$ nslookup mafreebox.freebox.fr

Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
Name:	mafreebox.freebox.fr
Address: 212.27.38.253
Name:	mafreebox.freebox.fr
Address: fd0f:ee:b0::1

$ firewall-cmd –list-all

public (active)
  target: default
  icmp-block-inversion: no
  interfaces: wlp2s0
  sources: 
  services: dhcpv6-client mdns ssh
  ports: 
  protocols: 
  masquerade: no
  forward-ports: 
  source-ports: 
  icmp-blocks: 
  rich rules: 
	rule family="ipv4" source address="212.27.38.253" protocol value="udp" accept