118.228.33.0/24 China Education and Research Network (CERNET)
Announced by AS144704 China Education and Research Network (CERNET). RPKI valid Seen by 5 of our 5 looking glass sessions. Also originated by AS4538
Summary
What the table says about 118.228.33.0/24
Prefix
Origin
AS144704 AS144704-7
RPKI
RPKI valid
Size
256 addresses
Less specific
More specifics
0
IRR route objects
0 exact, 2 covering
In RouteViews
2026-10-16 00:02 UTC
Paths
How 118.228.33.0/24 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.
AS36601 TNT (TNT - Tampa, FL)Collector-1-TAMPA-FL36601 174 140570 4538
| Origin | AS4538 China Education and Research Network Center |
| Origin code | IGP |
| Communities | 174:21201 174:22039 36601:150 36601:174 36601:2001 |
| Updated | 7d 21h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 6939 140570 4538
| Origin | AS4538 China Education and Research Network Center |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 8d 5h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 140570 4538
| Origin | AS4538 China Education and Research Network Center |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 8d 5h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS144704 to originate 118.228.33.0/24 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 118.228.33.0/24 | /24 | AS4538 ERX-CERNET-BKB | APNIC |
| 118.228.33.0/24 | /24 | AS144704 AS144704-7 | 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 |
|---|---|---|---|---|
| 118.228.0.0/15 covering | AS4538 ERX-CERNET-BKB | APNIC | CERNET | MAINT-CERNET-AP |
| 118.228.0.0/15 covering | AS4538 ERX-CERNET-BKB | RADB | PACNET (proxy-registered route object) | MAINT-AS4637 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.