ResearchRouting table, looking glass, RPKI & IRR

153.45.185.0/24 Microsoft Corporation

Announced by AS8075 Microsoft Corporation. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 153.45.185.0/24

Prefix
153.45.185.0/24
Origin
AS8075 MICROSOFT-CORP-MSN-AS-BLOCK
RPKI
RPKI valid
Size
256 addresses
Less specific
none
More specifics
0
IRR route objects
2 exact, 3 covering
In RouteViews
2026-10-12 04:03 UTC
Paths

How 153.45.185.0/24 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 13760 8075
OriginAS8075 Microsoft Corporation
Origin codeIGP
Communities13760:3002 36601:150 36601:2001 36601:13760
Updated4d 3h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 8075
OriginAS8075 Microsoft Corporation
Origin codeIGP
Communities903:900 903:13760
Updated4d 11h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 8075
OriginAS8075 Microsoft Corporation
Origin codeIGP
Communities36295:100
Updated4d 11h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 8075
OriginAS8075 Microsoft Corporation
Origin codeIGP
Communitiesnone
Updated4d 11h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 8075
OriginAS8075 Microsoft Corporation
Origin codeIGP
Communities174:21001 174:22013 36295:100 36295:174
Updated8d 5h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS8075 to originate 153.45.185.0/24 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
153.45.185.0/24/24AS8075 MICROSOFT-CORP-MSN-AS-BLOCKARIN
153.45.0.0/16/24AS8987 GOVCLOUDARIN
153.45.0.0/16/24AS14618 AMAZON-AESARIN
153.45.0.0/16/24AS16509 AMAZON-02ARIN
IRR

Route objects

Registered in the IRR for this prefix and the ones covering it. Look it up live.

RouteOriginSourceDescriptionMaintained by
153.45.185.0/24AS8075 MICROSOFT-CORP-MSN-AS-BLOCKARINSnowflake, Inc.MNT-SNOWF-1
153.45.185.0/24AS8075 MICROSOFT-CORP-MSN-AS-BLOCKRADBMicrosoft ByoIpMAINT-AS8075
153.45.0.0/16 coveringAS8987 GOVCLOUDARINSnowflake, Inc.MNT-SNOWF-1
153.45.0.0/16 coveringAS14618 AMAZON-AESARINSnowflake, Inc.MNT-SNOWF-1
153.45.0.0/16 coveringAS16509 AMAZON-02ARINSnowflake, Inc.MNT-SNOWF-1
Tools

Check 153.45.185.0/24 live

Looking glassIP to ASN APIRPKI APIIRR API