Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
simplygreatbritain.co.uk
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-14 02:42:48 UTC · ↺ Refresh
MX Hostnames
- mail.simplygreatbritain.co.uk
MX Priorities
- mail.simplygreatbritain.co.uk: 10
A / AAAA Records
- 23.236.62.147 ↩ 147.62.236.23.bc.googleusercontent.com
Mail Server IPs
- 79.170.40.10 ↩ mail10.extendcp.co.uk
SOA Record
Raw SOA
ns1.greenwebhost.net hostmaster.mainnameserver.com 2025050549 10800 600 2419200 3600
Primary NS (mname)
ns1.greenwebhost.net
Admin Email (rname)
hostmaster@mainnameserver.com
Serial
2025050549
Refresh
10800s
Retry
600s
Expire
2419200s
Minimum TTL
3600s
Nameservers (NS)
ns2.greenwebhost.net
ns1.greenwebhost.net
SPF Record
✓ Strict (-all)
v=spf1 include:secureserver.net exists:%{i}.mta.spf.extendcp.co.uk exists:%{i}.web.spf.extendcp.co.uk include:soverin.net -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 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
1 record- SPFv=spf1 include:secureserver.net exists:%{i}.mta.spf.extendcp.co.uk exists:%{i}.web.spf.extendcp.co.uk include:soverin.net -all
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