165.112.8.0/22 National Library of Medicine
Announced by AS393689 National Library of Medicine. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 165.112.8.0/22
Prefix
Origin
AS393689 NLM-NCCS
RPKI
RPKI valid
Size
1,024 addresses
Less specific
More specifics
0
IRR route objects
1 exact, 7 covering
In RouteViews
2026-10-13 12:02 UTC
Paths
How 165.112.8.0/22 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 10886 393689
| Origin | AS393689 National Library of Medicine |
| Origin code | IGP |
| Communities | 174:21001 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 5h 57m ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 10886 393689
| Origin | AS393689 National Library of Medicine |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 5h 56m ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 11164 393689
| Origin | AS393689 National Library of Medicine |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 5h 57m ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS393689 to originate 165.112.8.0/22 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 165.112.8.0/22 | /24 | AS393689 NLM-NCCS | ARIN |
| 165.112.0.0/20 | /25 | AS30387 NIH-NET-NCCS | ARIN |
| 165.112.0.0/16 | /25 | AS3527 NIH-NET | 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 |
|---|---|---|---|---|
| 165.112.8.0/22 | AS393689 NLM-NCCS | ARIN | National Institutes of Health | MNT-NIH-Z |
| 165.112.8.0/21 covering | AS70 NLM-GW | LEVEL3 | NLM.NIH.GOV maintainer | NLM-MNT |
| 165.112.0.0/20 covering | AS30387 NIH-NET-NCCS | ARIN | 9000 Rockville Pike MSC 4805 Bethesda MD 20892-4805 United States | MNT-NIH-Z |
| 165.112.0.0/20 covering | AS3527 NIH-NET | RADB | Proxy-registered route object for NIH | MAINT-AS10886 |
| 165.112.0.0/16 covering | AS3527 NIH-NET | ARIN | 9000 Rockville Pike MSC 4805 Bethesda MD 20892-4805 United States | MNT-NIH-Z |
| 165.112.0.0/16 covering | AS70 NLM-GW | LEVEL3 | NLM.NIH.GOV maintainer | NLM-MNT |
| 165.112.0.0/16 covering | AS3527 NIH-NET | LEVEL3 | Proxy-registered route object | LEVEL3-MNT |
| 165.112.0.0/16 covering | AS3527 NIH-NET | RADB | Proxy-registered route object for NIH | MAINT-AS10886 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.