AS43542 OptoNet Communication, spol. s.r.o. 🇨🇿 CZ
Announcing 2 prefixes, seen at the RIS collectors.
IPv4 prefixes
1
8,192 (32 × /24)
IPv6 prefixes
1
1 × /32
Upstreams
2
transit providers observed
Peers
5
settlement-free adjacencies
Downstreams
4
transit customers observed
Customer cone
6
ASes reachable through it
Registry and operator data
- AS number
- AS43542
- Name
- OptoNet Communication, spol. s.r.o.
- Organisation
- OptoNet Communication, spol. s.r.o.
- Country
- 🇨🇿 CZ
- RIR
- RIPENCC
- Allocated
- 2007-08-20
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 |
|---|---|---|---|---|---|
| AS16019 Vodafone Czech Republic a.s. | 🇨🇿 CZ | 159 | 90 | 46 | CAIDA |
| AS6855 Slovak Telekom, a.s. | 🇸🇰 SK | 125 | 37 | 180 | CAIDA |
Peers
Adjacencies that look settlement-free rather than transit
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS6939 Hurricane Electric LLC | 🇺🇸 US | 52,797 | 185 | 89 | CAIDA |
| AS24482 SG.GS | 🇸🇬 SG | 4,980 | 45 | 9 | CAIDA |
| AS1764 Next Layer Telecommunications | 🇦🇹 AT | 391 | 69 | 9 | CAIDA |
| AS8218 Zayo Europe | 🇫🇷 FR | 336 | 19 | 9 | CAIDA |
| AS29504 Freenet Liberec, z.s. | 🇨🇿 CZ | 0 | 1 | 10 | CAIDA |
Downstreams
Networks this one appears to provide transit to
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS202979 NGA Services, spol. s r.o. | 🇨🇿 CZ | 2 | 1 | 74 | CAIDA |
| AS207945 CNI Group s.r.o. | 🇨🇿 CZ | 0 | 3 | 156 | CAIDA |
| AS44104 LCJ Invest, a.s. | 🇨🇿 CZ | 0 | 1 | 41 | CAIDA |
| AS48091 Kraj Vysocina | 🇨🇿 CZ | 0 | 3 | 6 | 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.