AbuseIPDB » 51.75.236.139
51.75.236.139 was found in our database!
This IP was reported 310 times. Confidence of Abuse is 0%: ?
| ISP | Ahrefs Pte Ltd Dmytro |
|---|---|
| Usage Type | Data Center/Web Hosting/Transit |
| ASN | AS16276 |
| Hostname(s) |
proxy-fr001-san139.ahrefs.net |
| Domain Name | ahrefs.com |
| Country | 🇫🇷 France |
| City | Lille, Hauts-de-France |
IP info including ISP, Usage Type, and Location provided by IPInfo. Updated weekly.
Important Note: 51.75.236.139 is an IP address from within our whitelist belonging to the subnet 51.75.236.128/27, which we identify as: "Ahrefs Crawler".
Whitelisted netblocks are typically owned by trusted entities, such as Google or Microsoft who may use them for search engine spiders. However, these same entities sometimes also provide cloud servers and mail services which are easily abused. Pay special attention when trusting or distrusting these IPs.
IP Abuse Reports for 51.75.236.139:
This IP address has been reported a total of 310 times from 50 distinct sources. 51.75.236.139 was first reported on , and the most recent report was .
Recent Reports: We have received reports of abusive activity from this IP address within the last week. It is potentially still actively engaged in abusive activities.
| Reporter | IoA Timestamp (UTC) | Comment | Categories | |
|---|---|---|---|---|
| 🇩🇪 ghostwarriors |
Webpage scraping
|
Brute-Force Bad Web Bot Web App Attack | ||
| 🇪🇸 librebit |
Brute force
|
Brute-Force | ||
| 🇨🇦 Mediashaker |
|
Bad Web Bot | ||
| 🇩🇪 ghostwarriors |
Webpage scraping
|
Brute-Force Bad Web Bot Web App Attack | ||
| 🇩🇪 rh24 |
|
Bad Web Bot | ||
| 🇧🇷 ICS Labs |
ICS Labs identified 51.75.236.139 as a malicious indicator from threat intelligence.
|
DDoS Attack Hacking Brute-Force Exploited Host | ||
| 🇮🇪 Jim Keir |
2026-06-11 10:47:21 51.75.236.139 Bad bot, blocking Mozilla/5.0
|
Bad Web Bot | ||
| 🇮🇪 Jim Keir |
2026-06-10 07:43:09 51.75.236.139 Bad bot, blocking Mozilla/5.0
|
Bad Web Bot | ||
| 🇩🇪 HandyTreff.de |
|
Web App Attack Bad Web Bot | ||
| 🇩🇪 rh24 |
|
Bad Web Bot | ||
| 🇸🇬 anotherwatcher |
bad bot
|
Bad Web Bot | ||
| Anonymous |
Automated report (2026-06-05T14:46:54+00:00). Scraper detected.
|
Bad Web Bot Open Proxy | ||
| 🇪🇸 librebit |
Brute force
|
Brute-Force | ||
| 🇩🇪 rh24 |
|
Bad Web Bot | ||
| 🇩🇪 ghostwarriors |
Webpage scraping
|
Brute-Force Bad Web Bot Web App Attack |
Showing 1 to 15 of 310 reports
Think this IP has been falsely reported? You may request to have the associated reports reviewed and removed. Request Takedown 🚩