ResearchRouting table, RPKI, IRR & looking glass

AS50422 Natwest Markets PLC

AS50422 (RBS-GBM) is registered to Natwest Markets PLC in GB. It originates 6 prefixes in the global routing table.

6
IPv4 prefixes
0
IPv6 prefixes
1,024
IPv4 addresses
0%
RPKI valid

Who holds AS50422

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

AS number
AS50422
Handle
RBS-GBM
Organization
Natwest Markets PLC
Country
GB
ASPA
None published

What AS50422 announces

Prefixes originated by AS50422 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
6
IPv6 prefixes
0
IPv4 addresses
1,024 (4 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
6
ROAs naming AS50422
0
With an IRR route object
3 50%

Announced prefixes

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

Who AS50422 is reached through

The AS just before AS50422 in the paths our looking glass collectors hold, for 6 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
RIPERBS-GBMRIPE-NCC-END-MNT, AS1849-MNT

Route objects with origin AS50422: RADB 5

as-sets that list AS50422 (6)