Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
stroeer.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 02:43:13 UTC · ↺ Refresh
MX Hostnames
- stroeer-com.mail.protection.outlook.com
MX Priorities
- stroeer-com.mail.protection.outlook.com: 0
A / AAAA Records
- 172.66.149.109 (no PTR)
- 104.20.21.143 (no PTR)
- 2606:4700:10::ac42:956d
- 2606:4700:10::6814:158f
Mail Server IPs
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
- 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:ca09::7 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:ca04::e ↩ mail-db8pr02cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
gordon.ns.cloudflare.com dns.cloudflare.com 2399513438 10000 2400 604800 1800
Primary NS (mname)
gordon.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399513438
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
gordon.ns.cloudflare.com
maria.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.retarus.com include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected],mailto:[email protected]; adkim=r; aspf=r; pct=100;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
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- google-site-verification=L7BU--weue1ePOnZkclgzoPdKw6rJLfrlPxQ3I1Ru54
- SPFv=spf1 include:_spf.retarus.com include:spf.protection.outlook.com -all
- T+cVk0er9SRIpXXF9D/nSgSNdJPlpg8kbTRXQVhzONGH2VG6VB/2EOhS6S0F6b3weVUEsZ53FDawNPDBso2T2A==
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