AS6389 AT&T Enterprises, LLC

Abuse reported against IP addresses announced by autonomous system 6389. If you run this network, the addresses below are a good place to start an abuse investigation.

In the last 30 days, 4 IP addresses in AS6389 AT&T Enterprises, LLC were reported for abuse, in 27 reports altogether. None of them has a confidence score high enough for the default blocklist yet. The most common reasons were Command & Control, Telnet Abuse and SQL Injection. Most of them are in United States.

4addresses reported, 30 days

0on the default blocklist (75+)

27reports against them

4 hsince the latest report

Most reported addresses

Address	Score	Reports	Categories	Last seen
🇺🇸74.255.67.50	66	10	DNS Poisoning FTP Brute-Force Phishing Open Proxy Web Spam Port Scan Hacking SQL Injection Brute-Force Bad Web Bot Exploited Host Web App Attack SSH Vulnerability Scan Malware Distribution Command & Control API Abuse HTTP Flood Fake Accounts Telnet Abuse	6 h
🇺🇸72.157.222.56	44	7	DNS Poisoning Web Spam Port Scan Hacking SQL Injection Bad Web Bot Exploited Host SSH Vulnerability Scan Malware Distribution Command & Control API Abuse Fake Accounts Telnet Abuse	4 h
🇺🇸74.255.169.85	26	6	DNS Poisoning Web Spam Port Scan SQL Injection Bad Web Bot Exploited Host SSH Vulnerability Scan Malware Distribution Command & Control API Abuse Fake Accounts Telnet Abuse	10 h
🇺🇸98.79.158.81	17	4	DNS Poisoning Phishing Email Spam SQL Injection Spoofing Bad Web Bot Exploited Host SSH Mail Server Attack Vulnerability Scan Malware Distribution Command & Control API Abuse Fake Accounts Telnet Abuse	5 d

What they were reported for

Where they are

🇺🇸 United States4

Block them

The blocklist holds every address with a confidence of 75 or more, in nine formats for firewalls, web servers and SIEMs. Download it with a free API key:

curl -s "https://isipsafe.com/api/v1/blocklist?key=$ISIPSAFE_KEY&format=txt"

See the integration guides for nginx, fail2ban, pfSense, MikroTik and more, or the API reference.

Figures cover the last 30 days and are refreshed hourly; last updated 31 minutes ago.