171.251.239.241 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 listOct 29, 2026 07:46:34Get Anti-Spam Plugin or API
SpamFireWall Not in listOct 29, 2026 07:46:34
Security FireWall  Not in list-Get Security Plugin
Block Lists
Data loading
- Use via API, Files & DNSBL
Type of attacks Spam

Abuse reports

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

Report Abuse activity

Details

Network 171.251.236.0/22 parent network: 171.251.224.0/20
Network Spam Rate 24%
DNS name dynamic-ip-adsl.viettel.vn
AS number 7552
Org name Viettel Group
Location Ho Chi Minh City, Ho Chi Minh, Vietnam
IP Geolocation lat: 10.822; lon: 106.6257
Address -
Phone -
Website viettel.com.vn
AS spam rate 3.05%
Websites hosted on 171.251.239.241 Data loading

spam attacks, abuse log

# Date/ time (GMT) Sender IP Sender Email Nickname Anti-Spam app
Data loading

171.251.236.0/22 spam active IP addresses

# Address (DNS name) Detected Last seen Attacked sites
1 171.251.238.164 (dynamic-ip-adsl.viettel.vn) Jan 22, 2026 23:36:03 Nov 12, 2026 09:05:46 73
2 171.251.237.70 (dynamic-ip-adsl.viettel.vn) Nov 06, 2021 11:58:53 Nov 12, 2026 08:21:00 8
3 171.251.237.127 (dynamic-adsl.viettel.vn) Oct 07, 2023 16:50:57 Nov 12, 2026 08:12:59 8
4 171.251.238.53 (dynamic-ip-adsl.viettel.vn) Sep 03, 2021 00:11:46 Nov 12, 2026 07:40:15 61
5 171.251.237.213 (dynamic-ip-adsl.viettel.vn) Sep 17, 2022 19:00:20 Nov 12, 2026 04:52:21 8
6 171.251.238.182 (dynamic-ip-adsl.viettel.vn) Dec 25, 2020 15:05:05 Nov 12, 2026 03:19:22 5
7 171.251.238.197 (dynamic-ip-adsl.viettel.vn) Nov 29, 2025 10:22:01 Nov 11, 2026 22:41:16 4
8 171.251.237.141 (dynamic-ip-adsl.viettel.vn) Jun 10, 2021 06:35:58 Nov 11, 2026 21:24:59 7
9 171.251.237.206 (dynamic-ip-adsl.viettel.vn) Nov 03, 2020 23:22:29 Nov 11, 2026 16:54:04 6
10 171.251.237.44 (dynamic-ip-adsl.viettel.vn) Jan 14, 2021 05:39:17 Nov 11, 2026 13:50:22 10

Frequently Asked Questions About 171.251.239.241

  • Why is this 171.251.239.241 contacting my website?

    This 171.251.239.241 may appear due to bots, crawlers, spam submissions, or automated attacks.

  • Is this 171.251.239.241 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 171.251.239.241?

    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 171.251.239.241. 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 171.251.239.241 is currently performing various types of spam and security attacks on websites.

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