AS200731 Jonathan Smith
AS200731 (JSN-AS) is registered to Jonathan Smith in US. It originates 12 prefixes in the global routing table.
Who holds AS200731
Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.
What AS200731 announces
Prefixes originated by AS200731 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.
Who AS200731 is reached through
The AS just before AS200731 in the paths our looking glass collectors hold, for 12 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 | JSN-AS | RIPE-NCC-END-MNT, MNCR-MNT |
Route objects with origin AS200731: RIPE 31