Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
derhaeuptling.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 22:39:26 UTC · ↺ Refresh
MX Hostnames
- derhaeuptling-de.mail.protection.outlook.com
MX Priorities
- derhaeuptling-de.mail.protection.outlook.com: 10
A / AAAA Records
- 172.67.213.241 (no PTR)
- 104.21.23.217 (no PTR)
- 2606:4700:3035::6815:17d9
- 2606:4700:3033::ac43:d5f1
Mail Server IPs
- 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
- 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
- 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
- 2a01:111:f403:ca04::b ↩ mail-dbbpr03cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca04::f ↩ mail-db7pr03cu00507.inbound.protection.outlook.com
- 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
bart.ns.cloudflare.com dns.cloudflare.com 2400270790 10000 2400 604800 1800
Primary NS (mname)
bart.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400270790
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
bart.ns.cloudflare.com
dayana.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.routing.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=none; rua=mailto:[email protected],mailto:[email protected],mailto:[email protected],mailto:[email protected],mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; aspf=r; fo=1; pct=100;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected],mailto:[email protected],mailto:[email protected],mailto:[email protected],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 include:spf.protection.outlook.com include:spf.routing.net -all
- apple-domain-verification=3CrQR4XOYTiCRsub
- google-site-verification=r4vwBzRJ6yV8VnXqjdiH_QWHEYa7dqY4aMi1Kqih-uQ
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