ResearchRouting table, looking glass, RPKI & IRR

211.239.0.0/17 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 211.239.0.0/17

Prefix
211.239.0.0/17
Origin
AS9848 SejongTelecom-AS-KR-KR
RPKI
RPKI not found
Size
32,768 addresses
Less specific
none
More specifics
18
IRR route objects
2 exact, 1 covering
In RouteViews
2026-10-12 20:02 UTC
Paths

How 211.239.0.0/17 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 13760 58453 9848
OriginAS9848 SEJONG NETWORKS
Origin codeIGP
Communities13760:3002 36601:150 36601:2001 36601:13760
Updated4d 20h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 58453 9848
OriginAS9848 SEJONG NETWORKS
Origin codeIGP
Communities903:900 903:13760
Updated5d 5h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 15412 9848
OriginAS9848 SEJONG NETWORKS
Origin codeIGP
Communities36295:100
Updated5d 4h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 174 15412 9848
OriginAS9848 SEJONG NETWORKS
Origin codeIGP
Communities174:21001 174:22013
Updated5d 5h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 15412 9848
OriginAS9848 SEJONG NETWORKS
Origin codeIGP
Communities174:21001 174:22013 36295:100 36295:174
Updated8d 22h 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
211.239.0.0/17AS9848 SejongTelecom-AS-KR-KRRADBcontact jmpark@tisc.co.kr if necessary contact jmpark@tisc.co.kr if necessaryMAINT-AS3786
211.239.0.0/17AS9848 SejongTelecom-AS-KR-KRREACHREACH (Customer Route)MAINT-REACH-NOC
211.239.0.0/16 coveringAS9848 SejongTelecom-AS-KR-KRRADBPACNET (proxy-registered route object)MAINT-AS4637
More specific

Prefixes inside 211.239.0.0/17

18 announced prefixes fall inside this one.

Show the 18 prefixes
211.239.112.0/20 AS9952 HOSTWAY-AS-KR-KR211.239.112.0/24 AS9952 HOSTWAY-AS-KR-KR211.239.113.0/24 AS9952 HOSTWAY-AS-KR-KR211.239.114.0/24 AS9952 HOSTWAY-AS-KR-KR211.239.115.0/24 AS9952 HOSTWAY-AS-KR-KR211.239.116.0/24 AS9952 HOSTWAY-AS-KR-KR211.239.117.0/24 AS9952 HOSTWAY-AS-KR-KR211.239.118.0/24 AS9952 HOSTWAY-AS-KR-KR211.239.119.0/24 AS9952 HOSTWAY-AS-KR-KR211.239.120.0/24 AS9952 HOSTWAY-AS-KR-KR211.239.121.0/24 AS9952 HOSTWAY-AS-KR-KR211.239.121.175/32 AS9848 SejongTelecom-AS-KR-KR211.239.122.0/24 AS9952 HOSTWAY-AS-KR-KR211.239.123.0/24 AS9952 HOSTWAY-AS-KR-KR211.239.124.0/24 AS9952 HOSTWAY-AS-KR-KR211.239.125.0/24 AS9952 HOSTWAY-AS-KR-KR211.239.126.0/24 AS9952 HOSTWAY-AS-KR-KR211.239.127.0/24 AS9952 HOSTWAY-AS-KR-KR
Tools

Check 211.239.0.0/17 live

Looking glassIP to ASN APIRPKI APIIRR API