DNS
Email Routing - DNS settings
email_routing.dns.get(DNSGetParams**kwargs) -> DNSGetResponse
GET/zones/{zone_id}/email/routing/dns
Enable Email Routing
email_routing.dns.create(DNSCreateParams**kwargs) -> Settings
POST/zones/{zone_id}/email/routing/dns
Unlock Email Routing
email_routing.dns.edit(DNSEditParams**kwargs) -> Settings
PATCH/zones/{zone_id}/email/routing/dns
Disable Email Routing
email_routing.dns.delete(DNSDeleteParams**kwargs) -> Settings
DELETE/zones/{zone_id}/email/routing/dns