Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
daharrison.co.uk
Yes
✓ Yes
Symantec
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-28 18:52:24 UTC · ↺ Refresh
MX Hostnames
- cluster8.eu.messagelabs.com
- cluster8a.eu.messagelabs.com
MX Priorities
- cluster8a.eu.messagelabs.com: 10
- cluster8.eu.messagelabs.com: 5
A / AAAA Records
- 78.159.101.157 ↩ opal9.opalstack.com
Mail Server IPs
- 34.91.159.228 ↩ 228.159.91.34.bc.googleusercontent.com
- 195.245.230.198 ↩ mail856.messagelabs.com
- 85.158.142.216 ↩ mail840.messagelabs.com
- 85.158.142.211 ↩ mail835.messagelabs.com
- 195.245.231.71 ↩ mail875.messagelabs.com
- 195.245.230.195 ↩ mail853.messagelabs.com
- 195.245.231.66 ↩ mail871.messagelabs.com
SOA Record
Raw SOA
ns1126.ui-dns.de hostmaster.1and1.com 2014102317 28800 7200 604800 300
Primary NS (mname)
ns1126.ui-dns.de
Admin Email (rname)
hostmaster@1and1.com
Serial
2014102317
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1126.ui-dns.org
ns1126.ui-dns.biz
ns1126.ui-dns.de
ns1126.ui-dns.com
SPF Record
✓ Strict (-all)
v=spf1 a ip4:78.159.101.157 ip4:81.136.230.7 include:spf.protection.outlook.com include:_spf.rtisp.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400;rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
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- SPFv=spf1 a ip4:78.159.101.157 ip4:81.136.230.7 include:spf.protection.outlook.com include:_spf.rtisp.net -all
- apple-domain-verification=oZiENwqXKs8Ly2nQ
- MS=ms74174158
Full email verification for daharrison.co.uk
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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