221.133.128.0/21

AS9689  ·  SK Broadband Co Ltd

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Summary

Country South Korea
Domain skbroadband.com
ASN AS9689
Parent Range 221.133.128.0/18
Registry APNIC
ID TBROAD

WHOIS Details

inetnum:        221.133.128.0 - 221.133.191.255
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:  2020-12-29T05:46:18Z
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:        221.133.128.0 - 221.133.191.255
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
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

Overlapping Ranges

BGP prefixes that contain 221.133.128.0/21

Range ASN Company Num of IPs
221.133.128.0/18 AS38096 SK Broadband Co Ltd 16,384
221.133.128.0/18 AS9689 SK Broadband Co Ltd 16,384

Nearby Ranges

BGP prefixes that overlap with 221.133.0.0/16

Range ASN Company Num of IPs
221.133.128.0/18 AS38096 SK Broadband Co Ltd 16,384
221.133.128.0/18 AS9689 SK Broadband Co Ltd 16,384
221.133.64.0/18 AS17534 KANAZAWA CABLE TELEVISION NET CO.,LTD. 16,384
221.133.0.0/19 AS7602 Sai gon Postel Corporation 8,192
221.133.192.0/19 AS703 Verizon Australia PTY Limited 8,192
221.133.40.0/21 AS134809 MacroLynx Sdn Bhd 2,048
221.133.32.0/21 AS134809 MacroLynx Sdn Bhd 2,048
221.133.12.0/22 AS7602 Core Network 1,024
221.133.24.0/22 AS7602 ADSL service 1,024
221.133.16.0/22 AS7602 ISP tai POP Ha Noi 1,024
221.133.63.0/24 AS9712 INet Technologies Co., Ltd. 256
221.133.55.0/24 AS55615 DOUZONEBIZON 256
221.133.0.0/24 AS7602 IXP tai HCM 256
221.133.1.0/24 AS7602 ISP tai HCM 256
221.133.54.0/24 AS9712 INet Technologies Co., Ltd. 256
221.133.61.0/24 AS9712 INet Technologies Co., Ltd. 256

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

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

IP Address ASN Details
221.133.132.85 AS9689 SK Broadband Co Ltd 2.24ms from Seoul, KR
221.133.129.107 AS9689 SK Broadband Co Ltd 2.17ms from Seoul, KR
221.133.133.142 AS9689 SK Broadband Co Ltd 2.47ms from Seoul, KR
221.133.131.113 AS9689 SK Broadband Co Ltd 1.94ms from Seoul, KR
221.133.130.167 AS9689 SK Broadband Co Ltd 2.17ms from Seoul, KR
221.133.128.104 AS9689 SK Broadband Co Ltd 2.41ms 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
45.24.141.133 AS7018 AT&T Enterprises, LLC 4.13ms from Atlanta, US
84.157.72.85 AS3320 Deutsche Telekom AG 2.28ms from Berlin, DE
192.30.126.5 AS46821 Greater Southern Tier (GST) BOCES 8.19ms from Buffalo, US
50.99.214.165 AS852 TELUS Communications Inc. 1.25ms from Calgary, CA
67.214.22.5 AS7029 Windstream Communications LLC 14.19ms from Chicago, US
75.188.46.69 AS10796 Charter Communications Inc 9.42ms from Columbus, US
70.169.207.117 AS22773 Cox Communications Inc. 4.79ms from Dallas, US
50.58.7.133 AS3549 Level 3 Parent, LLC 0.51ms from Dallas, US
201.100.77.85 AS8151 UNINET 17.02ms from Dallas, US
185.76.227.5 AS49567 Aptus Ltd 4.88ms from Dublin, IE
139.162.210.197 AS63949 Akamai Connected Cloud 0.15ms from London, GB
92.189.92.85 AS12479 Orange Espagne SA 1.45ms from Madrid, ES
62.169.159.133 AS214438 NexGen Cloud Ltd 0.63ms from Montreal, CA
177.7.30.149 AS8167 V tal 13.47ms from Novo Hamburgo, BR
82.65.8.213 AS12322 Free SAS 1.98ms from Paris, FR
75.164.174.165 AS209 CenturyLink Communications, LLC 1.22ms from Portland, US
187.14.222.85 AS7738 V tal 8.99ms from Rio de Janeiro, BR
211.211.168.133 AS9318 SK Broadband Co Ltd 1.72ms from Seoul, KR
27.137.41.53 AS9824 JCOM Co., Ltd. 12.39ms from Tokyo, JP
90.145.240.213 AS29396 Eurofiber UNET 0.73ms from Amsterdam, NL
161.205.106.21 AS36758 Branch Banking and Trust Company 12.53ms from Ashburn, US
186.2.197.133 AS23201 Telecel S.A. 8.66ms from Asuncion, PY
178.147.217.21 AS6799 Ote SA (Hellenic Telecommunications Organisation) 13.66ms from Athens, GR
54.201.200.213 AS16509 Amazon.com, Inc. 0.13ms from Boardman, US
18.222.214.149 AS16509 Amazon.com, Inc. 0.69ms from Columbus, US

Traceroute

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

$
traceroute -a -n -q1 -f2 -m13 221.133.135.1
traceroute to 221.133.135.1 (221.133.135.1): 13 hops max, 52 byte packets
2 [] 91.200.241.170 0.304 ms
3 [] 91.200.241.188 6.314 ms
4 [] 80.81.197.58 162.094 ms
5 *
6 *
7 *
8 *
9 *
10 [AS9689] 211.41.128.46 236.701 ms
11 *
12 *
13 *
Measurement taken from IPinfo ProbeNet in Amsterdam, NL
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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