Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
zdf.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 07:12:57 UTC · ↺ Refresh
MX Hostnames
- mail.zdf.de
MX Priorities
- mail.zdf.de: 15
A / AAAA Records
- 91.197.29.78 ↩ zproxy.zdf.de
Mail Server IPs
- 194.45.94.190 ↩ mail.zdf.de
SOA Record
Raw SOA
ns01.zdf.de netzwerk.zdf.de 2008116270 900 300 2592000 180
Primary NS (mname)
ns01.zdf.de
Admin Email (rname)
netzwerk@zdf.de
Serial
2008116270
Refresh
900s
Retry
300s
Expire
2592000s
Minimum TTL
180s
Nameservers (NS)
a11-65.akam.net
ns01.zdf.de
a9-66.akam.net
a10-64.akam.net
ns02.zdf.de
a14-66.akam.net
a22-67.akam.net
a1-107.akam.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf1.zdf.de include:spf.protection.outlook.com include:spf.nl2go.com include:spf.mailjet.com include:spf-005ffa01.pphosted.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;rua=mailto:[email protected];ruf=mailto:[email protected];fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
11 records- teamviewer-sso-verification=0a46b98a110a4950a4773ead0ebca2bb
- ZOOM_verify_Wllf7UjIfNGKc1zFRX8GZ6
- SPFv=spf1 include:spf1.zdf.de include:spf.protection.outlook.com include:spf.nl2go.com include:spf.mailjet.com include:spf-005ffa01.pphosted.com -all
- facebook-domain-verification=hb6wb986e73ua5fwxn6t9zfqjq9olp
- MS=ms99553264
- PpqfBkv+dNIvCFJd0nfjMUbz3VsCR9SPUxxjKGuEAtR1e7LaxStzU5+T/RpgnH3OdqEYJQqmcV3DiEDSesw8Hw==
- google-site-verification=MOFvgZPijgADlwMs-EP7lm6BTgGVRhkbX5t8BdG61nQ
- 0F5FDAA57CC54669BF2D9F3181A7AA1733267250C947FFE163DCC0FD6E518079
- _2ocfue7miy9iq62raa7ci5vj6r3i0xa
- apple-domain-verification=lVOPviAnVo9tQfOE
- miro-verification=7d15c328d1c85b596fe22b6e31bb66591b1752c3
Full email verification for zdf.de
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