AS25192 CZNIC-AS CZ.NIC, z.s.p.o.
🇨🇿Org handle: ORG-Cz1-RIPE
RIPE NCCallocatedASPA Published
Announced Prefixes (BGP)
15total
8 IPv47 IPv6
IPv4 Addresses
Allocated (RIR)6,144
Announced (BGP)6,656
IPv6 Addresses
Allocated (RIR)3.6×10²⁴
Announced (BGP)7.9×10²⁸
Routing hygiene
Score 1/100 · Low riskRPKI ROA coverage
100%
no RPKI invalid prefixes
IRR route objects
100%
no origin mismatches
Hijack signals
0
0 announced against others' ROAs, 0 own announced by others
Upstreams
9
diversity 88/100
- All announced prefixes have a valid ROA and a matching IRR route object
Based on 15 announced prefixes, updated daily (2026-10-21). How the score works · RPKI explained
Announced Prefixes
(BGP)15|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | RIPE | 2026-10-25 | |
185.43.134.0/24MOAS | Valid | RIPE | 2026-10-25 |
193.29.206.0/24MOAS | Valid | RIPE | 2026-10-25 |
194.0.12.0/24MOAS | Valid | Other IRRRIPE | 2026-10-25 |
| Valid | RIPE | 2026-10-25 | |
194.0.14.0/24MOAS | Valid | RIPE | 2026-10-25 |
212.237.229.0/24MOAS | Valid | RIPE | 2026-10-25 |
| Valid | RIPE | 2026-10-25 | |
2001:678:1::/48MOAS | Valid | Other IRRRIPE | 2026-10-25 |
2001:678:f::/48MOAS | Valid | Other IRRRIPE | 2026-10-25 |
1-10 of 15
1 / 2
Allocated Prefixes
(RIR)9Prefix | Country | RIR | Status |
|---|---|---|---|
| 185.43.132.0/22 | 🇨🇿 CZ | RIPENCC | allocated |
| 193.29.206.0/24 | 🇨🇿 CZ | RIPENCC | assigned |
| 194.0.12.0/24 | 🇨🇿 CZ | RIPENCC | assigned |
| 194.0.13.0/24 | 🇨🇿 CZ | RIPENCC | assigned |
| 212.237.229.0/24 | 🇨🇿 CZ | RIPENCC | allocated |
| 217.31.192.0/20 | 🇨🇿 CZ | RIPENCC | allocated |
| 2001:678:1::/48 | 🇨🇿 CZ | RIPENCC | assigned |
| 2001:678:f::/48 | 🇨🇿 CZ | RIPENCC | assigned |
| 2001:678:10::/48 | 🇨🇿 CZ | RIPENCC | assigned |
All 15 announced prefixes of AS25192 →
Upstream Providers(18)
| ASN | Name |
|---|---|
| AS1299 | 🇸🇪TWELVE99 Arelion Sweden AB |
| AS1853 | 🇦🇹ACOnet - ACONET |
| AS5459 | 🇬🇧LINX-AS London Internet Exchange Ltd. |
| AS6461 | 🇺🇸ZAYO-6461 - Zayo Bandwidth |
| AS6830 | 🇳🇱LibertyGlobal Liberty Global Europe Holding B.V. |
| AS7521 | MFEED - INTERNET MULTIFEED CO. |
| AS8674 | 🇸🇪NETNOD-IX Netnod AB |
| AS12570 | 🇨🇿ITSELF O2 Czech Republic, a.s. |
| AS16876 | 🇺🇸ICANN-DC - ICANN |
| AS22548 | 🇧🇷AS22548 - Nucleo de Inf. e Coord. do Ponto BR - NIC.BR |
| AS25248 | 🇨🇿BlueTone-AS RADIOKOMUNIKACE a.s. |
| AS27678 | 🇨🇱AS27678 - NIC Chile |
| AS29802 | 🇺🇸HVC-AS - HIVELOCITY, Inc. |
| AS34867 | 🇺🇦COSMONOVA-AS Cosmonova LLC |
| AS37474 | 🇿🇦ISPA SA - ISPA SA |
| AS38001 | 🇸🇬NEWMEDIAEXPRESS-AS-AP - NewMedia Express Pte Ltd |
| AS40528 | 🇺🇸ICANN-LAX - ICANN |
| AS396356 | 🇺🇸LATITUDE-SH - Latitude.sh |
Downstream Customers(1)
| ASN | Name |
|---|---|
| AS20701 | 🇨🇿CZNIC-AS3 CZ.NIC, z.s.p.o. |
BGP Neighbours
(seen in AS paths)Upstreams (9)
Networks AS25192 hands its own prefixes to: transit providers, or peers at an exchange.
Downstreams (3)
Networks whose own prefixes AS25192 passes on: usually its customers.
Other adjacent networks (1)
Adjacent to AS25192 in the transit part of AS paths: peers, providers or customers.
- AS1299TWELVE99 Arelion Sweden AB1
ASPA
Published18 upstreams, 1 downstream
Authorized Upstream Providers
AS1299AS1853AS5459AS6461AS6830AS7521AS8674AS12570AS16876AS22548AS25248AS27678AS29802AS34867AS37474AS38001AS40528AS396356
Expires 2026-10-27
Listed as Upstream Provider by
1 ASNAbuse Contact
+31205354444
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- How to run an ASPA checkVerify the upstream providers listed above
- IPv4 transfers in the RIPE NCC regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/25192Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/25192" | jq