163.221.139.0/24
BGP Announced
| AS | CIDR | Description |
|---|---|---|
| AS131158 |
163.221.0.0/16
|
NAIST-AS - Nara Institute of Science and Technology, National University Corporation, JP |
Real Time BGP Data
| AS / Info | Prefix | AS Path |
|---|---|---|
| Real-time BGP data for 163.221.139.0/24 is loaded by JavaScript after the page renders and is not part of this page's HTML. | ||
Reverse DNS List (Total:172)
| IP | Host | DateTime |
|---|---|---|
| 163.221.139.1 | ex-core2-isa5.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.2 | nbase.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.11 | 2025isa5pre.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.15 | canberra.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.16 | sydney.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.17 | brisbane.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.19 | robo-em900.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.20 | robotics-old.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.21 | sakai.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.22 | hyuga.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.23 | narita.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.24 | ogasawar.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.25 | saga.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.29 | kobe.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.33 | robo-ap0.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.35 | kumamoto.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.36 | shizuoka.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.37 | ehime.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.38 | perth.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.39 | cairns.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.40 | darwin.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.44 | cuba.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.50 | aomori.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.51 | robo-pm7000c.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.52 | gundam.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.54 | imagio220.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.55 | zeong.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.56 | gelgoog.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.58 | nagoya.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.60 | korea.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.61 | robo-ap1.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.69 | zock.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.70 | fazz.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.71 | whitebase.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.73 | tottori.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.74 | fuji.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.75 | yokohama.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.76 | nada.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.77 | hakata.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.78 | okayama.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.81 | kabul.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.85 | dakar.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.86 | hanoi.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.87 | victoria.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.88 | praha.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.89 | madrid.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.90 | lima.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.93 | kure.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.99 | tone.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.100 | mogami.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.101 | magicolor.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.102 | docuprint.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.103 | docuscan.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.104 | kagu.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.105 | unebi.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.106 | miminasi.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.107 | f170.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.108 | f170manager.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.109 | satera-a513.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.110 | profprt.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.111 | bahama.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.120 | isa5-dhcp-139-120.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.121 | isa5-dhcp-139-121.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.122 | isa5-dhcp-139-122.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.123 | isa5-dhcp-139-123.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.124 | isa5-dhcp-139-124.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.125 | isa5-dhcp-139-125.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.126 | isa5-dhcp-139-126.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.127 | isa5-dhcp-139-127.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.128 | isa5-dhcp-139-128.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.129 | isa5-dhcp-139-129.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.130 | isa5-dhcp-139-130.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.131 | isa5-dhcp-139-131.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.133 | isa5-dhcp-139-133.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.134 | isa5-dhcp-139-134.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.135 | isa5-dhcp-139-135.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.136 | isa5-dhcp-139-136.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.137 | isa5-dhcp-139-137.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.138 | isa5-dhcp-139-138.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.139 | isa5-dhcp-139-139.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.140 | isa5-dhcp-139-140.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.141 | isa5-dhcp-139-141.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.142 | isa5-dhcp-139-142.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.143 | isa5-dhcp-139-143.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.144 | isa5-dhcp-139-144.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.145 | isa5-dhcp-139-145.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.146 | isa5-dhcp-139-146.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.147 | isa5-dhcp-139-147.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.148 | isa5-dhcp-139-148.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.149 | isa5-dhcp-139-149.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.150 | isa5-dhcp-139-150.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.151 | isa5-dhcp-139-151.