Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
annington.co.uk
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-24 00:21:56 UTC · ↺ Refresh
MX Hostnames
- eu-smtp-inbound-1.mimecast.com
- eu-smtp-inbound-2.mimecast.com
MX Priorities
- eu-smtp-inbound-1.mimecast.com: 10
- eu-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 51.140.229.121 (no PTR)
Mail Server IPs
- 91.220.42.211 ↩ eu-smtp-inbound-1.mimecast.com
- 91.220.42.241 ↩ eu-smtp-inbound-2.mimecast.com
- 195.130.217.201 ↩ eu-smtp-inbound-2.mimecast.com
- 91.220.42.201 ↩ eu-smtp-inbound-2.mimecast.com
- 195.130.217.211 ↩ eu-smtp-inbound-2.mimecast.com
- 195.130.217.241 ↩ eu-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
ns1-38.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-38.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns4-38.azure-dns.info
ns1-38.azure-dns.com
ns2-38.azure-dns.net
ns3-38.azure-dns.org
SPF Record
✓ Strict (-all)
v=spf1 include:mail.zendesk.com include:eu._netblocks.mimecast.com include:spf-uk.emailsignatures365.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- SPFv=spf1 include:mail.zendesk.com include:eu._netblocks.mimecast.com include:spf-uk.emailsignatures365.com -all
- DKIMv=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCFvywkxHaDZDu7+D6YidnTHcD499Euud2MFrpkQc7rR8YGcQwxBqf1kJmZnOdf0RFJPf61O0lcZyAQM4Ji45kDfbZOOoIrZyikVGNUg7mkDOmqXG99jKCKP4vrrNcSwk3eTaB02KGg+JTf79q27BSo4AZzs0Ez8jNTmbqCnhRNSwIDAQAB
- MS=3742C6589FBC27A508C882E4FFC0670E33C2D271
- 0ed1fe018af07d16064e0845498a02440a397bbac0
Full email verification for annington.co.uk
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits