AbuseIPDB » 51.75.236.143
51.75.236.143 was found in our database!
This IP was reported 267 times. Confidence of Abuse is 0%: ?
| ISP | Ahrefs Pte Ltd Dmytro |
|---|---|
| Usage Type | Data Center/Web Hosting/Transit |
| ASN | AS16276 |
| Hostname(s) |
proxy-fr001-san143.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: 51.75.236.143 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 51.75.236.143:
This IP address has been reported a total of 267 times from 41 distinct sources. 51.75.236.143 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 | |
|---|---|---|---|---|
| 🇮🇪 Jim Keir |
2026-05-31 13:58:27 51.75.236.143 Bad bot, blocking Mozilla/5.0
|
Bad Web Bot | ||
| 🇩🇪 ghostwarriors |
Webpage scraping
|
Brute-Force Bad Web Bot Web App Attack | ||
| 🇩🇪 rh24 |
|
Bad Web Bot | ||
| 🇩🇪 Hazzard |
(apache-useragents) Failed apache-useragents trigger with match [redacted]): (CF_ENABLE)
|
Bad Web Bot | ||
| 🇳🇱 GabrielJST |
|
Bad Web Bot | ||
| 🇩🇪 DocNetzwerk |
|
Bad Web Bot | ||
| 🇫🇮 kumiko |
[2026-05-23 08:19:52] Persistent attack/probing over several days.
|
Port Scan Brute-Force Bad Web Bot | ||
| 🇫🇮 kumiko |
|
Bad Web Bot Web App Attack | ||
| 🇫🇮 kumiko |
|
Bad Web Bot Web App Attack | ||
| 🇫🇮 kumiko |
|
Bad Web Bot Web App Attack | ||
| 🇫🇮 kumiko |
|
Bad Web Bot Web App Attack | ||
| 🇫🇮 kumiko |
|
Bad Web Bot Web App Attack | ||
| 🇫🇮 kumiko |
|
Bad Web Bot Web App Attack | ||
| 🇮🇪 Jim Keir |
2026-05-21 12:58:37 51.75.236.143 Bad bot, blocking Mozilla/5.0
|
Bad Web Bot | ||
| 🇫🇮 kumiko |
|
Bad Web Bot Web App Attack |
Showing 1 to 15 of 267 reports
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