203.18.221.0/24 SMART AXIATA Co., Ltd.
Announced by AS38600 SMART AXIATA Co., Ltd. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 203.18.221.0/24
Prefix
Origin
AS38600 SMART-AXIATA-KH
RPKI
RPKI valid
Size
256 addresses
Less specific
More specifics
0
IRR route objects
4 exact, 3 covering
In RouteViews
2026-10-15 04:02 UTC
Paths
How 203.18.221.0/24 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 9902 45498 38600
| Origin | AS38600 SMART AXIATA Co., Ltd. |
| Origin code | incomplete |
| Communities | 174:21201 174:22039 36601:150 36601:174 36601:2001 |
| Updated | 23h 36m ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 58453 45498 38600
| Origin | AS38600 SMART AXIATA Co., Ltd. |
| Origin code | incomplete |
| Communities | 903:900 903:13760 |
| Updated | 7d 10h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 58453 45498 38600
| Origin | AS38600 SMART AXIATA Co., Ltd. |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 1d 22h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS38600 to originate 203.18.221.0/24 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 203.18.221.0/24 | /24 | AS38600 SMART-AXIATA-KH | APNIC |
| 203.18.216.0/21 | /21 | AS38600 SMART-AXIATA-KH | 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 |
|---|---|---|---|---|
| 203.18.221.0/24 | AS38600 SMART-AXIATA-KH | APNIC | Smart Axiata Co., Ltd. Smart Axiata Sangkat Tonle Bassac Khan Chamkamorn | MAINT-SMARTAXIATA-KH |
| 203.18.221.0/24 | AS9942 COMINDICO-AP | LEVEL3 | Comindico | MAINT-AU-COMINDICO |
| 203.18.221.0/24 | AS38600 SMART-AXIATA-KH | NTTCOM | Proxy-registered route object | MAINT-AS9304 |
| 203.18.221.0/24 | AS38600 SMART-AXIATA-KH | RADB | Proxy-registered route object | MAINT-HGC-INTL |
| 203.18.216.0/21 covering | AS38600 SMART-AXIATA-KH | APNIC | Smart Axiata Co., Ltd. Smart Axiata Sangkat Tonle Bassac Khan Chamkamorn | MAINT-SMARTAXIATA-KH |
| 203.18.216.0/21 covering | AS38600 SMART-AXIATA-KH | NTTCOM | Proxy-registered route object | MAINT-AS9304 |
| 203.18.216.0/21 covering | AS38600 SMART-AXIATA-KH | RADB | Proxy-registered route object | MAINT-HGC-INTL |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.