Routing information (RIS)
  • Originates prefixes visible
  • Is seen in other routes

Name and holder of this ASN:

CYSO-AS - Cyso Group B.V.

RIRStatusRegistrationCountry
RIPE NCCALLOCATED2002-08-09NL
Showing results for AS25151 as of 2025-05-11 16:00:00 UTC
  • At 2025-05-11 16:00:00 UTC, AS25151 was visible to 100% of 345 IPv4 and 100% of 346 IPv6 RIS full peers.

First ever seen as origin announcing 62.58.36.0/24, on 2002-09-22 16:00:00 UTC.

Originated IPv4 prefixes: 21
Originated IPv6 prefixes: 3
Observed BGP neighbours: 116
Address space announced (IPv4): 15616 IPs
Address space announced (IPv6): equiv. to 589825 /48s

Advanced Settings

Showing results for AS25151 as of 2025-05-11 16:00:00 UTC
  • Results exclude routes with very low visibility (less than 10 RIS full-feed peers seeing).
  • Given query time (2025-05-11 16:00:00 UTC) has been changed because it is earlier than the time there is data available for!
Showing results for AS25151
  • Please note that a report sent to the above email address might not reach the correct contact. If an abuse contact appears to be invalid or missing, please report it to the relevant RIR of this resource (RIPE NCC).
Created with Highcharts 5.0.60255075100Zoom in+Zoom out-NLNLITIT
  • IPv4 and IPv6 results are combined in the map - click button to switch between them.

Prefix
Type
Percent
Country
109.235.72.0/21IPv413.11%NL
185.123.55.0/24IPv41.64%NL
185.54.112.0/22IPv46.56%NL
185.78.196.0/22IPv40.01%IT
185.78.196.0/22IPv46.53%NL
185.78.196.0/22IPv40.02%IT
193.33.220.0/24IPv41.64%NL
2.57.56.0/24IPv41.64%NL
37.46.136.0/21IPv413.11%NL
37.72.138.0/24IPv41.64%NL
Showing 1 to 10 of 18 entries
Showing results for AS25151 as of 2025-05-09 20:46:11 UTC

(+)(-)

aut-num25151
orgORG-CMH1-RIPE
as-nameCYSO-AS
remarksAMS-ix route server
importfrom AS6777 accept ANY
exportto AS6777 action community .= {6777:6777}; announce AS-CYSO
remarksNTT
importfrom AS2914 action pref=90; accept ANY
exportto AS2914 announce AS-CYSO
remarksTelia
importfrom AS1299 action pref=90; accept ANY
exportto AS1299 announce AS-CYSO
remarksLevel3
importfrom AS3356 action pref=90; accept ANY
exportto AS3356 announce AS-CYSO
remarksNawas
importfrom AS200020 action pref=90; accept ANY
exportto AS200020 announce AS-CYSO
remarksCYSO-FRA
importfrom AS210728 accept ANY
exportto AS210728 announce ANY
admin-cCYSO-RIPE
tech-cCYSO-RIPE
statusASSIGNED
mnt-byRIPE-NCC-END-MNT
remarks--
remarksIf you want to peer with us, mail peering@cyso.net
remarksWe do not filter our peers unless they screw up.
remarksWe use maximum-prefix filters on all peers.
remarks--
mnt-byCYSO-MNT
created2002-09-16T13:40:41Z
last-modified2022-05-10T15:12:16Z
sourceRIPE
Showing results for AS25151 as of 2025-05-12 03:31:00 UTC