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.
AS4538 China Education and Research Network Center
Spam statistics of AS4538 China Education and Research Network Center
Country
China
Number of networks
6
IP Addresses
69
Purpose of use
Paid VPN, Hosting
Domain
-
Detected IP addresses
13 903
Spam active IPs
1 967
Spam rate
14.15%
Websites count
7 807
IP addresses with websites
5 411
WhoIs AS: as4538
SPAM active IP addresses in AS4538 China Education and Research Network Center
| # | Sender IP | Detected | Last seen | Reported as spam |
|---|---|---|---|---|
| 1 | 202.121.7.17 | 2021-08-21 06:40:57 | 2023-02-04 20:40:47 | 23 |
| 2 | 211.86.155.136 | 2022-08-06 19:08:32 | 2023-02-04 16:45:48 | 41 |
Detected networks prefixes
| # | Network prefix | Country | Length | Detected IP addresses | Spam active IP addresses | Spam rate |
|---|---|---|---|---|---|---|
| 1 | 183.172.0.0/14 | China | 262144 | 2237 | 976 | 0.00% |
| 2 | 183.172.0.0/16 | China | 65536 | 1691 | 790 | 1.00% |
| 3 | 183.172.128.0/17 | China | 32768 | 859 | 408 | 1.00% |
| 4 | 183.172.0.0/17 | China | 32768 | 832 | 382 | 1.00% |
| 5 | 183.173.0.0/16 | China | 65536 | 494 | 183 | 0.00% |
| 6 | 49.140.0.0/15 | China | 131072 | 382 | 148 | 0.00% |
| 7 | 166.111.0.0/16 | China | 65536 | 418 | 135 | 0.00% |
| 8 | 219.216.0.0/13 | China | 524288 | 859 | 121 | 0.00% |
| 9 | 49.140.0.0/16 | China | 65536 | 323 | 112 | 0.00% |
| 10 | 101.4.0.0/14 | China | 262144 | 342 | 112 | 0.00% |
| 11 | 210.32.0.0/12 | China | 1048576 | 1718 | 104 | 0.00% |
| 12 | 183.173.0.0/17 | China | 32768 | 251 | 93 | 0.00% |
| 13 | 101.6.0.0/16 | China | 65536 | 193 | 84 | 0.00% |
| 14 | 111.186.0.0/15 | China | 131072 | 364 | 83 | 0.00% |
| 15 | 219.219.64.0/19 | China | 8192 | 100 | 79 | 1.00% |
| 16 | 111.187.0.0/17 | China | 32768 | 258 | 75 | 0.00% |
| 17 | 166.111.0.0/17 | China | 32768 | 267 | 75 | 0.00% |
| 18 | 222.192.0.0/12 | China | 1048576 | 1310 | 72 | 0.00% |
| 19 | 219.219.80.0/22 | China | 1024 | 81 | 65 | 6.00% |
| 20 | 118.202.0.0/15 | China | 131072 | 116 | 64 | 0.00% |
| 21 | 222.16.0.0/13 | China | 524288 | 707 | 64 | 0.00% |
| 22 | 59.64.0.0/14 | China | 262144 | 401 | 60 | 0.00% |
| 23 | 166.111.128.0/17 | China | 32768 | 151 | 60 | 0.00% |
| 24 | 118.202.200.0/22 | China | 1024 | 75 | 59 | 6.00% |
| 25 | 59.66.0.0/16 | China | 65536 | 206 | 57 | 0.00% |
| 26 | 111.187.80.0/22 | China | 1024 | 78 | 56 | 5.00% |
| 27 | 183.172.64.0/22 | China | 1024 | 93 | 55 | 5.00% |
| 28 | 183.172.68.0/22 | China | 1024 | 87 | 51 | 5.00% |
| 29 | 59.71.128.0/17 | China | 32768 | 185 | 44 | 0.00% |
| 30 | 122.204.0.0/14 | China | 262144 | 350 | 44 | 0.00% |
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