ResearchRouting table, looking glass, RPKI & IRR

137.152.248.0/21 VOSTROM

Announced by AS36324 VOSTROM. RPKI not found Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 137.152.248.0/21

Prefix
137.152.248.0/21
Origin
AS36324 VOSTROM-PUBLIC
RPKI
RPKI not found
Size
2,048 addresses
Less specific
137.152.224.0/19 AS36324 VOSTROM-PUBLIC
More specifics
0
IRR route objects
2 exact, 6 covering
In RouteViews
2026-10-14 00:02 UTC
Paths

How 137.152.248.0/21 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 174 36324
OriginAS36324 VOSTROM
Origin codeIGP
Communities174:21001 174:22013 36601:150 36601:174 36601:2001
Updated5d 22h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 6939 36324
OriginAS36324 VOSTROM
Origin codeIGP
Communities903:900 903:13760
Updated6d 7h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 36324
OriginAS36324 VOSTROM
Origin codeIGP
Communities36295:100
Updated6d 7h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 174 36324
OriginAS36324 VOSTROM
Origin codeIGP
Communities174:21001 174:22013
Updated6d 7h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 36324
OriginAS36324 VOSTROM
Origin codeIGP
Communities174:21001 174:22013 36295:100 36295:174
Updated10d 0h ago
RPKI

Route origin authorizations

No ROA covers this prefix, so RPKI has nothing to say about who may originate it. Validate another origin.

IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
137.152.248.0/21AS36324 VOSTROM-PUBLICALTDBGCU Research AllocationMAINT-VOSTROM
137.152.248.0/21AS36324 VOSTROM-PUBLICRADBGCU Research AllocationMAINT-AS36324
137.152.224.0/19 coveringAS36324 VOSTROM-PUBLICALTDBGCU Research AllocationMAINT-VOSTROM
137.152.224.0/19 coveringAS36324 VOSTROM-PUBLICRADBGCU Research AllocationMAINT-AS36324
137.152.192.0/18 coveringAS36324 VOSTROM-PUBLICLEVEL3VOSTROM-NETWORKSCWIE-MNT
137.152.128.0/17 coveringAS36324 VOSTROM-PUBLICALTDBGCU Research AllocationMAINT-VOSTROM
137.152.0.0/16 coveringAS12989 BlackHOSTALTDBGrand Canyon UniversityMNT-HWNG
137.152.0.0/16 coveringAS2900 WN-AZ-ASRADBGrand Canyon University Phoenix AZ 85017, USAMAINT-AS2900
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

137.152.224.0/19 AS36324 VOSTROM-PUBLIC
Tools

Check 137.152.248.0/21 live

Looking glassIP to ASN APIRPKI APIIRR API