ResearchRouting table, RPKI, IRR & looking glass

AS14921 CenturyLink Communications, LLC

AS14921 (CENTURYLINK-LEGACY-EMBARQ-HDRV) is registered to CenturyLink Communications, LLC in US. It originates 34 prefixes in the global routing table.

34
IPv4 prefixes
0
IPv6 prefixes
61,952
IPv4 addresses
0%
RPKI valid

Who holds AS14921

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

AS number
AS14921
Handle
CENTURYLINK-LEGACY-EMBARQ-HDRV
Organization
CenturyLink Communications, LLC
Country
US
ASPA
None published

What AS14921 announces

Prefixes originated by AS14921 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
34
IPv6 prefixes
0
IPv4 addresses
61,952 (242 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
34
ROAs naming AS14921
0
With an IRR route object
34 100%

Who AS14921 is reached through

The AS just before AS14921 in the paths our looking glass collectors hold, for 34 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.

Route objects with origin AS14921: LEVEL3 40

as-sets that list AS14921 (4)