There’s No Stopping Bad Behavior A problem you will have with both robots.txt and the robots tag is that these instructions cannot enforce their directives. While Google and Bing will certainly respect your instructions, someone using Screaming Frog, Xenu, or their own custom site crawler can simply ignore disallow and noindex directives. … [Read more...] about Have You Considered Privacy Issues When Using Robots.txt & The Robots Meta Tag?
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What does happen, though, is that the IT or other departments are looking at the bandwidth by robot and they see a bot they don’t know well using up a lot of bandwidth as it crawls your site. Since they don’t know what it is, they block the bot. This will cause a large drop in landing page quality scores. … [Read more...] about What PPC Practitioners Should Know About Robots.txt Files
Business models are changing, and publishers need a protocol to express permissions of access and use that is flexible and extensible as new business models arise. ACAP will be entirely agnostic with respect to business models, but will ensure that revenues can be distributed appropriately. ACAP presents a win win for the whole online publishing community with the promise of more high quality content and more innovation and investment in the online publishing sector. ACAP is for the large as well as the small and even the individuals. It will benefit all content providers whether they are working alone or through publishers. A future without publishers willing and able to invest in high quality content and get a return on that investment is a future without high-quality content on the net. … [Read more...] about ACAP Versus Robots.txt For Controlling Search Engines
User-Agent: the robot the following rule applies to (e.g. “Googlebot,” etc.) Disallow: the pages you want to block the bots from accessing (as many disallow lines as needed) Noindex: the pages you want a search engine to block AND not index (or de-index if previously indexed). Unofficially supported by Google; unsupported by Yahoo and Live Search. Each User-Agent/Disallow group should be separated by a blank line; however no blank lines should exist within a group (between the User-agent line and the last Disallow). The hash symbol (#) may be used for comments within a robots.txt file, where everything after # on that line will be ignored. May be used either for whole lines or end of lines. Directories and filenames are case-sensitive: “private”, “Private”, and “PRIVATE” are all uniquely different to search engines. … [Read more...] about A Deeper Look At Robots.txt
Why are the search engines coming together to talk about their varied support for traditional methods for blocking access to web content? A Microsoft spokesperson told me that while robots.txt has been the de facto standard for some time, the search engines had never come together to detail how they support it and said the aim is to “make REP more intuitive and friendly to even more publishers on the web.” Google similarly said that “doing a joint post allows webmasters to see how we all honor REP directives, the majority of which are identical, but we also call out those that are not used by all of us.” … [Read more...] about Yahoo!, Google, Microsoft Clarify Robots.txt Support