203.237.107.0/24

AS9754  ·  CHOSUN UNIVERSITY

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Summary

Country South Korea
Domain kren.kr
ASN AS9754
Parent Range 203.237.96.0/19
Registry APNIC
ID KREN

WHOIS Details

inetnum:        203.237.96.0 - 203.237.127.255
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:  2017-02-02T04:55:26Z
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:        203.237.96.0 - 203.237.127.255
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 203.237.107.0/24

Range ASN Company Num of IPs
203.237.96.0/19 AS9754 Korean Education Network 8,192

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 are no domains currently hosted on this ASN.

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

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
154.119.55.168 AS328471 HERO TELECOMS (PTY) LTD 3.03ms from Cape Town, ZA
139.214.181.232 AS4837 CHINA UNICOM China169 Backbone 9.14ms from Changchun, CN
201.22.86.72 AS18881 TELEFÔNICA BRASIL S.A 6.28ms from Curitiba, BR
37.136.134.104 AS16086 DNA Oyj 8.69ms from Helsinki, FI
103.243.217.248 AS131391 Vietnam-Asia Commercial Joint Stock Bank 2.67ms from Ho Chi Minh City, VN
141.105.138.232 AS48964 Private Enterprise "Enterra" 8.53ms from Kyiv, UA
93.159.206.248 AS47549 Hosting Systems Ltd 0.33ms from Manchester, GB
76.122.197.56 AS7922 Comcast Cable Communications, LLC 7.62ms from Murfreesboro, US
91.15.57.8 AS3320 Deutsche Telekom AG 6.30ms from Nuernberg, DE
20.83.80.8 AS8075 Microsoft Corporation 0.13ms from Quincy, US
114.56.6.120 AS16509 Amazon.com, Inc. 5.75ms from Seattle, US
47.40.53.136 AS20115 Charter Communications LLC 5.22ms from St. Louis, US
23.84.130.24 AS20115 Charter Communications LLC 4.46ms from St. Louis, US
41.99.196.200 AS36947 Telecom Algeria 10.70ms from Valencia, ES
52.188.71.120 AS8075 Microsoft Corporation 0.43ms from Ashburn, US
1.91.130.24 AS17429 BEIJING GEHUA CATV NETWORK CO.LTD 8.99ms from Beijing, CN
72.108.26.200 AS6167 Verizon Business 9.96ms from Chicago, US
119.45.103.104 AS45090 Shenzhen Tencent Computer Systems Company Limited 1.00ms from Nanjing, CN
67.247.13.104 AS12271 Charter Communications Inc 3.24ms from New York City, US
219.251.17.104 AS9318 SK Broadband Co Ltd 1.28ms from Seoul, KR
195.210.18.8 AS51000 BEUMER Group A/S 3.75ms from Tønder, DK
20.81.123.72 AS8075 Microsoft Corporation 0.65ms from Ashburn, US
186.145.75.200 AS10620 Telmex Colombia S.A. 4.92ms from Bogota, CO
14.108.138.56 AS4134 CHINANET-BACKBONE 8.29ms from Chongqing, CN
14.184.213.120 AS45899 VNPT Corp 4.40ms from Ho Chi Minh City, VN

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

$
traceroute -a -n -q1 -m4 203.237.107.158
traceroute to 203.237.107.158 (203.237.107.158): 4 hops max, 52 byte packets
1 [AS48011] 185.227.137.193 8770.484 ms
2 *
3 *
4 *
Measurement taken from IPinfo ProbeNet in Istanbul, TR
On

What are IP address ranges?

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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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