I run a small web crawler and had to decide on what user agent to use for it. Lists of crawler agents as well as Wikipedia suggest the following format: examplebot/1.2 ...
My logs are full of bot visitors, often from Eastern Europe and China. The bots are identified as Ahrefs, Seznam, LSSRocketCrawler, Yandex, Sogou and so on. Should I block these bots from my site and ...
Although I put a row for Yandex into my robots.txt file, sometimes Yandex indexes my website aggressively. So I hard coded a part and check for user agent, and serve cached file if user agent is like ...
I'm getting several invalid requests from a "BingPreview" user agent. The complete user agent header is: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/534+ (KHTML, like Gecko) BingPreview/1.0b The ...
Here are a bunch of examples: http://www.botsvsbrowsers.com/listings.asp?search=asktbtrl I would've guessed an Ask.com-related bot, but apparently not according to their FAQ.
I have a site that, for regulatory reasons, may not be indexed or searched automatically. This means that we need to keep all robots away and prevent them from spidering the site. Obviously we've had ...
I am seeing a lot of traffic to my website from user agent Issbot. This certainly looks like a bot, but is not listed in the www.user-agents.org listing, and I have not been able to find anything ...
There is Ask bot, which sets this header: Mozilla/2.0 (compatible; Ask Jeeves/Teoma) Considering this, I have the following questions: If I'm writing a web crawler named Goofy, what user agent ...
We had some serious issues with Yahoo's (incredibly) badly written spider in the past, and as a result we blocked them. Marco Arment of Tumblr also shared his frustrations with us on 8/31/2009, which ...