131.230.0.0/16 Southern Illinois University Carbondale
Announced by AS15119 Southern Illinois University Carbondale. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 131.230.0.0/16
Prefix
Origin
AS15119 SOUTHERN-ILLINOIS-UNIVERSITY
RPKI
RPKI valid
Size
65,536 addresses
Less specific
none
More specifics
3
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-14 04:02 UTC
Paths
How 131.230.0.0/16 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 15119×3
| Origin | AS15119 Southern Illinois University Carbondale |
| Origin code | incomplete |
| Communities | 174:21001 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 6d 2h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 174 15119×3
| Origin | AS15119 Southern Illinois University Carbondale |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 6d 10h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 11164 22335 15119
| Origin | AS15119 Southern Illinois University Carbondale |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 6d 10h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS15119 to originate 131.230.0.0/16 up to /16. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 131.230.0.0/16 | /16 | AS15119 SOUTHERN-ILLINOIS-UNIVERSITY | ARIN |
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 |
|---|---|---|---|---|
| 131.230.0.0/16 | AS15119 SOUTHERN-ILLINOIS-UNIVERSITY | ARIN | Southern Illinois University Carbondale | MNT-SIU |
More specific
Prefixes inside 131.230.0.0/16
3 announced prefixes fall inside this one.