Four new Telnet fingerprints + Four new DNS fingerprints#252

Merged

tsellers-r7 merged 4 commits intomasterfrom unknown repository

Feb 26, 2020

+88

Commits on Jan 29, 2020

Added basic fingerprint for OpenSMTPD detection
brudis-r7
committed

Commits on Feb 6, 2020

fix
brudis-r7
committed
Another Ricoh printer telnet banner, and telnet banners for 2 power meters
brudis-r7
committed

Commits on Feb 9, 2020

Quad9, CleanBrowsing, pi-hole dnsmasq, and keweon DNS
brudis-r7
committed