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  1. All IP Ranges
  2. 121.0.0.0/8
  3. 121.133.0.0/16

121.133.0.0/16 IP Range

Summary

ASNs
5
Countries
1
BGP Prefixes5
Routers
84
Pingable IPs
33,989

Top Countries

Top BGP Prefixes

Top ASNs

  • AS4766 Korea Telecom
    98.44%
  • AS38395 GwangJuHaNam Office of Education
    0.39%
  • AS38394 Gyeonggido Seongnam Office of Education
    0.39%
  • AS38399 Gyeonggi-do Yeoju Office of Education
    0.39%
  • Other
    0.39%
121.133.0.0/24 South Korea 100%111
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Pingable IPs

33,989 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.
121.133.175.87AS4766 Korea Telecom1.83ms from Seoul,  KR
121.133.104.127AS4766 Korea Telecom1.40ms from Seoul,  KR
121.133.152.71AS4766 Korea Telecom1.52ms from Seoul,  KR
121.133.236.1AS4766 Korea Telecom2.06ms from Seoul,  KR
121.133.254.193AS4766 Korea Telecom2.08ms from Seoul,  KR
121.133.251.1AS4766 Korea Telecom1.97ms from Seoul,  KR
121.133.193.156AS4766 Korea Telecom3.88ms from Seoul,  KR
121.133.195.126AS4766 Korea Telecom1.64ms from Seoul,  KR
121.133.180.122AS4766 Korea Telecom1.50ms from Seoul,  KR
121.133.132.103AS4766 Korea Telecom1.28ms 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.
188.156.36.0AS5483 Magyar Telekom Plc.8.72ms from Budapest,  HU
3.248.253.96AS16509 Amazon.com, Inc.0.30ms from Dublin,  IE
93.202.0.80AS3320 Deutsche Telekom AG7.96ms from Frankfurt am Main,  DE
71.228.175.96AS7922 Comcast Cable Communications, LLC7.97ms from Murfreesboro,  US
121.231.68.80AS4134 CHINANET-BACKBONE4.80ms from Nanjing,  CN
68.120.134.128AS7018 AT&T Enterprises, LLC1.58ms from San Jose,  US
45.148.138.64AS136787 PacketHub S.A.0.14ms from Toronto,  CA
86.85.71.128AS1136 KPN B.V.1.36ms from Amsterdam,  NL
171.103.137.224AS7470 TRUE INTERNET Co.,Ltd.1.52ms from Bangkok,  TH
1.91.189.64AS17429 BEIJING GEHUA CATV NETWORK CO.LTD5.51ms from Beijing,  CN

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.
$
traceroute -a -n -q1 121.133.20.124
traceroute to 121.133.20.124 (121.133.20.124): 64 hops max, 52 byte packets
1 [AS15169] 172.253.64.138 1.204 ms
2 *
3 *
4 *
5 *
6 [AS4766] 112.189.3.82 2.625 ms
7 [AS4766] 121.133.20.124 2.606 ms
Measurement taken from  IPinfo ProbeNet in Seoul, KR
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