206208 looking glass

AS203851 CSD Network Services Ltd 🇬🇧 GB

Announcing 5 prefixes, seen at the RIS collectors.

IPv4 prefixes
5
1,280 (5 × /24)
IPv6 prefixes
0
-
Upstreams
2
transit providers observed
Peers
8
settlement-free adjacencies
Downstreams
2
transit customers observed
Customer cone
3
ASes reachable through it

Registry and operator data

AS number
AS203851
Name
CSD Network Services Ltd
Organisation
CSD Network Services Ltd
Country
🇬🇧 GB
RIR
RIPENCC
Allocated
2015-10-20
Traffic levels
5-10Gbps
Scope
Europe
Peering policy
Open
IRR as-set
AS-CSDLTD
Website
http://www.csd.co
PeeringDB
net/9858
Exchanges
2

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

5 valid (100.0%) 0 invalid (0.0%) 0 no ROA (0.0%)

Announcement history

One point per day, recorded at each table import

0246809-1809-2610-0410-1210-2010-2811-0511-09
IPv4 IPv6

Recorded changes

New prefixes and origin changes seen on the live stream

WhenChangePrefixOriginPath
2026-11-02 00:13:56Z origin change 185.154.48.0/24 AS203851 → AS205900 580576939203851205900
2026-11-02 00:13:56Z origin change 185.154.51.0/24 AS203851 → AS205900 580576939203851205900
2026-11-02 00:13:56Z origin change 185.154.49.0/24 AS203851 → AS205900 580576939203851205900
2026-11-02 00:05:35Z origin change 194.5.7.0/24 AS203851 → AS210206 50304203851210206
2026-11-02 00:05:35Z origin change 185.154.48.0/24 AS203851 → AS205900 50304203851205900
2026-11-02 00:05:35Z origin change 185.154.49.0/24 AS203851 → AS205900 50304203851205900
2026-11-02 00:05:35Z origin change 185.154.51.0/24 AS203851 → AS205900 50304203851205900
2026-10-30 10:54:46Z origin change 185.154.49.0/24 AS203851 → AS205900 35493356174203851205900
2026-10-30 10:54:46Z origin change 185.154.51.0/24 AS203851 → AS205900 35493356174203851205900
2026-10-30 10:54:46Z origin change 185.154.48.0/24 AS203851 → AS205900 35493356174203851205900
2026-10-30 10:25:59Z origin change 185.154.51.0/24 AS203851 → AS205900 503006939203851205900
2026-10-30 10:25:59Z origin change 185.154.49.0/24 AS203851 → AS205900 503006939203851205900
2026-10-30 10:25:59Z origin change 185.154.48.0/24 AS203851 → AS205900 503006939203851205900
2026-10-30 10:24:12Z origin change 185.154.48.0/24 AS205900 → AS203851 35493356174203851
2026-10-30 10:24:12Z origin change 185.154.51.0/24 AS205900 → AS203851 35493356174203851
2026-10-30 10:24:12Z origin change 185.154.49.0/24 AS205900 → AS203851 35493356174203851
2026-10-30 10:23:57Z origin change 185.154.48.0/24 AS203851 → AS205900 176396939203851205900
2026-10-30 10:23:57Z origin change 185.154.49.0/24 AS203851 → AS205900 176396939203851205900
2026-10-30 10:23:57Z origin change 185.154.51.0/24 AS203851 → AS205900 176396939203851205900
2026-10-30 10:23:40Z origin change 185.154.49.0/24 AS205900 → AS203851 2051484343356174203851
2026-10-30 10:23:40Z origin change 185.154.48.0/24 AS205900 → AS203851 2051484343356174203851
2026-10-30 10:23:40Z origin change 185.154.51.0/24 AS205900 → AS203851 2051484343356174203851
2026-10-30 10:23:31Z origin change 185.154.49.0/24 AS203851 → AS205900 557202914174203851205900
2026-10-30 10:23:31Z origin change 185.154.51.0/24 AS203851 → AS205900 557202914174203851205900
2026-10-30 10:23:27Z origin change 185.154.48.0/24 AS205900 → AS203851 176393491174203851
2026-10-30 10:23:27Z origin change 185.154.49.0/24 AS205900 → AS203851 176393491174203851
