Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mdr.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 10:31:20 UTC · ↺ Refresh
MX Hostnames
- mdr-de.mail.protection.outlook.com
MX Priorities
- mdr-de.mail.protection.outlook.com: 50
A / AAAA Records
- 193.22.36.128 ↩ www.mdr.de
Mail Server IPs
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
- 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
- 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
- 2a01:111:f403:ca09::b ↩ mail-am7pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com
- 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
SOA Record
Raw SOA
hinkelstein1.mdr.de hostmaster.mdr.de 2026031900 86400 7200 3600000 1200
Primary NS (mname)
hinkelstein1.mdr.de
Admin Email (rname)
hostmaster@mdr.de
Serial
2026031900
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
1200s
Nameservers (NS)
hinkelstein2.mdr.de
deneb.dfn.de
news.uni-leipzig.de
hinkelstein.mdr.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.mailjet.com mx ip4:193.22.38.208 ip4:193.22.38.102 ip4:193.22.38.202 ip4:193.22.38.108 ip4:193.22.36.203 ip4:193.22.38.214 ip4:193.22.38.213 include:spf.crsend.com include:spf.de.umantis.com include:spf.protection.outlook.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; pct=100; sp=none; aspf=r; adkim=r
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
default._domainkey
s1._domainkey
s2._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
8 records- adobe-idp-site-verification=6cbe650e-3a64-4581-bdfc-9b3c7589a607
- _skcm5cag6m61k9gssldv84mbdzze4mq
- MS=D52204395B54B8B5A318CD163CA4DE8AE0B9E95A
- SPFv=spf1 include:spf.mailjet.com mx ip4:193.22.38.208 ip4:193.22.38.102 ip4:193.22.38.202 ip4:193.22.38.108 ip4:193.22.36.203 ip4:193.22.38.214 ip4:193.22.38.213 include:spf.crsend.com include:spf.de.umantis.com include:spf.protection.outlook.com -all
- KbN5J07Yk+IXEgg7DjsDcS83C0a9erBXQQhWEX+r8+y6pC5plYzz2FQBPX0Na1mXurfKQYgBx3+GdXn+DzYeAQ==
- google-site-verification=Qhbbe-tipZqafNBwnrP3D5P0odm3vI4c0Lj6VaKzwLY
- HARICA-qKL8wXVW8e4dbSoJtqX
- apple-domain-verification=J0yuzFV6I1rnCIbz
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