ASN AS51944 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS51944?

AS51944 is listed under DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J..

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?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS51944 DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J.

DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J. ipv.net.pl

PL 14 Routes

AS Data

AS51944

AS51944 – DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J.

AS Number	51944
AS Name	PROMEDIA-IPV-AS
Organization	DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J. (org-dwta5-ripe)
Country	PL
Website	ipv.net.pl
Number of IPv4 Routes	12
Number of IPv6 Routes	2
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2010-12-03

ASN Intelligence API for production workflows

Use ASN data for AS51944 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
91.227.103.0/24	AS51944	DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J.	DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J.	256
193.203.22.0/24	AS51944	DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J.	DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J.	256
193.151.51.0/24	AS51944	DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J.	DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J.	256
193.151.50.0/24	AS51944	DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J.	DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J.	256
193.151.49.0/24	AS51944	DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J.	DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J.	256
185.123.48.0/22	AS51944	DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J.	DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J.	1024
45.150.151.0/24	AS51944	DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J.	DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J.	256
91.227.104.0/22	AS51944	DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J.	DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J.	1024
2a06:aa40::/29	AS51944	DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J.	DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J.	~634×10²⁷
193.203.224.0/24	AS51944	DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J.	DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J.	256

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 'AS51857 - AS52209'

as-block:       AS51857 - AS52209
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:        2024-12-12T14:34:06Z
last-modified:  2024-12-12T14:34:06Z
source:         RIPE

% Information related to 'AS51944'

% Abuse contact for 'AS51944' is 'abuse@ipv.net.pl'

aut-num:        AS51944
as-name:        PROMEDIA-IPV-AS
org:            ORG-DWTA5-RIPE
remarks:        ------------------
remarks:        --- IPv4 peers ---
remarks:        ------------------
remarks:        - PROMEDIA
import:         from AS199943 accept ANY
export:         to AS199943 announce AS-PROMEDIA AS201953
remarks:        - ePoludnie - EPIX
import:         from AS50607 accept ANY
export:         to AS50607 announce AS-PROMEDIA AS201953
remarks:        - ePoludnie - POLMIX
import:         from AS201054 accept ANY
export:         to AS20154 announce AS-PROMEDIA AS201953
remarks:        - INTERKA
import:         from AS201953 accept ANY
export:         to AS201953 announce AS-PROMEDIA
remarks:        - HYDROKOM
import:         from AS198344 accept ANY
export:         to AS198344 announce AS-PROMEDIA
remarks:        - GTT
import:         from AS3257 accept ANY
export:         to AS3257 announce AS-PROMEDIA AS201953
remarks:        ------------------
remarks:        - Liberty Global
import:         from AS6830 accept ANY
export:         to AS6830 announce AS-PROMEDIA AS201953
remarks:        --- IPv6 peers ---
remarks:        ------------------
remarks:        - PROMEDIA
mp-import:      afi ipv6.unicast from AS199943 accept ANY
mp-export:      afi ipv6.unicast to AS199943 announce AS-PROMEDIA AS201953
remarks:        - ePoludnie EPIX
mp-import:      afi ipv6.unicast from AS50607 accept ANY
mp-export:      afi ipv6.unicast to AS50607 announce AS-PROMEDIA AS201953
remarks:        - ePoludnie POLMIX
mp-import:      afi ipv6.unicast from AS201054 accept ANY
mp-export:      afi ipv6.unicast to AS201054 announce AS-PROMEDIA AS201953
remarks:        - INTERKA
mp-import:      afi ipv6.unicast from AS201953 accept ANY
mp-export:      afi ipv6.unicast to AS201953 announce AS-PROMEDIA
remarks:        - HYDROKOM
mp-import:      afi ipv6.unicast from AS198344 accept AS-HYDROKOM
mp-export:      afi ipv6.unicast to AS198344 announce AS-PROMEDIA
remarks:        - GTT
mp-import:      afi ipv6.unicast from AS3257 accept ANY
mp-export:      afi ipv6.unicast to AS3257 announce AS-PROMEDIA AS201953
remarks:        - Liberty Global AS6830
mp-import:      afi ipv6.unicast from AS6830 accept ANY
mp-export:      afi ipv6.unicast to AS6830 announce AS-PROMEDIA AS201953
admin-c:        DW85-RIPE
tech-c:         DW85-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         PROMEDIA-IPV-MNT
created:        2010-12-03T13:16:29Z
last-modified:  2023-01-02T13:49:43Z
source:         RIPE

