104.28.203.61 reported for spam


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


Status

ServiceStatusUpdatedNext steps
Anti-SpamBlacklistedSep 27, 2026 03:50:01Get Anti-Spam Plugin or API
SpamFireWall Not in listSep 27, 2026 03:50:01
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

Abuse reports

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

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Details

Network104.28.200.0/22parent network: 104.28.0.0/14
Network Spam Rate2%
DNS name-
AS number13335
Org nameCloudflare, Inc.
LocationSeattle, Washington, United States
IP Geolocationlat: 47.6109; lon: -122.3303
Address101 Townsend Street CA 94107 San Francisco UNITED STATES
Phone+1-650-319-8
Websitecloudflare.com
AS spam rate0.52%
Websites hosted on 104.28.203.61Data loading

spam attacks, abuse log

#Date/ time (GMT)Sender IPSender EmailNicknameAnti-Spam app
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104.28.200.0/22 spam active IP addresses

#Address (DNS name)DetectedLast seenAttacked sites
1104.28.201.80Nov 08, 2019 10:48:01Sep 29, 2026 18:01:5338
2104.28.202.179Nov 11, 2019 18:03:14Sep 29, 2026 08:00:06168
3104.28.202.184Nov 08, 2019 05:49:29Sep 28, 2026 04:20:0118
4104.28.203.61Nov 07, 2019 23:40:15Sep 27, 2026 08:50:016
5104.28.203.253Aug 22, 2026 02:06:30Sep 26, 2026 23:05:441,311
6104.28.201.79Nov 25, 2025 14:05:29Sep 24, 2026 07:00:543
7104.28.202.252Jan 22, 2026 19:34:10Sep 20, 2026 00:30:2712

CleanTalk API response

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Frequently Asked Questions About 104.28.203.61

  • Why is this 104.28.203.61 contacting my website?

    This 104.28.203.61 may appear due to bots, crawlers, spam submissions, or automated attacks.

  • Is this 104.28.203.61 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 104.28.203.61?

    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 104.28.203.61. 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 104.28.203.61 is currently performing various types of spam and security attacks on websites.

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