
AS50869	IPng Networks GmbH	CH
AS58057	Securebit AG	CH
AS39351	31173 Services AB	SE
AS6939	Hurricane Electric LLC	US
AS137933	HOMERHOST SERVICE	US
AS198150	SIACOM JSC	GE
AS20912	Giuliano Claudio Peritore trading as Panservice s.a.s. di Cuseo Fabrizio & C.	IT
AS201398	Guwin Universal Services LLC	US
AS43369	MINAP route servers	IT
AS57344	Telehouse EAD	BG
AS58299	Openfactory GmbH	CH
AS212123	Red Panda Network	BE
AS216309	InvisionTech Group S.r.l.	IT
AS51185	MainStreaming SpA	IT
AS53062	GGNET TELECOMUNICACOES LTDA	BR
AS206735	Novelcomm LP	GR
AS211585	Maiyun Zhang	US
AS14840	BR.Digital Telecom	BR
AS211509	Rudakov Ihor	UA
AS24961	WIIT AG	DE
AS32590	Valve Corporation	US
AS15605	Connesi s.p.a.	IT
AS57463	NetIX Communications JSC	BG
AS12735	TurkNet Iletisim Hizmetleri A.S.	TR
AS12779	IT.Gate S.p.A.	IT
AS60602	Inovare Prim SRL	MD
AS209022	Tschajera Limited	GB
AS50877	Airbeam S.r.l.	IT
AS212483	LEVEL EIGHTY SIX COMMUNICATIONS LTD	GB
AS12741	Netia SA	PL
AS34927	iFog GmbH	CH
AS203462	NOVACONN SRL	IT
AS41666	Institute for Pyrotechnical Cleaning limited company	FI
AS35708	4b42 UG	DE
AS215760	DisPaisy Enterprises	IT
AS209823	Enki Multimedia EURL	FR
AS8298	IPng Networks GmbH	CH
AS264409	Huge Solucoes Corporativas Ltda	BR
AS57111	NOVA NETWORKS S.R.L.	IT
AS132337	AXCLUSIVE PTE. LTD.	SG
AS211360	FEDERICO BOVE trading as HATHOST	IT
AS59919	Brainbox S.r.l.	IT
AS52025	ParadoxNetworks Limited	GB
AS212635	Jurrian van Iersel	NL
AS16276	OVH SAS	FR
AS64445	NetJoin srl	IT
AS212508	Lowhosting services of Davide Gennari	IT
AS39120	Convergenze S.p.A.	IT
AS398447	OHANACRAFT, LLC	US
AS263444	Open X Tecnologia Ltda	BR
AS20811	Retelit Digital Services S.p.A.	IT
AS57050	DreamServer S.R.L.	RO
AS5394	UNIDATA S.p.A.	IT
AS9423	ServerKing.io, LLC	US
AS49134	10VPN Research Network LTD	GB
AS55818	MC IX Matrix Internet Exchange RS 1	ID
AS5392	TELNET S.r.l.	IT
AS199518	Gregory Shapiro	US

Upstreams

AS Number	Description	Country
AS47498	iFog GmbH	CH
AS50869	IPng Networks GmbH	CH
AS212508	Lowhosting services of Davide Gennari	IT
AS58057	Securebit AG	CH
AS14840	BR.Digital Telecom	BR
AS211509	Rudakov Ihor	UA
AS34927	iFog GmbH	CH
AS263444	Open X Tecnologia Ltda	BR
AS39351	31173 Services AB	SE
AS6939	Hurricane Electric LLC	US
AS24961	WIIT AG	DE
AS209022	Tschajera Limited	GB
AS216309	InvisionTech Group S.r.l.	IT
AS64445	NetJoin srl	IT

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