AbuseIPDB » 51.81.104.42
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.
51.81.104.42 is an IP address from within our whitelist belonging to the subnet 51.81.104.32/28, which we identify as "Ahrefs Crawler".
IP info including ISP, Usage Type, and Location provided by IPInfo. Updated weekly.
Top Reporter Countries (Last 60 Days)
Example preview
Report Categories (Last 60 Days)
Example previewIP Abuse Reports for 51.81.104.42:
This IP address has been reported a total of 21 times from 14 distinct sources. 51.81.104.42 was first reported on , and the most recent report was . In the last 60 days, the top reporter locations were: Germany with 13 reports; France with 3 reports; United States of America with 2 reports. The most common categories in these recent reports were: Bad Web Bot 15 times; Port Scan 4 times; Brute-Force 4 times; Web App Attack 3 times; Hacking 1 time; Other 2 times.
| Reporter | IoA Timestamp (UTC) | Comment | Categories | |
|---|---|---|---|---|
| 🇩🇪 Hazzard |
(apache-useragents) Failed apache-useragents trigger with match [redacted]): (CF_ENABLE)
|
Bad Web Bot | ||
| 🇩🇪 rh24 |
|
Bad Web Bot | ||
| 🇩🇪 palzer.IT |
|
Bad Web Bot | ||
| 🇺🇸 etu brutus |
51.81.104.42 Blocked by [Attack Vector List]
...
|
Hacking Brute-Force Exploited Host | ||
| 🇩🇪 DocNetzwerk |
|
Bad Web Bot | ||
| Anonymous |
Scanner hitting /robots.txt on www.daloncorp.eu (OUL-16) — aaguard
|
Brute-Force Port Scan | ||
| 🇨🇦 Mediashaker |
|
Bad Web Bot | ||
| 🇫🇷 ingroscart.it |
(apache-useragents) Failed apache-useragents trigger with match [redacted])
|
Bad Web Bot | ||
| 🇩🇪 ghostwarriors |
Webpage scraping
|
Brute-Force Bad Web Bot Web App Attack | ||
| 🇩🇪 rh24 |
|
Bad Web Bot | ||
| 🇩🇪 netclix.gr |
|
Port Scan | ||
| 🇺🇸 ChamberofCommerce.com |
|
Bad Web Bot | ||
| 🇩🇪 ghostwarriors |
Webpage scraping
|
Brute-Force Bad Web Bot Web App Attack | ||
| 🇩🇪 Hazzard |
(apache-useragents) Failed apache-useragents trigger with match [redacted]): (CF_ENABLE)
|
Bad Web Bot | ||
| 🇫🇷 ingroscart.it |
(apache-useragents) Failed apache-useragents trigger with match [redacted])
|
Bad Web Bot |
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