AS203645 Jan Ryznar 🇨🇿 CZ
Announcing 27 prefixes, seen at the RIS collectors.
IPv4 prefixes
4
1,024 (4 × /24)
IPv6 prefixes
23
3,593 × /48
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS203645
- Name
- Jan Ryznar
- Organisation
- Jan Ryznar
- Country
- 🇨🇿 CZ
- RIR
- RIPENCC
- Allocated
- 2016-01-07
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Internet exchange presence
From PeeringDB, which networks maintain themselves
No exchange ports recorded in PeeringDB for this AS.