Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ssmithaccountants.co.uk
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 02:54:05 UTC · ↺ Refresh
MX Hostnames
- uk-esec-02.heimdalsecurity.com
- uk-esec-01.heimdalsecurity.com
MX Priorities
- uk-esec-02.heimdalsecurity.com: 20
- uk-esec-01.heimdalsecurity.com: 10
A / AAAA Records
- 13.248.213.45 ↩ a67c48129651a0940.awsglobalaccelerator.com
- 76.223.67.189 ↩ a67c48129651a0940.awsglobalaccelerator.com
Mail Server IPs
- 172.166.114.49 ↩ uk-esec-01.heimdalsecurity.com
- 172.166.114.48 ↩ uk-esec-01.heimdalsecurity.com
SOA Record
Raw SOA
ns55.domaincontrol.com dns.jomax.net 2024101002 28800 7200 604800 600
Primary NS (mname)
ns55.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2024101002
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns55.domaincontrol.com
ns56.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf-esec-uk.heimdalsecurity.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 include:spf.protection.outlook.com include:spf-esec-uk.heimdalsecurity.com -all
- MS=ms49970525
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