ResearchRouting table, RPKI, IRR & looking glass

AS199131 City of York Council

AS199131 (CITY-OF-YORK-COUNCIL) is registered to City of York Council in GB. It originates 1 prefix in the global routing table.

1
IPv4 prefixes
0
IPv6 prefixes
256
IPv4 addresses
100%
RPKI valid

Who holds AS199131

Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.

AS number
AS199131
Handle
CITY-OF-YORK-COUNCIL
Organization
City of York Council
Country
GB
ASPA
None published

What AS199131 announces

Prefixes originated by AS199131 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
1
IPv6 prefixes
0
IPv4 addresses
256 (1 /24s)
RPKI valid
1 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS199131
1
With an IRR route object
1 100%

Announced prefixes

Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.

IPv4 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS199131 is reached through

The AS just before AS199131 in the paths our looking glass collectors hold, for 1 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.

Sourceas-nameMaintained by
RIPECITY-OF-YORK-COUNCILRIPE-NCC-END-MNT, JANET-HOSTMASTER

Route objects with origin AS199131: RIPE 1

as-sets that list AS199131 (6)