124.28.128.0/18

AS23578  ·  SK Broadband Co Ltd

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Summary

Country South Korea
Domain skbroadband.com
ASN AS23578
Registry APNIC
ID TBROAD

WHOIS Details

inetnum:        124.28.128.0 - 124.28.191.255
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:  2025-11-03T08:06:07Z
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:        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:        124.28.0.0 - 124.28.191.255
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
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:        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 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 124.28.0.0/16

Range ASN Company Num of IPs
124.28.0.0/17 AS23578 SK Broadband Co Ltd 32,768
124.28.192.0/18 AS9812 Oriental Cable Network Co., Ltd. 16,384

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

2,873 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
124.28.182.1 AS23578 SK Broadband Co Ltd 1.87ms from Seoul, KR
124.28.166.76 AS23578 SK Broadband Co Ltd 1.69ms from Incheon, KR
124.28.165.1 AS23578 SK Broadband Co Ltd 1.66ms from Incheon, KR
124.28.160.85 AS23578 SK Broadband Co Ltd 2.16ms from Incheon, KR
124.28.154.0 AS23578 SK Broadband Co Ltd 1.55ms from Incheon, KR
124.28.170.32 AS23578 SK Broadband Co Ltd 1.79ms from Incheon, KR
124.28.152.255 AS23578 SK Broadband Co Ltd 1.72ms from Seoul, KR
124.28.145.1 AS23578 SK Broadband Co Ltd 2.22ms from Seoul, KR
124.28.176.2 AS23578 SK Broadband Co Ltd 1.70ms from Incheon, KR
124.28.171.29 AS23578 SK Broadband Co Ltd 1.85ms from Incheon, KR
124.28.164.90 AS23578 SK Broadband Co Ltd 1.83ms from Incheon, KR
124.28.135.91 AS23578 SK Broadband Co Ltd 1.80ms from Incheon, KR
124.28.173.17 AS23578 SK Broadband Co Ltd 1.75ms from Incheon, KR
124.28.156.0 AS23578 SK Broadband Co Ltd 1.74ms from Incheon, KR
124.28.174.64 AS23578 SK Broadband Co Ltd 1.81ms from Incheon, KR
124.28.132.217 AS23578 SK Broadband Co Ltd 1.89ms from Incheon, KR
124.28.180.1 AS23578 SK Broadband Co Ltd 1.59ms from Incheon, KR
124.28.159.0 AS23578 SK Broadband Co Ltd 1.55ms from Incheon, KR
124.28.139.129 AS23578 SK Broadband Co Ltd 2.07ms from Incheon, KR
124.28.179.1 AS23578 SK Broadband Co Ltd 1.73ms from Incheon, KR
124.28.129.124 AS23578 SK Broadband Co Ltd 1.80ms from Incheon, KR
124.28.150.0 AS23578 SK Broadband Co Ltd 1.59ms from Incheon, KR
124.28.136.59 AS23578 SK Broadband Co Ltd 1.62ms from Incheon, KR
124.28.183.213 AS23578 SK Broadband Co Ltd 1.67ms from Incheon, KR
124.28.140.1 AS23578 SK Broadband Co Ltd 1.92ms 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
47.14.101.66 AS20115 Charter Communications LLC 13.76ms from Ashburn, US
101.51.5.146 AS23974 Ministry of education 1.38ms from Bangkok, TH
223.155.138.2 AS4134 CHINANET-BACKBONE 4.27ms from Chenzhou, CN
134.161.134.34 AS22594 University of Northern Iowa 7.09ms from Chicago, US
12.175.184.82 AS7018 AT&T Enterprises, LLC 2.47ms from Chicago, US
74.194.135.50 AS19108 Optimum 15.35ms from Dallas, US
214.78.64.162 AS5972 United States Department of Defense (DoD) 10.52ms from Dallas, US
84.51.250.98 AS29650 Digiweb ltd 0.65ms from Dublin, IE
207.54.116.226 AS20161 TeraGo Networks Inc. 5.85ms from Edmonton, CA
213.208.55.2 AS9163 Onlime GmbH 6.11ms from Frankfurt am Main, DE
80.220.67.226 AS1759 Telia Finland Oyj 1.01ms from Helsinki, FI
85.102.17.194 AS9121 Turk Telekomunikasyon Anonim Sirketi 18.15ms from Istanbul, TR
90.112.129.82 AS3215 Orange S.A. 6.41ms from Lyon, FR
122.96.198.82 AS4837 CHINA UNICOM China169 Backbone 8.94ms from Nanjing, CN
122.152.81.18 AS9614 Oita Cable Telecom Co,ltd. 11.69ms from Osaka, JP
108.15.39.226 AS701 Verizon Business 3.86ms from Philadelphia, US
73.124.36.130 AS7922 Comcast Cable Communications, LLC 6.93ms from Pompano Beach, US
177.192.243.226 AS28573 Claro NXT Telecomunicacoes Ltda 8.08ms from Rio de Janeiro, BR
181.212.206.114 AS16629 CTC. CORP S.A. (TELEFONICA EMPRESAS) 1.13ms from Santiago, CL
125.155.87.226 AS4766 Korea Telecom 5.45ms from Seoul, KR
116.82.123.82 AS2527 Sony Network Communications Inc. 1.84ms from Tokyo, JP
118.240.126.194 AS2527 Sony Network Communications Inc. 2.11ms from Tokyo, JP
184.147.121.66 AS577 Bell Canada 6.00ms from Toronto, CA
102.179.100.2 AS37577 Orange Burkina Faso 15.75ms from Accra, GH
4.21.68.50 AS3356 Level 3 Parent, LLC 2.57ms from Ashburn, US

Traceroute

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

$
traceroute -a -n -q1 124.28.137.236
traceroute to 124.28.137.236 (124.28.137.236): 64 hops max, 52 byte packets
2 [AS199524] 92.223.1.73 0.322 ms
3 *
4 *
5 [AS9457] 211.45.68.141 0.837 ms
6 *
8 *
9 *
10 *
11 *
Measurement taken from IPinfo ProbeNet in Incheon, 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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