AS9931 The Communication Authoity of Thailand, CAT

Spam statistics of AS9931 The Communication Authoity of Thailand, CAT

CountryNumber of networksIP AddressesPurpose of use
Thailand152 120Public, Hosting
DomainDetected IP addressesSpam active IPsSpam rate
-3 1432999.51%
Websites countIP addresses with websites
16 5993 106

Spam activity log

- spam active IP adresses

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

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SPAM active IP addresses in AS9931 The Communication Authoity of Thailand, CAT

#Sender IPDetectedLast seenReported as spam
161.7.229.1402023-09-11 19:15:572025-08-13 21:19:2337
261.7.229.1422024-10-23 14:25:222025-08-13 21:32:5542
361.7.229.1432023-12-24 07:53:332025-08-13 21:19:3045
461.19.31.1782022-09-28 09:10:422025-08-13 22:04:15214
561.19.31.2222023-07-09 03:15:502025-08-13 21:34:06198
661.19.31.2422023-11-14 20:15:212025-08-13 22:53:15204
761.19.38.2342023-07-07 18:50:232025-08-13 21:52:21204
861.19.64.812022-02-13 01:37:162025-08-13 22:14:19150
961.19.84.902023-11-07 00:41:362025-08-13 19:51:54184
1061.19.123.262022-06-22 08:22:132025-08-13 22:47:55216
11122.154.66.182023-10-24 12:55:182025-08-13 22:28:16110
12122.154.66.222024-08-15 13:31:232025-08-13 21:33:21116
13122.154.162.782024-08-17 20:55:262025-08-13 23:06:50125
14122.155.104.662022-05-14 17:46:092025-08-13 22:57:3856
15122.155.129.432021-06-29 04:25:492025-08-12 06:29:5316

Detected networks prefixes

#Network prefixCountryLengthDetected IP addressesSpam active IP addressesSpam rate
1122.154.0.0/15Thailand13107235972490.00%
2122.154.0.0/16Thailand6553610251030.00%
3122.154.32.0/19Thailand8192194220.00%
461.7.192.0/18Thailand16384229210.00%
5202.129.0.0/19Thailand8192154170.00%
661.19.192.0/19Thailand8192131150.00%
761.19.40.0/22Thailand102440141.00%
861.7.228.0/22Thailand102443101.00%
961.19.28.0/22Thailand10244491.00%
10122.154.56.0/22Thailand10244191.00%
11122.154.128.0/19Thailand819214890.00%
12122.154.116.0/22Thailand10243581.00%
1361.19.144.0/20Thailand40967670.00%
14110.78.80.0/20Thailand40963570.00%
15110.78.80.0/22Thailand10243171.00%
16122.154.100.0/22Thailand10243571.00%
17122.154.104.0/22Thailand10243171.00%
18122.154.228.0/22Thailand10243771.00%
19202.129.16.0/22Thailand10246571.00%
2061.19.48.0/21Thailand20483860.00%
2161.19.68.0/22Thailand10244961.00%
2261.19.96.0/19Thailand819215260.00%
2361.19.160.0/19Thailand81922160.00%
2461.19.84.0/22Thailand10242950.00%
25122.154.64.0/22Thailand10241750.00%
26202.47.224.0/20Thailand40961650.00%
2761.19.36.0/22Thailand1024940.00%
2861.19.48.0/22Thailand10242140.00%
2961.19.70.0/23Thailand5122241.00%
3061.19.80.0/22Thailand10242440.00%

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