49.51.178.0/23 Tencent Building, Kejizhongyi Avenue
Announced by AS132203 Tencent Building, Kejizhongyi Avenue. RPKI invalid Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 49.51.178.0/23
Prefix
Origin
AS132203 TENCENT-NET-AP-CN
RPKI
RPKI invalid
Size
512 addresses
Less specific
More specifics
0
IRR route objects
0 exact, 14 covering
In RouteViews
2026-10-13 17:13 UTC
RPKI
Route origin authorizations
AS132203 does hold a ROA covering this prefix, but the announcement is more specific than that ROA's maximum length allows. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 49.51.176.0/22 | /22 | AS132203 TENCENT-NET-AP-CN | APNIC |
| 49.51.176.0/20 | /20 | AS132203 TENCENT-NET-AP-CN | APNIC |
IRR
Route objects
Registered in the IRR for this prefix and the ones covering it. Look it up live.
| Route | Origin | Source | Description | Maintained by |
|---|---|---|---|---|
| 49.51.176.0/22 covering | AS132203 TENCENT-NET-AP-CN | NTTCOM | Proxy-registered route object | MAINT-AS9304 |
| 49.51.176.0/22 covering | AS132203 TENCENT-NET-AP-CN | RADB | Proxy-registered route object | MAINT-HGC-INTL |
| 49.51.176.0/20 covering | AS132203 TENCENT-NET-AP-CN | NTTCOM | Proxy-registered route object | MAINT-AS9304 |
| 49.51.176.0/20 covering | AS132203 TENCENT-NET-AP-CN | RADB | Proxy-registered route object | MAINT-HGC-INTL |
| 49.51.160.0/19 covering | AS132203 TENCENT-NET-AP-CN | NTTCOM | Proxy-registered route object | MAINT-AS9304 |
| 49.51.160.0/19 covering | AS132203 TENCENT-NET-AP-CN | RADB | Proxy-registered route object | MAINT-HGC-INTL |
| 49.51.128.0/18 covering | AS132203 TENCENT-NET-AP-CN | NTTCOM | Proxy-registered route object | MAINT-AS9304 |
| 49.51.128.0/18 covering | AS132203 TENCENT-NET-AP-CN | RADB | Proxy-registered route object | MAINT-HGC-INTL |
| 49.51.128.0/17 covering | AS134103 OPHL-AS-AP | APNIC | route for OPHL | MAINT-OPHL-HK |
| 49.51.128.0/17 covering | AS132203 TENCENT-NET-AP-CN | NTTCOM | Proxy-registered route object | MAINT-AS9304 |
| 49.51.128.0/17 covering | AS132203 TENCENT-NET-AP-CN | RADB | Proxy-registered route object | MAINT-HGC-INTL |
| 49.51.0.0/16 covering | AS132203 TENCENT-NET-AP-CN | APNIC | route for OPHL | MAINT-TENCENT-NET-AP-CN |
| 49.51.0.0/16 covering | AS132203 TENCENT-NET-AP-CN | NTTCOM | Proxy-registered route object | MAINT-AS9304 |
| 49.51.0.0/16 covering | AS132203 TENCENT-NET-AP-CN | RADB | CAT route object for TENCENT-NET-AP-CN | MAINT-THIX-CAT-TH |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.