ResearchRouting table, looking glass, RPKI & IRR

212.46.57.0/24 Microsoft Corporation

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

What the table says about 212.46.57.0/24

Origin
AS8075 MICROSOFT-CORP-MSN-AS-BLOCK
RPKI
RPKI valid
Size
256 addresses
Less specific
none
More specifics
0
IRR route objects
5 exact, 0 covering
Origin since
2026-10-17 20:01 UTC

How 212.46.57.0/24 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
OriginAS8075 Microsoft Corporation
Origin codeIGP
Communities174:21001 174:22013 36601:150 36601:174 36601:2001
Updated4d 14h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 8075
OriginAS8075 Microsoft Corporation
Origin codeIGP
Communities903:900 903:13760
Updated11d 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
Updated3d 5h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 8075
OriginAS8075 Microsoft Corporation
Origin codeIGP
Communitiesnone
Updated11d 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
Updated14d 18h ago

Route origin authorizations

Covered by a ROA authorizing AS8075 to originate 212.46.57.0/24 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
212.46.57.0/24/24AS8075 MICROSOFT-CORP-MSN-AS-BLOCKRIPE
212.46.57.0/24/24AS14618 AMAZON-AESRIPE
212.46.57.0/24/24AS16509 AMAZON-02RIPE

Route objects

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

RouteOriginSourceDescriptionMaintained by
212.46.57.0/24AS8075 MICROSOFT-CORP-MSN-AS-BLOCKRADBMicrosoft ByoIpMAINT-AS8075
212.46.57.0/24AS16509 AMAZON-02RADBAmazon EC2 PrefixMAINT-AS16509
212.46.57.0/24AS8075 MICROSOFT-CORP-MSN-AS-BLOCKRIPENLIR-UK-CSTNET-1-MNT
212.46.57.0/24AS14618 AMAZON-AESRIPENLIR-UK-CSTNET-1-MNT
212.46.57.0/24AS16509 AMAZON-02RIPENLIR-UK-CSTNET-1-MNT

Check 212.46.57.0/24 live