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


188 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 05, 2026 13:52:37Get Anti-Spam Plugin or API
SpamFireWall Not in listOct 05, 2026 13:52:37
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.

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Details

Network45.11.21.0/24parent network: 45.11.20.0/23
Network Spam Rate7%
DNS name-
AS number35048
Org nameBiterika Group LLC
LocationMoscow, Moscow, Russia
IP Geolocationlat: 55.7487; lon: 37.6187
AddressStr. Plt Radu Ghe. nr.1 Bl.16 Sc. A et 3 ap 16 Bucuresti Sector 3 Romania
Phone+40723333093
Websitebiterika.ru
AS spam rate11.5%
Websites hosted on 45.11.21.47Data 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

45.11.21.0/24 spam active IP addresses

#Address (DNS name)DetectedLast seenAttacked sites
145.11.21.47Dec 18, 2019 17:03:11Oct 05, 2026 18:52:37188
245.11.21.78Aug 12, 2019 18:46:02Oct 05, 2026 17:32:5244
345.11.21.158Oct 23, 2019 23:56:59Oct 05, 2026 15:26:3680
445.11.21.132May 16, 2020 17:18:50Oct 05, 2026 14:14:2348
545.11.21.26Oct 05, 2020 01:00:30Oct 05, 2026 13:16:19147
645.11.21.192Oct 17, 2020 14:42:08Sep 25, 2026 17:22:1179
745.11.21.225Nov 20, 2020 23:22:31Sep 25, 2026 09:50:5872
845.11.21.138Apr 27, 2020 04:58:06Sep 24, 2026 07:27:3765
945.11.21.208Nov 06, 2020 20:28:47Sep 22, 2026 08:02:23153
1045.11.21.164Apr 07, 2020 05:16:19Sep 19, 2026 03:49:0084

CleanTalk API response

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Frequently Asked Questions About 45.11.21.47

  • Why is this 45.11.21.47 contacting my website?

    This 45.11.21.47 may appear due to bots, crawlers, spam submissions, or automated attacks.

  • Is this 45.11.21.47 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 45.11.21.47?

    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 45.11.21.47. 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 45.11.21.47 is currently performing various types of spam and security attacks on websites.

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