ResearchRouting table, looking glass, RPKI & IRR

64.50.136.0/21 Telstra Global

Announced by AS4637 Telstra Global. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 64.50.136.0/21

Prefix
64.50.136.0/21
Origin
AS4637 ASN-TELSTRA-GLOBAL
RPKI
RPKI valid
Size
2,048 addresses
Less specific
64.50.128.0/20 AS3257 GTT-BACKBONE
More specifics
0
IRR route objects
10 exact, 2 covering
In RouteViews
2026-10-12 20:02 UTC
Paths

How 64.50.136.0/21 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 3356 4637
OriginAS4637 Telstra Global
Origin codeIGP
Communities3356:3 3356:22 3356:86 3356:575 3356:666 3356:901 3356:2050 36601:150 36601:2001 36601:13760
Updated4d 12h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 4637
OriginAS4637 Telstra Global
Origin codeIGP
Communities903:900 903:13760
Updated5d 4h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 4637
OriginAS4637 Telstra Global
Origin codeIGP
Communities36295:100
Updated5d 4h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 4637
OriginAS4637 Telstra Global
Origin codeIGP
Communitiesnone
Updated5d 4h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 1299 4637×4
OriginAS4637 Telstra Global
Origin codeIGP
Communities174:21000 174:22013 36295:100 36295:174
Updated8d 22h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS4637 to originate 64.50.136.0/21 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
64.50.136.0/21/24AS3320 DTAGARIN
64.50.136.0/21/24AS4637 ASN-TELSTRA-GLOBALARIN
64.50.136.0/21/24AS6079 RCN-ASARIN
64.50.136.0/21/21AS6762 SEABONE-NETARIN
64.50.136.0/21/24AS7029 WINDSTREAMARIN
64.50.136.0/21/24AS8881 VERSATELARIN
64.50.136.0/21/24AS11404 AS-WAVE-1ARIN
64.50.136.0/21/24AS20115 CHARTER-20115ARIN
64.50.136.0/21/24AS211936 RD-UKARIN
64.50.136.0/21/24AS398465 RACKDOG-LLCARIN
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
64.50.136.0/21AS3320 DTAGARINGTT Americas, LLCMNT-GAL-104
64.50.136.0/21AS4637 ASN-TELSTRA-GLOBALARINGTT Americas, LLCMNT-GAL-104
64.50.136.0/21AS6079 RCN-ASARINGTT Americas, LLCMNT-GAL-104
64.50.136.0/21AS6762 SEABONE-NETARINGTT Americas, LLCMNT-GAL-104
64.50.136.0/21AS7029 WINDSTREAMARINGTT Americas, LLCMNT-GAL-104
64.50.136.0/21AS8881 VERSATELARINGTT Americas, LLCMNT-GAL-104
64.50.136.0/21AS11404 AS-WAVE-1ARINGTT Americas, LLCMNT-GAL-104
64.50.136.0/21AS20115 CHARTER-20115ARINGTT Americas, LLCMNT-GAL-104
64.50.136.0/21AS211936 RD-UKARINGTT Americas, LLCMNT-GAL-104
64.50.136.0/21AS398465 RACKDOG-LLCARINGTT Americas, LLCMNT-GAL-104
64.50.128.0/20 coveringAS3257 GTT-BACKBONERADBGTTMAINT-AS3257
64.50.128.0/19 coveringAS13953 SVCC-EDULEVEL3NAS ISP NetworkNASDSL-MNT
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

64.50.128.0/20 AS3257 GTT-BACKBONE
Tools

Check 64.50.136.0/21 live

Looking glassIP to ASN APIRPKI APIIRR API