IP-FD.net
Sign in
  1. Home
  2. South Korea
  3. AS23591

AS23591 LS ITC

South Korea LS-AS-KR APNIC 53 IPv4 prefixes 0 IPv6 prefixes
IPv4 addresses
8,512
IPv6 /48 networks
0
RPKI
0 valid53 no ROA
Peers and downstreams
0

Holder

AS name
LS-AS-KR
Description
LS ITC
Organisation
LS ITC
Abuse contact
Not published
Assigned
2002-12-23
115.21.131.0/24118.130.135.0/24119.197.90.0/24121.139.137.0/24121.190.174.0/24210.120.14.0/24210.124.98.0/24210.207.185.128/25210.207.54.160/27210.216.72.128/25210.92.123.64/26210.92.236.128/27210.92.236.96/27211.168.91.0/24211.171.33.0/26211.171.43.64/26211.236.15.0/24211.236.20.0/24211.236.61.0/24211.32.132.144/28211.32.144.64/28211.42.235.64/28211.45.199.0/24211.50.237.208/28211.60.29.0/24211.60.30.0/24211.60.32.0/24211.60.42.0/24211.60.44.0/24211.60.46.0/24211.60.48.0/24211.60.49.0/24211.62.154.0/24211.62.167.0/24211.62.207.0/24211.62.214.0/2458.151.159.0/2558.72.242.0/2461.32.225.16/2861.33.227.128/2761.33.227.96/2761.34.202.192/2761.35.193.64/2761.35.206.64/2661.36.98.192/2661.38.158.0/2661.38.160.0/2661.38.84.64/2661.39.37.128/2561.41.152.0/2461.42.107.0/2461.42.108.0/2461.97.42.208/28

Upstream graph

Upstreams and their upstreams, from BGP paths
AS6939 Hurricane Electric LLC AS6939 · US Hurricane Electric LLC AS174 AS174 AS174 AS174 AS3356 Level 3 Parent, LLC AS3356 · US Level 3 Parent, LLC AS1299 Arelion Sweden AB AS1299 · SE Arelion Sweden AB AS6057 Administracion Nacional de Telecomunicaciones AS6057 · UY Administracion Nacion… AS25091 IP-Max SA AS25091 · CH IP-Max SA AS4766 Korea Telecom AS4766 · KR Korea Telecom AS3786 LG DACOM Corporation AS3786 · KR LG DACOM Corporation AS23591 LS ITC AS23591 · KR LS ITC

Network health

Grade E · 37/100
fail Prefixes covered by valid ROAs
0 of 53 announced prefixes are RPKI valid, 53 have no ROA.		 0/25
pass No RPKI invalid announcements
None of the announcements is RPKI invalid.		 10/10
fail Announces IPv6
No IPv6 prefixes are announced.		 0/15
pass More than one upstream
2 upstreams seen in BGP.		 10/10
pass Working abuse contact
hostmaster@nic.or.kr is published.		 15/15
fail Publishes a geofeed
No geofeed found. Without one, location databases have to guess.		 0/10
fail No prefixes smaller than /24 or /48
25 prefixes are smaller than most networks accept (210.207.185.128/25, 210.207.54.160/27, 210.216.72.128/25).		 0/10
n/a Registry record maintained
We have no change date for this record.
Built from the announced prefixes, RPKI, the registry record and geofeeds. Checks without data are not counted. Also in the API.
Show this on your website
AS23591 health AS23591 RPKI
HTML
<a href="https://ip-fd.net/asn/23591"><img src="https://ip-fd.net/badge/asn/23591/health.svg" alt="AS23591 network health on IP-FD.net"></a>
Markdown
[![AS23591 network health](https://ip-fd.net/badge/asn/23591/health.svg)](https://ip-fd.net/asn/23591)
Use rpki.svg instead of health.svg for the RPKI badge.

Routing changes

Last 30 days
2026-10-05 05:38 UTCNew prefix 210.92.236.96/27
2026-10-05 05:38 UTCNew prefix 211.42.235.64/28
2026-10-05 05:38 UTCNew prefix 61.32.225.16/28
2026-10-05 05:38 UTCNew prefix 211.171.43.64/26
2026-10-05 05:38 UTCNew prefix 210.207.54.160/27
2026-10-05 05:38 UTCNew prefix 61.33.227.128/27
2026-10-05 05:38 UTCNew prefix 61.35.206.64/26
2026-10-05 05:38 UTCNew prefix 61.97.42.208/28
2026-10-05 05:38 UTCNew prefix 210.92.236.128/27
2026-10-05 05:38 UTCNew prefix 211.50.237.208/28
2026-10-05 05:38 UTCNew prefix 61.34.202.192/27
2026-10-05 05:38 UTCNew prefix 61.36.98.192/26
2026-10-05 05:38 UTCNew prefix 211.32.132.144/28
2026-10-05 05:38 UTCNew prefix 61.38.158.0/26
2026-10-05 05:38 UTCNew prefix 210.92.123.64/26
2026-10-05 05:38 UTCNew prefix 211.171.33.0/26
2026-10-05 05:38 UTCNew prefix 61.38.160.0/26
2026-10-05 05:38 UTCNew prefix 211.32.144.64/28
2026-10-05 05:38 UTCNew prefix 61.33.227.96/27
2026-10-05 05:38 UTCNew prefix 61.35.193.64/27
2026-10-05 05:38 UTCNew prefix 61.38.84.64/26

WHOIS

aut-num:        AS23591
as-name:        LS-AS-KR-KR
handle:         AS23591
remarks:        LS ITC
administrative,technical:AM6642-KR (AS Manager) <byeonghyeok.choi@lsitc.com>
abuse:          IRT-KRNIC-KR (IRT-KRNIC-KR) <hostmaster@nic.or.kr>
source:         APNIC (RDAP)