ASN Lookup Tool

Sinofibre Limited sinofibre.co.uk GB GB 0 Routes

AS Data

AS204821

AS204821 – Sinofibre Limited

AS Number 204821
AS Name Sinofibre
Organization Sinofibre Limited(org-sl1394-ripe)
Country GB
Website sinofibre.co.uk
Number of IPv4 Routes 0
Number of IPv6 Routes 0
ASN type ISP
Allocation Status ASSIGNED
Registry RIPE
Date Allocated 2026-01-21

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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 'AS203940 - AS205662'

as-block:       AS203940 - AS205662
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:        2026-03-05T15:29:31Z
last-modified:  2026-03-05T15:29:31Z
source:         RIPE

% Information related to 'AS204821'

% Abuse contact for 'AS204821' is 'abuse@sinofibre.co.uk'

aut-num:        AS204821
as-name:        Sinofibre
descr:          Sinofibre Broadband
org:            ORG-SL1394-RIPE
sponsoring-org: ORG-CL826-RIPE
import:         from AS48266 accept ANY
export:         to AS48266 announce AS204821
import:         from AS174 accept ANY
export:         to AS174 announce AS204821
admin-c:        AA46144-RIPE
tech-c:         AA46144-RIPE
abuse-c:        AA46144-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         Sinofibre-MNT
created:        2026-01-21T11:23:14Z
last-modified:  2026-01-30T16:50:09Z
source:         RIPE

organisation:   ORG-SL1394-RIPE
org-name:       Sinofibre Limited
org-type:       OTHER
address:        6 Watergate Walk, London, E14 9UT
country:        GB
abuse-c:        AA46144-RIPE
mnt-ref:        lir-uk-catixs-ltd-1-MNT
created:        2026-01-16T17:03:07Z
last-modified:  2026-01-16T17:03:07Z
source:         RIPE # Filtered
mnt-by:         Sinofibre-MNT

role:           Admin
address:        6 Watergate Walk, London, E14 9UT
abuse-mailbox:  abuse@sinofibre.co.uk
nic-hdl:        AA46144-RIPE
mnt-by:         Sinofibre-MNT
created:        2026-01-16T16:59:11Z
last-modified:  2026-01-16T17:02:52Z
source:         RIPE # Filtered

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

Parsed Whois Response

Peers

AS Number Description Country
AS48266 Catixs Ltd GB
AS174 Cogent Communications, LLC US

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Frequently Asked Questions

ASN AS204821 is an Autonomous System Number used to identify a network for BGP internet routing.
AS204821 is listed under Sinofibre Limited.
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.