138.97.7.48 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 listMay 10, 2026 23:21:37Get Anti-Spam Plugin or API
SpamFireWall Not in listMay 10, 2026 23:21:37
Security FireWall  Not in list-Get Security Plugin
Block Lists 
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Type of attacksSpam

Abuse reports

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

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Details

Network138.97.4.0/22
Network Spam Rate3%
DNS namecgnat-138-97-7-48.sulnet.net.br
AS number53112
Org nameSULNET TELECOM
LocationSanta Rosa, Rio Grande do Sul, Brazil
IP Geolocationlat: -27.8667; lon: -54.4833
Address-
Phone-
Websitesulnet.net.br
AS spam rate3.87%
Websites hosted on 138.97.7.48Data loading

spam attacks, abuse log

#Date/ time (GMT)Sender IPSender EmailNicknameAnti-Spam app
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138.97.4.0/22 spam active IP addresses

#Address (DNS name)DetectedLast seenAttacked sites
1138.97.5.243Oct 07, 2025 21:14:52May 24, 2026 09:40:000

CleanTalk API response

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Learn more

Frequently Asked Questions About 138.97.7.48

  • Why is this 138.97.7.48 contacting my website?

    This 138.97.7.48 may appear due to bots, crawlers, spam submissions, or automated attacks.

  • Is this 138.97.7.48 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 138.97.7.48?

    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 138.97.7.48. 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 138.97.7.48 is currently performing various types of spam and security attacks on websites.

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