ResearchRouting table, RPKI, IRR & looking glass

AS402749 CORE42

AS402749 (CORE42-US) is registered to CORE42 in US. It originates 1 prefix in the global routing table.

0
IPv4 prefixes
1
IPv6 prefixes
100%
RPKI valid

Who holds AS402749

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

AS number
AS402749
Handle
CORE42-US
Organization
CORE42
Country
US
ASPA
2 providers

What AS402749 announces

Prefixes originated by AS402749 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
0
IPv6 prefixes
1
RPKI valid
1 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS402749
1
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.

IPv6 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS402749 is reached through

The AS just before AS402749 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.

Provider authorization

AS402749 publishes an ASPA naming these providers. Check a path.

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.

Route objects with origin AS402749: ARIN 2

as-sets that list AS402749 (1)