121.16.26.130 is blacklisted, reported for spam, and brute force attacks


99 websites attacked, discovered , last activity .
1 brute force attacks, last activity .
This address has registered spam on several websites and is currently blacklisted.


Status

ServiceStatusUpdatedNext steps
Anti-SpamBlacklistedOct 02, 2026 08:48:26Get Anti-Spam Plugin or API
SpamFireWall Not in listOct 02, 2026 08:48:26
Security FireWall  Not in list-Get Security Plugin
Block Lists
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-Sign Up for API, Files, DNSBL & Online Access
Type of attacksSpam, BruteForce

Abuse reports

There are currently no abuse reports for this email/IP.

Report Abuse activity

Details

Network121.16.24.0/22parent network: 121.16.0.0/13
Network Spam Rate4%
DNS name-
AS number4837
Org nameCHINA UNICOM China169 Backbone
LocationChina
IP Geolocationlat: 34.7732; lon: 113.722
Address-
Phone-
Websitechinaunicom.cn
AS spam rate0.13%
Websites hosted on 121.16.26.130Data loading

spam attacks, abuse log

#Date/ time (GMT)Sender IPSender EmailNicknameAnti-Spam app
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Brute Force attacks log

Date/time (GMT)IPNicknameEvent
Oct 02, 2026 13:26:03121.16.26.130 eileen*****invalid_username

121.16.24.0/22 spam active IP addresses

#Address (DNS name)DetectedLast seenAttacked sites
1121.16.26.236May 22, 2023 10:30:22Oct 05, 2026 04:52:1036
2121.16.26.172Jan 17, 2024 09:02:35Oct 04, 2026 23:58:1655
3121.16.26.220Aug 24, 2025 23:05:23Oct 04, 2026 13:00:078
4121.16.26.32Nov 02, 2017 05:49:57Oct 04, 2026 08:36:2826
5121.16.26.4Apr 12, 2023 07:40:49Oct 03, 2026 11:42:1427
6121.16.26.41May 16, 2023 17:30:24Oct 03, 2026 10:59:039
7121.16.26.126Mar 21, 2026 23:20:13Oct 03, 2026 05:59:4715
8121.16.26.132Apr 12, 2023 05:16:05Oct 03, 2026 03:55:1248
9121.16.26.130Jul 05, 2023 10:55:42Oct 02, 2026 13:48:2699
10121.16.26.250Mar 24, 2023 16:01:29Oct 02, 2026 10:49:33118

CleanTalk API response

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Frequently Asked Questions About 121.16.26.130

  • Why is this 121.16.26.130 contacting my website?

    This 121.16.26.130 may appear due to bots, crawlers, spam submissions, or automated attacks.

  • Is this 121.16.26.130 safe?

    It depends on the IP address status. If it is green and marked as "Not in lists", it is considered safe. If it is "Blacklisted" and shown in red, it means the IP has been involved in abusive activity such as spam, phishing, scam attacks, password brute-force attempts, or hacking attempts.

  • How do I block 121.16.26.130?

    Use one of our Anti-Spam plugins, the Security plugin, the Anti-Spam API, or the Block Lists API. If you are not sure which option to choose, please contact our support team: https://cleantalk.org/my/support/open

  • Is this a bot or hacker?

    It depends on the activity of the 121.16.26.130. If the Anti-Spam or Security plugins stop the attacks, it is most likely a bot. If they do not stop them, there is a high probability that it is a human attacker.

  • What does "Blacklisted" mean?

    It means the 121.16.26.130 is currently performing various types of spam and security attacks on websites.

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