ResearchRouting table, looking glass, RPKI & IRR

173.252.143.0/24 Amazon

Announced by AS8987 Amazon. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 173.252.143.0/24

Prefix
173.252.143.0/24
Origin
AS8987 GOVCLOUD
RPKI
RPKI valid
Size
256 addresses
Less specific
none
More specifics
0
IRR route objects
4 exact, 0 covering
In RouteViews
2026-10-16 04:02 UTC
Paths

How 173.252.143.0/24 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 16509 8987
OriginAS8987 Amazon
Origin codeIGP
Communities174:21001 174:22013 36601:150 36601:174 36601:2001
Updated8d 3h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 16509 8987
OriginAS8987 Amazon
Origin codeIGP
Communities903:900 903:13760
Updated8d 11h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 16509 8987
OriginAS8987 Amazon
Origin codeIGP
Communities6461:5997 36295:100 36295:6461
Updated1d 13h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 174 16509 8987
OriginAS8987 Amazon
Origin codeIGP
Communities174:21001 174:22013
Updated8d 11h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 16509 8987
OriginAS8987 Amazon
Origin codeIGP
Communities174:21001 174:22013 36295:100 36295:174
Updated12d 4h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS8987 to originate 173.252.143.0/24 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
173.252.143.0/24/24AS8987 GOVCLOUDARIN
173.252.143.0/24/24AS14618 AMAZON-AESARIN
173.252.143.0/24/24AS16509 AMAZON-02ARIN
173.252.143.0/24/24AS395978 VALLEYWATERARIN
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
173.252.143.0/24AS8987 GOVCLOUDARINSANTA CLARA VALLEY WATER DISTRICT PUBLIC FACILITIES FINANCING CORPORATIONMNT-SCVWD-1
173.252.143.0/24AS14618 AMAZON-AESARINSANTA CLARA VALLEY WATER DISTRICT PUBLIC FACILITIES FINANCING CORPORATIONMNT-SCVWD-1
173.252.143.0/24AS16509 AMAZON-02ARINSANTA CLARA VALLEY WATER DISTRICT PUBLIC FACILITIES FINANCING CORPORATIONMNT-SCVWD-1
173.252.143.0/24AS8987 GOVCLOUDRADBAmazon EC2 PrefixMAINT-AS16509
Tools

Check 173.252.143.0/24 live

Looking glassIP to ASN APIRPKI APIIRR API