I've lived in the Philippines for awhile, and the big telcom here, PLDT, has terrible DNS. t.co links are the most obvious point of contention, where they just

I've lived in the Philippines for awhile, and the big telcom here, PLDT, has terrible DNS. t.co links are the most obvious point of contention, where they just won't resolve 90% of the time. It's incredibly obnoxious, especially on a mobile device where DNS settings aren't (easily) exposed.