In simple terms, cloaking means showing different content to users than GoogleBot. This can be easily done by checking the Googlebot IP address or user-agent and feeding with different content. Many webmasters does not realize using some forum plugins that forces the users to register or login to view the content can be a cloaking violation.

The best way to verify that a request actually comes from Googlebot is to use a reverse DNS lookup on the source IP of the request. Googlebot and all respectable search engine bots will respect the directives in robots.txt, but some nogoodniks and spammers do not. Nov 21, 2017 · Google does not share lists of IP addresses that the various Googlebots use since these addresses change often. To find out if a real Googlebot visits your site, you can do a reverse IP lookup. Spammer or fakers can easily spoof a user-agent name, but not an IP address. Here’s Google’s example of verifying the validity of a Googlebot. The IP ranges used by Googlebot. The following IP ranges are used by Googlebot while it crawls the Internet: Sep 20, 2006 · The common request we hear is to post a list of Googlebot IP addresses in some public place. The problem with that is that if/when the IP ranges of our crawlers change, not everyone will know to check. In fact, the crawl team migrated Googlebot IPs a couple years ago and it was a real hassle alerting webmasters who had hard-coded an IP range. ID IP Address Organization Country State City Timezone Browser Operating System Bot/spider; 1: Googlebot: United States - - - - - - America/Chicago May 25, 2016 · Geo-distributed crawling: Googlebot appears to be using IP addresses based outside the USA, in addition to the longstanding IP addresses Googlebot uses that appear to be based in the USA. Language-dependent crawling: Googlebot crawls with an Accept-Language field set in the HTTP header. Jul 19, 2012 · Googlebot has a very distinct way of identifying itself. It uses a specific user agent, it arrives from IP addresses that belong to Google and always adheres to the robots.txt (the crawling instructions that website owner provide to such bots)..

Mar 18, 2018 · To help you do that, here is the list of common search engine robot IP addresses. Search Engine Robot IP Addresses. Please let us know if the list is out-of-date, or if you have any suggestion to improve this list. Google : Googlebot ( is an IP address located in Mountain View, California, US that is assigned to Googlebot (ASN: 15169). Due to this IP addresses' location, it is based on the "America/Chicago" timezone. This IP address ( is a proxy connection and is associated with recent SPAM blacklist activity or IP Abuse Reports for This IP address has been reported a total of 70 times from 9 distinct sources. was first reported on October 17th 2018, and the most recent report was 4 months ago. Old Reports: The most recent abuse report for this IP address is from 4 months ago. It is possible that this IP is no longer involved In order to fetch from the "official" Googlebot IP range, the bot has to respect robots.txt and our internal hostload conventions so that Google doesn't crawl you too hard. And also see this from CloudFlare, which I'm assuming refers in part to the "internal hostload conventions" that Google mentions have been established I’ve got a question concerning the ip blocking. 2 Weeks ago my wordpress page has been hacked and now I decided to use WP-Cerber. But not Cerber is logging in ther activity section that the following IP Adress is blocked: 24. January 2018, 9:51AM Reason: Probing for vulnerable PHP code - IP Address Location Lookup For (Googlebot ) In United States - Find Whois IP and location from any IP and Domain with free IP Locator Tool.

Run a reverse DNS lookup on the ip address provided. Verify that the domain name is a subdomain of either or Run a forward DNS lookup on the host name returned from step 1 and verify it matches the original ip address. Why is it important to verify Googlebot? IP Info - The lookup details for the requested IP located in United States are purely informative. Although we try to be precise with the lookup location and other details regarding a certain IP or domain we cannot guarantee 100% accuracy. May 14, 2019 · All crawlers were identified with compatible UA strings and IP addresses, corresponding to their official documentation and the ASN of the companies to which they belong. Have fixes been implemented for all rules related to fake bots? The 100035_BETA (temporarily made available during the incident) only covered the Googlebot. So I’ve had a site thats been under a pretty heavy load lately. I have a dedicated server with a VERY respectable stats, with only 2 sites on it. Both of these sites are protected via Cloudflare. For the last few weeks, my dedicated server, which usually runs at about a .9 1 minute average, has been running at anywhere between 30-70 constantly, for a couple of weeks. Yesterday, I finally had