CleanTalk keeps track of the IP addresses in spam messages, to help Hosting and ISP companies to know about suspicious activity in the address space of a company. The presence of IP addresses in this list, it is an occasion to start audit server security that uses a particular address.
The data shown may not match the actual data as the AS data is updated monthly.
The data shown may not match the actual data as the AS data is updated monthly.
AS2501 The University of Tokyo
Spam statistics of AS2501 The University of Tokyo
| Country | Number of networks | IP Addresses | Purpose of use |
|---|---|---|---|
| Japan | |||
| Domain | Detected IP addresses | Spam active IPs | Spam rate |
| - | 167 | 0 | 0.00% |
| Websites count | IP addresses with websites | ||
| 746 | 265 |
Spam activity log
- spam active IP adresses - AS2501 Spam rate - Japan average spam rate
Whois AS2501
Detected networks prefixes
| # | Network prefix | Country | Length | Detected IP addresses | Spam active IP addresses | Spam rate |
|---|---|---|---|---|---|---|
| 1 | 130.69.0.0/16 | Japan | 65536 | 30 | 0 | 0.00% |
| 2 | 130.69.4.0/22 | Japan | 1024 | 1 | 0 | 0.00% |
| 3 | 130.69.20.0/22 | Japan | 1024 | 1 | 0 | 0.00% |
| 4 | 130.69.32.0/22 | Japan | 1024 | 1 | 0 | 0.00% |
| 5 | 130.69.48.0/22 | Japan | 1024 | 1 | 0 | 0.00% |
| 6 | 130.69.56.0/22 | Japan | 1024 | 1 | 0 | 0.00% |
| 7 | 130.69.92.0/22 | Japan | 1024 | 5 | 0 | 0.00% |
| 8 | 130.69.96.0/22 | Japan | 1024 | 2 | 0 | 0.00% |
| 9 | 130.69.112.0/22 | Japan | 1024 | 2 | 0 | 0.00% |
| 10 | 130.69.120.0/22 | Japan | 1024 | 1 | 0 | 0.00% |
| 11 | 130.69.128.0/22 | Japan | 1024 | 1 | 0 | 0.00% |
| 12 | 130.69.132.0/22 | Japan | 1024 | 1 | 0 | 0.00% |
| 13 | 130.69.168.0/22 | Japan | 1024 | 1 | 0 | 0.00% |
| 14 | 130.69.172.0/22 | Japan | 1024 | 1 | 0 | 0.00% |
| 15 | 130.69.196.0/22 | Japan | 1024 | 6 | 0 | 0.00% |
| 16 | 130.69.220.0/22 | Japan | 1024 | 1 | 0 | 0.00% |
| 17 | 130.69.224.0/22 | Japan | 1024 | 1 | 0 | 0.00% |
| 18 | 130.69.244.0/22 | Japan | 1024 | 2 | 0 | 0.00% |
| 19 | 130.69.248.0/22 | Japan | 1024 | 1 | 0 | 0.00% |
| 20 | 133.11.0.0/16 | Japan | 65536 | 62 | 0 | 0.00% |
| 21 | 133.11.0.0/22 | Japan | 1024 | 2 | 0 | 0.00% |
| 22 | 133.11.4.0/22 | Japan | 1024 | 2 | 0 | 0.00% |
| 23 | 133.11.12.0/22 | Japan | 1024 | 2 | 0 | 0.00% |
| 24 | 133.11.16.0/22 | Japan | 1024 | 1 | 0 | 0.00% |
| 25 | 133.11.28.0/22 | Japan | 1024 | 2 | 0 | 0.00% |
| 26 | 133.11.32.0/22 | Japan | 1024 | 2 | 0 | 0.00% |
| 27 | 133.11.40.0/22 | Japan | 1024 | 2 | 0 | 0.00% |
| 28 | 133.11.44.0/22 | Japan | 1024 | 2 | 0 | 0.00% |
| 29 | 133.11.48.0/22 | Japan | 1024 | 1 | 0 | 0.00% |
| 30 | 133.11.56.0/22 | Japan | 1024 | 7 | 0 | 0.00% |
