203.231.0.0/16

AS9848  ·  SEJONG NETWORKS

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Summary

Country South Korea
Domain sejongnetworks.com
ASN AS9848
Registry APNIC
ID SHINBIRO

WHOIS Details

inetnum:        203.231.0.0 - 203.231.255.255
netname:        SEJONG
descr:          SEJONG NETWORKS
country:        KR
admin-c:        IM686-AP
tech-c:         IM686-AP
status:         ALLOCATED PORTABLE
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
last-modified:  2024-09-10T08:50:05Z
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:        12 Gwacheon-daero 7-gil, Gwacheon-si, Gyeonggi-do
country:        KR
phone:          +82-2-1688-2200
e-mail:         ip@sejongnetworks.com
nic-hdl:        IM686-AP
mnt-by:         MNT-KRNIC-AP
last-modified:  2024-09-10T08:42:02Z
source:         APNIC

Overlapping Ranges

BGP prefixes that are contained by 203.231.0.0/16

Range ASN Company Num of IPs
203.231.131.0/24 AS38676 FLEXNET 256
203.231.132.0/24 AS38676 FLEXNET 256
203.231.133.0/24 AS38676 FLEXNET 256
203.231.238.0/24 AS17881 INET 256
203.231.50.0/24 AS17837 SAMSUNG PHARN CO. LTD 256
203.231.51.0/24 AS17837 Sovik 256
203.231.129.0/24 AS38676 FLEXNET 256
203.231.130.0/24 AS38676 FLEXNET 256

Nearby Ranges

BGP prefixes that overlap with 203.0.0.0/8

Range ASN Company Num of IPs
203.40.0.0/13 AS1221 Telstra Limited 524,288
203.48.0.0/14 AS1221 Telstra Limited 262,144
203.36.0.0/14 AS1221 Telstra Limited 262,144
203.52.0.0/15 AS1221 Telstra Limited 131,072
203.102.0.0/15 AS703 Verizon Australia PTY Limited 131,072
203.74.0.0/16 AS3462 Data Communication Business Group, 65,536
203.227.0.0/16 AS23584 SEJONG NETWORKS 65,536
203.177.0.0/16 AS132595 Globe Telecom 65,536
203.61.0.0/16 AS703 Verizon Australia PTY Limited 65,536
203.162.0.0/16 AS7643 Vietnam Posts and Telecommunications Group 65,536
203.177.0.0/16 AS24451 Globe Telecom 65,536
203.151.0.0/16 AS4618 Internet Thailand Company Limited 65,536
203.154.0.0/16 AS4618 Internet Thailand Company Limited 65,536
203.155.0.0/16 AS55844 KSC Commercial Internet Co. Ltd. 65,536
203.218.0.0/16 AS4760 PCCW Limited 65,536
203.151.0.0/16 AS56223 Internet Thailand Company Limited 65,536
203.75.0.0/16 AS3462 Data Communication Business Group, 65,536
203.108.0.0/16 AS703 OzEmail Pty Ltd 65,536
203.227.0.0/16 AS9848 SEJONG NETWORKS 65,536
203.85.0.0/16 AS4058 CITIC Telecom International CPC Limited 65,536
203.68.0.0/16 AS1659 Taiwan Academic Network 65,536
203.125.0.0/16 AS3758 SingNet Pte Ltd 65,536
203.69.0.0/16 AS3462 Data Communication Business Group, 65,536
203.54.0.0/16 AS1221 Telstra Limited 65,536
203.177.0.0/16 AS24179 Globe Telecom 65,536
203.64.0.0/16 AS1659 Taiwan Academic Network 65,536
203.177.0.0/16 AS17894 Globe Telecom 65,536
203.180.0.0/16 AS2497 Internet Initiative Japan Inc. 65,536
203.206.0.0/16 AS4739 iiNet Limited 65,536
203.155.0.0/16 AS17478 KSC Commercial Internet Co. Ltd. 65,536
203.66.0.0/16 AS3462 Data Communication Business Group, 65,536
203.59.0.0/16 AS4739 iiNet Limited 65,536
203.138.0.0/16 AS2514 NTT PC Communications,Inc. 65,536
203.225.0.0/16 AS4766 KOLON BENIT 65,536
203.35.0.0/16 AS1221 Telstra Limited 65,536
203.67.0.0/16 AS4780 Digital United Inc. 65,536
203.224.0.0/16 AS9273 ITCENENTEC CO.,LTD. 65,536
203.74.0.0/16 AS131660 Data Communication Business Group, 65,536
203.155.0.0/16 AS23644 KSC Commercial Internet Co. Ltd. 65,536
203.69.0.0/16 AS137280 Data Communication Business Group, 65,536
203.59.0.0/16 AS7545 iiNet Limited 65,536
203.155.0.0/16 AS7693 KSC Commercial Internet Co. Ltd. 65,536
203.177.0.0/16 AS4775 Globe Telecom 65,536

