ResearchRouting table, looking glass, RPKI & IRR

203.4.131.0/24 Telstra Limited

Announced by AS1221 Telstra Limited. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 203.4.131.0/24

Prefix
203.4.131.0/24
Origin
AS1221 ASN-TELSTRA
RPKI
RPKI valid
Size
256 addresses
Less specific
none
More specifics
0
IRR route objects
2 exact, 2 covering
In RouteViews
2026-10-12 12:02 UTC
Paths

How 203.4.131.0/24 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 7029 4637 1221
OriginAS1221 Telstra Limited
Origin codeIGP
Communities7029:2089 36601:150 36601:2001 36601:13760
Updated4d 13h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 4637 1221
OriginAS1221 Telstra Limited
Origin codeIGP
Communities903:900 903:13760
Updated4d 21h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 4637 1221
OriginAS1221 Telstra Limited
Origin codeIGP
Communities36295:100
Updated4d 21h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 4637 1221
OriginAS1221 Telstra Limited
Origin codeIGP
Communitiesnone
Updated4d 21h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 1299 4637×6 1221
OriginAS1221 Telstra Limited
Origin codeIGP
Communities174:21000 174:22013 36295:100 36295:174
Updated8d 14h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS1221 to originate 203.4.131.0/24 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
203.4.131.0/24/24AS1221 ASN-TELSTRAAPNIC
203.4.131.0/24/24AS19905 SECURITYSERVICESAPNIC
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
203.4.131.0/24AS1221 ASN-TELSTRAAPNICMarsh & McLennan Companies, Inc. 1166 Avenue of the AmericasMAINT-MMCI-AP
203.4.131.0/24AS19905 SECURITYSERVICESAPNICMarsh & McLennan Companies, Inc. 1166 Avenue of the AmericasMAINT-MMCI-AP
203.4.128.0/17 coveringAS7545 TPG-INTERNET-APRADBProxy route object registered by AS2764MAINT-AS2764
203.4.128.0/17 coveringAS9942 COMINDICO-APRADBSOUL CustomerMAINT-AS7545
Tools

Check 203.4.131.0/24 live

Looking glassIP to ASN APIRPKI APIIRR API