203.237.169.0/24

AS18031  ·  Sangmyung University

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Summary

Country South Korea
Domain kren.kr
ASN AS18031
Parent Range 203.237.128.0/17
Registry APNIC
ID KREN

WHOIS Details

inetnum:        203.237.128.0 - 203.237.255.255
netname:        KREN
descr:          Korean Education Network
admin-c:        IM70-AP
tech-c:         IM70-AP
country:        KR
status:         ALLOCATED PORTABLE
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
last-modified:  2017-02-02T04:55:27Z
source:         APNIC

irt:            IRT-KRNIC-KR
address:        9, Jinheung-gil, Naju-si, Jeollanam-do
e-mail:         irt@nic.or.kr
abuse-mailbox:  irt@nic.or.kr
admin-c:        IM574-AP
tech-c:         IM574-AP
auth:           # Filtered
remarks:        irt@nic.or.kr was validated on 2020-04-09
mnt-by:         MNT-KRNIC-AP
last-modified:  2025-09-04T01:00:01Z
source:         APNIC

person:         IP Manager
address:        57 Daehak-ro, Jongno-gu, Seoul
country:        KR
phone:          +82-2-882-5363
e-mail:         kindman@kren.kr
nic-hdl:        IM70-AP
mnt-by:         MNT-KRNIC-AP
last-modified:  2025-11-17T00:10:02Z
source:         APNIC

inetnum:        203.237.128.0 - 203.237.255.255
netname:        KREN-KR
descr:          Korean Education Network
country:        KR
admin-c:        IA142-KR
tech-c:         IM142-KR
status:         ALLOCATED PORTABLE
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
changed:        hostmaster@nic.or.kr 20240912
remarks:        This information has been partially mirrored by APNIC from
remarks:        KRNIC. To obtain more specific information, please use the
remarks:        KRNIC whois server at whois.kisa.or.kr.
source:         KRNIC

person:         IP Manager
address:        57 Daehak-ro, Jongno-gu, Seoul
address:        1
country:        KR
phone:          +82-2-882-5363
e-mail:         kindman@kren.kr
nic-hdl:        IA142-KR
mnt-by:         MNT-KRNIC-AP
remarks:        This information has been partially mirrored by APNIC from
remarks:        KRNIC. To obtain more specific information, please use the
remarks:        KRNIC whois server at whois.kisa.or.kr.
source:         KRNIC

person:         IP Manager
address:        57 Daehak-ro, Jongno-gu, Seoul
address:        1
country:        KR
phone:          +82-2-882-5363
e-mail:         kindman@kren.kr
nic-hdl:        IM142-KR
mnt-by:         MNT-KRNIC-AP
remarks:        This information has been partially mirrored by APNIC from
remarks:        KRNIC. To obtain more specific information, please use the
remarks:        KRNIC whois server at whois.kisa.or.kr.
source:         KRNIC

Overlapping Ranges

BGP prefixes that contain 203.237.169.0/24

Range ASN Company Num of IPs
203.237.128.0/17 AS17614 Korean Education Network 32,768
203.237.128.0/17 AS4766 Korean Education Network 32,768
203.237.128.0/17 AS18026 Korean Education Network 32,768
203.237.128.0/17 AS23983 Korean Education Network 32,768
203.237.128.0/17 AS18031 Korean Education Network 32,768
203.237.128.0/17 AS3786 Korean Education Network 32,768
203.237.128.0/17 AS38694 Korean Education Network 32,768
203.237.128.0/17 AS9318 Korean Education Network 32,768
203.237.128.0/17 AS18319 Korean Education Network 32,768
203.237.128.0/17 AS18329 Korean Education Network 32,768

