AS17511 OPTAGE Inc.

Abuse reported against IP addresses announced by autonomous system 17511. If you run this network, the addresses below are a good place to start an abuse investigation.

In the last 30 days, 19 IP addresses in AS17511 OPTAGE Inc. were reported for abuse, in 51 reports altogether. None of them has a confidence score high enough for the default blocklist yet. The most common reasons were Bad Web Bot, SSH and Port Scan. Most of them are in Japan.

19addresses reported, 30 days

0on the default blocklist (75+)

51reports against them

1 hsince the latest report

Most reported addresses

Address	Score	Reports	Categories	Last seen
🇯🇵2001:ce8:125:16a7:3019:55ac:4eec:2083	26	2	DNS Poisoning SQL Injection Bad Web Bot Exploited Host SSH Vulnerability Scan Malware Distribution Command & Control API Abuse Fake Accounts Telnet Abuse	29 h
🇯🇵180.146.4.205	18	3	Brute-Force SSH Malware Distribution	1 h
🇯🇵150.66.115.118	18	3	Brute-Force SSH Malware Distribution	1 h
🇯🇵150.66.102.50	18	3	Brute-Force SSH Malware Distribution	1 h
🇯🇵128.22.4.79	18	3	Brute-Force SSH Malware Distribution	1 h
🇯🇵128.22.151.215	18	3	Brute-Force SSH Malware Distribution	1 h
🇯🇵121.82.228.165	18	3	Brute-Force SSH Malware Distribution	1 h
🇯🇵121.80.66.51	18	3	Brute-Force SSH Malware Distribution	1 h
🇯🇵101.142.97.238	18	3	Brute-Force SSH Malware Distribution	1 h
🇯🇵121.80.240.142	14	2	Web Spam Port Scan Bad Web Bot	12 h
🇯🇵180.147.86.156	14	2	Web Spam Port Scan Bad Web Bot	12 h
🇯🇵119.228.73.27	14	3	Web Spam Port Scan Bad Web Bot	12 h
🇯🇵219.75.131.231	14	3	Web Spam Port Scan Bad Web Bot	16 h
🇯🇵150.66.76.179	14	3	Web Spam Port Scan Bad Web Bot	16 h
🇯🇵121.86.206.98	14	3	Web Spam Port Scan Bad Web Bot	16 h
🇯🇵121.86.206.97	14	3	Web Spam Port Scan Bad Web Bot	16 h
🇯🇵182.166.180.194	14	3	Web Spam Port Scan Bad Web Bot	16 h
🇯🇵180.144.81.224	12	1	Web Spam Port Scan Bad Web Bot	2 d
🇯🇵58.188.96.82	11	2	Hacking Vulnerability Scan	7 h

What they were reported for

Where they are

🇯🇵 Japan19

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 49 minutes ago.