AS28725 CETIN a.s. 🇨🇿 CZ

Announcing 11 prefixes, seen at the RIS collectors.

IPv4 prefixes
9
265,472 (1,037 × /24)
IPv6 prefixes
2
9 × /32
Upstreams
8
transit providers observed
Peers
24
settlement-free adjacencies
Downstreams
35
transit customers observed
Customer cone
66
ASes reachable through it

Registry and operator data

AS number
AS28725
Name
CETIN a.s.
Organisation
CETIN
Country
🇨🇿 CZ
RIR
RIPENCC
Allocated
2003-02-10
Network type
NSP
Traffic levels
200-300Gbps
Scope
Regional
Peering policy
Open
IRR as-set
RIPE::AS-CETIN
PeeringDB
net/9607
Exchanges
7
Facilities
8

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

10 valid (90.9%) 0 invalid (0.0%) 1 no ROA (9.1%)

Announced prefixes

2 in total

Prefix RPKI Peers Sample path First seen
2a07:1f40::/29 v6 RPKI valid 34 3454928725 2026-09-18
2a0b:bb40::/32 v6 RPKI valid 34 3454928725 2026-09-18