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.152 | isa5-dhcp-139-152.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.153 | isa5-dhcp-139-153.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.154 | isa5-dhcp-139-154.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.155 | isa5-dhcp-139-155.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.156 | isa5-dhcp-139-156.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.157 | isa5-dhcp-139-157.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.158 | isa5-dhcp-139-158.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.159 | isa5-dhcp-139-159.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.160 | pws-isa5-139-160.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.161 | pws-isa5-139-161.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.162 | pws-isa5-139-162.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.163 | pws-isa5-139-163.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.164 | pws-isa5-139-164.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.165 | pws-isa5-139-165.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.166 | pws-isa5-139-166.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.167 | pws-isa5-139-167.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.168 | pws-isa5-139-168.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.169 | pws-isa5-139-169.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.170 | pws-isa5-139-170.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.171 | pws-isa5-139-171.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.172 | pws-isa5-139-172.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.173 | pws-isa5-139-173.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.174 | pws-isa5-139-174.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.175 | pws-isa5-139-175.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.176 | pws-isa5-139-176.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.177 | pws-isa5-139-177.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.178 | pws-isa5-139-178.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.179 | pws-isa5-139-179.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.180 | pws-isa5-139-180.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.181 | pws-isa5-139-181.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.182 | pws-isa5-139-182.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.183 | pws-isa5-139-183.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.184 | pws-isa5-139-184.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.185 | pws-isa5-139-185.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.186 | pws-isa5-139-186.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.187 | pws-isa5-139-187.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.188 | pws-isa5-139-188.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.189 | pws-isa5-139-189.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.190 | pws-isa5-139-190.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.191 | pws-isa5-139-191.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.192 | pws-isa5-139-192.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.193 | pws-isa5-139-193.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.194 | pws-isa5-139-194.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.195 | pws-isa5-139-195.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.196 | pws-isa5-139-196.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.197 | pws-isa5-139-197.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.198 | pws-isa5-139-198.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.199 | pws-isa5-139-199.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.202 | kanmaki.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.203 | chiba.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.204 | onyx20-e.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.209 | pacont.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.210 | gifu.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.211 | adon.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.212 | samson.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.213 | rsun.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.214 | panama.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.215 | fukui.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.216 | saitama.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.217 | oita.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.218 | miyagi.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.219 | cancun.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.220 | moscow.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.221 | kani.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.222 | windsurf.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.223 | amagasaki.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.224 | shiga.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.225 | itami.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.226 | hiroshima.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.227 | ishikari.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.228 | robo-ap3.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.229 | robo-ap4.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.230 | umeda.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.231 | juso.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.232 | senri.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.233 | suita.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.234 | ikeda.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.235 | kawasaki.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.236 | iwate.naist.jp | 2026-09-12 19:00:29 |
| 163.221.139.250 | itc-gpd1.naist.jp | 2026-09-12 19:00:29 |
Top 20 / total ASN
| Country / Region | Allocated ASNs | ASN IPv4 Number | ASN IPv6 Number(/64) |
|---|---|---|---|
United States
|
32219 | 1497299200 | 975910303763789 |
Brazil
|
9157 | 77606656 | 31373490721038 |
China
|
6582 | 356442368 | 148181518405677 |
India
|
6264 | 35222528 | 24757297422338 |
Russian Federation
|
5752 | 47281664 | 11487351490128 |
Indonesia
|
3995 | 11931904 | 1335890477063 |
Germany
|
3253 | 114097664 | 72219796635914 |
United Kingdom
|
3148 | 71173888 | 33263329673219 |
Australia
|
3042 | 40737792 | 20616764002310 |
Canada
|
2518 | 54993920 | 4262402850822 |
Poland
|
2465 | 19310592 | 14416672134154 |
France
|
2174 | 74868480 | 12994736816131 |
Ukraine
|
2014 | 8336384 | 5178559168512 |
Bangladesh
|
2002 | 2099968 | 1166247198721 |
Netherlands
|
1619 | 51557120 | 19177824780814 |
Hong Kong
|
1363 | 20882176 | 5802796253456 |
Argentina
|
1349 | 18638848 | 19658027630592 |
Italy
|
1317 | 52913664 | 29680064266240 |
Japan
|
1277 | 161360384 | 33661432037381 |
Republic of Korea
|
1177 | 112819456 | 17726344724493 |