ASN Lookup Tool

Mayer Brown International LLP colt.net GB GB 10 Routes

AS Data

AS29120

AS29120Mayer Brown International LLP

AS Number 29120
AS Name ROWEMAW-AS
Organization Mayer Brown International LLP(org-mbrm1-ripe)
Country GB
Website colt.net
Number of IPv4 Routes 10
Number of IPv6 Routes 0
ASN type BUSINESS
Allocation Status ASSIGNED
Registry RIPE
Date Allocated 2003-06-10

ASN Intelligence API for production workflows

Use ASN data for AS29120 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
143.58.10.0/24 256
143.58.8.0/22 1024
143.58.9.0/24 256
143.58.8.0/24 256
143.58.12.0/22 1024
143.58.14.0/24 256
143.58.11.0/24 256
143.58.12.0/24 256
143.58.15.0/24 256
143.58.13.0/24 256

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 'AS29092 - AS29337'

as-block:       AS29092 - AS29337
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:        2018-11-22T15:27:31Z
last-modified:  2018-11-22T15:27:31Z
source:         RIPE

% Information related to 'AS29120'

% Abuse contact for 'AS29120' is 'abuse@colt.net'

aut-num:        AS29120
as-name:        ROWEMAW-AS
org:            ORG-MBRM1-RIPE
import:         from AS702 action pref=100; accept ANY
import:         from AS6656 action pref=100; accept ANY
import:         from AS8928 action pref=100; accept ANY
export:         to AS8928 announce AS29120
export:         to AS702 announce AS29120
export:         to AS6656 announce AS29120
tech-c:         FN2921-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
admin-c:        FN2921-RIPE
mnt-by:         Mayer-Brown-LLP
created:        2003-06-10T13:53:23Z
last-modified:  2020-02-20T17:39:18Z
source:         RIPE
sponsoring-org: ORG-CI9-RIPE

organisation:   ORG-MBRM1-RIPE
org-name:       Mayer Brown International LLP
country:        GB
org-type:       OTHER
address:        11 Pilgrim Street
address:        London
address:        EC4V 6RW
address:        United Kingdom
abuse-c:        AR28687-RIPE
mnt-ref:        AS6656-MNT
mnt-by:         AS6656-MNT
created:        2006-05-25T12:53:15Z
last-modified:  2022-12-01T17:19:02Z
source:         RIPE # Filtered

person:         FW NETOPS
address:        201 Bishopsgate, London, EC2M 3AF
phone:          +44 203 130 8600
nic-hdl:        FN2921-RIPE
mnt-by:         Mayer-Brown-LLP
created:        2017-10-23T16:40:16Z
last-modified:  2017-10-23T16:40:16Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.121.1 (DEXTER)

Parsed Whois Response

Peers

AS Number Description Country
AS6656 Claranet Limited GB
AS702 Verizon Business US
AS3549 Level 3 Communications, Inc. (GBLX) US
AS1239 Cogent Communications, LLC US
AS8928 GTT Communications Inc. US
AS3356 Level 3 Parent, LLC US
AS174 Cogent Communications, LLC US

Upstreams

AS Number Description Country
AS3356 Level 3 Parent, LLC US
AS174 Cogent Communications, LLC US

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Frequently Asked Questions

ASN AS29120 is an Autonomous System Number used to identify a network for BGP internet routing.
AS29120 is listed under Mayer Brown International LLP.
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.