AS207852 Yonghan Ching
AS207852 (Y525-Network) is registered to Yonghan Ching in MY. It originates 14 prefixes in the global routing table.
Who holds AS207852
Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.
What AS207852 announces
Prefixes originated by AS207852 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 AS207852 buys transit from
Inferred from the AS paths in the RouteViews tables, refreshed every 4 hours, most-seen first. 5 upstreams; those marked ASPA are also named in its ASPA.
Who buys transit from AS207852
None seen: AS207852 does not appear to provide transit to anyone.
Routing registry objects
From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.
| Source | as-name | Maintained by |
|---|---|---|
| RIPE | Y525-Network | Y525-MNTNER, RIPE-NCC-END-MNT |
Route objects with origin AS207852: RIPE 17 · ALTDB 2