Hosted domains

There are 496 domain names hosted across 114 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
203.231.63.12 open24.co.kr 5
203.231.170.41 wooriir.net 3
203.231.156.169 ipo.net 2
203.231.182.23 ssanikka.com 2
203.231.124.161 yonkanghall.com 2
203.231.145.35 kyec.co.kr 1
203.231.10.125 joindaou.com 1
203.231.31.46 honorsville.co.kr 1
203.231.11.102 postgres.co.kr 1
203.231.115.234 powerit.co.kr 1
203.231.170.53 wooriepro.com 1
203.231.200.1 vi-nyl.com 1
203.231.21.20 mdm-family.com 1
203.231.31.33 honorsville.co.kr 1
203.231.170.50 woorimuseum.com 1
203.231.29.151 hifg-tk.co.kr 1
203.231.63.38 pdamark.co.kr 1
203.231.31.36 kne.co.kr 1
203.231.29.131 hifg.co.kr 1
203.231.45.1 kpartner.co.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

5,414 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
203.231.5.2 AS9848 SEJONG NETWORKS 4.80ms from Seoul, KR
203.231.12.197 AS18309 Korea VAn Service Co.LTD 1.80ms from Seoul, KR
203.231.9.236 AS9848 SEJONG NETWORKS 5.13ms from Seoul, KR
203.231.16.1 AS9848 SEJONG NETWORKS 0.79ms from Seoul, KR
203.231.7.150 AS9848 SEJONG NETWORKS 0.85ms from Seoul, KR
203.231.238.230 AS17881 Inet Hosting, Inc. 0.94ms from Seoul, KR
203.231.21.23 AS9848 SEJONG NETWORKS 0.85ms from Seoul, KR
203.231.95.41 AS9848 SEJONG NETWORKS 0.70ms from Seoul, KR
203.231.90.125 AS9848 SEJONG NETWORKS 0.69ms from Seoul, KR
203.231.225.253 AS17881 Inet Hosting, Inc. 0.90ms from Seoul, KR
203.231.148.193 AS18305 POSCO DX 6.55ms from Seoul, KR
203.231.133.1 AS38676 flexnetworks 1.04ms from Seoul, KR
203.231.44.2 AS9848 SEJONG NETWORKS 0.75ms from Seoul, KR
203.231.136.26 AS9973 BSITC 0.91ms from Seoul, KR
203.231.233.184 AS17881 Inet Hosting, Inc. 0.77ms from Seoul, KR
203.231.103.206 AS9848 SEJONG NETWORKS 3.89ms from Seoul, KR
203.231.35.17 AS9848 SEJONG NETWORKS 2.18ms from Seoul, KR
203.231.129.1 AS38676 flexnetworks 0.81ms from Incheon, KR
203.231.82.230 AS131866 Digital Edge Korea 0.98ms from Seoul, KR
203.231.152.89 AS18300 KEPCO 5.29ms from Seoul, KR
203.231.194.133 AS9848 SEJONG NETWORKS 0.84ms from Seoul, KR
203.231.106.126 AS9848 SEJONG NETWORKS 0.51ms from Seoul, KR
203.231.88.225 AS9848 SEJONG NETWORKS 0.66ms from Seoul, KR
203.231.61.1 AS9848 SEJONG NETWORKS 0.74ms from Seoul, KR
203.231.108.91 AS9848 SEJONG NETWORKS 35.50ms from Hong Kong, HK

