AS51800 FIBER Network s.r.o. 🇨🇿 CZ
Announcing 2 prefixes, seen at the RIS collectors.
IPv4 prefixes
1
2,048 (8 × /24)
IPv6 prefixes
1
1 × /32
Upstreams
1
transit providers observed
Peers
5
settlement-free adjacencies
Downstreams
1
transit customers observed
Customer cone
2
ASes reachable through it
Registry and operator data
- AS number
- AS51800
- Name
- FIBER Network s.r.o.
- Organisation
- FIBER Network s.r.o.
- Country
- 🇨🇿 CZ
- RIR
- RIPENCC
- Allocated
- 2010-11-05
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 |
|---|---|---|---|---|---|
| AS49025 PRO-ZETA a.s. | 🇨🇿 CZ | 6 | 7 | 59 | CAIDA |
Peers
Adjacencies that look settlement-free rather than transit
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS6939 Hurricane Electric LLC | 🇺🇸 US | 57,022 | 241 | 7 | CAIDA |
| AS24482 SG.GS | 🇸🇬 SG | 24,045 | 45 | 2 | CAIDA |
| AS8218 Zayo Europe | 🇫🇷 FR | 348 | 19 | 2 | CAIDA |
| AS42000 Futruy s.r.o. | 🇨🇿 CZ | 30 | 5 | 5 | CAIDA |
| AS29504 Freenet Liberec, z.s. | 🇨🇿 CZ | 0 | 1 | 2 | CAIDA |
Downstreams
Networks this one appears to provide transit to
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS51400 SPOJE.NET s.r.o. | 🇨🇿 CZ | 0 | 1 | 15 | 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.