210.100.192.0/21

AS4766  ·  Korea Telecom

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Summary

Country South Korea
Domain kt.com
ASN AS4766
Registry APNIC
ID KORNET

WHOIS Details

inetnum:        210.100.192.0 - 210.100.199.255
netname:        KORNET
descr:          Korea Telecom
country:        KR
admin-c:        IM667-AP
tech-c:         IM667-AP
status:         ALLOCATED PORTABLE
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
last-modified:  2025-11-03T08:14:21Z
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:        Gyeonggi-do Bundang-gu, Seongnam-si Buljeong-ro 90
country:        KR
phone:          +82-2-500-6630
e-mail:         kornet_ip@kt.com
nic-hdl:        IM667-AP
mnt-by:         MNT-KRNIC-AP
last-modified:  2017-03-28T06:37:04Z
source:         APNIC

inetnum:        210.100.192.0 - 210.100.199.255
netname:        KORNET-KR
descr:          Korea Telecom
country:        KR
admin-c:        IA9-KR
tech-c:         IM9-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.
source:         KRNIC

person:         IP Manager
address:        Gyeonggi-do Bundang-gu, Seongnam-si Buljeong-ro 90
address:        KT Head Office
country:        KR
phone:          +82-2-500-6630
e-mail:         kornet_ip@kt.com
nic-hdl:        IA9-KR
mnt-by:         MNT-KRNIC-AP
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:        Gyeonggi-do Bundang-gu, Seongnam-si Buljeong-ro 90
address:        KT Head Office
country:        KR
phone:          +82-2-500-6630
e-mail:         kornet_ip@kt.com
nic-hdl:        IM9-KR
mnt-by:         MNT-KRNIC-AP
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

Nearby Ranges

BGP prefixes that overlap with 210.100.0.0/16

Range ASN Company Num of IPs
210.100.0.0/17 AS4766 Korea Telecom 32,768
210.100.212.0/23 AS10176 Daejeongyoyukjeongbowon 512
210.100.214.0/24 AS45400 Korea Telecom 256

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
210.100.192.77 jeju.ac.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

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

IP Address ASN Details
210.100.199.44 AS4766 Korea Telecom 11.73ms from Seoul, KR
210.100.193.1 AS4766 Korea Telecom 9.96ms from Seoul, KR
210.100.192.8 AS4766 Korea Telecom 10.44ms 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
197.140.6.5 AS36891 Icosnet SPA 8.65ms from Algiers, DZ
13.95.110.245 AS8075 Microsoft Corporation 0.29ms from Amsterdam, NL
69.143.150.181 AS7922 Comcast Cable Communications, LLC 7.66ms from Ashburn, US
58.161.71.133 AS1221 Telstra Limited 6.06ms from Brisbane, AU
68.145.135.165 AS6327 Shaw Communications 5.19ms from Calgary, CA
86.173.38.101 AS2856 British Telecommunications PLC 5.20ms from Erith, GB
109.152.195.197 AS2856 British Telecommunications PLC 6.82ms from Erith, GB
77.72.132.117 AS197252 Colobridge GmbH 0.39ms from Frankfurt am Main, DE
77.189.102.85 AS6805 Telefonica Germany GmbH & Co.OHG 3.21ms from Frankfurt am Main, DE
115.139.151.133 AS17858 LG POWERCOMM 2.14ms from Incheon, KR
159.149.101.69 AS137 Consortium GARR 1.11ms from Milan, IT
178.126.141.53 AS6697 Republican Unitary Telecommunication Enterprise Beltelecom 5.09ms from Minsk, BY
187.209.45.197 AS8151 UNINET 1.71ms from Monterrey, MX
118.184.187.149 AS138950 Jiangsu Wuxi International IDC network 3.56ms from Nanjing, CN
82.39.80.37 AS215294 Lumina broadband UAB 0.26ms from Osasco, BR
72.208.66.197 AS22773 Cox Communications Inc. 4.74ms from Phoenix, US
5.34.210.69 AS42532 SIA VEESP 0.20ms from Riga, LV
34.176.33.5 AS396982 Google LLC 0.08ms from Santiago, CL
163.229.211.165 AS4766 Korea Telecom 6.99ms from Seoul, KR
126.7.39.181 AS17676 SoftBank Corp. 3.60ms from Tokyo, JP
204.225.119.5 AS40028 1651884 Ontario Inc. 1.11ms from Toronto, CA
27.25.19.37 AS4134 CHINANET-BACKBONE 6.70ms from Wuhan, CN
83.139.116.5 AS31012 A1 Hrvatska d.o.o. 1.29ms from Zagreb, HR
5.102.146.5 AS59414 cloudscale.ch AG 0.44ms from Zuerich, CH
91.84.64.69 AS8758 Iway AG 0.83ms from Zuerich, CH

Traceroute

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

$
traceroute -a -n -q1 -f7 210.100.192.11
traceroute to 210.100.192.11 (210.100.192.11): 64 hops max, 52 byte packets
7 [AS4766] 112.174.58.202 11.517 ms
9 *
10 [AS4766] 61.85.17.30 12.091 ms
12 [AS4766] 210.100.192.11 14.321 ms
Measurement taken from IPinfo ProbeNet in Seoul, KR
On

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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