31.133.104.0/21 FEDERAL STATE BUDGETARY EDUCATIONAL INSTITUTION OF HIGHER EDUCATION "NOVOSIBIRSK STATE ARCHITECTURAL AND CONSTRUCTION UNIVERSITY (SIBSTRIN)"
Announced by AS197768 FEDERAL STATE BUDGETARY EDUCATIONAL INSTITUTION OF HIGHER EDUCATION "NOVOSIBIRSK STATE ARCHITECTURAL AND CONSTRUCTION UNIVERSITY (SIBSTRIN)". RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 31.133.104.0/21
Prefix
Origin
AS197768 SIBSTRIN-AS
RPKI
RPKI valid
Size
2,048 addresses
Less specific
none
More specifics
0
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-15 00:02 UTC
Paths
How 31.133.104.0/21 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 12389 25549×4 197768
| Origin | AS197768 FEDERAL STATE BUDGETARY EDUCATIONAL INSTITUTION OF HIGHER EDUCATION "NOVOSIBIRSK STATE ARCHITECTURAL AND CONSTRUCTION UNIVERSITY (SIBSTRIN)" |
| Origin code | IGP |
| Communities | 174:21101 174:22005 36601:150 36601:174 36601:2001 |
| Updated | 2m 1s ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 6939 12389 25549×4 197768
| Origin | AS197768 FEDERAL STATE BUDGETARY EDUCATIONAL INSTITUTION OF HIGHER EDUCATION "NOVOSIBIRSK STATE ARCHITECTURAL AND CONSTRUCTION UNIVERSITY (SIBSTRIN)" |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 2m 19s ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 1299 9049 25549 197768
| Origin | AS197768 FEDERAL STATE BUDGETARY EDUCATIONAL INSTITUTION OF HIGHER EDUCATION "NOVOSIBIRSK STATE ARCHITECTURAL AND CONSTRUCTION UNIVERSITY (SIBSTRIN)" |
| Origin code | IGP |
| Communities | 6461:5997 36295:100 36295:6461 |
| Updated | 2m 24s ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 12389 25549×4 197768
| Origin | AS197768 FEDERAL STATE BUDGETARY EDUCATIONAL INSTITUTION OF HIGHER EDUCATION "NOVOSIBIRSK STATE ARCHITECTURAL AND CONSTRUCTION UNIVERSITY (SIBSTRIN)" |
| Origin code | IGP |
| Communities | none |
| Updated | 2m 24s ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 12389 25549×4 197768
| Origin | AS197768 FEDERAL STATE BUDGETARY EDUCATIONAL INSTITUTION OF HIGHER EDUCATION "NOVOSIBIRSK STATE ARCHITECTURAL AND CONSTRUCTION UNIVERSITY (SIBSTRIN)" |
| Origin code | IGP |
| Communities | 174:21101 174:22005 36295:100 36295:174 |
| Updated | 2m 7s ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS197768 to originate 31.133.104.0/21 up to /21. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 31.133.104.0/21 | /21 | AS197768 SIBSTRIN-AS | 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 |
|---|---|---|---|---|
| 31.133.104.0/21 | AS197768 SIBSTRIN-AS | RIPE | Novosibirsk State University of Architecture and Civil Engineering | SIBSTRIN-MNT |