121.254.0.0/18

AS23563  ·  SK Broadband Co Ltd

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Summary

Country South Korea
Domain skbroadband.com
ASN AS23563
Registry APNIC
ID TBROAD

WHOIS Details

inetnum:        121.254.0.0 - 121.254.63.255
netname:        broadNnet
descr:          SK Broadband Co Ltd
country:        KR
admin-c:        IM670-AP
tech-c:         IM670-AP
status:         ALLOCATED PORTABLE
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
last-modified:  2020-12-29T05:46:12Z
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 Jung-gu Toegye-ro 24
country:        KR
phone:          +82-80-828-2106
e-mail:         ip-adm@skbroadband.com
nic-hdl:        IM670-AP
mnt-by:         MNT-KRNIC-AP
last-modified:  2021-10-05T05:20:03Z
source:         APNIC

inetnum:        121.254.0.0 - 121.254.63.255
netname:        broadNnet-KR
descr:          SK Broadband Co Ltd
country:        KR
admin-c:        IM12-KR
tech-c:         IM12-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 Jung-gu Toegye-ro 24
address:        SK Namsan Green Bldg.
country:        KR
phone:          +82-80-828-2106
e-mail:         ip-adm@skbroadband.com
nic-hdl:        IM12-KR
mnt-by:         MNT-KRNIC-AP
changed:        hostmaster@nic.or.kr
source:         KRNIC

Nearby Ranges

BGP prefixes that overlap with 121.254.0.0/16

Range ASN Company Num of IPs
121.254.128.0/17 AS3786 LG DACOM KIDC 32,768
121.254.64.0/18 AS17809 VEE TIME CORP. 16,384
121.254.187.0/24 AS131829 hyundai swiss 256

Hosted domains

There are 2 domain names hosted across 2 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
121.254.60.185 kdmc.tv 1
121.254.11.183 shinminchul.com 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

3,440 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
121.254.42.255 AS23563 SK Broadband Co Ltd 2.87ms from Seoul, KR
121.254.41.120 AS23563 SK Broadband Co Ltd 2.04ms from Seoul, KR
121.254.61.212 AS23563 SK Broadband Co Ltd 2.52ms from Seoul, KR
121.254.12.1 AS23563 SK Broadband Co Ltd 3.23ms from Seoul, KR
121.254.26.184 AS23563 SK Broadband Co Ltd 1.84ms from Seoul, KR
121.254.34.193 AS23563 SK Broadband Co Ltd 3.00ms from Seoul, KR
121.254.4.169 AS23563 SK Broadband Co Ltd 2.38ms from Seoul, KR
121.254.22.69 AS23563 SK Broadband Co Ltd 1.93ms from Seoul, KR
121.254.9.169 AS23563 SK Broadband Co Ltd 2.68ms from Seoul, KR
121.254.63.201 AS23563 SK Broadband Co Ltd 2.20ms from Seoul, KR
121.254.59.109 AS23563 SK Broadband Co Ltd 2.12ms from Seoul, KR
121.254.56.1 AS23563 SK Broadband Co Ltd 1.94ms from Seoul, KR
121.254.29.1 AS23563 SK Broadband Co Ltd 2.86ms from Seoul, KR
121.254.6.65 AS23563 SK Broadband Co Ltd 3.24ms from Seoul, KR
121.254.19.1 AS23563 SK Broadband Co Ltd 2.49ms from Seoul, KR
121.254.0.241 AS23563 SK Broadband Co Ltd 2.13ms from Seoul, KR
121.254.44.0 AS23563 SK Broadband Co Ltd 2.23ms from Seoul, KR
121.254.23.1 AS23563 SK Broadband Co Ltd 2.93ms from Seoul, KR
121.254.14.1 AS23563 SK Broadband Co Ltd 2.42ms from Seoul, KR
121.254.46.1 AS23563 SK Broadband Co Ltd 2.29ms from Seoul, KR
121.254.36.1 AS23563 SK Broadband Co Ltd 3.00ms from Seoul, KR
121.254.31.157 AS23563 SK Broadband Co Ltd 2.26ms from Seoul, KR
121.254.39.139 AS23563 SK Broadband Co Ltd 2.16ms from Seoul, KR
121.254.20.1 AS23563 SK Broadband Co Ltd 2.65ms from Seoul, KR
121.254.51.1 AS23563 SK Broadband Co Ltd 3.26ms 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
121.97.153.2 AS6648 Bayan Telecommunications, Inc. 7.58ms from Angeles City, PH
170.146.134.18 AS14299 Automatic Data Processing, Inc. 14.05ms from Ashburn, US
73.10.145.50 AS7922 Comcast Cable Communications, LLC 7.78ms from Ashburn, US
204.89.213.2 AS11020 RUSTIC RESOURCES, LLC 3.81ms from Atlanta, US
68.225.50.210 AS22773 Cox Communications Inc. 0.31ms from Atlanta, US
150.105.178.50 AS26704 Open Text Corporation 0.63ms from Atlanta, US
83.133.55.2 AS13237 euNetworks GmbH 0.90ms from Berlin, DE
34.220.218.226 AS16509 Amazon.com, Inc. 0.30ms from Boardman, US
50.112.228.98 AS16509 Amazon.com, Inc. 0.14ms from Boardman, US
191.191.131.130 AS28573 Claro NXT Telecomunicacoes Ltda 3.55ms from Brasilia, BR
185.51.164.18 AS132839 POWER LINE DATACENTER 0.96ms from Hong Kong, HK
111.62.215.50 AS24547 Hebei Mobile Communication Company Limited 5.20ms from Jinan, CN
104.103.189.242 AS16625 Akamai Technologies, Inc. 0.73ms from Las Vegas, US
81.159.252.66 AS2856 British Telecommunications PLC 1.74ms from London, GB
109.153.139.162 AS2856 British Telecommunications PLC 3.66ms from London, GB
82.44.132.210 AS5089 Virgin Media Limited 3.08ms from London, GB
70.185.0.18 AS22773 Cox Communications Inc. 12.01ms from Los Angeles, US
45.224.252.2 AS53856 NJ IX 1.03ms from New York City, US
183.147.19.114 AS4134 CHINANET-BACKBONE 6.73ms from Ningbo, CN
179.160.124.130 AS26599 TELEFÔNICA BRASIL S.A 3.05ms from Osasco, BR
88.90.140.210 AS2119 Telenor Norge AS 6.41ms from Oslo, NO
176.136.64.2 AS5410 Bouygues Telecom SA 1.13ms from Paris, FR
187.12.91.178 AS7738 V tal 7.35ms from Rio de Janeiro, BR
173.165.146.114 AS7922 Comcast Cable Communications, LLC 8.62ms from San Jose, US
116.36.206.210 AS17858 LG POWERCOMM 1.53ms from Seoul, KR

Traceroute

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

$
traceroute -a -n -q1 121.254.14.240
traceroute to 121.254.14.240 (121.254.14.240): 64 hops max, 52 byte packets
4 *
5 *
6 *
7 *
Measurement taken from IPinfo ProbeNet in Chuncheon, 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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