New PowerDNS service: get coordinates for every IPv4 address:
$ dig -t txt https://t.co/gBtMoc9U69 +short
Based on @maxmind data. Uses reversed IP address, so this is 18.104.22.168.
— Bert Hubert ?? (@PowerDNS_Bert) December 24, 2017
Hopefully the country code will also be included, but this is an interesting way of using DNS as a directory service with public data.