ResearchRouting table, RPKI, IRR & looking glass

AS31743 Interpublic GIS (UK) Ltd

AS31743 (IPGGIS-UK-AS) is registered to Interpublic GIS (UK) Ltd in GB. It originates 3 prefixes in the global routing table.

2
IPv4 prefixes
1
IPv6 prefixes
512
IPv4 addresses
33%
RPKI valid

Who holds AS31743

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

AS number
AS31743
Handle
IPGGIS-UK-AS
Organization
Interpublic GIS (UK) Ltd
Country
GB
ASPA
None published

What AS31743 announces

Prefixes originated by AS31743 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
2
IPv6 prefixes
1
IPv4 addresses
512 (2 /24s)
RPKI valid
1 33%
RPKI invalid
0
RPKI not found
2
ROAs naming AS31743
1
With an IRR route object
0 0%

Announced prefixes

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

IPv4 (2)
IPv6 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS31743 is reached through

The AS just before AS31743 in the paths our looking glass collectors hold, for 3 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
RIPEIPGGIS-UK-ASRIPE-NCC-END-MNT, COLT-UK

Route objects with origin AS31743: LEVEL3 2

as-sets that list AS31743 (4)