203.158.208.0/21 Rajamangala University of Technology Krungtep
Announced by AS136737 Rajamangala University of Technology Krungtep. RPKI not found Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 203.158.208.0/21
Prefix
Origin
AS136737 RMUTK-AS-AP
RPKI
RPKI not found
Size
2,048 addresses
Less specific
none
More specifics
2
IRR route objects
4 exact, 2 covering
In RouteViews
2026-10-14 16:02 UTC
Paths
How 203.158.208.0/21 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 38040 23969 136737×2
| Origin | AS136737 Rajamangala University of Technology Krungtep |
| Origin code | incomplete |
| Communities | 174:21001 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 6d 15h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 6939 4651 23969 136737×2
| Origin | AS136737 Rajamangala University of Technology Krungtep |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 7d 0h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 4651 23969 136737×2
| Origin | AS136737 Rajamangala University of Technology Krungtep |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 7d 0h ago |
RPKI
Route origin authorizations
No ROA covers this prefix, so RPKI has nothing to say about who may originate it. Validate another origin.
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 |
|---|---|---|---|---|
| 203.158.208.0/21 | AS38082 IIT-TIG-AS-AP | NTTCOM | CMI IP Transit | MAINT-CMI-INT-HK |
| 203.158.208.0/21 | AS4621 UNINET-AS-AP | RADB | Rajamangala University of Technology KrungTep network | MAINT-AS4621 |
| 203.158.208.0/21 | AS38082 IIT-TIG-AS-AP | RADB | CMI (Customer Route) | MAINT-AS58453 |
| 203.158.208.0/21 | AS136737 RMUTK-AS-AP | RADB | Rajamangala University of Technology KrungTep network Member of UniNet | MAINT-AS4621 |
| 203.158.192.0/18 covering | AS9903 RIT-AS-AP | RADB | Proxy-registered route object | MAINT-AS3491 |
| 203.158.128.0/17 covering | AS4621 UNINET-AS-AP | RADB | BtN Customer | MAINT-AS3491 |
More specific
Prefixes inside 203.158.208.0/21
2 announced prefixes fall inside this one.