AS47631 — sipcom-net1 SIP COMMUNICATIONS LIMITED

Network type: hosting

AS47631 announces 9 IPv4 prefixes covering 2,560 addresses and 1 IPv6 prefixes.

About this network

SIPCOM-NET1 is operated by Sipcom (SIP Communications Limited).

What it's used for

• The address space carries corporate IT infrastructure, evidenced by netnames UK-SIPCOM-20080724, SIPCOMNET, and UK-SIPCOM-20130902, and reverse DNS avuk3epa.sipcom.com.
• The AS announces 2560 IPv4 addresses across 9 prefixes and 1 IPv6 prefix, with 74 observed neighbours; this ratio indicates a transit or peering-heavy role rather than a large access network.
• Traffic from this AS consists of web/API endpoints and internal corporate services for Sipcom’s IT infrastructure and cloud consultancy business.

Notable

• Registrants for the 93.187.x.x and 185.34.x.x blocks align with the announcer, listing SIP COMMUNICATIONS LIMITED, Sipcom Admin, and SIPCOM IP Engineering.
• Four /24 prefixes in the 8.0.0.0/8 range are registered to Level 3 Parent, LLC under netname LVLT-ORG-8-8, indicating leased or historically allocated space.
• The inventory includes a mix of UK-allocated space and Level 3-registered blocks, with a single large IPv6 /32 prefix.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 8.14.119.0/24
• 8.20.109.0/24
• 8.244.148.0/24
• 8.245.1.0/24
• 93.187.225.0/24
• 93.187.228.0/24
• 93.187.230.0/23
• 185.34.124.0/24
• 185.34.127.0/24
• 2a00:9460::/32

Upstream networks

• AS3356 Level 3 Parent, LLC
• AS2914 NTT America, Inc.
• AS6939 Hurricane Electric LLC
• AS34549 meerfarbig GmbH & Co. KG
• AS33891 Core-Backbone GmbH
• AS50304 Blix Solutions AS
• AS17639 Converge ICT Solutions Inc.
• AS48185 team.blue NV
• AS24482 SG.GS
• AS37721 Virtual Technologies & Solutions
• AS50300 CustodianDC Limited
• AS3216 PJSC "Vimpelcom"
• AS37100 SEACOM Limited
• AS6797 GlobalConnect AB
• AS29075 IELO-LIAZO SERVICES SAS
• AS4657 StarHub Ltd
• AS12779 IT.Gate S.p.A.
• AS7575 Australian Academic and Research Network (AARNet)
• AS9002 RETN Limited
• AS25091 IP-Max SA
• AS48362 Stadtwerke Feldkirch

Adjacent networks

• AS3356 Level 3 Parent, LLC
• AS2914 NTT America, Inc.
• AS6939 Hurricane Electric LLC
• AS34549 meerfarbig GmbH & Co. KG
• AS33891 Core-Backbone GmbH
• AS50304 Blix Solutions AS
• AS37721 Virtual Technologies & Solutions
• AS50300 CustodianDC Limited
• AS17639 Converge ICT Solutions Inc.
• AS24482 SG.GS
• AS48185 team.blue NV
• AS4657 StarHub Ltd
• AS37100 SEACOM Limited
• AS6797 GlobalConnect AB
• AS3216 PJSC "Vimpelcom"
• AS29075 IELO-LIAZO SERVICES SAS
• AS12779 IT.Gate S.p.A.
• AS7575 Australian Academic and Research Network (AARNet)
• AS9002 RETN Limited
• AS48362 Stadtwerke Feldkirch
• AS25091 IP-Max SA

Routing security

• RPKI: 7 valid, 0 invalid and 4 not-found announcements; 13 ROAs.
• ASPA: none published.
• IRR: 45% of announcements registered; 14 route objects.
• Listed in as-sets: AS-GLOBEINTERNET-CLIENTS, AS-GLOBEINTERNET-CLIENTS, AS-MDNX, AS-PNAPLON, AS-PNAPLON, AS-SIPCOM, AS-VIATEL, AS2914:AS-EUROPE, AS2914:AS-EUROPE-V6.

Internet exchanges

• LINX LON1 — London, United Kingdom
• Equinix Internet Exchange Paris — Paris, France