The data shown may not match the actual data as the AS data is updated monthly.
AS17623 China Unicom Shenzen network, page 3
Spam statistics of AS17623 China Unicom Shenzen network
Country | Number of networks | IP Addresses | Purpose of use |
---|---|---|---|
China | 7 | 6 844 | Public, Hosting |
Domain | Detected IP addresses | Spam active IPs | Spam rate |
- | 12 917 | 1 888 | 14.62% |
Websites count | IP addresses with websites | ||
4 383 | 2 822 |
Spam activity log
About AS17623
Owner of AS17623
The owner of Autonomous System Number (ASN) 17623 is China Unicom Shenzen network. China Unicom, also known as China United Network Communications Group Co., Ltd., is one of the largest state-owned telecommunications operators in China.
Main Operational Activity of AS17623's Owner
China Unicom primarily provides broadband and mobile telephony services. Their services include cellular voice, data, internet protocol television (IPTV), and other value-added telecommunications services for a vast consumer base in China.
Establishment of AS17623
The establishment date of AS17623 is not specified in the public registry data. Typically, such information might be available upon request from the regional internet registry responsible for the region where the ASN is registered, which in this case would be APNIC (Asia-Pacific Network Information Centre).
Use of AS17623 by Hackers or Spammers
As with many large networks, AS17623 has been observed to have some instances of malicious activities such as spamming or hacking. According to data retrieved from CleanTalk.org, there are reports of abuse coming from this network. However, it is important to note that due to the size of China Unicom's network and customer base, a certain level of abuse reports can be expected. The company may have measures in place to address such issues.
Details from CleanTalk.org
CleanTalk.org offers a blacklist check service which can provide real-time data on whether an IP within AS17623 has been involved in spamming or malicious activities. It is important to use such tools for monitoring and addressing potential abuses to maintain the integrity and security of networks.
Whois AS17623

SPAM active IP addresses in AS17623 China Unicom Shenzen network
# | Sender IP | Detected | Last seen | Reported as spam |
---|---|---|---|---|
1 | 58.251.31.78 | 2024-07-27 23:20:43 | 2025-05-20 01:10:43 | 7 |
Detected networks prefixes
# | Network prefix | Country | Length | Detected IP addresses | Spam active IP addresses | Spam rate |
---|---|---|---|---|---|---|
61 | 163.125.176.0/21 | China | 2048 | 94 | 11 | 1.00% |
62 | 27.38.112.0/22 | China | 1024 | 21 | 10 | 1.00% |
63 | 27.38.140.0/22 | China | 1024 | 22 | 10 | 1.00% |
64 | 27.38.192.0/22 | China | 1024 | 56 | 10 | 1.00% |
65 | 27.38.216.0/22 | China | 1024 | 59 | 10 | 1.00% |
66 | 27.46.32.0/21 | China | 2048 | 16 | 10 | 0.00% |
67 | 163.125.168.0/21 | China | 2048 | 45 | 10 | 0.00% |
68 | 163.125.180.0/22 | China | 1024 | 54 | 10 | 1.00% |
69 | 27.38.200.0/21 | China | 2048 | 87 | 9 | 0.00% |
70 | 27.46.28.0/22 | China | 1024 | 10 | 9 | 1.00% |
71 | 112.95.56.0/22 | China | 1024 | 70 | 9 | 1.00% |
72 | 163.125.158.0/24 | China | 256 | 42 | 9 | 4.00% |
73 | 163.125.200.0/22 | China | 1024 | 168 | 9 | 1.00% |
74 | 163.125.232.0/22 | China | 1024 | 79 | 9 | 1.00% |
75 | 27.38.32.0/24 | China | 256 | 25 | 8 | 3.00% |
76 | 27.38.44.0/24 | China | 256 | 16 | 8 | 3.00% |
77 | 27.38.60.0/24 | China | 256 | 42 | 8 | 3.00% |
78 | 27.38.136.0/22 | China | 1024 | 11 | 8 | 1.00% |
79 | 27.38.212.0/22 | China | 1024 | 61 | 8 | 1.00% |
80 | 27.38.240.0/22 | China | 1024 | 61 | 8 | 1.00% |
81 | 58.250.244.0/22 | China | 1024 | 25 | 8 | 1.00% |
82 | 58.251.208.0/22 | China | 1024 | 30 | 8 | 1.00% |
83 | 112.95.120.0/21 | China | 2048 | 23 | 8 | 0.00% |
84 | 112.95.206.0/24 | China | 256 | 33 | 8 | 3.00% |
85 | 163.125.148.0/24 | China | 256 | 26 | 8 | 3.00% |
86 | 163.125.228.0/22 | China | 1024 | 71 | 8 | 1.00% |
87 | 163.125.246.0/23 | China | 512 | 38 | 8 | 2.00% |
88 | 163.125.248.0/22 | China | 1024 | 79 | 8 | 1.00% |
89 | 220.112.0.0/14 | China | 262144 | 706 | 8 | 0.00% |
90 | 27.38.152.0/21 | China | 2048 | 46 | 7 | 0.00% |