121.160.0.0/11

AS4766  ·  Korea Telecom

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Summary

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

WHOIS Details

inetnum:        121.160.0.0 - 121.191.255.255
netname:        KORNET
descr:          Korea Telecom
admin-c:        IM667-AP
tech-c:         IM667-AP
country:        KR
status:         ALLOCATED PORTABLE
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
changed:        hostmaster@nic.or.kr 20170203
source:         APNIC

irt:            IRT-KRNIC-KR
address:        Seoul Songpa-gu Jungdae-ro 135
e-mail:         hostmaster@nic.or.kr
abuse-mailbox:  hostmaster@nic.or.kr
admin-c:        IM574-AP
tech-c:         IM574-AP
auth:           # Filtered
mnt-by:         MNT-KRNIC-AP
changed:        hostmaster@nic.or.kr 20150513
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
changed:        hostmaster@nic.or.kr 20170328
source:         APNIC

inetnum:        121.160.0.0 - 121.191.255.255
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.krnic.net.
changed:        hostmaster@nic.or.kr
source:         KRNIC

person:         IP Manager
address:        Gyeonggi-do Bundang-gu, Seongnam-si Buljeong-ro 90
address:        
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
source:         KRNIC

person:         IP Manager
address:        Gyeonggi-do Bundang-gu, Seongnam-si Buljeong-ro 90
address:        
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
source:         KRNIC

Nearby Ranges

BGP prefixes that overlap with 121.0.0.0/8

Range ASN Company Num of IPs
121.128.0.0/11 AS131792 Korea Telecom 2,097,152
121.128.0.0/11 AS9647 Korea Telecom 2,097,152
121.128.0.0/11 AS9526 Korea Telecom 2,097,152
121.128.0.0/11 AS38412 Korea Telecom 2,097,152
121.128.0.0/11 AS9530 Korea Telecom 2,097,152
121.128.0.0/11 AS9638 Korea Telecom 2,097,152
121.128.0.0/11 AS9776 Korea Telecom 2,097,152
121.128.0.0/11 AS38697 Korea Telecom 2,097,152
121.128.0.0/11 AS46002 Korea Telecom 2,097,152
121.128.0.0/11 AS9870 Korea Telecom 2,097,152
121.128.0.0/11 AS9856 Korea Telecom 2,097,152
121.128.0.0/11 AS38126 Korea Telecom 2,097,152
121.128.0.0/11 AS3786 Korea Telecom 2,097,152
121.128.0.0/11 AS17588 Korea Telecom 2,097,152
121.128.0.0/11 AS38122 Korea Telecom 2,097,152
121.128.0.0/11 AS152214 Korea Telecom 2,097,152
121.128.0.0/11 AS18333 Korea Telecom 2,097,152
121.128.0.0/11 AS18023 Korea Telecom 2,097,152
121.128.0.0/11 AS4766 Korea Telecom 2,097,152
121.128.0.0/11 AS38399 Korea Telecom 2,097,152
121.128.0.0/11 AS9696 Korea Telecom 2,097,152
121.128.0.0/11 AS38394 Korea Telecom 2,097,152
121.128.0.0/11 AS38395 Korea Telecom 2,097,152
121.224.0.0/12 AS4134 CHINANET jiangsu province network 1,048,576
121.224.0.0/12 AS146966 CHINANET jiangsu province network 1,048,576

Hosted domains

There are 3,850 domain names hosted across 1,640 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
121.172.144.215 33s.co.kr 79
121.178.95.235 hankukcar.co.kr 16
121.170.181.150 ssrolc.com 14
121.165.59.208 iutour.co.kr 12
121.160.50.100 cimcare.co.kr 12
121.172.21.59 hagwon.net 11
121.189.61.136 dooincnc.com 11
121.162.19.88 intbow.com 11
121.171.203.14 gusoksa.org 10
121.189.48.20 jobkorea.co.kr 8
121.170.187.147 ilscl.co.kr 7
121.189.48.26 jobkorea.co.kr 7
121.179.177.210 fairlineai.com 7
121.189.59.242 canqin.wang 6
121.185.143.57 bioliv.co.kr 6
121.189.58.240 blognawa.com 6
121.189.18.173 bizhost.kr 6
121.189.61.156 comnarae.co.kr 5
121.167.45.2 onlinelaw.kr 5
121.169.214.172 snowturn.com 5

