193.140.0.0/16 National Academic Network and Information Center
Announced by AS8517 National Academic Network and Information Center. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 193.140.0.0/16
Prefix
Origin
AS8517 ULAKNET
RPKI
RPKI valid
Size
65,536 addresses
Less specific
none
More specifics
53
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-15 20:02 UTC
Paths
How 193.140.0.0/16 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 3257 12735 8517
| Origin | AS8517 National Academic Network and Information Center |
| Origin code | IGP |
| Communities | 174:21000 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 7d 20h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 9002 12735 8517
| Origin | AS8517 National Academic Network and Information Center |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 8d 4h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 21320 8517
| Origin | AS8517 National Academic Network and Information Center |
| Origin code | IGP |
| Communities | 6461:5997 36295:100 36295:6461 |
| Updated | 9h 22m ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS8517 to originate 193.140.0.0/16 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 193.140.0.0/16 | /24 | AS8517 ULAKNET | RIPE |
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 |
|---|---|---|---|---|
| 193.140.0.0/16 | AS8517 ULAKNET | RIPE | ULAKNET | ULAKNET-MNT |
More specific
Prefixes inside 193.140.0.0/16
53 announced prefixes fall inside this one.
Show the 53 prefixes
193.140.1.0/24 AS211249 YILDIZ-EDU-NET193.140.2.0/23 AS211249 YILDIZ-EDU-NET193.140.4.0/22 AS211249 YILDIZ-EDU-NET193.140.16.0/21 AS201632 ANADOLU-EDU-AS193.140.40.0/21 AS31689 EMU-AS193.140.40.0/24 AS31689 EMU-AS193.140.41.0/24 AS31689 EMU-AS193.140.42.0/24 AS31689 EMU-AS193.140.43.0/24 AS31689 EMU-AS193.140.44.0/24 AS31689 EMU-AS193.140.45.0/24 AS31689 EMU-AS193.140.46.0/24 AS31689 EMU-AS193.140.47.0/24 AS31689 EMU-AS193.140.71.0/24 AS34478 UEKAE-AS193.140.72.0/24 AS207263 TUBITAK-BILGEM193.140.73.0/24 AS207263 TUBITAK-BILGEM193.140.74.0/24 AS207263 TUBITAK-BILGEM193.140.75.0/24 AS207263 TUBITAK-BILGEM193.140.76.0/22 AS215977 TUBITAK-MAM-AS193.140.83.0/24 AS8517 ULAKNET193.140.87.0/24 AS207263 TUBITAK-BILGEM193.140.99.0/24 AS8517 ULAKNET193.140.108.0/24 AS5474 TOBBETU-NET193.140.109.0/24 AS5474 TOBBETU-NET193.140.110.0/24 AS5474 TOBBETU-NET193.140.111.0/24 AS5474 TOBBETU-NET193.140.127.0/24 AS60881 AFAD-NET193.140.140.0/24 AS8517 ULAKNET193.140.143.0/24 AS213309 MARMARA-EDU-NET193.140.172.0/22 AS31689 EMU-AS193.140.172.0/24 AS31689 EMU-AS193.140.173.0/24 AS31689 EMU-AS193.140.174.0/24 AS31689 EMU-AS193.140.175.0/24 AS31689 EMU-AS193.140.184.0/21 AS201632 ANADOLU-EDU-AS193.140.192.0/24 AS8456 ASBOUN193.140.193.0/24 AS8456 ASBOUN193.140.194.0/24 AS8456 ASBOUN193.140.195.0/24 AS8456 ASBOUN193.140.196.0/22 AS8456 ASBOUN193.140.196.0/24 AS8456 ASBOUN193.140.199.0/24 AS8456 ASBOUN193.140.200.0/22 AS8456 ASBOUN193.140.200.0/24 AS8456 ASBOUN193.140.201.0/24 AS8456 ASBOUN193.140.203.0/24 AS8456 ASBOUN193.140.204.0/22 AS8456 ASBOUN193.140.204.0/24 AS8456 ASBOUN193.140.208.0/21 AS8456 ASBOUN193.140.213.0/24 AS8456 ASBOUN193.140.216.0/21 AS24922 HACETTEPE193.140.224.0/20 AS24922 HACETTEPE193.140.252.0/23 AS24614 SAKARYA-NET-AS