ResearchRouting table, looking glass, RPKI & IRR

203.240.145.0/24 SEJONG NETWORKS

Announced by AS9848 SEJONG NETWORKS. RPKI not found Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 203.240.145.0/24

Prefix
203.240.145.0/24
Origin
AS9848 SejongTelecom-AS-KR-KR
RPKI
RPKI not found
Size
256 addresses
Less specific
203.240.128.0/19 AS4670 HYUNDAI-KR
More specifics
0
IRR route objects
1 exact, 6 covering
In RouteViews
2026-10-14 20:02 UTC
Paths

How 203.240.145.0/24 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 4766 9848
OriginAS9848 SEJONG NETWORKS
Origin codeIGP
Communities174:21001 174:22013 36601:150 36601:174 36601:2001
Updated16h 14m ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 58453 9848
OriginAS9848 SEJONG NETWORKS
Origin codeIGP
Communities903:900 903:13760
Updated7d 2h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 15412 9848
OriginAS9848 SEJONG NETWORKS
Origin codeIGP
Communities36295:100
Updated7d 2h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 15412 9848
OriginAS9848 SEJONG NETWORKS
Origin codeIGP
Communitiesnone
Updated7d 2h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 4766 9848
OriginAS9848 SEJONG NETWORKS
Origin codeIGP
Communities174:21001 174:22013 36295:100 36295:174
Updated10d 20h 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
203.240.145.0/24AS9848 SejongTelecom-AS-KR-KRRADBSejongTelecom.co.ltdMAINT-AS4670
203.240.144.0/23 coveringAS38702 KEBHANAATM-AS-KR-KRRADBThe info of AS38702 is available at whois.krnic.netMAINT-AS4670
203.240.128.0/19 coveringAS4670 HYUNDAI-KRRADBSejongTelecom.co.ltdMAINT-AS4670
203.240.128.0/19 coveringAS4760 HKTIMS-APRADBSeJong TelecomMAINT-AS4766
203.240.128.0/18 coveringAS4670 HYUNDAI-KRRADBSHINBIRO (ONSE TELECOM)MAINT-AS4670
203.240.128.0/17 coveringAS4670 HYUNDAI-KRRADBcontact nmc@mgate.shinbiro.com if necessaryMAINT-AS3786
203.240.128.0/17 coveringAS4670 HYUNDAI-KRREACHREACH (Customer Route)MAINT-REACH-NOC
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

203.240.128.0/19 AS4670 HYUNDAI-KR
Tools

Check 203.240.145.0/24 live

Looking glassIP to ASN APIRPKI APIIRR API