AS20701 CZ.NIC, z.s.p.o. 🇨🇿 CZ
Announcing 4 prefixes, seen at the RIS collectors.
IPv4 prefixes
2
512 (2 × /24)
IPv6 prefixes
2
2 × /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
- AS20701
- Name
- CZ.NIC, z.s.p.o.
- Organisation
- CZ.NIC, z.s.p.o.
- Country
- 🇨🇿 CZ
- RIR
- RIPENCC
- Allocated
- 2001-05-10
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Whois
Fetched from whois.ripe.net
as-block: AS20485 - AS20857 descr: RIPE NCC ASN block remarks: These AS Numbers are assigned to network operators in the RIPE NCC service region. mnt-by: RIPE-NCC-HM-MNT created: 2018-11-22T15:27:27Z last-modified: 2018-11-22T15:27:27Z source: RIPE aut-num: AS20701 as-name: CZNIC-AS3 import: from AS25192 accept ANY export: to AS25192 announce AS20701 org: ORG-Cz1-RIPE admin-c: CZ-RIPE tech-c: CZ-RIPE status: ASSIGNED mnt-by: RIPE-NCC-END-MNT mnt-by: CZ-NIC-MNT created: 2002-06-20T17:41:54Z last-modified: 2019-04-04T08:13:35Z source: RIPE organisation: ORG-Cz1-RIPE org-name: CZ.NIC, z.s.p.o. country: CZ reg-nr: 67985726 org-type: LIR address: Milesovska 5 address: 13000 address: Praha 3 address: CZECH REPUBLIC phone: +420222745111 fax-no: +420222745112 admin-c: MP12962-RIPE admin-c: JARA admin-c: OF156-RIPE mnt-ref: CZ-NIC-MNT mnt-ref: RIPE-NCC-HM-MNT mnt-by: RIPE-NCC-HM-MNT mnt-by: CZ-NIC-MNT abuse-c: CZ-RIPE created: 2004-04-17T11:04:42Z last-modified: 2026-05-13T07:30:28Z source: RIPE # Filtered role: Top level domain .CZ Operations address: CZ.NIC, z.s.p.o. address: Milesovska 5 address: Praha 3 address: 130 00 address: The Czech Republic phone: +420 222 745 111 fax-no: +420 222 745 112 abuse-mailbox: abuse@nic.cz admin-c: OF156-RIPE tech-c: MP12962-RIPE tech-c: JARA nic-hdl: CZ-RIPE mnt-by: CZ-NIC-MNT created: 2003-05-16T20:14:31Z last-modified: 2025-10-10T09:03:19Z source: RIPE # Filtered