AS174 Cogent Communications

Abuse reported against IP addresses announced by autonomous system 174. If you run this network, the addresses below are a good place to start an abuse investigation.

In the last 30 days, 167 IP addresses in AS174 Cogent Communications were reported for abuse, in 440 reports altogether. 6 of them (3%) have a confidence score of 75 or more and are on the default blocklist. The most common reasons were Bad Web Bot, Web Spam and Port Scan. Most of them are in United States.

167addresses reported, 30 days

6on the default blocklist (75+)

440reports against them

2 hsince the latest report

Most reported addresses

Address	Score	Reports	Categories	Last seen
🇺🇸207.90.244.3	77	12	DNS Poisoning FTP Brute-Force Phishing Open Proxy Web Spam Email Spam Port Scan Hacking SQL Injection Spoofing Brute-Force Bad Web Bot Exploited Host Web App Attack SSH Mail Server Attack Vulnerability Scan Malware Distribution Command & Control API Abuse HTTP Flood Fake Accounts Telnet Abuse	8 h
🇺🇸207.90.244.11	77	12	DNS Poisoning FTP Brute-Force Phishing Open Proxy Web Spam Email Spam Port Scan Hacking SQL Injection Spoofing Brute-Force Bad Web Bot Exploited Host Web App Attack SSH Mail Server Attack Vulnerability Scan Malware Distribution Command & Control API Abuse HTTP Flood Fake Accounts Telnet Abuse	8 h
🇺🇸207.90.244.5	75	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	8 h
🇺🇸207.90.244.4	75	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	8 h
🇺🇸207.90.244.14	75	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	8 h
🇺🇸207.90.244.12	75	11	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	8 h
🇺🇸207.90.244.6	72	12	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	8 h
🇺🇸207.90.244.25	71	15	DNS Poisoning FTP Brute-Force Phishing Open Proxy Web Spam Email Spam Port Scan Hacking SQL Injection Spoofing Brute-Force Bad Web Bot Exploited Host Web App Attack SSH Mail Server Attack Vulnerability Scan Malware Distribution Command & Control API Abuse HTTP Flood Fake Accounts Telnet Abuse	8 h
🇺🇸207.90.244.2	71	9	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	10 h
🇺🇸207.90.244.28	70	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	8 h
🇺🇸207.90.244.26	70	9	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	8 h
🇺🇸207.90.244.20	70	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	8 h
🇺🇸207.90.244.18	70	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	8 h
🇨🇦38.103.158.153	69	9	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	10 h
🇺🇸207.90.244.13	68	13	DNS Poisoning FTP Brute-Force Phishing Open Proxy Web Spam Email Spam Port Scan Hacking SQL Injection Spoofing Brute-Force Bad Web Bot Exploited Host Web App Attack SSH Mail Server Attack Vulnerability Scan Malware Distribution Command & Control API Abuse HTTP Flood Fake Accounts Telnet Abuse	8 h
🇺🇸207.90.244.27	66	11	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	8 h
🇺🇸207.90.244.22	66	11	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	8 h
🇺🇸207.90.244.19	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	8 h
🇺🇸207.90.244.10	65	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	10 h
🇨🇿149.6.24.245	62	8	DNS Poisoning Phishing Web Spam Email Spam Port Scan Hacking SQL Injection Spoofing Bad Web Bot Exploited Host Web App Attack SSH Mail Server Attack Vulnerability Scan Malware Distribution Command & Control API Abuse Fake Accounts Telnet Abuse	8 h

What they were reported for

Where they are

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 8 minutes ago.