AS4837 CHINA UNICOM China169 Backbone

Spam statistics of AS4837 CHINA UNICOM China169 Backbone

CountryNumber of networksIP AddressesPurpose of use
China6041 174 575Public, Paid VPN, Hosting, good_bots
DomainDetected IP addressesSpam active IPsSpam rate
-988 731178 04018.01%
Websites countIP addresses with websites
1 508 674332 832

Spam activity log

- spam active IP adresses

Overview of AS4837


Owner of AS4837


AS4837, also known as China Unicom Backbone, is owned by China United Network Communications Group Co., Ltd., commonly known as China Unicom. China Unicom is one of the major telecommunications operators in China.



Main Operational Activity of China Unicom


China Unicom's main operational activity involves providing a wide range of telecommunication services. These services include cellular voice and data services, fixed-line voice and broadband, international communications services, and data communications services among others.



Establishment of AS4837


The Autonomous System (AS) number 4837 is allocated to China Unicom and has been operational to serve their networking requirements. The specific date of establishment for AS4837 is not publicly disclosed, but China Unicom has been a significant player in the telecommunications field since its founding in 1994.



Malicious Use of AS4837


Like many large networks, AS4837 may occasionally be reported for having instances of malicious activities such as hacking or spamming. However, whether these activities are widespread and how they are dealt with by the network owner can vary. According to CleanTalk.org, a database that tracks and reports on spam and hacker activity, there might be individual cases where AS4837 has been flagged for such malicious intent.



Additional Details from CleanTalk.org


CleanTalk.org provides a blacklist check service that monitors IP addresses for spamming activity. As per their records, it is possible to find if any IP within the AS4837 network has been used for spamming or other malicious activities. To get the most accurate and up-to-date information regarding AS4837 and potential security issues associated with it, visiting the CleanTalk.org website directly would provide the latest details.


Whois AS4837

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SPAM active IP addresses in AS4837 CHINA UNICOM China169 Backbone

#Sender IPDetectedLast seenReported as spam
11.30.17.142024-05-29 18:00:352025-05-20 12:46:413
21.30.212.1142017-12-14 05:45:522025-05-27 16:43:259
31.58.74.422019-01-08 05:32:542025-05-27 08:30:4857
41.58.158.1132023-11-25 13:25:572025-05-23 06:29:4263
514.205.94.602024-01-05 19:46:232025-05-26 15:23:0613
614.205.94.622024-02-04 22:41:282025-05-31 08:26:2020
714.205.94.1252023-06-18 16:10:492025-05-28 08:28:2912
814.205.94.1262023-06-05 18:55:202025-05-23 05:27:0615
914.205.94.1272023-06-27 11:35:452025-05-29 15:59:4310
1027.223.85.742022-01-21 00:08:312025-06-02 07:07:5039
1136.34.85.42020-08-12 14:45:282025-05-23 12:38:157
1236.250.186.2522014-10-31 12:32:572025-06-01 06:37:1011
1339.65.54.272016-08-13 13:36:562025-05-22 08:00:005
1442.48.46.1412023-11-29 23:51:162025-05-23 16:29:397
1542.48.46.1842024-04-08 08:26:342025-05-27 01:20:5011
1642.54.90.542021-04-14 16:11:012025-05-23 20:08:212120
1742.56.239.402021-05-08 00:05:572025-05-24 00:35:443
1842.59.101.862020-04-26 20:16:362025-05-20 21:39:497
1942.236.10.692019-04-11 03:29:312025-05-30 11:33:1268
2042.236.10.702018-08-21 18:38:352025-05-30 11:34:1069
2142.236.10.712016-10-09 22:45:222025-05-30 11:33:2064
2242.236.10.722016-10-20 08:07:312025-05-30 11:13:0269
2342.236.10.732018-08-21 18:37:452025-05-30 11:13:4367
2442.236.10.742017-01-16 17:48:252025-05-30 11:33:3772
2542.236.10.762017-01-11 17:48:262025-05-30 11:33:2066
2642.236.10.772017-01-13 22:06:152025-05-30 11:32:3858
2742.236.10.792017-01-11 17:48:372025-06-02 10:28:0261
2842.236.10.812017-01-18 01:45:462025-05-30 11:31:2367
2942.236.10.822017-01-19 20:36:562025-05-30 11:32:1470
3042.236.10.832017-01-21 12:46:152025-05-30 11:31:2364

Detected networks prefixes

#Network prefixCountryLengthDetected IP addressesSpam active IP addressesSpam rate
1113.0.0.0/8China16777216557981773010.00%
2157.0.0.0/8China1677721658808981480.00%
3112.224.0.0/11China20971523275869030.00%
427.192.0.0/11China20971521649955590.00%
536.248.0.0/14China2621441587555172.00%
639.64.0.0/11China20971521424154500.00%
7110.240.0.0/12China10485762127743950.00%
8175.160.0.0/12China10485762948643650.00%
9115.48.0.0/12China10485762437442550.00%
10113.224.0.0/12China10485762556040720.00%
11119.176.0.0/12China10485762314439220.00%
1242.224.0.0/12China10485762285037740.00%
13119.48.0.0/13China5242881534535641.00%
14112.80.0.0/13China5242882312234831.00%
15175.44.0.0/16China655361127434295.00%
16120.0.0.0/12China10485761881732620.00%
17153.0.0.0/8China167772168220332500.00%
18123.8.0.0/13China5242881386631551.00%
19175.16.0.0/13China5242881652630131.00%
20119.112.0.0/13China5242881472127481.00%
211.56.0.0/13China524288991926801.00%
22122.136.0.0/13China5242881226925770.00%
23113.194.0.0/15China1310721138124672.00%
24182.112.0.0/12China10485762020823700.00%
25101.16.0.0/12China10485762269522700.00%
26113.0.0.0/13China5242881409622450.00%
27124.128.0.0/13China5242881114921800.00%
28175.152.0.0/14China2621441136621431.00%
29112.192.0.0/14China2621441473121421.00%
30112.111.0.0/16China65536814521283.00%

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