The data shown may not match the actual data as the AS data is updated monthly.
AS9931 The Communication Authoity of Thailand, CAT
Spam statistics of AS9931 The Communication Authoity of Thailand, CAT
Country | Number of networks | IP Addresses | Purpose of use |
---|---|---|---|
Thailand | 15 | 2 120 | Public, Hosting |
Domain | Detected IP addresses | Spam active IPs | Spam rate |
- | 3 143 | 299 | 9.51% |
Websites count | IP addresses with websites | ||
16 599 | 3 106 |
Spam activity log
About AS9931
Owner of AS9931
The owner of Autonomous System Number (AS9931) is CAT Telecom Public Company Ltd, a state-owned company that operates in the telecommunications sector in Thailand.
Main Operational Activity of AS9931's Owner
CAT Telecom offers a wide range of telecommunications services including internet service provision, data communication circuits, and international telephone services among others. As one of the main telecom operators in Thailand, it plays a crucial role in providing connectivity and ICT solutions both domestically and internationally.
Establishment of AS9931
The specific establishment date of AS9931 is not publicly documented; however, CAT Telecom has been in operation for many years, with its roots tracing back to the former Communications Authority of Thailand. The AS number itself would have been assigned as part of the company's growth in providing internet services.
Malicious Use of AS9931
As with any large network, there is a potential for misuse by hackers or spammers. According to the data provided by CleanTalk, which monitors and blacklists IP addresses involved in spamming or hacking activities, there may have been instances where AS9931 was used with malicious intent. It is important to note that any large network may face such issues, and this does not necessarily reflect the overall security stance or operational practices of CAT Telecom.
For up-to-date information on any potential security incidents involving AS9931, checking resources such as CleanTalk can be helpful. However, without direct access to their current database or reports, I cannot provide real-time details regarding the status of AS9931 on their blacklist.
Whois AS9931

SPAM active IP addresses in AS9931 The Communication Authoity of Thailand, CAT
# | Sender IP | Detected | Last seen | Reported as spam |
---|---|---|---|---|
1 | 61.7.229.140 | 2023-09-11 19:15:57 | 2025-08-13 21:19:23 | 37 |
2 | 61.7.229.142 | 2024-10-23 14:25:22 | 2025-08-13 21:32:55 | 42 |
3 | 61.7.229.143 | 2023-12-24 07:53:33 | 2025-08-13 21:19:30 | 45 |
4 | 61.19.31.178 | 2022-09-28 09:10:42 | 2025-08-13 22:04:15 | 214 |
5 | 61.19.31.222 | 2023-07-09 03:15:50 | 2025-08-13 21:34:06 | 198 |
6 | 61.19.31.242 | 2023-11-14 20:15:21 | 2025-08-13 22:53:15 | 204 |
7 | 61.19.38.234 | 2023-07-07 18:50:23 | 2025-08-13 21:52:21 | 204 |
8 | 61.19.64.81 | 2022-02-13 01:37:16 | 2025-08-13 22:14:19 | 150 |
9 | 61.19.84.90 | 2023-11-07 00:41:36 | 2025-08-13 19:51:54 | 184 |
10 | 61.19.123.26 | 2022-06-22 08:22:13 | 2025-08-13 22:47:55 | 216 |
11 | 122.154.66.18 | 2023-10-24 12:55:18 | 2025-08-13 22:28:16 | 110 |
12 | 122.154.66.22 | 2024-08-15 13:31:23 | 2025-08-13 21:33:21 | 116 |
13 | 122.154.162.78 | 2024-08-17 20:55:26 | 2025-08-13 23:06:50 | 125 |
14 | 122.155.104.66 | 2022-05-14 17:46:09 | 2025-08-13 22:57:38 | 56 |
15 | 122.155.129.43 | 2021-06-29 04:25:49 | 2025-08-12 06:29:53 | 16 |
Detected networks prefixes
# | Network prefix | Country | Length | Detected IP addresses | Spam active IP addresses | Spam rate |
---|---|---|---|---|---|---|
1 | 122.154.0.0/15 | Thailand | 131072 | 3597 | 249 | 0.00% |
2 | 122.154.0.0/16 | Thailand | 65536 | 1025 | 103 | 0.00% |
3 | 122.154.32.0/19 | Thailand | 8192 | 194 | 22 | 0.00% |
4 | 61.7.192.0/18 | Thailand | 16384 | 229 | 21 | 0.00% |
5 | 202.129.0.0/19 | Thailand | 8192 | 154 | 17 | 0.00% |
6 | 61.19.192.0/19 | Thailand | 8192 | 131 | 15 | 0.00% |
7 | 61.19.40.0/22 | Thailand | 1024 | 40 | 14 | 1.00% |
8 | 61.7.228.0/22 | Thailand | 1024 | 43 | 10 | 1.00% |
9 | 61.19.28.0/22 | Thailand | 1024 | 44 | 9 | 1.00% |
10 | 122.154.56.0/22 | Thailand | 1024 | 41 | 9 | 1.00% |
11 | 122.154.128.0/19 | Thailand | 8192 | 148 | 9 | 0.00% |
12 | 122.154.116.0/22 | Thailand | 1024 | 35 | 8 | 1.00% |
13 | 61.19.144.0/20 | Thailand | 4096 | 76 | 7 | 0.00% |
14 | 110.78.80.0/20 | Thailand | 4096 | 35 | 7 | 0.00% |
15 | 110.78.80.0/22 | Thailand | 1024 | 31 | 7 | 1.00% |
16 | 122.154.100.0/22 | Thailand | 1024 | 35 | 7 | 1.00% |
17 | 122.154.104.0/22 | Thailand | 1024 | 31 | 7 | 1.00% |
18 | 122.154.228.0/22 | Thailand | 1024 | 37 | 7 | 1.00% |
19 | 202.129.16.0/22 | Thailand | 1024 | 65 | 7 | 1.00% |
20 | 61.19.48.0/21 | Thailand | 2048 | 38 | 6 | 0.00% |
21 | 61.19.68.0/22 | Thailand | 1024 | 49 | 6 | 1.00% |
22 | 61.19.96.0/19 | Thailand | 8192 | 152 | 6 | 0.00% |
23 | 61.19.160.0/19 | Thailand | 8192 | 21 | 6 | 0.00% |
24 | 61.19.84.0/22 | Thailand | 1024 | 29 | 5 | 0.00% |
25 | 122.154.64.0/22 | Thailand | 1024 | 17 | 5 | 0.00% |
26 | 202.47.224.0/20 | Thailand | 4096 | 16 | 5 | 0.00% |
27 | 61.19.36.0/22 | Thailand | 1024 | 9 | 4 | 0.00% |
28 | 61.19.48.0/22 | Thailand | 1024 | 21 | 4 | 0.00% |
29 | 61.19.70.0/23 | Thailand | 512 | 22 | 4 | 1.00% |
30 | 61.19.80.0/22 | Thailand | 1024 | 24 | 4 | 0.00% |