ResearchRouting table, looking glass, RPKI & IRR

163.199.84.0/23 Microsoft Corporation

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

Summary

What the table says about 163.199.84.0/23

Prefix
163.199.84.0/23
Origin
AS8075 MICROSOFT-CORP-MSN-AS-BLOCK
RPKI
RPKI valid
Size
512 addresses
Less specific
none
More specifics
0
IRR route objects
2 exact, 2 covering
In RouteViews
2026-10-15 16:02 UTC
Paths

How 163.199.84.0/23 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
OriginAS8075 Microsoft Corporation
Origin codeIGP
Communities174:21001 174:22013 36601:150 36601:174 36601:2001
Updated1d 13h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 8075
OriginAS8075 Microsoft Corporation
Origin codeIGP
Communities903:900 903:13760
Updated8d 0h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 8075
OriginAS8075 Microsoft Corporation
Origin codeIGP
Communities6461:5997 36295:100 36295:6461
Updated4h 52m ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 8075
OriginAS8075 Microsoft Corporation
Origin codeIGP
Communitiesnone
Updated8d 0h 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
Updated11d 17h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS8075 to originate 163.199.84.0/23 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
163.199.84.0/23/24AS8075 MICROSOFT-CORP-MSN-AS-BLOCKAFRINIC
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
163.199.84.0/23AS8075 MICROSOFT-CORP-MSN-AS-BLOCKAFRINICNEDBANK-AZURE-ZA-NORTH-163.199.84.0/23NBL1-MNT
163.199.84.0/23AS8075 MICROSOFT-CORP-MSN-AS-BLOCKRADBMicrosoft ByoIpMAINT-AS8075
163.199.80.0/20 coveringAS11908 VERESTARRADBPNAP-NYC verestar-routesMAINT-AS1828
163.199.0.0/16 coveringAS16800 Nedbank LimitedAFRINICNedbank IP Block 1NBL1-MNT
Tools

Check 163.199.84.0/23 live

Looking glassIP to ASN APIRPKI APIIRR API