121.50.181.0/24 DongFong Technology Co. Ltd.
Announced by AS18046 DongFong Technology Co. Ltd. RPKI valid Seen by 3 of our 5 looking glass sessions.
Summary
What the table says about 121.50.181.0/24
Prefix
Origin
AS18046 DONGFONG-TW
RPKI
RPKI valid
Size
256 addresses
Less specific
More specifics
0
IRR route objects
2 exact, 8 covering
In RouteViews
2026-10-14 08:02 UTC
Paths
How 121.50.181.0/24 is reached
Every path our looking glass collectors hold for this exact prefix. Open one for its attributes, or see them all side by side in the looking glass.
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 36295 6939 18046
| Origin | AS18046 DongFong Technology Co. Ltd. |
| Origin code | IGP |
| Communities | 903:100 903:900 |
| Updated | 6d 15h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS18046 to originate 121.50.176.0/20 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 121.50.176.0/20 | /24 | AS18046 DONGFONG-TW | 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 |
|---|---|---|---|---|
| 121.50.181.0/24 | AS18046 DONGFONG-TW | NTTCOM | Proxy-registered route object | MAINT-AS9304 |
| 121.50.181.0/24 | AS18046 DONGFONG-TW | RADB | Proxy-registered route object | MAINT-HGC-INTL |
| 121.50.180.0/23 covering | AS18046 DONGFONG-TW | NTTCOM | Proxy-registered route object | MAINT-AS9304 |
| 121.50.180.0/23 covering | AS18046 DONGFONG-TW | RADB | Proxy-registered route object | MAINT-HGC-INTL |
| 121.50.180.0/22 covering | AS18046 DONGFONG-TW | NTTCOM | Proxy-registered route object | MAINT-AS9304 |
| 121.50.180.0/22 covering | AS18046 DONGFONG-TW | RADB | Proxy-registered route object | MAINT-HGC-INTL |
| 121.50.176.0/21 covering | AS18046 DONGFONG-TW | NTTCOM | Proxy-registered route object | MAINT-AS9304 |
| 121.50.176.0/21 covering | AS18046 DONGFONG-TW | RADB | DongFong Technologies Inc Ltd. | MAINT-AS18046 |
| 121.50.176.0/20 covering | AS18046 DONGFONG-TW | NTTCOM | Proxy-registered route object | MAINT-AS9304 |
| 121.50.176.0/20 covering | AS18046 DONGFONG-TW | RADB | PACNET (proxy-registered route object) | MAINT-AS4637 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.