AS13037 Zen Internet Ltd 🇬🇧 GB
Announcing 38 prefixes, seen at the RIS collectors.
IPv4 prefixes
37
527,616 (2,061 × /24)
IPv6 prefixes
1
8 × /32
Upstreams
3
transit providers observed
Peers
11
settlement-free adjacencies
Downstreams
3
transit customers observed
Customer cone
4
ASes reachable through it
Registry and operator data
- AS number
- AS13037
- Name
- Zen Internet Ltd
- Organisation
- Zen Internet
- Country
- 🇬🇧 GB
- RIR
- RIPENCC
- Allocated
- 2000-02-25
- Network type
- Cable/DSL/ISP
- Traffic levels
- 300-500Gbps
- Scope
- Europe
- Peering policy
- Selective
- IRR as-set
- AS-ZEN
- Website
- http://www.zen.co.uk/
- PeeringDB
- net/100
- Exchanges
- 4
- Facilities
- 5
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Upstreams
Networks seen providing transit to this one
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS1299 Arelion (fka. Telia Carrier) | 🇸🇪 SE | 68,877 | 134 | 541 | CAIDA |
| AS2914 NTT America, Inc. | 🇺🇸 US | 56,133 | 1,574 | 155 | CAIDA |
| AS6461 Zayo Bandwidth | 🇺🇸 US | 52,640 | 215 | 209 | CAIDA |
Peers
Adjacencies that look settlement-free rather than transit
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS6939 Hurricane Electric LLC | 🇺🇸 US | 53,002 | 235 | 249 | CAIDA |
| AS9002 RETN Limited | 🇬🇧 GB | 50,708 | 18 | 204 | CAIDA |
| AS8966 Etisalat (E&) | 🇦🇪 AE | 45,382 | 49 | 1 | CAIDA |
| AS33891 Core-Backbone GmbH | 🇩🇪 DE | 24,850 | 1 | 40 | CAIDA |
| AS37721 Virtual Technologies & Solutions | 🇧🇫 BF | 21,715 | 64 | 44 | CAIDA |
| AS31500 Global Network Management Inc | 🇦🇬 AG | 21,032 | 40 | 39 | CAIDA |
| AS24482 SG.GS | 🇸🇬 SG | 4,977 | 45 | 42 | CAIDA |
| AS13030 Init7 (Switzerland) Ltd. | 🇨🇭 CH | 326 | 69 | 1 | CAIDA |
| AS42708 Glesys AB | 🇸🇪 SE | 106 | 211 | 41 | CAIDA |
| AS48185 team.blue NV | 🇧🇪 BE | 14 | 1 | 43 | CAIDA |
| AS50300 CustodianDC Limited | 🇬🇧 GB | 9 | 39 | 42 | CAIDA |
Downstreams
Networks this one appears to provide transit to
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS208697 Kellogg Management Services (Europe) Limited | 🇬🇧 GB | 0 | 5 | 42 | CAIDA |
| AS51766 Merseyside Fire and Rescue Service | 🇬🇧 GB | 0 | 1 | 41 | CAIDA |
| AS44697 Computer & Communication Co. Limited | 🇬🇧 GB | 0 | 1 | 17 | CAIDA |
Relationships marked inferred come from where the two networks sit on the AS paths the collectors see, which is a guess and is wrong for some of them. The rest are stated by CAIDA's published inference over a much wider set of collectors.