162.129.0.0/16 Johns Hopkins University
Announced by AS5723 Johns Hopkins University. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 162.129.0.0/16
Prefix
Origin
AS5723 JHU
RPKI
RPKI valid
Size
65,536 addresses
Less specific
none
More specifics
0
IRR route objects
3 exact, 0 covering
In RouteViews
2026-10-13 00:02 UTC
Paths
How 162.129.0.0/16 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 5723
| Origin | AS5723 Johns Hopkins University |
| Origin code | IGP |
| Communities | 174:21001 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 4d 21h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 6939 5723
| Origin | AS5723 Johns Hopkins University |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 5d 6h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 5723
| Origin | AS5723 Johns Hopkins University |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 5d 6h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS5723 to originate 162.129.0.0/16 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 162.129.0.0/16 | /24 | AS5723 JHU | ARIN |
| 162.129.0.0/16 | /24 | AS198949 Radware | 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 |
|---|---|---|---|---|
| 162.129.0.0/16 | AS5723 JHU | ARIN | JHMI 162.129.0.0/16 600 North Wolfe Street Baltimore MD 21205 United States | MNT-JHMI-Z |
| 162.129.0.0/16 | AS198949 Radware | ARIN | Johns Hopkins - East Baltimore 600 North Wolfe Street Baltimore MD 21205 United States | MNT-JHMI-Z |
| 162.129.0.0/16 | AS198949 Radware | RADB | MAX_JHU | MAINT-AS198949 |