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
108.141.14.192 AS8075 Microsoft Corporation 0.21ms from Amsterdam, NL
54.245.30.16 AS16509 Amazon.com, Inc. 0.20ms from Boardman, US
35.201.228.16 AS396982 Google LLC 0.15ms from Chang-hua, TW
73.72.188.192 AS7922 Comcast Cable Communications, LLC 5.97ms from Chicago, US
52.18.73.112 AS16509 Amazon.com, Inc. 0.15ms from Dublin, IE
176.251.172.96 AS5607 Sky UK Limited 2.38ms from Erith, GB
87.156.47.240 AS3320 Deutsche Telekom AG 5.16ms from Frankfurt am Main, DE
45.132.149.64 AS5413 Wavenet Limited 4.89ms from London, GB
112.141.58.64 AS9443 Vocus Retail 3.26ms from Melbourne, AU
134.90.228.128 AS48500 Irpinia Net-Com SRL 14.29ms from Milan, IT
175.27.44.144 AS45090 Shenzhen Tencent Computer Systems Company Limited 1.07ms from Nanjing, CN
85.187.137.16 AS55293 A2 Hosting, Inc. 0.06ms from Phoenix, US
194.212.78.176 AS13036 T-Mobile Czech Republic a.s. 3.08ms from Prague, CZ
4.154.87.0 AS8075 Microsoft Corporation 0.32ms from Quincy, US
45.185.175.0 AS269391 P&N NET PROVEDOR 1.02ms from Sao Paulo, BR
111.248.77.64 AS3462 Data Communication Business Group 1.04ms from Taipei, TW
116.80.131.208 AS2514 NTT PC Communications, Inc. 19.07ms from Tokyo, JP
114.165.29.192 AS4713 NTT DOCOMO BUSINESS,Inc. 13.49ms from Tokyo, JP
80.53.128.224 AS5617 Orange Polska Spolka Akcyjna 1.63ms from Wrocław, PL
24.135.51.80 AS31042 Serbia BroadBand-Srpske Kablovske mreze d.o.o. 3.48ms from Belgrade, RS
118.94.85.48 AS13150 CATO NETWORKS LTD 1.15ms from Chennai, IN
40.135.108.32 AS7029 Windstream Communications LLC 0.80ms from Chicago, US
34.9.72.80 AS396982 Google LLC 0.13ms from Council Bluffs, US
113.60.102.0 AS17849 SK Broadband Co Ltd 2.41ms from Incheon, KR
36.35.39.160 AS4837 CHINA UNICOM China169 Backbone 6.71ms from Nanjing, CN

Traceroute

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

$
traceroute -a -n -q1 -f3 203.231.156.254
traceroute to 203.231.156.254 (203.231.156.254): 64 hops max, 52 byte packets
3 [AS3356] 171.75.10.131 18.338 ms
4 [AS3356] 212.162.27.242 18.607 ms
5 *
6 *
7 *
8 *
9 [AS9848] 211.239.202.134 254.873 ms
10 [AS9848] 211.239.202.26 255.729 ms
11 [AS9848] 211.115.199.90 282.695 ms
12 [AS9848] 61.250.82.22 253.328 ms
13 [AS9848] 61.250.95.142 255.107 ms
14 [AS9848] 203.231.156.254 259.942 ms
Measurement taken from IPinfo ProbeNet in Budapest, HU
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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