Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sixt.co.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-30 06:54:35 UTC · ↺ Refresh
MX Hostnames
- sixt-co-uk.mail.protection.outlook.com
MX Priorities
- sixt-co-uk.mail.protection.outlook.com: 0
A / AAAA Records
- 52.223.9.45 ↩ a7433f32c9d32243a.awsglobalaccelerator.com
- 35.71.186.182 ↩ a7433f32c9d32243a.awsglobalaccelerator.com
Mail Server IPs
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
- 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
SOA Record
Raw SOA
b.ns14.net domain-support.internetx.com 2026032301 7200 3600 604800 14400
Primary NS (mname)
b.ns14.net
Admin Email (rname)
domain-support@internetx.com
Serial
2026032301
Refresh
7200s
Retry
3600s
Expire
604800s
Minimum TTL
14400s
Nameservers (NS)
b.ns14.net
c.ns14.net
d.ns14.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.salesforce.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; adkim=r; aspf=r
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
7 records- s88j4y66x8tk4t5s9km1957yddybyz0s
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.salesforce.com -all
- facebook-domain-verification=8rilmdblvp3vhqz9dwm7rn6yf2hjge
- qjfnm4m2907dtjw0dnpjjq7bngs05spg
- google-site-verification=RfeLTHNTKdleLWZwYdK6c1PHgTlBKrS38d6kUX8yQUc
- google-site-verification=Ev86JXn0WnnCg0YFOVpjfbLpPM15GDkyu2np3ntUG1s
- MS=ms56321190
Full email verification for sixt.co.uk
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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