143.195.128.0/18 Illinois Mathematics and Science Academy
Announced by AS397112 Illinois Mathematics and Science Academy. RPKI not found Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 143.195.128.0/18
Prefix
Origin
AS397112 ILLINOIS-MATH-SCIENCE
RPKI
RPKI not found
Size
16,384 addresses
Less specific
none
More specifics
0
IRR route objects
1 exact, 2 covering
In RouteViews
2026-10-16 04:02 UTC
Paths
How 143.195.128.0/18 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 3356 393451 397112
| Origin | AS397112 Illinois Mathematics and Science Academy |
| Origin code | IGP |
| Communities | 3356:3 3356:22 3356:100 3356:123 3356:575 3356:903 3356:2042 36601:150 36601:2001 36601:13760 |
| Updated | 2d 1h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 393451 397112
| Origin | AS397112 Illinois Mathematics and Science Academy |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 8d 12h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 6325 397112
| Origin | AS397112 Illinois Mathematics and Science Academy |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 8d 12h 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 |
|---|---|---|---|---|
| 143.195.128.0/18 | AS397112 ILLINOIS-MATH-SCIENCE | RADB | ICN Customer - IMSA | MAINT-AS6325 |
| 143.195.0.0/16 covering | AS6325 ILLINOIS-CENTURY | LEVEL3 | Proxy-registered route object | LEVEL3-MNT |
| 143.195.0.0/16 covering | AS6325 ILLINOIS-CENTURY | RADB | State of IL CMS | MAINT-AS6325 |