AS5774 United States Postal Service
AS5774 (USPS-001) is registered to United States Postal Service in US. It originates 32 prefixes in the global routing table.
Who holds AS5774
Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.
What AS5774 announces
Prefixes originated by AS5774 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 AS5774 is reached through
The AS just before AS5774 in the paths our looking glass collectors hold, for 32 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.