163.221.234.0/24
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 163.221.234.0/24 is loaded by JavaScript after the page renders and is not part of this page's HTML. | ||
Reverse DNS List (Total:55)
| IP | Host | DateTime |
|---|---|---|
| 163.221.234.1 | ex-core2-bsd3.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.10 | mfp-bsd3.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.20 | ws24bs059.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.21 | ws24bs060.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.22 | ws24bs061.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.23 | ws24bs062.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.24 | ws24bs063.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.25 | ws24bs064.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.26 | ws24bs065.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.27 | ws24bs094.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.32 | ws24bs109.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.60 | ws22bsw30.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.61 | ws22bsw31.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.62 | ws22bsw32.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.63 | ws22bsw77.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.64 | ws23bs068.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.65 | ws23bs069.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.66 | ws23bs070.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.67 | ws23bs071.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.68 | ws23bs072.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.69 | ws23bs073.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.71 | ws23bs075.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.72 | ws23bs076.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.74 | ws23bs078.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.75 | ws23bs079.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.77 | ws23bs081.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.78 | ws23bs082.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.80 | ws25bs067.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.81 | ws25bs068.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.82 | ws25bs069.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.83 | ws25bs070.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.84 | ws25bs071.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.91 | ws25bs118.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.92 | ws25bs119.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.93 | ws25bs120.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.94 | ws25bs121.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.95 | offirio.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.105 | ws21bs062.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.106 | ws21bs063.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.107 | ws21bs064.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.108 | ws21bs065.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.109 | ws21bs066.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.110 | ws21bs067.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.111 | ws21bs068.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.112 | ws21bs069.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.113 | ws21bs070.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.114 | ws21bs071.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.115 | ws21bs072.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.116 | ws21bs073.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.117 | ws21bs074.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.143 | htakada.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.144 | bsiaso15.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.145 | akikuri.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.146 | mizuta-prt.naist.jp | 2026-09-12 19:02:10 |
| 163.221.234.149 | bsiaso46.naist.jp | 2026-09-12 19:02:10 |
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 |