organisation:   ORG-DWTA5-RIPE
org-name:       DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J.
country:        PL
org-type:       LIR
address:        Zamkowa 6
address:        46-200
address:        Kluczbork
address:        POLAND
phone:          +48778875750
admin-c:        DW85-RIPE
tech-c:         DW85-RIPE
abuse-c:        AR21399-RIPE
mnt-ref:        PROMEDIA-IPV-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         PROMEDIA-IPV-MNT
created:        2022-01-19T09:21:44Z
last-modified:  2022-01-19T10:11:11Z
source:         RIPE # Filtered

person:         Dariusz Wesolowski
address:        ul. Zamkowa 6
address:        46-200
address:        Kluczbork
address:        POLAND
phone:          +48 503108176
nic-hdl:        DW85-RIPE
mnt-by:         PROMEDIA-IPV-MNT
created:        2009-07-28T10:38:12Z
last-modified:  2017-01-31T19:48:59Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.121.2 (DEXTER)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS51857 - AS52209",
    "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" : "2024-12-12",
    "date_updated" : "2024-12-12",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS51944",
    "as_name" : "PROMEDIA-IPV-AS",
    "status" : "ASSIGNED",
    "import" : [ "from AS199943 accept ANY", "from AS50607 accept ANY", "from AS201054 accept ANY", "from AS201953 accept ANY", "from AS198344 accept ANY", "from AS3257 accept ANY", "from AS6830 accept ANY" ],
    "mp_import" : [ "afi ipv6.unicast from AS199943 accept ANY", "afi ipv6.unicast from AS50607 accept ANY", "afi ipv6.unicast from AS201054 accept ANY", "afi ipv6.unicast from AS201953 accept ANY", "afi ipv6.unicast from AS198344 accept AS-HYDROKOM", "afi ipv6.unicast from AS3257 accept ANY", "afi ipv6.unicast from AS6830 accept ANY" ],
    "export" : [ "to AS199943 announce AS-PROMEDIA AS201953", "to AS50607 announce AS-PROMEDIA AS201953", "to AS20154 announce AS-PROMEDIA AS201953", "to AS201953 announce AS-PROMEDIA", "to AS198344 announce AS-PROMEDIA", "to AS3257 announce AS-PROMEDIA AS201953", "to AS6830 announce AS-PROMEDIA AS201953" ],
    "mp_export" : [ "afi ipv6.unicast to AS199943 announce AS-PROMEDIA AS201953", "afi ipv6.unicast to AS50607 announce AS-PROMEDIA AS201953", "afi ipv6.unicast to AS201054 announce AS-PROMEDIA AS201953", "afi ipv6.unicast to AS201953 announce AS-PROMEDIA", "afi ipv6.unicast to AS198344 announce AS-PROMEDIA", "afi ipv6.unicast to AS3257 announce AS-PROMEDIA AS201953", "afi ipv6.unicast to AS6830 announce AS-PROMEDIA AS201953" ],
    "organization" : "ORG-DWTA5-RIPE",
    "admin_contacts" : [ "DW85-RIPE" ],
    "tech_contacts" : [ "DW85-RIPE" ],
