2606:4700:20::681a:a89
2606:4700:20::681a:b89
2606:4700:20::ac43:49f1

mx: us-smtp-inbound-1.mimecast.com.
mx: us-smtp-inbound-2.mimecast.com.
ns: becky.ns.cloudflare.com.
ns: curt.ns.cloudflare.com.