ResearchIRR · RIPE

AS-CYSO Cyso Hosting B.V. AS(es)

An as-set registered in RIPE, maintained by CYSO-MNT. It names 4 ASes and 0 sets directly; followed all the way down, it reaches 4 ASes through 0 nested sets.

Members

What AS-CYSO lists

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

AS15535 VIRTUALXS-ASAS25151 CYSO-ASAS44694 FUGA_NL_1AS210728 CYSO-AS-DE
Expanded

Every AS it reaches

What a filter built from AS-CYSO would let in: 4 ASes.

Show the 4 ASes
AS15535AS25151AS44694AS210728
Prefixes

What AS-CYSO covers

Every route object in the IRR whose origin is one of the 4 ASes it reaches: the prefixes a filter built from AS-CYSO (with bgpq4, say) would allow. 26 IPv4 and 6 IPv6. Every one is in the IRR API.

26 IPv4 prefixes
109.235.72.0/21130.193.5.0/24185.123.55.0/24185.54.112.0/22185.78.196.0/22193.33.220.0/24194.26.103.0/242.57.56.0/24213.173.39.0/2437.46.136.0/2137.72.138.0/2445.134.223.0/2446.16.38.0/2446.253.137.0/2462.129.128.0/2162.129.139.0/2462.129.149.0/2477.246.243.0/2480.85.160.0/2381.24.0.0/2081.24.0.0/2281.24.12.0/2281.24.4.0/2281.24.8.0/2285.158.200.0/2193.94.224.0/21
6 IPv6 prefixes
2001:678:c50::/482a01:518::/322a05:6cc0::/292a11:2440::/322a14:6480::/292a14:6480::/33
Registries

Each registry’s copy

RIPE4 membersCyso Hosting B.V. AS(es)
Maintained byCYSO-MNT
Last modified2024-01-17T11:32:53Z
MembersAS25151 AS210728 AS44694 AS15535
mbrs-by-refN
Used by

Sets that include AS-CYSO

AS-NBIPAS-NBIP6AS-NOTSURFNET-PEERSAS1299:AS-TWELVE99-EU-V4AS1299:AS-TWELVE99-EU-V6AS200020:AS-NBIPAS29075:AS-PEERS:AS-SETAS2914:AS-EUROPEAS2914:AS-EUROPE-V6AS43252:AS-DECIX-HAMAS43252:AS-DECIX-HAM-V6AS47228:AS-DECIX-MUCAS47228:AS-DECIX-MUC-V6AS56890:AS-DECIX-DUSAS56890:AS-DECIX-DUS-V6AS6695:AS-DECIX-FRAAS6695:AS-DECIX-FRA-V6AS6777:AS-AMS-IX-RS-SETSAS6777:AS-AMS-IX-RS-SETS-V6
Tools

Check AS-CYSO live

IRR API, with prefixes