AS8676 PRT Systems Limited 🇬🇧 GB
Announcing 10 prefixes, seen at the RIS collectors.
IPv4 prefixes
7
8,704 (34 × /24)
IPv6 prefixes
3
6 × /32
Upstreams
4
transit providers observed
Peers
6
settlement-free adjacencies
Downstreams
6
transit customers observed
Customer cone
4
ASes reachable through it
Registry and operator data
- AS number
- AS8676
- Name
- PRT Systems Limited
- Organisation
- PRT Systems Ltd
- Country
- 🇬🇧 GB
- RIR
- RIPENCC
- Allocated
- 1998-02-18
- Network type
- Content
- Scope
- Europe
- Peering policy
- Open
- IRR as-set
- RIPE::AS-PSYS
- PeeringDB
- net/2362
- Exchanges
- 1
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 |
|---|---|---|---|---|---|
| AS8943 Jump Networks Ltd | 🇬🇧 GB | 15 | 7 | 92 | CAIDA |
| AS50300 CustodianDC Limited | 🇬🇧 GB | 9 | 39 | 17 | inferred |
| AS197898 Integrated Digital Services Ltd | 🇬🇧 GB | 6 | 5 | 217 | CAIDA |
| AS207995 Lightning Fibre | 🇬🇧 GB | 6 | 3 | 76 | CAIDA |
Peers
Adjacencies that look settlement-free rather than transit
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS6939 Hurricane Electric LLC | 🇺🇸 US | 55,073 | 240 | 311 | CAIDA |
| AS33891 Core-Backbone GmbH | 🇩🇪 DE | 27,681 | 1 | 22 | CAIDA |
| AS24482 SG.GS | 🇸🇬 SG | 20,211 | 45 | 17 | CAIDA |
| AS20562 Open Peering (Broadband Hosting B.V.) | 🇳🇱 NL | 20,207 | 0 | 11 | CAIDA |
| AS8218 Zayo Europe | 🇫🇷 FR | 432 | 19 | 11 | CAIDA |
| AS48185 team.blue NV | 🇧🇪 BE | 14 | 1 | 14 | CAIDA |
Downstreams
Networks this one appears to provide transit to
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS52063 TTP Cloud Group Ltd | 🇬🇧 GB | 0 | 2 | 123 | CAIDA |
| AS8356 PRT Systems Limited | 🇬🇧 GB | 0 | 2 | 123 | CAIDA |
| AS56739 PRT Systems Limited | 🇬🇧 GB | 0 | 1 | 41 | CAIDA |
| AS200707 Integrated Digital Services Ltd | 🇬🇧 GB | 0 | 0 | 37 | inferred |
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.