AS51409

Name: AS51409 — sipsynergy Ltd
Creator: ipdex

sipsynergy Ltd ISP registered in United Kingdom

12IPv4 prefixes

0IPv6 prefixes

100%RPKI-valid

#36,607AS Rank

327/327RIS visibility

#314Rank in United Kingdom

2010-08-17Allocated

sipsynergy Ltd (AS51409) — ISP, registered in United Kingdom. announces 12 IPv4 prefixes + 0 IPv6 prefixes. Rank in United Kingdom: #314. Allocated: 2010-08-17.

IPv4 12IPv6 0

Announced prefixes · 12

RPKI: rpki.cloudflare.com · 2026-06-17

Routing: 12 IPv4 · 0 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	12
2026-06-13	12

Internet Exchanges · 3

LINX LON1 London 10 Gbps
LINX LON2 London 10 Gbps
LONAP London 10 Gbps

Facilities · 3

3 Facilities · 1 Countries

Global Switch London East London
NTT Hemel Hempstead 1 Data Center (HH1) Hemel Hempstead
Telehouse - London (Docklands North) London

AS topology · Customer cone 1

Providers · 3

AS174 Cogent Communications, LLC
AS2914 NTT America, Inc.
AS13335 Cloudflare, Inc.

Peers · 82

AS6939 Hurricane Electric LLC
AS1031 PEER-1
AS7195 EDGEUNO S.A.S
AS37468 Angola Cables
AS52320 GlobeNet Cabos Submarinos Colombia, S.A.S.
AS20764 CJSC RASCOM

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