Hi, Comcast DNS servers (75.75.75.75, 75.75.76.76) seem to be down. Web pages were suck at dns resolution phase, switching to Google DNS solved the problem immediately. Tested from San Francisco. sajal@sajal-lappy:~$ mtr --report 75.75.75.75 Start: Mon Jun 1 20:03:02 2015 HOST: sajal-lappy Loss% Snt Last Avg Best Wrst StDev 1.|-- 10.0.1.1 0.0% 10 1.2 3.1 1.0 5.9 1.2 2.|-- 50.174.142.1 0.0% 10 15.9 20.7 14.6 49.7 10.4 3.|-- te-0-7-0-5-sur03.sffolsom 0.0% 10 16.9 24.1 16.4 54.6 11.6 4.|-- be-209-ar01.santaclara.ca 0.0% 10 18.2 33.4 17.0 146.1 39.9 5.|-- he-0-14-0-0-ar01.sfsutro. 0.0% 10 22.4 26.9 20.0 42.9 6.8 6.|-- te-9-4-ur01-d.sanjose.ca. 0.0% 10 22.9 23.1 20.6 28.4 2.0 7.|-- te-8-2-ur01-d.sanjose.ca. 0.0% 10 21.5 23.4 20.6 29.2 3.1 8.|-- cdns01.comcast.net 0.0% 10 32.2 47.3 20.5 89.7 29.0 sajal@sajal-lappy:~$ dig google.com @75.75.75.75 ; <<>> DiG 9.9.5-3ubuntu0.2-Ubuntu <<>> google.com @75.75.75.75 ;; global options: +cmd ;; connection timed out; no servers could be reached sajal@sajal-lappy:~$ https://pulse.turbobytes.com/results/556d1b32ecbe4023eb0000ab/ - Using our tool we see timeout from Seattle and Mountain View. Is this a national level outage or something? -Sajal