Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
frontier-estates.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 18:38:47 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
- 185.151.30.159 ↩ 185-151-30-159.ptr4.stackcp.net
Mail Server IPs
- 195.130.217.201 ↩ eu-smtp-inbound-1.mimecast.com
- 91.220.42.241 ↩ eu-smtp-inbound-2.mimecast.com
- 195.130.217.211 ↩ eu-smtp-inbound-2.mimecast.com
- 195.130.217.241 ↩ eu-smtp-inbound-2.mimecast.com
- 91.220.42.201 ↩ eu-smtp-inbound-2.mimecast.com
- 91.220.42.211 ↩ eu-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
ns1.interdns.co.uk hostmaster.interdns.co.uk 1752689294 3600 600 604800 86400
Primary NS (mname)
ns1.interdns.co.uk
Admin Email (rname)
hostmaster@interdns.co.uk
Serial
1752689294
Refresh
3600s
Retry
600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns4.interdns.co.uk
ns2.interdns.co.uk
ns1.interdns.co.uk
ns3.interdns.co.uk
SPF Record
✓ Soft Fail (~all)
v=spf1 include:eu._netblocks.mimecast.com include:_spf.interdns.co.uk mx a ptr ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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
3 records- 0ed1fe018a2cc63ae7a6c94306ab6f58cfe4b359f1
- SPFv=spf1 include:eu._netblocks.mimecast.com include:_spf.interdns.co.uk mx a ptr ~all
- _9lrpj8dafyztkrtqcjj8lmf8mmadmla
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