AS25192 CZ.NIC, z.s.p.o. 🇨🇿 CZ
Announcing 14 prefixes, seen at the RIS collectors.
IPv4 prefixes
8
6,656 (26 × /24)
IPv6 prefixes
6
1 × /32
Upstreams
16
transit providers observed
Peers
20
settlement-free adjacencies
Downstreams
7
transit customers observed
Customer cone
6
ASes reachable through it
Registry and operator data
- AS number
- AS25192
- Name
- CZ.NIC, z.s.p.o.
- Organisation
- CZ.NIC, z.s.p.o.
- Country
- 🇨🇿 CZ
- RIR
- RIPENCC
- Allocated
- 2002-08-28
- Network type
- NSP
- Traffic levels
- 20-100Mbps
- Scope
- Global
- Peering policy
- Open
- IRR as-set
- AS-CZNIC-TRANSIT
- Website
- https://www.nic.cz/
- PeeringDB
- net/2325
- Exchanges
- 13
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 |
|---|---|---|---|---|---|
| AS1299 Arelion (fka. Telia Carrier) | 🇸🇪 SE | 70,139 | 109 | 197 | CAIDA |
| AS396356 Latitude.sh | 🇺🇸 US | 420 | 787 | 6 | CAIDA |
| AS29802 HIVELOCITY, Inc. | 🇺🇸 US | 118 | 1,169 | 35 | CAIDA |
| AS37474 ISPA SA | 🇿🇦 ZA | 72 | 3 | 60 | CAIDA |
| AS12859 BIT BV | 🇳🇱 NL | 58 | 58 | 2 | inferred |
| AS29632 Netassist International EOOD | 🇧🇬 BG | 53 | 0 | 5 | inferred |
| AS25248 RADIOKOMUNIKACE a.s. | 🇨🇿 CZ | 35 | 5 | 216 | CAIDA |
| AS34867 Cosmonova LLC | 🇺🇦 UA | 34 | 3 | 13 | CAIDA |
| AS22548 Núcleo de Informação e Coordenação do Ponto BR - NIC.BR | 🇧🇷 BR | 29 | 1 | 3 | CAIDA |
| AS38001 NewMedia Express Pte. Ltd. | 🇸🇬 SG | 27 | 68 | 35 | CAIDA |
| AS8674 Netnod AB | 🇸🇪 SE | 24 | 16 | 22 | CAIDA |
| AS12570 O2 Czech Republic, a.s. | 🇨🇿 CZ | 16 | 11 | 28 | CAIDA |
| AS40528 ICANN | 🇺🇸 US | 14 | 5 | 1 | CAIDA |
| AS16876 ICANN | 🇺🇸 US | 8 | 6 | 5 | CAIDA |
| AS213241 TECHIT.BE SRL | 🇧🇪 BE | 0 | 14 | 5 | inferred |
| AS56662 Marcin Gondek | 🇵🇱 PL | 0 | 0 | 3 | inferred |
Peers
Adjacencies that look settlement-free rather than transit
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS6461 Zayo Bandwidth | 🇺🇸 US | 57,160 | 250 | 4 | CAIDA |
| AS6939 Hurricane Electric LLC | 🇺🇸 US | 57,046 | 241 | 72 | CAIDA |
| AS20485 JSC TransTeleCom | 🇷🇺 RU | 30,825 | 85 | 5 | CAIDA |
| AS24482 SG.GS | 🇸🇬 SG | 24,049 | 45 | 15 | CAIDA |
| AS20473 The Constant Company, LLC | 🇺🇸 US | 20,731 | 1,781 | 2 | CAIDA |
| AS34549 meerfarbig GmbH & Co. KG | 🇩🇪 DE | 20,307 | 47 | 20 | CAIDA |
| AS34927 iFog GmbH | 🇨🇭 CH | 20,273 | 41 | 3 | CAIDA |
| AS37989 DCS1 | 🇸🇬 SG | 20,271 | 2 | 4 | CAIDA |
| AS8218 Zayo Europe | 🇫🇷 FR | 356 | 19 | 7 | CAIDA |
| AS17639 Converge ICT Solutions Inc. | 🇵🇭 PH | 243 | 575 | 4 | CAIDA |
| AS394256 Tech Futures Interactive Inc. | 🇨🇦 CA | 131 | 22 | 6 | CAIDA |
| AS12779 IT.Gate S.p.A. | 🇮🇹 IT | 75 | 25 | 1 | CAIDA |
| AS1836 green.ch AG | 🇨🇭 CH | 45 | 76 | 2 | CAIDA |
| AS34019 Hivane Association | 🇫🇷 FR | 39 | 6 | 10 | CAIDA |
| AS50304 Blix Solutions AS | 🇳🇴 NO | 33 | 97 | 4 | CAIDA |
| AS48362 Stadtwerke Feldkirch | 🇦🇹 AT | 17 | 7 | 5 | CAIDA |
| AS61292 Blix Group AS | 🇳🇴 NO | 2 | 1 | 2 | CAIDA |
| AS59919 Brainbox S.r.l. | 🇮🇹 IT | 2 | 8 | 1 | CAIDA |
| AS29504 Freenet Liberec, z.s. | 🇨🇿 CZ | 0 | 1 | 28 | CAIDA |
| AS212024 Marc Schmitt | 🇫🇷 FR | 0 | 1 | 4 | CAIDA |
Downstreams
Networks this one appears to provide transit to
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS29067 Hostmaster LLC | 🇺🇦 UA | 3 | 7 | 35 | inferred |
| AS20701 CZ.NIC, z.s.p.o. | 🇨🇿 CZ | 0 | 2 | 154 | CAIDA |
| AS26710 ICANN | 🇺🇸 US | 0 | 7 | 126 | CAIDA |
| AS52234 NIC Chile | 🇨🇱 CL | 0 | 1 | 32 | CAIDA |
| AS52304 NIC Chile | 🇨🇱 CL | 0 | 1 | 9 | CAIDA |
| AS61455 LACTLD - LATIN AMERICAN AND CARIBBEAN TLD ASSOCIATION | 🇺🇾 UY | 0 | 1 | 2 | CAIDA |
| AS25152 RIPE NCC - K-root | 🇳🇱 NL | 0 | 3 | 1 | inferred |
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.