Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gmpc-akademie.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 14:48:42 UTC · ↺ Refresh
MX Hostnames
- mx2e9f.netcup.net
- mail.gmpc-akademie.de
MX Priorities
- mx2e9f.netcup.net: 50
- mail.gmpc-akademie.de: 10
A / AAAA Records
- 91.204.46.157 ↩ a2e9d.netcup.net
- 2a03:4000:30:ba14::14:8318 (no PTR)
Mail Server IPs
- 91.204.46.159 ↩ mx2e9f.netcup.net
- 2a03:4000::442:88a9:49ff:feb2:ef4 ↩ mx2e9f.netcup.net
SOA Record
Raw SOA
nena.ns.cloudflare.com dns.cloudflare.com 2398872680 10000 2400 604800 1800
Primary NS (mname)
nena.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398872680
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
quinton.ns.cloudflare.com
nena.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a include:_spf.webhosting.systems ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate 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
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 mx a include:_spf.webhosting.systems ~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 · Customize →
See demo & docs
Deep verification
Full email verification for gmpc-akademie.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits