51.195.183.100
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.
51.195.183.100 is an IP address from within our whitelist belonging to the subnet 51.195.183.0/24, which we identify as "Ahrefs Crawler".
| ISP | Ahrefs Pte Ltd Dmytro |
|---|---|
| Usage Type | Data Center/Web Hosting/Transit |
| ASN | AS16276 |
| Hostname(s) | proxy-uk003-cip101.ahrefs.net |
| Domain Name | ahrefs.com |
| Country | 🇬🇧 United Kingdom of Great Britain and Northern Ireland |
| City | London, England |
ISP, Usage Type, and Location provided by IPInfo. Updated weekly.
IP Abuse Reports for 51.195.183.100
This IP address has been reported a total of 195 times from 29 distinct sources. 51.195.183.100 was first reported on , and the most recent report was . In the last 60 days, the top reporter locations were: Germany with 7 reports; Ireland with 3 reports; United States of America with 2 reports. The most common categories in these recent reports were: Bad Web Bot 15 times; Brute-Force 4 times; Web App Attack 4 times; DDoS Attack 3 times; Exploited Host 3 times.
| Reporter | IoA Timestamp (UTC) | Comment | Categories | |
|---|---|---|---|---|
| 🇩🇪 palzer.IT |
|
Bad Web Bot | ||
| 🇩🇪 ghostwarriors |
Webpage scraping
|
Brute-Force Bad Web Bot Web App Attack | ||
| 🇺🇸 SX Communications |
|
DDoS Attack Bad Web Bot Exploited Host | ||
| 🇫🇷 ingroscart.it |
(apache-useragents) Failed apache-useragents trigger with match [redacted])
|
Bad Web Bot | ||
| 🇩🇪 palzer.IT |
|
Bad Web Bot | ||
| 🇩🇪 palzer.IT |
|
Bad Web Bot | ||
| 🇩🇪 ghostwarriors |
Webpage scraping
|
Brute-Force Bad Web Bot Web App Attack | ||
| 🇮🇪 Jim Keir |
2026-08-31 03:56:31 51.195.183.100 Bad bot, blocking Mozilla/5.0
|
Bad Web Bot | ||
| 🇩🇪 ghostwarriors |
Webpage scraping
|
Brute-Force Bad Web Bot Web App Attack | ||
| 🇮🇪 Jim Keir |
2026-08-24 11:10:36 51.195.183.100 Bad bot, blocking Mozilla/5.0
|
Bad Web Bot | ||
| 🇬🇧 Mendip_Defender |
|
Bad Web Bot | ||
| 🇩🇪 ghostwarriors |
Webpage scraping
|
Brute-Force Bad Web Bot Web App Attack | ||
| 🇺🇸 SX Communications |
|
DDoS Attack Bad Web Bot Exploited Host | ||
| 🇮🇪 Jim Keir |
2026-08-04 02:00:09 51.195.183.100 Bad bot, blocking Mozilla/5.0
|
Bad Web Bot | ||
| 🇺🇸 SX Communications |
|
DDoS Attack Bad Web Bot Exploited Host |
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