203.55.21.0/24 CAMPAIGN MONITOR PTY LTD
Announced by AS55819 CAMPAIGN MONITOR PTY LTD. RPKI not found Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 203.55.21.0/24
Prefix
Origin
AS55819 CAMPAIGNMONITOR-AS-GLOBAL
RPKI
RPKI not found
Size
256 addresses
Less specific
none
More specifics
0
IRR route objects
5 exact, 2 covering
In RouteViews
2026-10-15 20:02 UTC
Paths
How 203.55.21.0/24 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 13760 6939 55819
| Origin | AS55819 CAMPAIGN MONITOR PTY LTD |
| Origin code | IGP |
| Communities | 13760:3002 36601:150 36601:2001 36601:13760 |
| Updated | 1d 16h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 6939 55819
| Origin | AS55819 CAMPAIGN MONITOR PTY LTD |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 8d 3h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 55819
| Origin | AS55819 CAMPAIGN MONITOR PTY LTD |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 8d 3h 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 |
|---|---|---|---|---|
| 203.55.21.0/24 | AS9942 COMINDICO-AP | LEVEL3 | Comindico | MAINT-AU-COMINDICO |
| 203.55.21.0/24 | AS4807 CAMTECHSA-AS-AP | RADB | (10007) | MAINT-AS2764 |
| 203.55.21.0/24 | AS4817 STPL-SG-AP | RADB | Chip City Computers (142069) | MAINT-AS2764 |
| 203.55.21.0/24 | AS9476 INTRAPOWER-AS-AP | RADB | Chip City Computers (142069) | MAINT-AS2764 |
| 203.55.21.0/24 | AS55819 CAMPAIGNMONITOR-AS-GLOBAL | RADB | Campaign Monitor | MAINT-AS55819 |
| 203.55.0.0/16 covering | AS7545 TPG-INTERNET-AP | RADB | Proxy route object registered by AS2764 | MAINT-AS2764 |
| 203.55.0.0/16 covering | AS9942 COMINDICO-AP | RADB | Asia Pacific Network Information Centre (139763) | MAINT-AS2764 |