ResearchRouting table, looking glass, RPKI & IRR

203.230.128.0/17 Korea Telecom

Announced by AS4766 Korea Telecom. RPKI not found Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 203.230.128.0/17

Prefix
203.230.128.0/17
Origin
AS4766 KIXS-AS-KR-KR
RPKI
RPKI not found
Size
32,768 addresses
Less specific
none
More specifics
50
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-16 08:02 UTC
Paths

How 203.230.128.0/17 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
OriginAS4766 Korea Telecom
Origin codeIGP
Communities174:21001 174:22013 36601:150 36601:174 36601:2001
Updated8d 8h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 4766
OriginAS4766 Korea Telecom
Origin codeIGP
Communities903:900 903:13760
Updated8d 17h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 4766
OriginAS4766 Korea Telecom
Origin codeIGP
Communities6461:5997 36295:100 36295:6461
Updated1d 18h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 174 4766
OriginAS4766 Korea Telecom
Origin codeIGP
Communities174:21001 174:22013
Updated8d 17h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 4766
OriginAS4766 Korea Telecom
Origin codeIGP
Communities174:21001 174:22013 36295:100 36295:174
Updated12d 10h 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
203.230.128.0/17AS4766 KIXS-AS-KR-KRRADBKORnet operation CenterMAINT-AS4766
More specific

Prefixes inside 203.230.128.0/17

50 announced prefixes fall inside this one.

Show the 50 prefixes
203.230.128.0/22 AS4766 KIXS-AS-KR-KR203.230.132.0/24 AS4766 KIXS-AS-KR-KR203.230.133.0/24 AS9691 KYUNGSUNG-AS-KR203.230.135.0/24 AS4766 KIXS-AS-KR-KR203.230.136.0/21 AS9523 MOKWON-AS-KR-KR203.230.144.0/21 AS9523 MOKWON-AS-KR-KR203.230.152.0/22 AS10046 HOWON-AS-KR203.230.156.0/22 AS3786 LGDACOM-KR203.230.156.0/24 AS4766 KIXS-AS-KR-KR203.230.157.0/24 AS4766 KIXS-AS-KR-KR203.230.158.0/24 AS4766 KIXS-AS-KR-KR203.230.159.0/24 AS4766 KIXS-AS-KR-KR203.230.160.0/19 AS45377 JJE-AS-KR-KR203.230.192.0/22 AS18329 SMUC-AS-KR-KR203.230.196.0/23 AS18329 SMUC-AS-KR-KR203.230.198.0/24 AS18329 SMUC-AS-KR-KR203.230.199.0/24 AS3786 LGDACOM-KR203.230.200.0/21 AS4766 KIXS-AS-KR-KR203.230.208.0/24 AS10053 AYTCNET-AS-KR203.230.209.0/24 AS10053 AYTCNET-AS-KR203.230.210.0/24 AS4766 KIXS-AS-KR-KR203.230.211.0/24 AS4766 KIXS-AS-KR-KR203.230.212.0/23 AS18028 GSNU-AS-KR-KR203.230.214.0/24 AS18028 GSNU-AS-KR-KR203.230.215.0/24 AS9691 KYUNGSUNG-AS-KR203.230.216.0/24 AS4766 KIXS-AS-KR-KR203.230.217.0/24 AS4766 KIXS-AS-KR-KR203.230.218.0/24 AS3786 LGDACOM-KR203.230.219.0/24 AS4766 KIXS-AS-KR-KR203.230.220.0/22 AS4766 KIXS-AS-KR-KR203.230.224.0/21 AS23714 KMUCC-AS-KR-KR203.230.232.0/22 AS23714 KMUCC-AS-KR-KR203.230.236.0/22 AS9782 WOOSONGEDU-KR203.230.240.0/23 AS18023 KMU-AS-KR-KR203.230.240.0/24 AS18023 KMU-AS-KR-KR203.230.241.0/24 AS18023 KMU-AS-KR-KR203.230.242.0/23 AS18023 KMU-AS-KR-KR203.230.242.0/24 AS18023 KMU-AS-KR-KR203.230.243.0/24 AS18023 KMU-AS-KR-KR203.230.244.0/22 AS18023 KMU-AS-KR-KR203.230.244.0/23 AS18023 KMU-AS-KR-KR203.230.246.0/23 AS18023 KMU-AS-KR-KR203.230.248.0/22 AS18023 KMU-AS-KR-KR203.230.248.0/23 AS18023 KMU-AS-KR-KR203.230.250.0/23 AS18023 KMU-AS-KR-KR203.230.252.0/23 AS18023 KMU-AS-KR-KR203.230.252.0/24 AS18023 KMU-AS-KR-KR203.230.253.0/24 AS18023 KMU-AS-KR-KR203.230.254.0/24 AS4766 KIXS-AS-KR-KR203.230.255.0/24 AS4766 KIXS-AS-KR-KR
Tools

Check 203.230.128.0/17 live

Looking glassIP to ASN APIRPKI APIIRR API