Domain Overview
DNS: ✓ 2d ago
Checker: ✓ 2d ago
mertsheating.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-19 07:53:14 UTC · ↺ Refresh
MX Hostnames
- mertsheating-com.mail.protection.outlook.com
MX Priorities
- mertsheating-com.mail.protection.outlook.com: 0
A / AAAA Records
- 172.67.222.192 (no PTR)
- 104.21.91.148 (no PTR)
- 2606:4700:3037::6815:5b94
- 2606:4700:3033::ac43:dec0
Mail Server IPs
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c91d:: ↩ mail-mw2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com
SOA Record
Raw SOA
jade.ns.cloudflare.com dns.cloudflare.com 2404353716 10000 2400 604800 1800
Primary NS (mname)
jade.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2404353716
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
piotr.ns.cloudflare.com
jade.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +ip4:144.208.71.224 +include:spf.protection.outlook.com +include:sparkpostmail.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
default._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- MS=ms66960894
- google-site-verification=NCjzPmvxRr_D1vbO5kLbt4M_rt0V3-QvD9wQLW1_iBY
- google-site-verification=X_boKgiFOFMQACLndkrId2KSo2w-F5JOsrovJath-lI
- SPFv=spf1 +a +mx +ip4:144.208.71.224 +include:spf.protection.outlook.com +include:sparkpostmail.com -all
- MS=ms15927567
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