1. Home
  2. Block Lists
  3. AS21928
  4. 172.56.30.13
Is my IP blacklisted? What is my IP? Report IP address

172.56.30.13 is blacklisted, reported for spam, and brute force attacks


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


Status

ServiceStatusUpdatedNext steps
Anti-SpamBlacklistedNov 04, 2026 04:49:23Get Anti-Spam Plugin or API
SpamFireWall Not in listNov 04, 2026 04:49:23
Security FireWall  Not in list-Get Security Plugin
Block Lists
- Use via API, Files & DNSBL
Type of attacks Spam, BruteForce

Abuse reports

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

Report Abuse activity

Details

Network 172.56.30.0/23 parent network: 172.56.0.0/16
Network Spam Rate 27%
DNS name -
AS number 21928
Org name T-Mobile USA, Inc.
Location New York, New York, United States
IP Geolocation lat: 40.839; lon: -73.946
Address -
Phone -
Website t-mobile.com
AS spam rate 15.85%
Websites hosted on 172.56.30.13

spam attacks, abuse log

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

Brute Force attacks log

Date/time (GMT) IP Nickname Event
Oct 27, 2026 15:35:07 172.56.30.13 ad** invalid_username
Oct 25, 2026 08:12:02 172.56.30.13 mu** invalid_username
Sep 27, 2026 21:48:04 172.56.30.13 27** invalid_username
Sep 27, 2026 04:10:11 172.56.30.13 hoilandspecia***** invalid_username

172.56.30.0/23 spam active IP addresses

# Address (DNS name) Detected Last seen Attacked sites
1 172.56.31.252 Mar 12, 2026 15:37:36 Nov 04, 2026 12:21:03 14
2 172.56.31.162 Nov 24, 2025 01:07:02 Nov 04, 2026 12:14:20 4
3 172.56.31.226 Jan 30, 2026 13:13:59 Nov 04, 2026 11:53:52 6
4 172.56.31.210 Jan 06, 2026 02:30:47 Nov 04, 2026 11:53:52 11
5 172.56.30.45 Mar 11, 2026 04:54:10 Nov 04, 2026 11:37:17 10
6 172.56.31.130 Aug 20, 2026 10:31:42 Nov 04, 2026 11:35:50 19
7 172.56.30.89 Mar 22, 2026 01:46:28 Nov 04, 2026 11:16:32 11
8 172.56.31.193 Jan 13, 2026 18:45:16 Nov 04, 2026 11:10:13 5
9 172.56.30.176 Feb 21, 2026 04:23:08 Nov 04, 2026 11:08:33 18
10 172.56.30.42 Mar 19, 2026 11:18:14 Nov 04, 2026 11:04:09 3

CleanTalk API response

Get these answers on your site — Spam check API from $20/month

Frequently Asked Questions About 172.56.30.13

  • Why is this 172.56.30.13 contacting my website?

    This 172.56.30.13 may appear due to bots, crawlers, spam submissions, or automated attacks.

  • Is this 172.56.30.13 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 172.56.30.13?

    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 172.56.30.13. 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 172.56.30.13 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