168.156.112.0/20 Seattle Community College District
Announced by AS17200 Seattle Community College District. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 168.156.112.0/20
Prefix
Origin
AS17200 SEATTLECOLL
RPKI
RPKI valid
Size
4,096 addresses
Less specific
none
More specifics
0
IRR route objects
1 exact, 2 covering
In RouteViews
2026-10-15 20:02 UTC
Paths
How 168.156.112.0/20 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 174 101×2 17200
| Origin | AS17200 Seattle Community College District |
| Origin code | IGP |
| Communities | 174:21001 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 101×2 17200
| Origin | AS17200 Seattle Community College District |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 8d 4h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 101 17200
| Origin | AS17200 Seattle Community College District |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 6d 17h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS17200 to originate 168.156.96.0/19 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 168.156.96.0/19 | /24 | AS17200 SEATTLECOLL | 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 |
|---|---|---|---|---|
| 168.156.112.0/20 | AS17200 SEATTLECOLL | RADB | North Seattle Community College | MAINT-AS17200 |
| 168.156.96.0/19 covering | AS17200 SEATTLECOLL | ARIN | Washington State Board for Community & Technical Colleges | MNT-WASHI-31 |
| 168.156.0.0/16 covering | AS10430 WA-K20 | RADB | CTC-NET-B1 Communications Technology for Washington (NET-CTC-NET-B1) Communications Technology Center (CTC) 3860 159th Street NE Suite 150 Redmond, WA 98052 USA | MAINT-AS73 |