2026-10-30 10:23:27Z origin change 185.154.51.0/24 AS205900 → AS203851 176393491174203851
2026-10-30 10:23:27Z origin change 185.154.48.0/24 AS203851 → AS205900 132825174203851205900
2026-10-30 10:23:14Z origin change 185.154.48.0/24 AS203851 → AS205900 503046939203851205900
2026-10-30 10:23:14Z origin change 185.154.49.0/24 AS203851 → AS205900 503046939203851205900
2026-10-30 10:23:14Z origin change 185.154.51.0/24 AS203851 → AS205900 503046939203851205900
2026-10-30 10:23:11Z origin change 185.154.51.0/24 AS205900 → AS203851 354933566939203851
2026-10-30 10:23:11Z origin change 185.154.49.0/24 AS205900 → AS203851 354933566939203851
2026-10-30 10:23:11Z origin change 185.154.48.0/24 AS205900 → AS203851 354933566939203851
2026-10-30 10:23:11Z origin change 185.154.51.0/24 AS205900 → AS203851 354933566939203851
2026-10-30 10:23:11Z origin change 185.154.49.0/24 AS205900 → AS203851 354933566939203851
2026-10-30 10:23:11Z origin change 185.154.48.0/24 AS205900 → AS203851 354933566939203851
2026-10-30 10:23:10Z origin change 185.154.48.0/24 AS203851 → AS205900 2051484346939203851205900
2026-10-30 10:23:10Z origin change 185.154.49.0/24 AS203851 → AS205900 2051484346939203851205900
2026-10-30 10:23:10Z origin change 185.154.51.0/24 AS203851 → AS205900 2051484346939203851205900
2026-10-30 10:23:05Z origin change 185.154.51.0/24 AS205900 → AS203851 244826939203851
2026-10-30 10:23:05Z origin change 185.154.49.0/24 AS205900 → AS203851 244826939203851
2026-10-30 10:23:05Z origin change 185.154.48.0/24 AS205900 → AS203851 244826939203851
2026-10-30 10:23:04Z origin change 185.154.48.0/24 AS203851 → AS205900 21628582806762174203851205900
2026-10-30 10:23:04Z origin change 185.154.49.0/24 AS203851 → AS205900 21628582806762174203851205900
2026-10-30 10:23:04Z origin change 185.154.51.0/24 AS203851 → AS205900 21628582806762174203851205900
2026-10-30 10:23:04Z origin change 185.154.51.0/24 AS203851 → AS205900 244826939203851205900
2026-10-30 10:23:04Z origin change 185.154.49.0/24 AS203851 → AS205900 244826939203851205900
2026-10-30 10:23:04Z origin change 185.154.48.0/24 AS203851 → AS205900 244826939203851205900
2026-10-30 10:23:03Z origin change 185.154.51.0/24 AS203851 → AS205900 573816939203851205900
2026-10-30 10:23:03Z origin change 185.154.49.0/24 AS203851 → AS205900 573816939203851205900
2026-10-30 10:23:03Z origin change 185.154.48.0/24 AS203851 → AS205900 573816939203851205900
2026-10-30 10:23:03Z origin change 185.154.51.0/24 AS205900 → AS203851 244826939203851
2026-10-30 10:23:03Z origin change 185.154.49.0/24 AS205900 → AS203851 244826939203851
2026-10-30 10:23:03Z origin change 185.154.48.0/24 AS205900 → AS203851 244826939203851
2026-10-30 10:23:03Z origin change 185.154.48.0/24 AS205900 → AS203851 21628582806762174203851
2026-10-30 10:23:03Z origin change 185.154.49.0/24 AS205900 → AS203851 21628582806762174203851
2026-10-30 10:23:03Z origin change 185.154.51.0/24 AS205900 → AS203851 21628582806762174203851
2026-10-30 10:23:02Z origin change 185.154.51.0/24 AS203851 → AS205900 8526939203851205900
2026-10-30 10:23:02Z origin change 185.154.49.0/24 AS203851 → AS205900 8526939203851205900
2026-10-30 10:23:02Z origin change 185.154.48.0/24 AS203851 → AS205900 8526939203851205900
2026-10-30 10:23:02Z origin change 185.154.51.0/24 AS205900 → AS203851 244826939203851
2026-10-30 10:23:02Z origin change 185.154.48.0/24 AS205900 → AS203851 244826939203851
