Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
citymd.net
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 08:42:48 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-2.mimecast.com: 10
- us-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 192.30.101.51 ↩ host51.citymd.com
Mail Server IPs
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
ns1-06.azure-dns.com cloud-dns-hostmaster.google.com 1 21600 3600 259200 300
Primary NS (mname)
ns1-06.azure-dns.com
Admin Email (rname)
cloud-dns-hostmaster@google.com
Serial
1
Refresh
21600s
Retry
3600s
Expire
259200s
Minimum TTL
300s
Nameservers (NS)
ns4-06.azure-dns.info
ns1-06.azure-dns.com
ns2-06.azure-dns.net
ns3-06.azure-dns.org
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=b5xja5j7._spf._d.mim.ec
📊 DNS lookups: 1/10
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 6 found
google._domainkey
default._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
19 records- MS=ms46023175
- abuseipdb-verification=2wI5clXb
- box-domain-verification=5ff1cc5e266a06733e4fa706c7cab7aca99160ad3046d0a827463f65ed945e07
- SPFv=spf1 redirect=b5xja5j7._spf._d.mim.ec
- _globalsign-domain-verification=B6E7FxobF751AGLpV2tonRDQst_OividWHo8VjxZIF
- smartsheet-site-validation=mJKiMdbQs5FfQOifOShB5nHVx-bh9FVY
- google-site-verification=GlXLEvMP5q0j95FW86AX76dny9--oKluWbK3Lvf5IzA
- google-site-verification=PpkX_6ZWJh07YjgLyFx8MdPo_8JwRXil6YN9NSv1VB0
- knowbe4-site-verification=8743ba04f7bf7c13155f7c89d4cdcda8
- atlassian-domain-verification=QL60rupAN4sZwfaDreAh15CBohWrnVTZM8hb06AhYKW3NulCA6im9Pv0VJv0C8wK
- teamviewer-sso-verification=5759e99a0cab49c59df219068fe2ba31
- 2396939
- google-site-verification=nqbLufLH1R7NwXmKA8FJY-w9cKhdOC7xb3H_GDB_5iA
- google-gws-recovery-domain-verification=51648785
- e2ma-verification=kl0fb
- fHWGGQ181a%QTo4ecE$$B9j*Y4odRc$gIyPGp7j%FrIBz4uyNLeJMsbTeSayhjdzy2%GxmUa7LXy73XSu4STYjiTbML!kbv^vcR
- google-site-verification=y9qfrz1SI2wjLdVyReYFjZLd3mZ8odWTHQ5TusdryGk
- apple-domain-verification=h7otoAwaITb3m3BC
- adobe-idp-site-verification=ef7694fae98564b98dace417731b90aa7f56d91b671c1615bd7cf396a1959667
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