Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sdz-medien.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 04:37:43 UTC · ↺ Refresh
MX Hostnames
- sdzmedien-de0i.mail.protection.outlook.com
MX Priorities
- sdzmedien-de0i.mail.protection.outlook.com: 5
A / AAAA Records
- 185.76.237.177 (no PTR)
- 2a00:1c98:60:1390::a754:89f9 (no PTR)
Mail Server IPs
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
SOA Record
Raw SOA
ns.kunde24.de tbr.sdz-medien.de 2026031701 40000 7200 604800 180
Primary NS (mname)
ns.kunde24.de
Admin Email (rname)
tbr@sdz-medien.de
Serial
2026031701
Refresh
40000s
Retry
7200s
Expire
604800s
Minimum TTL
180s
Nameservers (NS)
ns.kunde24.de
ns2.kunde24.de
SPF Record
✓ Strict (-all)
v=spf1 ip4:193.23.251.57 ip4:193.23.251.59 ip4:46.229.17.5 ip4:82.98.73.78 ip4:46.4.114.195 ip4:185.15.192.203 ip4:185.175.196.147 a:emita.mittwald.de include:agenturserver.de include:ihr-familienportal.de include:ihr-trauerportal.de include:spf.crsend.com include:spf.protection.outlook.com include:spf.emailsignatures365.com -all
📊 DNS lookups: 7/10
✓ 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
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
7 records- MS=8B3C3A4A5ED848EA7A02EBFAA6F6347E2D4CE525
- sophos-domain-verification=00f9ccf7c460da66443bc58a8598467170db6bda5d56405799f1edd9d4663923
- apple-domain-verification=lcwSHxuiSxuxstEb
- MS=ms82064525
- have-i-been-pwned-verification=4c1493fe541170e52173cdbe3ab28fdf
- SPFv=spf1 ip4:193.23.251.57 ip4:193.23.251.59 ip4:46.229.17.5 ip4:82.98.73.78 ip4:46.4.114.195 ip4:185.15.192.203 ip4:185.175.196.147 a:emita.mittwald.de include:agenturserver.de include:ihr-familienportal.de include:ihr-trauerportal.de include:spf.crsend.com include:spf.protection.outlook.com include:spf.emailsignatures365.com -all
- adobe-idp-site-verification=9d383b60f591ed8b7fec5d5470c14675f8bf8bc4a39fdb068d0009cbb57811b9
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for sdz-medien.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits