BGP Announced
| AS | CIDR | Description |
|---|---|---|
| AS2500 |
163.221.0.0/16
|
WIDE-BB - WIDE Project, JP |
| AS131158 | 163.221.0.0/16 | NAIST-AS - Nara Institute of Science and Technology, National University Corporation, JP |
Real Time BGP Data
| AS / Info | IP / Time | AS Path |
|---|---|---|
| Loading... | ||
Reverse DNS List (Total:157)
| IP | Host | DateTime |
|---|---|---|
| 163.221.121.1 | vr-121.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.2 | ex-core1-v121.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.3 | ex-core2-v121.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.4 | sys32-wlan-is-v121.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.6 | arp-121-6.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.7 | arp-121-7.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.10 | arista-wireless1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.11 | sys28-wlan-is.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.12 | sys28-wlan-isa1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.13 | sys28-wlan-isa2.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.15 | sys28-wlan-isa4.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.16 | sys28-wlan-isa5.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.17 | sys28-wlan-isa6.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.18 | sys28-wlan-isa7.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.19 | sys28-wlan-isb1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.20 | sys28-wlan-isb2.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.21 | sys28-wlan-isb3.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.22 | sys28-wlan-isb4.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.23 | sys28-wlan-isb5.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.24 | sys28-wlan-isb6.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.25 | sys28-wlan-isb7.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.26 | sys28-wlan-isl1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.27 | l5g-sw.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.28 | fi-dmz1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.31 | sys32-wlan-isl1-a.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.32 | sys32-wlan-isl1-b.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.33 | sys32-wlan-isa1-a.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.36 | sys32-wlan-isa3-a.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.37 | sys32-wlan-isa4-a.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.38 | sys32-wlan-isa5-a.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.39 | sys32-wlan-isa6-a.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.41 | sys32-wlan-isb2-a.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.42 | sys32-wlan-isb3-a.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.43 | sys32-wlan-isb4-a.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.44 | sys32-wlan-isb5-a.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.45 | sys32-wlan-isb6-a.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.46 | sys32-wlan-isb7-a.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.47 | netgear-poe-isb2.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.50 | ups-isa1-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.51 | ups-isa2-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.52 | ups-isa3-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.53 | ups-isa4-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.54 | ups-isa5-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.55 | ups-isa6-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.56 | ups-isa7-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.57 | ups-isb1-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.58 | ups-isb2-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.59 | ups-isb3-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.60 | ups-isb4-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.62 | ups-isb6-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.63 | ups-isb7-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.64 | ups-isl1-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.65 | ups-isb102-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.67 | ups-isb103-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.68 | ups-isb103-2.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.70 | ict2014-ew-c6.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.71 | ict2014-ew-c7.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.73 | ict2014-ew-c9.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.74 | ict2014-sen-isa2.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.76 | ict2014-sen-isa4.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.77 | ict2014-sen-isa5.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.78 | ict2014-sen-isa6.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.79 | ict2014-sen-isa7.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.80 | ict2014-sen-isb2.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.81 | ict2014-sen-isb3.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.82 | ict2014-sen-isb4.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.83 | ict2014-sen-isb5.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.84 | ict2014-sen-isb6.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.86 | ict2014-ap-isa2.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.87 | ict2014-ap-isa3.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.88 | ict2014-ap-isa4.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.89 | ict2014-ap-isa5.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.90 | ict2014-ap-isa6.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.91 | ict2014-ap-isa7.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.92 | ict2014-ap-isb2.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.93 | ict2014-ap-isb4.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.94 | ict2014-ap-isb6.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.95 | ict2014-ew-is.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.101 | ruckus-isa1-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.102 | ruckus-isa1-2.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.103 | ruckus-isa1-3.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.105 | ruckus-isa1-5.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.106 | ruckus-isa1-6.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.108 | ruckus-isa1-8.