ResearchRouting table, RPKI, IRR & looking glass

AS51221 LMAX Limited

AS51221 (LMAX-HOSTING) is registered to LMAX Limited in GB. It originates 1 prefix in the global routing table.

1
IPv4 prefixes
0
IPv6 prefixes
1,024
IPv4 addresses
100%
RPKI valid

Who holds AS51221

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

AS number
AS51221
Handle
LMAX-HOSTING
Organization
LMAX Limited
Country
GB
ASPA
None published

What AS51221 announces

Prefixes originated by AS51221 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
1 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS51221
2
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 AS51221 is reached through

The AS just before AS51221 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
RIPELMAX-HOSTINGRIPE-NCC-END-MNT, AS41477-MNT

Route objects with origin AS51221: RIPE 2

as-sets that list AS51221 (3)