AS204211 Shanghai Yingyun Network Technology Co., Ltd.
AS204211 (LOCYAN-NETWORK-AS) is registered to Shanghai Yingyun Network Technology Co., Ltd. in CN. It originates 11 prefixes in the global routing table.
Who holds AS204211
Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.
What AS204211 announces
Prefixes originated by AS204211 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 AS204211 is reached through
The AS just before AS204211 in the paths our looking glass collectors hold, for 11 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.
Provider authorization
AS204211 publishes an ASPA naming these providers. 16 ASes name it as a provider in theirs. Check a path.
The 16 ASes that name AS204211 as a provider
Routing registry objects
From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.
| Source | as-name | Maintained by |
|---|---|---|
| RIPE | LOCYAN-NETWORK-AS | RIPE-NCC-END-MNT, LOCYAN-MNT |
Route objects with origin AS204211: RIPE 25 · ARIN 1 · RADB 1