168.123.0.0/17 UNIVERSITY OF GUAM
Announced by AS395400 UNIVERSITY OF GUAM. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 168.123.0.0/17
Prefix
Origin
AS395400 UNIVERSITY-GUAM
RPKI
RPKI valid
Size
32,768 addresses
Less specific
More specifics
0
IRR route objects
2 exact, 2 covering
In RouteViews
2026-10-15 16:02 UTC
Paths
How 168.123.0.0/17 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 2497 3605 395400
| Origin | AS395400 UNIVERSITY OF GUAM |
| Origin code | IGP |
| Communities | 174:21001 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 1d 14h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 3605 395400
| Origin | AS395400 UNIVERSITY OF GUAM |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 8d 1h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 395400
| Origin | AS395400 UNIVERSITY OF GUAM |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 2d 2h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS395400 to originate 168.123.0.0/16 up to /17. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 168.123.0.0/16 | /17 | AS395400 UNIVERSITY-GUAM | 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 |
|---|---|---|---|---|
| 168.123.0.0/17 | AS395400 UNIVERSITY-GUAM | ARIN | University of Guam | MNT-UNIVER-153-Z |
| 168.123.0.0/17 | AS395400 UNIVERSITY-GUAM | RADB | University of Guam | MAINT-AS395400 |
| 168.123.0.0/16 covering | AS395400 UNIVERSITY-GUAM | ARIN | University of Guam | MNT-UNIVER-153-Z |
| 168.123.0.0/16 covering | AS395400 UNIVERSITY-GUAM | RADB | University of Guam | MAINT-AS395400 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.