ASN Lookup Tool

CSD Network Services Ltd csd.co GB GB 6 Routes

AS Data

AS203851

AS203851CSD Network Services Ltd

AS Number 203851
AS Name as_csd001
Organization CSD Network Services Ltd (org-cl296-ripe)
Country GB
Website csd.co
Number of IPv4 Routes 6
Number of IPv6 Routes 0
ASN type ISP
Allocation Status ASSIGNED
Registry RIPE
Date Allocated 2015-10-20

ASN Intelligence API for production workflows

Use ASN data for AS203851 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
185.87.215.0/24 256
185.87.214.0/24 256
185.154.50.0/24 256
185.87.212.0/24 256
185.87.213.0/24 256
185.154.51.0/24 256

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 'AS203113 - AS203887'

as-block:       AS203113 - AS203887
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:        2024-11-12T15:22:00Z
last-modified:  2024-11-12T15:22:00Z
source:         RIPE

% Information related to 'AS203851'

% Abuse contact for 'AS203851' is 'ripe@csd.co'

aut-num:        AS203851
as-name:        as_csd001
org:            ORG-CL296-RIPE
import:         from AS174 accept ANY
export:         to AS174 announce AS203851
import:         from AS3257 accept ANY
export:         to AS3257 announce AS203851
admin-c:        TA5062-RIPE
tech-c:         TA5062-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         toma1-mnt
created:        2015-10-20T10:02:33Z
last-modified:  2018-09-04T11:41:01Z
source:         RIPE

organisation:   ORG-CL296-RIPE
org-name:       CSD Network Services Ltd
country:        GB
org-type:       LIR
address:        10 New Road, Rayne
address:        CM77 6TG
address:        Braintree
address:        UNITED KINGDOM
phone:          +441376340240
fax-no:         +441376388032
abuse-c:        AC28408-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        toma1-mnt
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         toma1-mnt
created:        2015-02-10T16:29:05Z
last-modified:  2020-12-16T13:29:43Z
source:         RIPE # Filtered

person:         Tom Agutter
address:        CSD Network Services Ltd, 10 New Road, Rayne, Braintree, Essex, CM77 6TG. UK
phone:          +44 1376 340240
nic-hdl:        TA5062-RIPE
mnt-by:         toma1-mnt
created:        2015-02-11T15:20:00Z
last-modified:  2017-09-14T09:58:20Z
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
AS62167 Tismi BV NL
AS12552 GlobalConnect AB SE
AS28792 Public Internet Ltd GB
AS7195 EDGEUNO S.A.S CO
AS64049 Reliance Jio Infocomm Pte Ltd Singapore SG
AS39351 31173 Services AB SE
AS6939 Hurricane Electric LLC US
AS6204 ZET.NET IP Transit RO
AS31742 Sotaconnect Network GB
AS45352 IP ServerOne Solutions Sdn Bhd MY

Upstreams

AS Number Description Country
AS25091 IP Max SA CH
AS6939 Hurricane Electric LLC US
AS6204 ZET.NET IP Transit RO
AS29075 IELO LIAZO SERVICES SAS FR
AS48362 Stadtwerke Feldkirch AT
AS25369 Hydra Communications Ltd GB
AS174 Cogent Communications, LLC US
AS34177 CELESTE SAS FR
AS37468 Angola Cables AO
AS60171 AFR IX TELECOM S.A. ES

Downstreams

AS Number Description Country
AS205900 APC Solutions UK Ltd GB
AS210206 Metro Security GB PLC GB

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Frequently Asked Questions

ASN AS203851 is an Autonomous System Number used to identify a network for BGP internet routing.
AS203851 is listed under CSD Network Services Ltd.
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.