AS57660 Com4 AS
AS57660 (COM4-AS) is registered to Com4 AS in NO. It originates 6 prefixes in the global routing table.
Who holds AS57660
Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.
What AS57660 announces
Prefixes originated by AS57660 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).
Announced prefixes
Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.
RPKI valid RPKI invalid no ROA covers it
Who AS57660 is reached through
The AS just before AS57660 in the paths our looking glass collectors hold, for 6 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.
| Source | as-name | Maintained by |
|---|---|---|
| RIPE | COM4-AS | RIPE-NCC-END-MNT, COM4-MNT |
Route objects with origin AS57660: RIPE 5