Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
praxis-am-stadtpark.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 10:27:19 UTC · ↺ Refresh
MX Hostnames
- postlaube.de
MX Priorities
- postlaube.de: 10
A / AAAA Records
- 185.163.116.237 ↩ postlaube.de
Mail Server IPs
- 185.163.116.237 ↩ postlaube.de
SOA Record
Raw SOA
ns1.schnurrkrampf.de chefsache.praxis-am-stadtpark.com 2024070701 300 3600 604800 540
Primary NS (mname)
ns1.schnurrkrampf.de
Admin Email (rname)
chefsache@praxis-am-stadtpark.com
Serial
2024070701
Refresh
300s
Retry
3600s
Expire
604800s
Minimum TTL
540s
Nameservers (NS)
ns1.schnurrkrampf.de
ns2.schnurrkrampf.de
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:185.163.116.237 ip4:5.9.139.107 ip4:188.68.62.37 ip6:2a03:4000:6:d104::1 ip6:2a03:4000:6:d104::42 a:ns1.schnurrkrampf.de +a:postlaube.de +a:securesmtprelay.t-online.de +a:customer-relay1.web-server.biz -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine; adkim=s; aspf=s;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
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
3 records- 42
- google-site-verification=ecYbB1WZpsiJnlEFC2baVKDVj5M0rWdcbjWAkCZ0b3A
- SPFv=spf1 a mx ip4:185.163.116.237 ip4:5.9.139.107 ip4:188.68.62.37 ip6:2a03:4000:6:d104::1 ip6:2a03:4000:6:d104::42 a:ns1.schnurrkrampf.de +a:postlaube.de +a:securesmtprelay.t-online.de +a:customer-relay1.web-server.biz -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 praxis-am-stadtpark.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits