ResearchIRR · RIPE

AS-CTNET Czech Telecom, IP Transit

An as-set registered in RIPE, maintained by CZCTNET-MNT. It names 5 ASes and 0 sets directly; followed all the way down, it reaches 5 ASes through 0 nested sets.

Members

What AS-CTNET lists

5 ASes and 0 sets, written in the object across every registry that holds it. Sets open their own page.

AS20884 CZ-CTNET-ASAS28725 CETIN-ASAS57294 Internet_Expert_CZAS197393 ASRUDOLFNETAS198248 ASCSERVIS
Expanded

Every AS it reaches

What a filter built from AS-CTNET would let in: 5 ASes.

Show the 5 ASes
AS20884AS28725AS57294AS197393AS198248
Prefixes

What AS-CTNET covers

Every route object in the IRR whose origin is one of the 5 ASes it reaches: the prefixes a filter built from AS-CTNET (with bgpq4, say) would allow. 28 IPv4 and 5 IPv6. Every one is in the IRR API.

28 IPv4 prefixes
176.102.72.0/21185.138.68.0/22185.138.68.0/24185.138.69.0/24185.138.70.0/24185.138.71.0/24185.218.92.0/23193.138.152.0/22193.138.152.0/24193.138.153.0/24193.138.154.0/24193.138.155.0/24194.147.12.0/22194.50.64.0/22195.5.186.0/24212.96.180.0/2431.132.16.0/2080.74.32.0/2080.74.32.0/2180.74.40.0/2180.78.150.0/2485.162.0.0/1585.162.0.0/1685.162.0.0/1785.162.128.0/1785.163.0.0/1685.163.0.0/1785.163.128.0/17
5 IPv6 prefixes
2001:678:378::/482001:67c:25c0::/482a07:1f40::/292a07:bc0::/292a0b:bb40::/32
Registries

Each registry’s copy

RIPE5 membersCzech Telecom, IP Transit
Maintained byCZCTNET-MNT
Last modified2016-03-24T16:03:03Z
MembersAS20884 AS28725 AS57294 AS197393 AS198248
mbrs-by-refN
Used by

Sets that include AS-CTNET

AS-CTIOL
Tools

Check AS-CTNET live

IRR API, with prefixes