AS25098 Netcalibre Ltd 🇬🇧 GB
Announcing 14 prefixes, seen at the RIS collectors.
IPv4 prefixes
12
26,112 (102 × /24)
IPv6 prefixes
2
1 × /32
Upstreams
4
transit providers observed
Peers
6
settlement-free adjacencies
Downstreams
4
transit customers observed
Customer cone
5
ASes reachable through it
Registry and operator data
- AS number
- AS25098
- Name
- Netcalibre Ltd
- Organisation
- Netcalibre Ltd
- Country
- 🇬🇧 GB
- RIR
- RIPENCC
- Allocated
- 2002-07-24
- Network type
- NSP
- Traffic levels
- 5-10Gbps
- Scope
- Europe
- Peering policy
- Open
- IRR as-set
- AS-NETCALIBRE
- Website
- https://netcalibre.uk
- Looking glass
- http://www.as25098.net
- PeeringDB
- net/669
- Exchanges
- 1
- 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 | 69,311 | 129 | 508 | CAIDA |
| AS174 Cogent Communications, LLC | 🇺🇸 US | 66,822 | 3,960 | 197 | CAIDA |
| AS20473 The Constant Company, LLC | 🇺🇸 US | 20,051 | 1,750 | 54 | CAIDA |
| AS9153 Burstfire Networks Ltd | 🇬🇧 GB | 2 | 3 | 1 | inferred |
Peers
Adjacencies that look settlement-free rather than transit
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS6939 Hurricane Electric LLC | 🇺🇸 US | 55,699 | 236 | 77 | CAIDA |
| AS33891 Core-Backbone GmbH | 🇩🇪 DE | 28,471 | 1 | 12 | CAIDA |
| AS24482 SG.GS | 🇸🇬 SG | 20,812 | 45 | 14 | CAIDA |
| AS13030 Init7 (Switzerland) Ltd. | 🇨🇭 CH | 329 | 69 | 7 | CAIDA |
| AS48185 team.blue NV | 🇧🇪 BE | 14 | 1 | 14 | CAIDA |
| AS50300 CustodianDC Limited | 🇬🇧 GB | 9 | 39 | 14 | CAIDA |
Downstreams
Networks this one appears to provide transit to
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS57793 1310 Limited | 🇬🇧 GB | 2 | 15 | 236 | CAIDA |
| AS34675 Prima Internet Holdings Limited | 🇬🇧 GB | 0 | 1 | 42 | CAIDA |
| AS208123 SPN Alliance Limited | 🇬🇧 GB | 0 | 1 | 41 | CAIDA |
| AS57483 Ian Chilton | 🇬🇧 GB | 0 | 2 | 4 | 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.