ASN Lookup Tool

Citylink Telecom Sp. z o.o. tbtelecom.pl PL PL 4 Routes

AS Data

AS51155

AS51155Citylink Telecom Sp. z o.o.

AS Number 51155
AS Name TBTELECOM
Organization Citylink Telecom Sp. z o.o.(org-ttsz1-ripe)
Country PL
Website tbtelecom.pl
Number of IPv4 Routes 3
Number of IPv6 Routes 1
ASN type ISP
Allocation Status ASSIGNED
Registry RIPE
Date Allocated 2010-06-09

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Use ASN data for AS51155 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
178.19.176.0/20 4096
2a02:26e8::/32 ~79×10²⁷
46.227.36.0/23 512
46.227.38.0/23 512

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 'AS50893 - AS51311'

as-block:       AS50893 - AS51311
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:        2024-12-10T14:54:30Z
last-modified:  2024-12-10T14:54:30Z
source:         RIPE

% Information related to 'AS51155'

% Abuse contact for 'AS51155' is 'ripe@tbtelecom.pl'

aut-num:        AS51155
as-name:        TBTELECOM
org:            ORG-TTSz1-RIPE
import:         from AS8545 accept ANY
import:         from AS174 accept ANY
import:         from AS48850 accept ANY
import:         from AS15169 accept ANY
export:         to AS8545 announce AS51155
export:         to AS174 announce AS51155
export:         to AS48850 announce AS-TBTELECOM-EPIX-OpenPeering
export:         to AS15169 announce AS51155:AS-CITYLINK-GOOGLE
admin-c:        MM52993-RIPE
tech-c:         MM52993-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         AS51155-MNT
created:        2010-06-09T13:24:47Z
last-modified:  2024-10-03T18:25:10Z
source:         RIPE

organisation:   ORG-TTSz1-RIPE
org-name:       Citylink Telecom Sp. z o.o.
country:        PL
org-type:       LIR
address:        ul. Azymutalna 9
address:        80-298
address:        Gdansk
address:        POLAND
phone:          +48583217454
fax-no:         +48585551106
admin-c:        MM52993-RIPE
tech-c:         MM52993-RIPE
abuse-c:        AR16453-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        AS51155-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         AS51155-MNT
created:        2010-05-17T09:44:46Z
last-modified:  2024-11-27T15:29:54Z
source:         RIPE # Filtered

person:         Mariusz Muszynski
address:        ul. Azymutalna 9
address:        80-298 Gdansk
address:        POLAND
phone:          +48 58 3217450
nic-hdl:        MM52993-RIPE
mnt-by:         AS51155-MNT
created:        2020-07-01T09:58:21Z
last-modified:  2025-04-27T15:21:12Z
source:         RIPE

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

Parsed Whois Response

Peers

AS Number Description Country
AS49434 FBW NETWORKS SAS FR
AS205160 Domanski Zakrzewski Palinka sp. k. PL
AS6939 Hurricane Electric LLC US
AS6204 ZET.NET IP Transit RO
AS60602 Inovare-Prim SRL MD
AS22356 Durand do Brasil Ltda BR
AS198150 SIACOM JSC GE
AS56373 WAVE FIBER Sp. z.o.o. PL
AS56408 Gdansk Airport Sp. z o.o. PL
AS201054 Stowarzyszenie e-Poludnie PL

Upstreams

AS Number Description Country
AS39120 Convergenze S.p.A. IT
AS50263 A Systems Sp. z o.o. PL
AS14840 BR.Digital Telecom BR
AS30886 PP KOM i TEX UA
AS9002 RETN Limited GB
AS263444 Open X Tecnologia Ltda BR
AS49434 FBW NETWORKS SAS FR
AS6939 Hurricane Electric LLC US
AS6204 ZET.NET IP Transit RO
AS24961 WIIT AG DE

Downstreams

AS Number Description Country
AS41865 BIALL NET Sp. z o.o. PL
AS56408 Gdansk Airport Sp. z o.o. PL
AS51976 JP Telekom Sp z o.o. PL
AS206651 Telemedian Sp. z o.o. PL

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Frequently Asked Questions

ASN AS51155 is an Autonomous System Number used to identify a network for BGP internet routing.
AS51155 is listed under Citylink Telecom Sp. z o.o..
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.