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


154 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 05:04:54Get Anti-Spam Plugin or API
SpamFireWall Not in listOct 02, 2026 05:04:54
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

Network104.28.228.0/24parent network: 104.28.224.0/20
Network Spam Rate5%
DNS name-
AS number13335
Org nameCloudflare, Inc.
LocationWashington, District of Columbia, United States
IP Geolocationlat: 38.894; lon: -77.0365
Address101 Townsend Street CA 94107 San Francisco UNITED STATES
Phone+1-650-319-8
Websitecloudflare.com
AS spam rate0.52%
Websites hosted on 104.28.228.77Data 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
Aug 19, 2026 20:55:14104.28.228.77 richard*****invalid_username

104.28.228.0/24 spam active IP addresses

#Address (DNS name)DetectedLast seenAttacked sites
1104.28.228.105Nov 12, 2019 16:05:12Oct 02, 2026 15:13:4725
2104.28.228.77Jan 04, 2020 07:31:42Oct 02, 2026 10:04:54154
3104.28.228.29Nov 16, 2019 14:57:11Oct 02, 2026 09:18:3510
4104.28.228.78Nov 21, 2019 00:24:25Oct 02, 2026 04:46:29190
5104.28.228.110Dec 09, 2019 08:49:53Oct 01, 2026 14:05:2120
6104.28.228.104Dec 01, 2019 02:03:04Sep 30, 2026 04:21:447
7104.28.228.106Dec 02, 2019 19:48:43Sep 30, 2026 01:18:455

CleanTalk API response

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Frequently Asked Questions About 104.28.228.77

  • Why is this 104.28.228.77 contacting my website?

    This 104.28.228.77 may appear due to bots, crawlers, spam submissions, or automated attacks.

  • Is this 104.28.228.77 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 104.28.228.77?

    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 104.28.228.77. 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 104.28.228.77 is currently performing various types of spam and security attacks on websites.

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