Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
osteopathie-schramm.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 02:24:52 UTC · ↺ Refresh
MX Hostnames
- osteopathie-schramm.de
MX Priorities
- osteopathie-schramm.de: 0
A / AAAA Records
- 80.239.139.122 ↩ max10.deltaphon.net
Mail Server IPs
- 80.239.139.122 ↩ max10.deltaphon.net
SOA Record
Raw SOA
max10.deltaphon.net webmaster.deltaphon.net 2026020901 3600 1800 1209600 86400
Primary NS (mname)
max10.deltaphon.net
Admin Email (rname)
webmaster@deltaphon.net
Serial
2026020901
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
max10.deltaphon.net
max100.deltaphon.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:80.239.139.122 ip4:80.239.139.67 +a +mx +ip4:80.239.175.166 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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
1 record- SPFv=spf1 ip4:80.239.139.122 ip4:80.239.139.67 +a +mx +ip4:80.239.175.166 -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 osteopathie-schramm.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits