102.37.128.0/17 Microsoft Corporation
Announced by AS8075 Microsoft Corporation. RPKI valid Seen by 3 of our 5 looking glass sessions.
Summary
What the table says about 102.37.128.0/17
Prefix
Origin
AS8075 MICROSOFT-CORP-MSN-AS-BLOCK
RPKI
RPKI valid
Size
32,768 addresses
Less specific
More specifics
0
IRR route objects
1 exact, 1 covering
In RouteViews
2026-10-12 02:24 UTC
Paths
How 102.37.128.0/17 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.
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 36295 6939 8075
| Origin | AS8075 Microsoft Corporation |
| Origin code | IGP |
| Communities | 903:100 903:900 |
| Updated | 4d 8h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS8075 to originate 102.37.128.0/17 up to /17. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 102.37.128.0/17 | /17 | AS8075 MICROSOFT-CORP-MSN-AS-BLOCK | AFRINIC |
| 102.37.0.0/16 | /16 | AS8075 MICROSOFT-CORP-MSN-AS-BLOCK | AFRINIC |
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 |
|---|---|---|---|---|
| 102.37.128.0/17 | AS8075 MICROSOFT-CORP-MSN-AS-BLOCK | RADB | Microsoft | MAINT-AS8075 |
| 102.37.0.0/16 covering | AS8075 MICROSOFT-CORP-MSN-AS-BLOCK | RADB | Microsoft | MAINT-AS8075 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.