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

1,175,695 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
121.176.226.200 AS4766 Korea Telecom 6.93ms from Seoul, KR
121.177.156.253 AS4766 Korea Telecom 7.42ms from Seoul, KR
121.176.178.44 AS4766 Korea Telecom 7.69ms from Seoul, KR
121.177.115.65 AS4766 Korea Telecom 7.21ms from Seoul, KR
121.176.244.47 AS4766 Korea Telecom 7.16ms from Seoul, KR
121.177.11.191 AS4766 Korea Telecom 6.92ms from Seoul, KR
121.177.73.129 AS4766 Korea Telecom 7.05ms from Seoul, KR
121.176.212.225 AS4766 Korea Telecom 7.54ms from Seoul, KR
121.177.186.1 AS4766 Korea Telecom 7.10ms from Seoul, KR
121.176.222.10 AS4766 Korea Telecom 7.10ms from Seoul, KR
121.177.142.129 AS4766 Korea Telecom 8.72ms from Seoul, KR
121.176.234.84 AS4766 Korea Telecom 7.35ms from Seoul, KR
121.177.87.210 AS4766 Korea Telecom 7.85ms from Seoul, KR
121.176.245.66 AS4766 Korea Telecom 7.42ms from Seoul, KR
121.177.14.172 AS4766 Korea Telecom 7.18ms from Seoul, KR
121.176.254.161 AS4766 Korea Telecom 7.26ms from Seoul, KR
121.177.60.66 AS4766 Korea Telecom 7.12ms from Seoul, KR
121.177.150.30 AS4766 Korea Telecom 6.72ms from Seoul, KR
121.177.140.199 AS4766 Korea Telecom 7.28ms from Seoul, KR
121.177.9.26 AS4766 Korea Telecom 7.59ms from Seoul, KR
121.176.232.20 AS4766 Korea Telecom 7.30ms from Seoul, KR
121.176.195.16 AS4766 Korea Telecom 7.15ms from Seoul, KR
121.177.23.20 AS4766 Korea Telecom 7.17ms from Seoul, KR
121.177.90.161 AS4766 Korea Telecom 6.90ms from Seoul, KR
121.177.114.84 AS4766 Korea Telecom 7.44ms 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
108.156.62.91 AS16509 Amazon.com, Inc. 0.16ms from Amsterdam, NL
193.41.114.59 AS60781 LeaseWeb Netherlands B.V. 0.29ms from Amsterdam, NL
193.122.159.123 AS31898 Oracle Corporation 0.37ms from Ashburn, US
139.55.44.139 AS7029 Windstream Communications LLC 14.86ms from Ashburn, US
172.200.197.123 AS8075 Microsoft Corporation 0.78ms from Boydton, US
182.202.223.235 AS4134 CHINANET-BACKBONE 6.36ms from Dalian, CN
23.51.119.139 AS16625 Akamai Technologies, Inc. 0.43ms from Duesseldorf, DE
102.113.184.203 AS23889 Mauritius Telecom Ltd 1.63ms from Ebene, MU
8.134.36.139 AS37963 Hangzhou Alibaba Advertising Co.,Ltd. 0.53ms from Guangzhou, CN
178.15.83.171 AS3209 Vodafone GmbH 7.11ms from Hamburg, DE
90.196.95.91 AS5607 Sky UK Limited 1.94ms from London, GB
91.125.235.91 AS6871 Plusnet 3.62ms from London, GB
73.141.123.75 AS7922 Comcast Cable Communications, LLC 7.19ms from Morris Plains, US
80.147.69.171 AS3320 Deutsche Telekom AG 6.78ms from Nuernberg, DE
118.13.60.91 AS4713 NTT DOCOMO BUSINESS,Inc. 2.48ms from Osaka, JP
221.155.140.251 AS4766 Korea Telecom 2.02ms from Seoul, KR
59.28.109.251 AS4766 Korea Telecom 8.22ms from Seoul, KR
128.199.92.43 AS14061 DigitalOcean, LLC 0.20ms from Singapore, SG
43.212.214.203 AS16509 Amazon.com, Inc. 0.21ms from Taipei, TW
82.174.249.187 AS50266 Odido Netherlands B.V. 6.89ms from Amsterdam, NL
54.213.78.107 AS16509 Amazon.com, Inc. 0.12ms from Boardman, US
113.228.44.27 AS4837 CHINA UNICOM China169 Backbone 5.79ms from Liaoyang, CN
35.179.99.59 AS16509 Amazon.com, Inc. 0.16ms from London, GB
83.44.64.11 AS3352 TELEFONICA DE ESPANA S.A.U. 10.73ms from Madrid, ES
84.182.20.91 AS3320 Deutsche Telekom AG 2.78ms from Nuernberg, DE

Traceroute

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

$
traceroute -a -n -q1 121.174.95.1
traceroute to 121.174.95.1 (121.174.95.1): 64 hops max, 52 byte packets
2 [AS15830] 85.233.197.9 0.431 ms
3 [] 81.201.103.107 0.806 ms
5 *
6 [AS3356] 4.68.37.206 133.74 ms
7 [AS4766] 112.174.88.54 170.673 ms
8 [AS4766] 112.174.87.189 264.845 ms
9 [AS4766] 112.174.91.221 260.122 ms
10 *
11 *
12 *
13 [AS4766] 121.174.95.1 260.98 ms
Measurement taken from IPinfo ProbeNet in Aubervilliers, FR
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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