Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cemplas.co.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 12:08:04 UTC · ↺ Refresh
MX Hostnames
- cemplas-co-uk.mail.protection.outlook.com
MX Priorities
- cemplas-co-uk.mail.protection.outlook.com: 0
A / AAAA Records
- 159.89.248.85 (no PTR)
Mail Server IPs
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
- 52.101.73.24 ↩ mail-as8pr05cu00300.inbound.protection.outlook.com
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09:: ↩ mail-am3pr04cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
- 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com
SOA Record
Raw SOA
ns.mainnameserver.com hostmaster.mainnameserver.com 2024120538 10800 600 2419200 3600
Primary NS (mname)
ns.mainnameserver.com
Admin Email (rname)
hostmaster@mainnameserver.com
Serial
2024120538
Refresh
10800s
Retry
600s
Expire
2419200s
Minimum TTL
3600s
Nameservers (NS)
ns2.mainnameserver.com
ns.mainnameserver.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.uk.exclaimer.net include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;pct=100;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
1 record- SPFv=spf1 include:spf.uk.exclaimer.net include:spf.protection.outlook.com -all
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