172.121.37.106 reported for spam


4 websites attacked, discovered , last activity .
This address has registered spam on several websites and is currently blacklisted.


Status

ServiceStatusUpdatedNext steps
Anti-SpamBlacklistedOct 06, 2026 17:14:57Get Anti-Spam Plugin or API
SpamFireWall Not in listOct 06, 2026 17:14:57
Security FireWall  Not in list-Get Security Plugin
Block Lists
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Type of attacksSpam

Abuse reports

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

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Details

Network172.121.36.0/22parent network: 172.120.0.0/15
Network Spam Rate23%
DNS name-
AS number212238
Org nameDatacamp Limited
LocationFrankfurt am Main, Hesse, Germany
IP Geolocationlat: 50.1084; lon: 8.6837
Address207 Regent Street W1B 3HH London UNITED KINGDOM
Phone+420777873767
Websitecdn77.com
AS spam rate16.02%
Websites hosted on 172.121.37.106Data loading

spam attacks, abuse log

#Date/ time (GMT)Sender IPSender EmailNicknameAnti-Spam app
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172.121.36.0/22 spam active IP addresses

#Address (DNS name)DetectedLast seenAttacked sites
1172.121.38.64Oct 18, 2024 10:16:41Oct 07, 2026 12:45:094
2172.121.37.123Sep 30, 2026 09:32:11Oct 07, 2026 11:51:084
3172.121.37.181Sep 27, 2026 18:39:51Oct 07, 2026 11:36:047
4172.121.38.129Oct 05, 2024 05:56:37Oct 07, 2026 11:27:595
5172.121.37.222Sep 30, 2026 09:48:24Oct 07, 2026 11:16:245
6172.121.37.182Oct 01, 2026 02:22:38Oct 07, 2026 11:09:194
7172.121.37.120Sep 26, 2026 01:46:57Oct 07, 2026 11:05:294
8172.121.37.50Dec 23, 2023 09:46:09Oct 07, 2026 10:42:434
9172.121.38.62Oct 16, 2024 04:46:51Oct 07, 2026 10:20:354
10172.121.38.68Mar 10, 2026 00:40:52Oct 07, 2026 10:17:164

CleanTalk API response

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Frequently Asked Questions About 172.121.37.106

  • Why is this 172.121.37.106 contacting my website?

    This 172.121.37.106 may appear due to bots, crawlers, spam submissions, or automated attacks.

  • Is this 172.121.37.106 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 172.121.37.106?

    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 172.121.37.106. 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 172.121.37.106 is currently performing various types of spam and security attacks on websites.

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