    "remarks" : [ "------------------", "--- IPv4 peers ---", "------------------", "- PROMEDIA", "- ePoludnie - EPIX", "- ePoludnie - POLMIX", "- INTERKA", "- HYDROKOM", "- GTT", "------------------", "- Liberty Global", "--- IPv6 peers ---", "------------------", "- PROMEDIA", "- ePoludnie EPIX", "- ePoludnie POLMIX", "- INTERKA", "- HYDROKOM", "- GTT", "- Liberty Global AS6830" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "PROMEDIA-IPV-MNT" ],
    "date_created" : "2010-12-03",
    "date_updated" : "2023-01-02",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-DWTA5-RIPE",
    "name" : "DARIUSZ WESOLOWSKI trading as PROMEDIA NOWICKI WESOLOWSKI Sp.J.",
    "type" : "LIR",
    "address" : [ "Zamkowa 6", "46-200", "Kluczbork", "POLAND" ],
    "street" : "Zamkowa",
    "city" : "Kluczbork",
    "zip_code" : "46-200",
    "country" : [ "PL" ],
    "phone" : [ "+48778875750" ],
    "admin_contacts" : [ "DW85-RIPE" ],
    "tech_contacts" : [ "DW85-RIPE" ],
    "abuse_contacts" : [ "AR21399-RIPE" ],
    "mnt_ref" : [ "PROMEDIA-IPV-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "PROMEDIA-IPV-MNT" ],
    "date_created" : "2022-01-19",
    "date_updated" : "2022-01-19",
    "source" : "RIPE",
    "addressCountry" : "POLAND"
  },
  "administrative_contacts" : [ {
    "handle" : "DW85-RIPE",
    "name" : "Dariusz Wesolowski",
    "address" : [ "ul. Zamkowa 6", "46-200", "Kluczbork", "POLAND" ],
    "street" : "Ul. Zamkowa",
    "city" : "Kluczbork",
    "zip_code" : "46-200",
    "country" : "POLAND",
    "phone" : [ "+48 503108176" ],
    "mnt_by" : [ "PROMEDIA-IPV-MNT" ],
    "date_created" : "2009-07-28",
    "date_updated" : "2017-01-31",
    "source" : "RIPE",
    "addressCountry" : "POLAND"
  } ],
  "technical_contacts" : [ {
    "handle" : "DW85-RIPE",
    "name" : "Dariusz Wesolowski",
    "address" : [ "ul. Zamkowa 6", "46-200", "Kluczbork", "POLAND" ],
    "street" : "Ul. Zamkowa",
    "city" : "Kluczbork",
    "zip_code" : "46-200",
    "country" : "POLAND",
    "phone" : [ "+48 503108176" ],
    "mnt_by" : [ "PROMEDIA-IPV-MNT" ],
    "date_created" : "2009-07-28",
    "date_updated" : "2017-01-31",
    "source" : "RIPE",
    "addressCountry" : "POLAND"
  } ]
}

Peers

AS Number	Description	Country
AS9498	Bharti Airtel Limited	IN
AS6939	Hurricane Electric LLC	US
AS6204	ZET.NET IP Transit	RO
AS60602	Inovare-Prim SRL	MD
AS286	GTT Communications Inc.	US
AS6830	Liberty Global Europe Holding B.V.	NL
AS44901	Belcloud LTD	BG
AS9136	Wobcom GmbH	DE
AS22356	Durand do Brasil Ltda	BR
AS198150	SIACOM JSC	GE

Upstreams

AS Number	Description	Country
AS39120	Convergenze S.p.A.	IT
AS24482	SG.GS	SG
AS9498	Bharti Airtel Limited	IN
AS14840	BR.Digital Telecom	BR
AS1764	Next Layer Telekommunikationsdienstleistungs und Beratungs GmbH	AT
AS263444	Open X Tecnologia Ltda	BR
AS6939	Hurricane Electric LLC	US
AS6204	ZET.NET IP Transit	RO
AS286	GTT Communications Inc.	US
AS22356	Durand do Brasil Ltda	BR

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