203.83.48.0/21 Sure (Diego Garcia) Limited
Announced by AS17458 Sure (Diego Garcia) Limited. RPKI valid Seen by 4 of our 5 looking glass sessions.
Summary
What the table says about 203.83.48.0/21
Prefix
Origin
AS17458 SURE-IO
RPKI
RPKI valid
Size
2,048 addresses
Less specific
none
More specifics
8
IRR route objects
2 exact, 0 covering
In RouteViews
2026-10-13 16:03 UTC
Paths
How 203.83.48.0/21 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 13760 137409 150419 17458×5
| Origin | AS17458 Sure (Diego Garcia) Limited |
| Origin code | IGP |
| Communities | 13760:3000 36601:150 36601:2001 36601:13760 7578:500:6 150419:1:2061 150419:1:3001 150419:1:4001 150419:1:5001 150419:1:6001 150419:1:9002 |
| Updated | 5d 13h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 137409 150419 17458×5
| Origin | AS17458 Sure (Diego Garcia) Limited |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 5d 22h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS17458 to originate 203.83.48.0/21 up to /21. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 203.83.48.0/21 | /21 | AS17458 SURE-IO | 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 |
|---|---|---|---|---|
| 203.83.48.0/21 | AS17458 SURE-IO | APNIC | Sure (Diego Garcia) Limited Facility 1501 Britannia Way | MAINT-SURE-IO |
| 203.83.48.0/21 | AS17458 SURE-IO | REACH | REACH (Customer Route) | MAINT-REACH-NOC |
More specific
Prefixes inside 203.83.48.0/21
8 announced prefixes fall inside this one.