ResearchRouting table, RPKI, IRR & looking glass

AS53768 Laboratory Corporation of America

AS53768 (LABCORP) is registered to Laboratory Corporation of America in US. It originates 16 prefixes in the global routing table.

16
IPv4 prefixes
0
IPv6 prefixes
26,368
IPv4 addresses
75%
RPKI valid

Who holds AS53768

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

AS number
AS53768
Handle
LABCORP
Organization
Laboratory Corporation of America
Country
US
ASPA
None published

What AS53768 announces

Prefixes originated by AS53768 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
16
IPv6 prefixes
0
IPv4 addresses
26,368 (103 /24s)
RPKI valid
12 75%
RPKI invalid
0
RPKI not found
4
ROAs naming AS53768
15
With an IRR route object
14 87%

Announced prefixes

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

Who AS53768 is reached through

The AS just before AS53768 in the paths our looking glass collectors hold, for 16 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.