AbuseIPDB » 51.89.71.90
51.89.71.90 was found in our database!
This IP was reported 24 times. Confidence of Abuse is 0%: ?
| ISP | Ahrefs Pte Ltd Dmytro |
|---|---|
| Usage Type | Data Center/Web Hosting/Transit |
| ASN | AS16276 |
| Hostname(s) |
proxy-de008-cip11.ahrefs.net |
| Domain Name | ahrefs.com |
| Country | 🇩🇪 Germany |
| City | Frankfurt am Main, Hesse |
IP info including ISP, Usage Type, and Location provided by IPInfo. Updated weekly.
Important Note: 51.89.71.90 is an IP address from within our whitelist belonging to the subnet 51.89.71.80/28, 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 51.89.71.90:
This IP address has been reported a total of 24 times from 15 distinct sources. 51.89.71.90 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 | |
|---|---|---|---|---|
| 🇩🇪 rh24 |
|
Bad Web Bot | ||
| 🇸🇬 anotherwatcher |
bad bot
|
Bad Web Bot | ||
| 🇫🇷 GabrielJST |
|
Bad Web Bot | ||
| 🇩🇪 psauxit |
Fail2Ban - NGINX heavily bad-bot, possible vulnerability scanning and excessive crawling/scraping
|
Bad Web Bot Web App Attack Hacking Web Spam | ||
| Anonymous |
Automated report (2026-08-31T04:51:07+00:00). Scraper detected.
|
Bad Web Bot Open Proxy | ||
| 🇩🇪 4server |
|
Port Scan Brute-Force Web App Attack | ||
| 🇩🇪 ghostwarriors |
Webpage scraping
|
Brute-Force Bad Web Bot Web App Attack | ||
| 🇩🇪 iNetWorker |
trolling for resource vulnerabilities
|
Web App Attack | ||
| Anonymous |
Automated report (2026-08-27T09:21:43+00:00). Scraper detected.
|
Bad Web Bot Open Proxy | ||
| 🇩🇪 netclix.gr |
|
Port Scan | ||
| 🇷🇺 Mga Admin |
|
Web App Attack | ||
| 🇪🇸 librebit |
Brute force
|
Brute-Force | ||
| 🇬🇧 relianoid.com |
404 Errors Abuse detected by Relianoid OSS Load Balancer - relianoid.com
|
Web App Attack | ||
| 🇩🇪 netclix.gr |
|
Port Scan | ||
| Anonymous |
Automated report (2026-08-24T13:30:34+00:00). Scraper detected.
|
Bad Web Bot Open Proxy |
Showing 1 to 15 of 24 reports
Think this IP has been falsely reported? You may request to have the associated reports reviewed and removed. Request Takedown 🚩