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.109 | ruckus-isa1-9.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.111 | ruckus-isa1-11.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.112 | ruckus-isa1-12.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.113 | ruckus-isa1-13.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.114 | ruckus-isa1-14.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.115 | ruckus-isa1-15.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.116 | ruckus-isa2-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.117 | ruckus-isa2-2.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.118 | ruckus-isa2-3.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.119 | ruckus-isa2-4.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.120 | ruckus-isa2-5.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.121 | ruckus-isa3-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.122 | ruckus-isa3-2.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.124 | ruckus-isa3-4.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.126 | ruckus-isa4-1.naist.jp | 2024-04-15 03:02:04 |
| 163.221.121.127 | ruckus-isa4-2.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.128 | ruckus-isa4-3.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.129 | ruckus-isa4-4.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.131 | ruckus-isa5-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.132 | ruckus-isa5-2.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.133 | ruckus-isa5-3.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.134 | ruckus-isa5-4.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.136 | ruckus-isa6-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.137 | ruckus-isa6-2.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.138 | ruckus-isa6-3.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.139 | ruckus-isa6-4.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.141 | ruckus-isa7-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.142 | ruckus-isa7-2.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.144 | ruckus-isa7-4.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.146 | ruckus-isb2-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.147 | ruckus-isb2-2.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.148 | ruckus-isb2-3.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.149 | ruckus-isb2-4.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.151 | ruckus-isb3-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.152 | ruckus-isb3-2.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.153 | ruckus-isb3-3.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.156 | ruckus-isb4-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.157 | ruckus-isb4-2.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.158 | ruckus-isb4-3.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.159 | ruckus-isb4-4.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.161 | ruckus-isb5-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.162 | ruckus-isb5-2.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.163 | ruckus-isb5-3.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.164 | ruckus-isb5-4.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.166 | ruckus-isb6-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.167 | ruckus-isb6-2.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.168 | ruckus-isb6-3.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.169 | ruckus-isb6-4.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.171 | ruckus-isb7-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.172 | ruckus-isb7-2.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.173 | ruckus-isb7-3.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.174 | ruckus-isb7-4.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.201 | ruckus-outside-4.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.202 | ruckus-outside-14.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.203 | ruckus-outside-15.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.210 | ruckus-outside-3.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.221 | net2021-ups-itc-11.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.222 | net2021-ups-itc-12.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.224 | net2021-ups-itc-14.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.225 | net2021-ups-itc-15.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.226 | net2021-ups-itc-16.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.227 | net2021-ups-mdc-c1-1.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.228 | net2021-ups-mdc-c1-2.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.229 | net2021-ups-itc-21.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.230 | net2021-ups-itc-22.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.231 | net2021-ups-itc-23.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.232 | net2021-ups-itc-24.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.233 | net2021-ups-itc-25.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.234 | net2021-ups-itc-26.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.235 | net2021-ups-itc-31.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.236 | net2021-ups-itc-32.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.238 | net2021-ups-itc-34.naist.jp | 2024-04-18 21:45:35 |
| 163.221.121.240 | l5g-ups-itc-1.naist.jp | 2024-04-18 21:45:35 |
Top 20 / total ASN
| Country / Region | Allocated ASNs | ASN IPv4 Number | ASN IPv6 Number(/64) |
|---|---|---|---|
United States
|
30419 | 1445901812 | 971495711059090 |
Brazil
|
9001 | 88031760 | 29376869666822 |
China
|
6732 | 372632952 | 129907453338240 |
Russian Federation
|
5802 | 47613458 | 294427523477312 |
India
|
5789 | 36212512 | 24456373243904 |
Australia
|
5023 | 42286964 | 20569917167872 |
Indonesia
|
3297 | 17795584 | 1324558712832 |
United Kingdom
|
3175 | 81146148 | 32014403239936 |
Germany
|
3097 | 113857576 | 71036777988096 |
Poland
|
2511 | 19279616 | 15951123059712 |
Canada
|
2349 | 55991224 | 3523309536256 |
France
|
2280 | 77259808 | 12875266850816 |
Ukraine
|
2115 | 9680384 | 5076033798144 |
Bangladesh
|
1755 | 1908236 | 1013879275520 |
Netherlands
|
1586 | 55646640 | 26109800416768 |
Italy
|
1300 | 52326096 | 28824793907200 |
Hong Kong
|
1268 | 17900148 | 1725691855616 |
Argentina
|
1260 | 19527904 | 18796763152384 |
Japan
|
1232 | 168093032 | 33532218048512 |
Spain
|
1224 | 34626048 | 7970913259520 |