This is great simple way to get off of your ISP’s dns, e.g. stop them redirecting you to their search partner when you typo. And very handy if you’re working with DNS or changing webhosts, in that a quick sudo killall dnscache clears out your cache so you can see the new site right away.<\/p>\n
#install daemontools (djb does crazy things with symlinks – trust me when I say you want this package installed and built under \/usr\/local)
\nyum install gcc
\ncd \/usr\/local\/src
\nwget wget http:\/\/cr.yp.to\/daemontools\/daemontools-0.76.tar.gz
\ntar zxf daemontools-0.76.tar.gz
\npushd admin\/daemontools-0.76
\nvi src\/conf-cc # append gcc line with this: -include \/usr\/include\/errno.h
\n.\/package\/install
\npopd<\/p>\n
#install ucspi
\nwget http:\/\/cr.yp.to\/ucspi-tcp\/ucspi-tcp-0.88.tar.gz
\ntar zxf ucspi-tcp-0.88.tar.gz
\npushd ucspi-tcp-0.88
\nvi conf-cc # append gcc line with this: -include \/usr\/include\/errno.h
\nmake setup check
\npopd<\/p>\n
#install djbdns
\nwget http:\/\/cr.yp.to\/djbdns\/djbdns-1.05.tar.gz
\ntar zxf djbdns-1.05.tar.gz
\npushd djbdns-1.05
\nvi conf-cc # append gcc line with this: -include \/usr\/include\/errno.h
\nmake setup check
\npopd<\/p>\n
#install a local dns server for looking up addresses
\nuseradd -d \/var\/dnscache -s \/bin\/false dnscache
\nuseradd -d \/var\/dnscache -s \/bin\/false dnslog
\nrm \/var\/dnscache\/.bash*
\ndnscache-conf dnscache dnslog \/var\/dnscache 127.0.0.1
\ntouch \/var\/dnscache\/root\/ip\/127.0.0.1
\nln -sf \/var\/dnscache \/service\/<\/p>\n
#update the root nameservers that dnscache above uses
\nyum install bind-utils
\nfor file in `dig |grep root-servers.net|awk '{ print $5 }'`;do host $file;done|grep -v IPv6|grep -v mail|grep -v pointer|awk '{ print $4 }'|sort -n > \/var\/dnscache\/root\/servers\/@<\/p>\n
#setup svscan
\n# this next line is for centos and kin (ubuntu doesn’t seem to have \/etc\/inittab
\nvi \/etc\/inittab # get rid of this line: SV:123456:respawn:\/command\/svscanboot
\n# the next 5 lines are for both centos and kin, and for ubuntu and kin
\necho " start on runlevel [12345]" > \/etc\/init\/svscan.conf
\necho "respawn" >> \/etc\/init\/svscan.conf
\necho "exec \/command\/svscanboot" >> \/etc\/init\/svscan.conf
\ninitctl reload-configuration
\ninitctl start svscan<\/p>\n
The above is a copy from my other post: http:\/\/rln.d13dns.com\/2014\/07\/20\/new-vps-with-centos-6-for-tinydns-secondary\/<\/p>\n
Others have also talked about setting up dnscache:
\nhttp:\/\/packetnexus.com\/2010\/12\/how-to-install-djbs-dnscache-on-ubuntu-10-10\/<\/p>\n","protected":false},"excerpt":{"rendered":"
This is great simple way to get off of your ISP’s dns, e.g. stop them redirecting you to their search partner when you typo. And very handy if you’re working with DNS or changing webhosts, in that a quick sudo killall dnscache clears out your cache so you can see […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[25,40,41,72],"class_list":["post-29","post","type-post","status-publish","format-standard","hentry","category-rln","tag-centos6","tag-djbdns","tag-dnscache","tag-local-nameserver-on-linux"],"_links":{"self":[{"href":"https:\/\/randomlinuxnotes.d13.com\/index.php?rest_route=\/wp\/v2\/posts\/29","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/randomlinuxnotes.d13.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/randomlinuxnotes.d13.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/randomlinuxnotes.d13.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/randomlinuxnotes.d13.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=29"}],"version-history":[{"count":0,"href":"https:\/\/randomlinuxnotes.d13.com\/index.php?rest_route=\/wp\/v2\/posts\/29\/revisions"}],"wp:attachment":[{"href":"https:\/\/randomlinuxnotes.d13.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=29"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/randomlinuxnotes.d13.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=29"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/randomlinuxnotes.d13.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=29"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}