ResearchRouting table, RPKI, IRR & looking glass

AS203452 Swarco UK & Ireland Ltd

AS203452 (ImtechUK) is registered to Swarco UK & Ireland Ltd in GB. It originates 1 prefix in the global routing table.

1
IPv4 prefixes
0
IPv6 prefixes
1,024
IPv4 addresses
0%
RPKI valid

Who holds AS203452

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

AS number
AS203452
Handle
ImtechUK
Organization
Swarco UK & Ireland Ltd
Country
GB
ASPA
None published

What AS203452 announces

Prefixes originated by AS203452 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
1,024 (4 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
1
ROAs naming AS203452
0
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 AS203452 is reached through

The AS just before AS203452 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
RIPEImtechUKRIPE-NCC-END-MNT, UK-SWARCO-JMA-MNT

Route objects with origin AS203452: RIPE 1

as-sets that list AS203452 (3)