ResearchRouting table, RPKI, IRR & looking glass

AS50957 MEMSET Ltd

AS50957 (MEMSET) is registered to MEMSET Ltd in GB. It originates 9 prefixes in the global routing table.

8
IPv4 prefixes
1
IPv6 prefixes
21,504
IPv4 addresses
100%
RPKI valid

Who holds AS50957

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

AS number
AS50957
Handle
MEMSET
Organization
MEMSET Ltd
Country
GB
ASPA
None published

What AS50957 announces

Prefixes originated by AS50957 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
8
IPv6 prefixes
1
IPv4 addresses
21,504 (84 /24s)
RPKI valid
9 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS50957
9
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 AS50957 is reached through

The AS just before AS50957 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
RIPEMEMSETRIPE-NCC-END-MNT, MEMSET

Route objects with origin AS50957: RIPE 9

as-sets that list AS50957 (4)