Nearby Ranges

BGP prefixes that overlap with 203.237.0.0/16

Range ASN Company Num of IPs
203.237.128.0/17 AS17614 Korean Education Network 32,768
203.237.128.0/17 AS18026 Korean Education Network 32,768
203.237.128.0/17 AS18031 Korean Education Network 32,768
203.237.128.0/17 AS18319 Korean Education Network 32,768
203.237.128.0/17 AS18329 Korean Education Network 32,768
203.237.128.0/17 AS23983 Korean Education Network 32,768
203.237.128.0/17 AS3786 Korean Education Network 32,768
203.237.128.0/17 AS38694 Korean Education Network 32,768
203.237.128.0/17 AS4766 Korean Education Network 32,768
203.237.128.0/17 AS9318 Korean Education Network 32,768
203.237.96.0/19 AS9754 Korean Education Network 8,192
203.237.64.0/19 AS9778 KISTI 8,192

Hosted domains

There is 1 domain name hosted across 1 IP address on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
203.237.169.237 trafficmap.co.kr 1

Hosted domains API

Our Hosted Domains API, or Reverse IP API returns a full list of domains that are hosted on a single IP address.
Useful for Cybersecurity

Pingable IPs

5 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
203.237.169.97 AS18031 Sangmyung University 2.60ms from Seoul, KR

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
178.88.33.104 AS9198 JSC Kazakhtelecom 2.03ms from Almaty, KZ
108.146.49.40 AS20057 AT&T Enterprises, LLC 13.74ms from Ashburn, US
66.232.193.152 AS35986 Vyve Broadband 8.63ms from Denver, US
51.75.27.40 AS16276 OVH SAS 0.12ms from Gravelines, FR
78.187.47.56 AS47331 TTNet A.S. 9.55ms from Izmir, TR
80.43.18.232 AS13285 TalkTalk Communications Limited 6.09ms from Manchester, GB
122.151.93.72 AS9443 Vocus Retail 2.54ms from Melbourne, AU
95.244.54.40 AS3269 Telecom Italia S.p.A. 4.84ms from Milan, IT
79.43.47.24 AS3269 Telecom Italia S.p.A. 6.30ms from Milan, IT
46.72.37.168 AS12714 PJSC MegaFon 10.60ms from Moscow, RU
177.85.165.136 AS52743 Twister Soft Net Ltda 7.71ms from Osasco, BR
50.53.218.152 AS20055 Wholesail networks LLC 0.83ms from Portland, US
112.145.75.56 AS17858 LG POWERCOMM 2.04ms from Seoul, KR
4.144.133.72 AS8075 Microsoft Corporation 0.51ms from Singapore, SG
13.53.206.216 AS16509 Amazon.com, Inc. 1.06ms from Stockholm, SE
52.247.29.120 AS8075 Microsoft Corporation 0.28ms from Boydton, US
141.219.157.136 AS62618 Michigan Technological University 11.90ms from Chicago, US
154.95.246.8 AS134175 SH2206-AP 0.74ms from Hong Kong, HK
38.182.150.8 AS140224 Nebula Global LLC 1.01ms from Hong Kong, HK
193.140.204.216 AS8456 Bogazici University 1.94ms from Istanbul, TR
90.219.227.232 AS5607 Sky UK Limited 3.69ms from London, GB
102.205.75.56 AS329589 SELENIUM - DIGITAL SOLUTIONS, S.A. 0.87ms from Luanda, AO
60.122.202.104 AS17676 SoftBank Corp. 3.72ms from Osaka, JP
83.206.81.88 AS3215 Orange S.A. 6.48ms from Paris, FR
125.135.159.104 AS4766 Korea Telecom 8.31ms from Seoul, KR

What are IP address ranges?

IP address ranges, or netblocks, are groups of related IP addresses. They are usually represented as a base IP address, followed by a slash, and then a netmask which represents how many IP addresses are contained within the netblock. This format is known as CIDR. You'll also sometimes see netblocks given as a start ip address, and an end ip address, or an ip address range.

Traffic works its way around the internet based on the routing table, which contains a list of networks and their associated netblocks.

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