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104.28.153.31 reported for spam


3 websites attacked, discovered , last activity .
There were requests from the address that the service marked as spam, but the address is not currently blacklisted.


Status

ServiceStatusUpdatedNext steps
Anti-SpamNot in listJun 21, 2026 13:31:31Get Anti-Spam Plugin or API
SpamFireWall Not in listJun 21, 2026 13:31:31
Security FireWall  Not in list-Get Security Plugin
Block Lists 
-Sign Up for API, Files, DNSBL & Online Access
Type of attacksSpam

Abuse reports

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

Report Abuse activity

Details

Network104.28.152.0/22parent network: 104.28.144.0/20
Network Spam Rate9%
DNS name-
AS number13335
Org nameCloudflare, Inc.
LocationRichmond, British Columbia, Canada
IP Geolocationlat: 49.1689; lon: -123.1442
Address101 Townsend Street CA 94107 San Francisco UNITED STATES
Phone+1-650-319-8
Websitecloudflare.com
AS spam rate0.63%
Websites hosted on 104.28.153.31

spam attacks, abuse log

#Date/ time (GMT)Sender IPSender EmailNicknameAnti-Spam app

104.28.152.0/22 spam active IP addresses

#Address (DNS name)DetectedLast seenAttacked sites
1104.28.154.198Oct 22, 2022 08:55:16Jul 05, 2026 19:57:090
2104.28.155.216Dec 10, 2019 01:09:47Jul 05, 2026 19:38:510
3104.28.154.230Jan 10, 2020 05:09:01Jul 05, 2026 17:23:540
4104.28.155.151Nov 23, 2019 11:37:13Jul 05, 2026 17:17:130
5104.28.155.162Dec 20, 2019 08:55:40Jul 05, 2026 17:06:040
6104.28.154.6Oct 18, 2024 09:20:43Jul 05, 2026 16:06:260
7104.28.155.217Dec 09, 2019 15:05:37Jul 05, 2026 15:54:410
8104.28.154.252Oct 20, 2024 11:10:26Jul 05, 2026 13:23:520
9104.28.154.8Dec 08, 2025 11:03:26Jul 05, 2026 13:15:400
10104.28.154.9Dec 28, 2025 21:10:27Jul 05, 2026 12:45:090

CleanTalk API response

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Frequently Asked Questions About 104.28.153.31

  • Why is this 104.28.153.31 contacting my website?

    This 104.28.153.31 may appear due to bots, crawlers, spam submissions, or automated attacks.

  • Is this 104.28.153.31 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 104.28.153.31?

    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 104.28.153.31. 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 104.28.153.31 is currently performing various types of spam and security attacks on websites.

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