128.169.0.0/17 The University of Tennessee Health Science Center
Announced by AS16989 The University of Tennessee Health Science Center. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 128.169.0.0/17
Prefix
Origin
AS16989 UTHSC
RPKI
RPKI valid
Size
32,768 addresses
Less specific
More specifics
0
IRR route objects
2 exact, 2 covering
In RouteViews
2026-10-14 08:02 UTC
Paths
How 128.169.0.0/17 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 7018 19957×2 16989
| Origin | AS16989 The University of Tennessee Health Science Center |
| Origin code | IGP |
| Communities | 174:21000 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 6d 8h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 16989×4
| Origin | AS16989 The University of Tennessee Health Science Center |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 6d 16h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 10490 14048 16989
| Origin | AS16989 The University of Tennessee Health Science Center |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 6d 16h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS16989 to originate 128.169.0.0/16 up to /17. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 128.169.0.0/16 | /17 | AS16989 UTHSC | 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 |
|---|---|---|---|---|
| 128.169.0.0/17 | AS16989 UTHSC | ARIN | 920 Madison Avenue Memphis TN 38163 United States | MNT-UNIVER-5 |
| 128.169.0.0/17 | AS16989 UTHSC | RADB | UTHSC Memphis Primary - First /17 block | MAINT-AS14048 |
| 128.169.0.0/16 covering | AS16989 UTHSC | ARIN | The University of Tennessee Health Science Center | MNT-UNIVER-5 |
| 128.169.0.0/16 covering | AS22561 CENTURYLINK-LEGACY-LIGHTCORE | LEVEL3 | add route | LIGHTCORE-MNT |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.