These servers have been deprecated by AhaDNS Blitz. You can read more about Blitz here.
DNS Stamps encode all the parameters required to connect to a secure DNS server as a single string.
Think about stamps as QR code, but for DNS. They can be used with the DNSCrypt-Proxy client among others.
sdns://AgMAAAAAAAAACTUuMi43NS43NQARZG9oLm5sLmFoYWRucy5uZXQKL2Rucy1xdWVyeQ
sdns://AgMAAAAAAAAAFlsyYTA0OjUyYzA6MTAxOjc1Ojo3NV0AEWRvaC5ubC5haGFkbnMubmV0Ci9kbnMtcXVlcnk
sdns://AgMAAAAAAAAADTQ1LjY3LjIxOS4yMDgAEWRvaC5sYS5haGFkbnMubmV0Ci9kbnMtcXVlcnk
sdns://AgMAAAAAAAAAFlsyYTA0OmJkYzc6MTAwOjcwOjo3MF0AEWRvaC5sYS5haGFkbnMubmV0Ci9kbnMtcXVlcnk
sdns://AgMAAAAAAAAACTUuMi43NS43NQARZG9oLm5sLmFoYWRucy5uZXQKL2Rucy1xdWVyeQ
sdns://AgMAAAAAAAAAFlsyYTA0OjUyYzA6MTAxOjc1Ojo3NV0AEWRvaC5ubC5haGFkbnMubmV0Ci9kbnMtcXVlcnk
sdns://AgMAAAAAAAAADTQ1Ljc5LjEyMC4yMzMAEWRvaC5pbi5haGFkbnMubmV0Ci9kbnMtcXVlcnk
sdns://AgMAAAAAAAAAF1syNDAwOjg5MDQ6ZTAwMTo0Mzo6NDNdABFkb2guaW4uYWhhZG5zLm5ldAovZG5zLXF1ZXJ5
sdns://AgMAAAAAAAAADTQ1LjY3LjIxOS4yMDgAEWRvaC5sYS5haGFkbnMubmV0Ci9kbnMtcXVlcnk
sdns://AgMAAAAAAAAAFlsyYTA0OmJkYzc6MTAwOjcwOjo3MF0AEWRvaC5sYS5haGFkbnMubmV0Ci9kbnMtcXVlcnk
sdns://AgMAAAAAAAAADjE4NS4yMTMuMjYuMTg3ABFkb2gubnkuYWhhZG5zLm5ldAovZG5zLXF1ZXJ5
sdns://AgMAAAAAAAAAE1syYTBkOjU2MDA6MzM6Mzo6M10AEWRvaC5ueS5haGFkbnMubmV0Ci9kbnMtcXVlcnk
sdns://AgMAAAAAAAAADDQ1LjYzLjMwLjE2MyA-GhoPbFPz6XpJLVcIS1uYBwWe4FerFQWHb9g_2j24OBVkb2guZWFzdGF1LnBpLWRucy5jb20KL2Rucy1xdWVyeQ
sdns://AgMAAAAAAAAAF1syMDAxOjE5ZjA6NTgwMTpiN2M6OjFdID4aGg9sU_PpekktVwhLW5gHBZ7gV6sVBYdv2D_aPbg4FWRvaC5lYXN0YXUucGktZG5zLmNvbQovZG5zLXF1ZXJ5
sdns://AgMAAAAAAAAADDY2LjQyLjMzLjEzNSA-GhoPbFPz6XpJLVcIS1uYBwWe4FerFQWHb9g_2j24OBVkb2guZWFzdGFzLnBpLWRucy5jb20KL2Rucy1xdWVyeQ
sdns://AgMAAAAAAAAAGFsyMDAxOjE5ZjA6NzAwMToyMjVkOjoxXSA-GhoPbFPz6XpJLVcIS1uYBwWe4FerFQWHb9g_2j24OBVkb2guZWFzdGFzLnBpLWRucy5jb20KL2Rucy1xdWVyeQ