Add as212 thingy server as example
Add as212 thingy server as example

FiloSottile/dns,bragr/dns,ym/go-dns,Git-Host/dns,tsenart/dns,skynet/dns,modulexcite/dns,janstk/dns,josephyzhou/dns,letsencrypt/dns,bboreham/dns,jmhodges/dns,benbearchen/dns,ErikDubbelboer/dns,jdef/dns,asergeyev/dns,tonnerre/golang-dns,cloudflare/dns,ezoic/dns,AlexCheong/dns,Psiphon-Inc/dns,curtiszimmerman/dns,hugozhu/dns,michaelharo/dns,skyportsystems/dns,flebarbe/dns,miekg/dns,tempbottle/dns,rolandshoemaker/dns