IP info including ISP, Usage Type, and Location provided
by IPInfo. Updated weekly.
Important Note: 51.89.38.140 is an IP address from within
our whitelist belonging to the subnet
51.89.38.128/28,
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.
This IP address has been reported a total of
6
times from
4 distinct
sources.
51.89.38.140 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.
[AUTORAVALT][[25/08/2026 - 09:06:22 -03:00 UTC]
Attack from [51.89.38.140][proxy-de000-cip13.ahrefs. ...
show more[AUTORAVALT][[25/08/2026 - 09:06:22 -03:00 UTC]
Attack from [51.89.38.140][proxy-de000-cip13.ahrefs.net]
Action: BLocKed
Bad Web Bot -> Webpage scraping (email extraction, content, etc.) crawlers that do not respect robots.txt. Excessive requests and user agent spoofing.
]
...
show less
(PERMBLOCK) 51.89.38.140 (GB/United Kingdom/proxy-de000-cip13.ahrefs.net) has had more than 2 temp b ...
show more(PERMBLOCK) 51.89.38.140 (GB/United Kingdom/proxy-de000-cip13.ahrefs.net) has had more than 2 temp blocks in the last 604800 secs; Ports: *; Direction: inout; Trigger: LF_PERMBLOCK_COUNT; Logs:
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(apache-useragents) Failed apache-useragents trigger with match [redacted] from 51.89.38.140 (GB/Uni ...
show more(apache-useragents) Failed apache-useragents trigger with match [redacted] from 51.89.38.140 (GB/United Kingdom/proxy-de000-cip13.ahrefs.net)
show less
Bad Web Bot
Showing 1 to
6
of 6 reports
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