Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
maag-maag.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 11:50:59 UTC · ↺ Refresh
MX Hostnames
- mx.sk-datentechnik.com
- mforward.dtag.de
MX Priorities
- mforward.dtag.de: 10
- mx.sk-datentechnik.com: 5
A / AAAA Records
- 212.185.173.19 ↩ skserver19.sk-datentechnik.com
- 2003:47:805b::19 (no PTR)
Mail Server IPs
- 194.25.242.123 ↩ mforward.dtag.de
- 212.185.173.22 ↩ mx.sk-datentechnik.com
SOA Record
Raw SOA
ns.sk-datentechnik.com technik.sk-datentechnik.com 2026031901 28800 7200 604800 86400
Primary NS (mname)
ns.sk-datentechnik.com
Admin Email (rname)
technik@sk-datentechnik.com
Serial
2026031901
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns.sk-datentechnik.com
pns.dtag.de
secondary006.dtag.net
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a:mx.sk-datentechnik.com ip4:80.151.117.110 ip4:212.185.173.19 ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; adkim=s; aspf=s; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 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
1 record- SPFv=spf1 mx a:mx.sk-datentechnik.com ip4:80.151.117.110 ip4:212.185.173.19 ~all
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 maag-maag.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits