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DNS Over TLS

DNS over TLS (DoT) is a security protocol for encrypting and wrapping Domain Name System (DNS) queries and answers via the Transport Layer Security (TLS) protocol. (Wikipedia)

Our DoT Servers

Hostname for TLS Authentication

dot.sb or dns.sb

TLS Port

853

IPv4

185.222.222.222
45.11.45.11

IPv6

2a09::
2a11::

IPv6 with Full Address

2a09:0000:0000:0000:0000:0000:0000:0000
2a11:0000:0000:0000:0000:0000:0000:0000

PEM / CRT File

dns.sb.crt

SPKI Pin

amEjS6OJ74LvhMNJBxN3HXxOMSWAriaFoyMQn/Nb5FU=

You can generate and verify SPKI PIN with the following command:

echo | openssl s_client -connect 185.222.222.222:853 2>/dev/null | openssl x509 -pubkey -noout | openssl pkey -pubin -outform der | openssl dgst -sha256 -binary | openssl enc -base64

Example Configurations

Unbound

unbound.conf

Nebulo (Android App)

The server is included in this app. Download it, open the server list at the bottom right and select DNS.SB