142.55.22.0/24 Microsoft Corporation
Announced by AS8075 Microsoft Corporation. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 142.55.22.0/24
Prefix
Origin
AS8075 MICROSOFT-CORP-MSN-AS-BLOCK
RPKI
RPKI valid
Size
256 addresses
Less specific
More specifics
0
IRR route objects
2 exact, 6 covering
In RouteViews
2026-10-14 08:02 UTC
Paths
How 142.55.22.0/24 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 8075
| Origin | AS8075 Microsoft Corporation |
| Origin code | IGP |
| Communities | 174:21001 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 6h 32m ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 8075
| Origin | AS8075 Microsoft Corporation |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 6d 17h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 8075
| Origin | AS8075 Microsoft Corporation |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 6d 17h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS8075 to originate 142.55.22.0/24 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 142.55.22.0/24 | /24 | AS8075 MICROSOFT-CORP-MSN-AS-BLOCK | ARIN |
| 142.55.0.0/16 | /24 | AS5664 SHERIDAN-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 |
|---|---|---|---|---|
| 142.55.22.0/24 | AS8075 MICROSOFT-CORP-MSN-AS-BLOCK | ARIN | The Sheridan College Institute of Technology and Advanced Learning | MNT-SHERID-8-Z |
| 142.55.22.0/24 | AS8075 MICROSOFT-CORP-MSN-AS-BLOCK | RADB | Microsoft ByoIp | MAINT-AS8075 |
| 142.55.0.0/16 covering | AS5664 SHERIDAN-NET | ARIN | Sheridan College 1430 Trafalgar Rd. Oakville ON L6H 2L1 Canada | MNT-SHERID-8-Z |
| 142.55.0.0/16 covering | AS549 GTANET-AS | BELL | SHERIDANNET | MAINT-AS549 |
| 142.55.0.0/16 covering | AS5664 SHERIDAN-NET | BELL | SHERIDANC | MAINT-AS549 |
| 142.55.0.0/16 covering | AS5664 SHERIDAN-NET | CANARIE | Sheridan college prefix | ORANO-MNT |
| 142.55.0.0/16 covering | AS12021 ROGERS-COMMUNICATIONS | LEVEL3 | FW-63 | TRIO-MNT |
| 142.55.0.0/16 covering | AS5664 SHERIDAN-NET | RADB | Sheridan college prefix | MAINT-ORION |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.