2026-10-30 10:23:02Z origin change 185.154.49.0/24 AS205900 → AS203851 244826939203851
2026-10-30 10:23:02Z origin change 185.154.48.0/24 AS203851 → AS205900 226526939203851205900
2026-10-30 10:23:02Z origin change 185.154.51.0/24 AS203851 → AS205900 226526939203851205900
2026-10-30 10:23:02Z origin change 185.154.49.0/24 AS203851 → AS205900 226526939203851205900
2026-10-30 10:23:01Z origin change 185.154.48.0/24 AS203851 → AS205900 443934017536939203851205900
2026-10-30 10:23:01Z origin change 185.154.49.0/24 AS203851 → AS205900 443934017536939203851205900
2026-10-30 10:23:01Z origin change 185.154.51.0/24 AS203851 → AS205900 443934017536939203851205900
2026-10-30 10:23:01Z origin change 185.154.48.0/24 AS205900 → AS203851 21628582806762174203851
2026-10-30 10:23:01Z origin change 185.154.49.0/24 AS205900 → AS203851 21628582806762174203851
2026-10-30 10:23:01Z origin change 185.154.51.0/24 AS205900 → AS203851 21628582806762174203851
2026-10-30 10:23:00Z origin change 185.154.48.0/24 AS205900 → AS203851 21628582806762174203851
2026-10-30 10:23:00Z origin change 185.154.49.0/24 AS205900 → AS203851 21628582806762174203851
2026-10-30 10:23:00Z origin change 185.154.51.0/24 AS205900 → AS203851 21628582806762174203851
2026-10-30 10:23:00Z origin change 185.154.51.0/24 AS203851 → AS205900 138309716939203851205900
2026-10-30 10:23:00Z origin change 185.154.48.0/24 AS203851 → AS205900 138309716939203851205900
2026-10-30 10:23:00Z origin change 185.154.49.0/24 AS203851 → AS205900 138309716939203851205900
2026-10-30 10:22:59Z origin change 185.154.49.0/24 AS203851 → AS205900 506286939203851205900
2026-10-30 10:22:59Z origin change 185.154.48.0/24 AS203851 → AS205900 506286939203851205900
2026-10-30 10:22:59Z origin change 185.154.51.0/24 AS203851 → AS205900 506286939203851205900
2026-10-30 10:22:59Z origin change 185.154.51.0/24 AS205900 → AS203851 244826939203851
2026-10-30 10:22:59Z origin change 185.154.48.0/24 AS205900 → AS203851 244826939203851
2026-10-30 10:22:59Z origin change 185.154.49.0/24 AS205900 → AS203851 244826939203851
2026-10-30 10:22:57Z origin change 185.154.49.0/24 AS203851 → AS205900 202056939203851205900
2026-10-30 10:22:57Z origin change 185.154.48.0/24 AS203851 → AS205900 202056939203851205900
2026-10-30 10:22:57Z origin change 185.154.51.0/24 AS203851 → AS205900 202056939203851205900
2026-10-30 10:22:57Z origin change 185.154.48.0/24 AS205900 → AS203851 176396939203851
2026-10-30 10:22:57Z origin change 185.154.49.0/24 AS205900 → AS203851 176396939203851
2026-10-30 10:22:57Z origin change 185.154.51.0/24 AS205900 → AS203851 176396939203851
2026-10-30 10:22:56Z origin change 185.154.51.0/24 AS203851 → AS205900 132825174203851205900
2026-10-30 10:22:56Z origin change 185.154.49.0/24 AS203851 → AS205900 132825174203851205900
2026-10-30 10:22:52Z origin change 185.154.48.0/24 AS205900 → AS203851 46086939203851
2026-10-30 10:22:52Z origin change 185.154.49.0/24 AS205900 → AS203851 46086939203851
2026-10-30 10:22:52Z origin change 185.154.51.0/24 AS205900 → AS203851 46086939203851
2026-10-30 10:22:44Z origin change 185.154.51.0/24 AS205900 → AS203851 503046939203851
2026-10-30 10:22:44Z origin change 185.154.49.0/24 AS205900 → AS203851 503046939203851
2026-10-30 10:22:44Z origin change 185.154.48.0/24 AS205900 → AS203851 503046939203851
2026-10-30 10:22:40Z origin change 185.154.49.0/24 AS205900 → AS203851 2051484346939203851