172.121.255.143 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 11, 2026 10:22:54Get Anti-Spam Plugin or API
SpamFireWall Not in listOct 11, 2026 10:22:54
Security FireWall  Not in list-Get Security Plugin
Block Lists
Data loading
- Use via API, Files & DNSBL
Type of attacks Spam

Abuse reports

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

Report Abuse activity

Details

Network 172.121.252.0/22
Network Spam Rate 8%
DNS name -
AS number 18779
Org name EGIHosting
Location Frankfurt am Main, Hesse, Germany
IP Geolocation lat: 50.1084; lon: 8.6837
Address -
Phone -
Website egihosting.com
AS spam rate 16.66%
Websites hosted on 172.121.255.143 Data loading

spam attacks, abuse log

# Date/ time (GMT) Sender IP Sender Email Nickname Anti-Spam app
Data loading

172.121.252.0/22 spam active IP addresses

# Address (DNS name) Detected Last seen Attacked sites
1 172.121.254.181 Oct 01, 2026 18:57:24 Oct 15, 2026 18:05:09 4
2 172.121.254.186 Oct 01, 2026 20:14:46 Oct 12, 2026 15:53:44 5
3 172.121.254.47 Sep 30, 2026 13:10:53 Oct 12, 2026 10:56:41 4
4 172.121.254.241 Sep 27, 2026 14:28:13 Oct 11, 2026 22:45:12 4
5 172.121.255.11 Jun 09, 2020 11:04:15 Oct 11, 2026 20:40:44 4
6 172.121.255.53 Jan 14, 2020 00:14:32 Oct 11, 2026 20:10:28 5
7 172.121.255.143 May 22, 2020 01:54:44 Oct 11, 2026 15:22:54 4

Frequently Asked Questions About 172.121.255.143

  • Why is this 172.121.255.143 contacting my website?

    This 172.121.255.143 may appear due to bots, crawlers, spam submissions, or automated attacks.

  • Is this 172.121.255.143 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 172.121.255.143?

    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 172.121.255.143. 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 172.121.255.143 is currently performing various types of spam and security attacks on websites.

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