203.234.42.0/23

AS4766  ·  Korea Telecom

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Summary

Country South Korea
Domain kren.kr
ASN AS4766
Parent Range 203.234.0.0/16
Registry APNIC
ID KREN

WHOIS Details

inetnum:        203.234.0.0 - 203.234.63.255
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:  2017-02-02T04:55:24Z
source:         APNIC

irt:            IRT-KRNIC-KR
address:        Jeollanam-do Naju-si Jinheung-gil
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:  2021-06-15T06:21:49Z
source:         APNIC

person:         IP Manager
address:        Seoul Gwanak-gu Gwanak-ro
country:        KR
phone:          +82-2-882-5363
e-mail:         kindman@kren.kr
nic-hdl:        IM70-AP
mnt-by:         MNT-KRNIC-AP
last-modified:  2024-07-09T23:56:03Z
source:         APNIC

inetnum:        203.234.0.0 - 203.234.63.255
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
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.
changed:        hostmaster@nic.or.kr
source:         KRNIC

person:         IP Manager
address:        Seoul Gwanak-gu Gwanak-ro
address:        1
country:        KR
phone:          +82-2-882-5363
e-mail:         kindman@kren.kr
nic-hdl:        IA142-KR
mnt-by:         MNT-KRNIC-AP
changed:        hostmaster@nic.or.kr
source:         KRNIC

person:         IP Manager
address:        Seoul Gwanak-gu Gwanak-ro
address:        1
country:        KR
phone:          +82-2-882-5363
e-mail:         kindman@kren.kr
nic-hdl:        IM142-KR
mnt-by:         MNT-KRNIC-AP
changed:        hostmaster@nic.or.kr
source:         KRNIC

Overlapping Ranges

BGP prefixes that contain 203.234.42.0/23

Range ASN Company Num of IPs
203.234.0.0/16 AS4766 Korea Telecom 65,536

Nearby Ranges

BGP prefixes that overlap with 203.234.0.0/16

Range ASN Company Num of IPs
203.234.0.0/16 AS4766 Korea Telecom 65,536
203.234.48.0/20 AS9954 Korean Education Network 4,096
203.234.16.0/20 AS18164 Korean Education Network 4,096
203.234.96.0/20 AS4766 Korea Telecom 4,096
203.234.72.0/21 AS18035 Korean Education Network 2,048
203.234.8.0/21 AS9782 Korean Education Network 2,048
203.234.112.0/22 AS4766 Korean Education Network 1,024
203.234.44.0/22 AS17599 Korean Education Network 1,024
203.234.88.0/22 AS4766 Korean Education Network 1,024
203.234.36.0/23 AS10156 Korean Education Network 512
203.234.94.0/23 AS18023 Korean Education Network 512
203.234.92.0/23 AS18023 Korean Education Network 512
203.234.126.0/23 AS3786 Korean Education Network 512
203.234.64.0/24 AS4766 Korean Education Network 256
203.234.219.0/24 AS38663 Korea Telecom 256
203.234.81.0/24 AS3786 Korean Education Network 256
203.234.241.0/24 AS9318 Korea Telecom 256
203.234.68.0/24 AS3786 Korean Education Network 256
203.234.152.0/24 AS17863 Korea Telecom 256
203.234.174.0/24 AS17855 Korea Telecom 256
203.234.41.0/24 AS4766 Korean Education Network 256
203.234.212.0/24 AS9491 Korea Telecom 256
203.234.163.0/24 AS9522 Korea Telecom 256
203.234.236.0/24 AS9318 Korea Telecom 256
203.234.116.0/24 AS3786 Korean Education Network 256
203.234.35.0/24 AS3786 Korean Education Network 256
203.234.170.0/24 AS4766 Korea Telecom 256
203.234.66.0/24 AS4766 Korean Education Network 256
203.234.65.0/24 AS4766 Korean Education Network 256
203.234.69.0/24 AS3786 Korean Education Network 256
203.234.160.0/24 AS4766 Korea Telecom 256
203.234.118.0/24 AS3786 Korean Education Network 256
203.234.132.0/24 AS10185 Korea Telecom 256
203.234.70.0/24 AS3786 Korean Education Network 256
203.234.117.0/24 AS3786 Korean Education Network 256
203.234.159.0/24 AS4766 Korea Telecom 256
203.234.201.0/24 AS55592 Korea Telecom 256
203.234.71.0/24 AS3786 Korean Education Network 256
203.234.34.0/24 AS4766 Korean Education Network 256
203.234.82.0/24 AS3786 Korean Education Network 256
203.234.213.0/24 AS9491 Korea Telecom 256

Hosted domains

There are no domains currently hosted on this ASN.

Hosted domains API

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Useful for Cybersecurity

Pingable IPs

No IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

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
68.33.225.71 AS7922 Comcast Cable Communications, LLC 8.25ms from Ashburn, US
75.89.27.231 AS7029 Windstream Communications LLC 7.01ms from Atlanta, US
188.26.119.39 AS8708 DIGI ROMANIA S.A. 6.12ms from Bucharest, RO
27.155.70.215 AS133774 Fuzhou 0.38ms from Fuzhou, CN
46.22.106.183 AS51896 Hringdu ehf 1.33ms from Hafnarfjoerdur, IS
49.44.249.135 AS55836 Reliance Jio Infocomm Limited 0.42ms from Kolkata, IN
195.53.2.7 AS3352 TELEFONICA DE ESPANA S.A.U. 10.45ms from Madrid, ES
188.233.56.215 AS39435 JSC "ER-Telecom Holding" 10.83ms from Samara, RU
149.18.141.119 AS64286 LogicWeb Inc. 1.73ms from Secaucus, US
68.184.241.39 AS20115 Charter Communications LLC 4.98ms from St. Louis, US
114.40.144.119 AS3462 Data Communication Business Group 4.05ms from Taichung, TW
126.131.64.231 AS17676 SoftBank Corp. 15.21ms from Tokyo, JP
147.21.132.247 AS16504 Granite Telecommunications LLC 1.89ms from Atlanta, US
163.121.58.135 AS6127 IDSC 3.13ms from Cairo, EG
115.76.119.7 AS7552 Viettel Group 1.00ms from Ho Chi Minh City, VN
84.43.26.199 AS13285 TalkTalk Communications Limited 8.40ms from London, GB
72.199.194.167 AS22773 Cox Communications Inc. 4.60ms from Los Angeles, US
93.179.113.87 AS25820 IT7 Networks Inc 0.24ms from Los Angeles, US
187.134.38.103 AS8151 UNINET 19.74ms from Los Angeles, US
15.207.26.199 AS16509 Amazon.com, Inc. 0.09ms from Mumbai, IN
34.93.159.151 AS396982 Google LLC 0.08ms from Mumbai, IN
189.109.171.23 AS10429 TELEFÔNICA BRASIL S.A 1.29ms from Osasco, BR
195.18.172.247 AS2116 GLOBALCONNECT AS 2.39ms from Oslo, NO
52.206.21.23 AS14618 Amazon.com, Inc. 0.20ms from Reston, US
61.101.163.7 AS9318 SK Broadband Co Ltd 1.33ms 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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