Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rfl.co.uk
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-28 05:45:20 UTC · ↺ Refresh
MX Hostnames
- eu-smtp-inbound-1.mimecast.com
- eu-smtp-inbound-2.mimecast.com
MX Priorities
- eu-smtp-inbound-2.mimecast.com: 10
- eu-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 213.171.195.105 ↩ mail.domain-holding.co.uk
Mail Server IPs
- 91.220.42.201 ↩ eu-smtp-inbound-2.mimecast.com
- 195.130.217.241 ↩ eu-smtp-inbound-2.mimecast.com
- 195.130.217.201 ↩ eu-smtp-inbound-2.mimecast.com
- 91.220.42.241 ↩ eu-smtp-inbound-1.mimecast.com
- 195.130.217.211 ↩ eu-smtp-inbound-1.mimecast.com
- 91.220.42.211 ↩ eu-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
ns1.livedns.co.uk admin.rfl.co.uk 1673201682 10800 3600 604800 3600
Primary NS (mname)
ns1.livedns.co.uk
Admin Email (rname)
admin@rfl.co.uk
Serial
1673201682
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns3.livedns.co.uk
ns1.livedns.co.uk
ns2.livedns.co.uk
SPF Record
✓ Strict (-all)
v=spf1 a mx include:spf.protection.outlook.com include:eu._netblocks.mimecast.com include:spf.uk.exclaimer.net include:_spf.mailgun.org include:_spf.elasticemail.com -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- apple-domain-verification=1yQeq5zGD9WbJyPq
- MS=ms28955504
- h7rilf7vr19csb90v8kqqtm0jp
- SPFv=spf1 a mx include:spf.protection.outlook.com include:eu._netblocks.mimecast.com include:spf.uk.exclaimer.net include:_spf.mailgun.org include:_spf.elasticemail.com -all
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