ResearchRouting table, RPKI, IRR & looking glass

AS36440 TEGNA Inc.

AS36440 (TGNA-WCNC) is registered to TEGNA Inc. in US. It originates 8 prefixes in the global routing table.

8
IPv4 prefixes
0
IPv6 prefixes
2,048
IPv4 addresses
0%
RPKI valid

Who holds AS36440

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

AS number
AS36440
Handle
TGNA-WCNC
Organization
TEGNA Inc.
Country
US
ASPA
None published

What AS36440 announces

Prefixes originated by AS36440 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
0
IPv4 addresses
2,048 (8 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
8
ROAs naming AS36440
0
With an IRR route object
0 0%

Announced prefixes

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

Who AS36440 is reached through

The AS just before AS36440 in the paths our looking glass collectors hold, for 8 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
LEVEL3LEVEL3LEVEL3-MNT

Route objects with origin AS36440: LEVEL3 3

as-sets that list AS36440 (3)