ResearchRouting table, RPKI, IRR & looking glass

AS211140 TRANSUNION INTERNATIONAL UK LIMITED

AS211140 (TRANSUNION-INTERNATIONAL-UK-LIMITED) is registered to TRANSUNION INTERNATIONAL UK LIMITED in GB. It originates 9 prefixes in the global routing table.

9
IPv4 prefixes
0
IPv6 prefixes
2,048
IPv4 addresses
100%
RPKI valid

Who holds AS211140

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

AS number
AS211140
Handle
TRANSUNION-INTERNATIONAL-UK-LIMITED
Organization
TRANSUNION INTERNATIONAL UK LIMITED
Country
GB
ASPA
None published

What AS211140 announces

Prefixes originated by AS211140 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
9
IPv6 prefixes
0
IPv4 addresses
2,048 (8 /24s)
RPKI valid
9 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS211140
1
With an IRR route object
9 100%

Announced prefixes

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

Who AS211140 is reached through

The AS just before AS211140 in the paths our looking glass collectors hold, for 9 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
RIPETRANSUNION-INTERNATIONAL-UK-LIMITEDRIPE-NCC-END-MNT, CIG-NET-MNT

Route objects with origin AS211140: RIPE 9

as-sets that list AS211140 (8)