172.121.138.54 reported for spam


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


Status

ServiceStatusUpdatedNext steps
Anti-SpamBlacklistedOct 07, 2026 08:11:07Get Anti-Spam Plugin or API
SpamFireWall BlacklistedOct 07, 2026 08:11:07
Security FireWall  Not in list-Get Security Plugin
Block Lists
Data loading
-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

Network172.121.138.0/24
Network Spam Rate64%
DNS name-
AS number398781
Org nameOCULUS NETWORKS INC
LocationUnited States
IP Geolocationlat: 37.751; lon: -97.822
Address-
Phone-
Websitegmail.com
AS spam rate63.52%
Websites hosted on 172.121.138.54Data loading

spam attacks, abuse log

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

172.121.138.0/24 spam active IP addresses

#Address (DNS name)DetectedLast seenAttacked sites
1172.121.138.132Dec 28, 2025 11:42:13Oct 07, 2026 14:58:456
2172.121.138.249Jan 01, 2026 19:49:34Oct 07, 2026 14:55:275
3172.121.138.12Jan 01, 2026 09:21:39Oct 07, 2026 14:44:025
4172.121.138.244Jan 03, 2026 10:14:48Oct 07, 2026 14:39:037
5172.121.138.247Jan 31, 2026 04:11:59Oct 07, 2026 14:25:035
6172.121.138.33Dec 30, 2025 10:15:08Oct 07, 2026 14:17:235
7172.121.138.223May 16, 2023 07:28:33Oct 07, 2026 14:08:015
8172.121.138.227Dec 30, 2025 13:22:38Oct 07, 2026 14:06:026
9172.121.138.106Dec 30, 2025 18:27:42Oct 07, 2026 13:45:196
10172.121.138.40Jan 07, 2026 01:17:32Oct 07, 2026 13:19:534

CleanTalk API response

Data loading

Learn more

Frequently Asked Questions About 172.121.138.54

  • Why is this 172.121.138.54 contacting my website?

    This 172.121.138.54 may appear due to bots, crawlers, spam submissions, or automated attacks.

  • Is this 172.121.138.54 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 172.121.138.54?

    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 172.121.138.54. 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 172.121.138.54 is currently performing various types of spam and security attacks on websites.

waves

Your Website Deserves Better Protection

Eliminate spam before it even reaches your inbox.

Get Anti-Spam