Title: DNS Prefetch Last modified: September 26, 2017 --- # DNS Prefetch * Resolved [ryanllogan](https://wordpress.org/support/users/ryanllogan/) * (@ryanllogan) * [8 years, 7 months ago](https://wordpress.org/support/topic/dns-prefetch/) * Not listed in Changelog. What return should we expect from toggling this on? Does it eliminate plugins such as the below? * [https://wordpress.org/plugins/simple-dns-prefetch/](https://wordpress.org/plugins/simple-dns-prefetch/) * Thank you, Ryan Viewing 3 replies - 1 through 3 (of 3 total) * Thread Starter [ryanllogan](https://wordpress.org/support/users/ryanllogan/) * (@ryanllogan) * [8 years, 7 months ago](https://wordpress.org/support/topic/dns-prefetch/#post-9533524) * I dropped some external domains that were being referenced, just to test and it broke my site. It could very well be one of the domains I put in. Again, need some guidance on how to use this new option. * fonts.googleapis.com badges.gravityscan.com checkout.stripe.com fonts.gstatic. com * Thread Starter [ryanllogan](https://wordpress.org/support/users/ryanllogan/) * (@ryanllogan) * [8 years, 7 months ago](https://wordpress.org/support/topic/dns-prefetch/#post-9603289) * 3 weeks? My last 2 tickets going ignored. You there Jody? * Plugin Author [hosting.io](https://wordpress.org/support/users/pigeonhut/) * (@pigeonhut) * [8 years, 6 months ago](https://wordpress.org/support/topic/dns-prefetch/#post-9627585) * You will be pleased to know, have finally started on docs. * The option actually works as follows: For each domain added in “Prefetch host list” the code removes the protocol (“[http://”](http://”); or “[https://”](https://”);) because doesn’t need and add a meta tag in HTML following the format: * * It’s a very basic and simple feature. For more info on how it works: [https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-DNS-Prefetch-Control](https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-DNS-Prefetch-Control). Viewing 3 replies - 1 through 3 (of 3 total) The topic ‘DNS Prefetch’ is closed to new replies. * ![](https://ps.w.org/wp-disable/assets/icon-128x128.jpg?rev=1616150) * [Reduce HTTP Requests, Disable Emojis & Disable Embeds, Speedup WooCommerce](https://wordpress.org/plugins/wp-disable/) * [Frequently Asked Questions](https://wordpress.org/plugins/wp-disable/#faq) * [Support Threads](https://wordpress.org/support/plugin/wp-disable/) * [Active Topics](https://wordpress.org/support/plugin/wp-disable/active/) * [Unresolved Topics](https://wordpress.org/support/plugin/wp-disable/unresolved/) * [Reviews](https://wordpress.org/support/plugin/wp-disable/reviews/) * 3 replies * 2 participants * Last reply from: [hosting.io](https://wordpress.org/support/users/pigeonhut/) * Last activity: [8 years, 6 months ago](https://wordpress.org/support/topic/dns-prefetch/#post-9627585) * Status: resolved