Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gmp-architekten.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 06:37:34 UTC · ↺ Refresh
MX Hostnames
- mail.gmp.de
MX Priorities
- mail.gmp.de: 10
A / AAAA Records
- 217.160.0.28 ↩ 217-160-0-28.elastic-ssl.ui-r.com
- 2001:8d8:100f:f000::200 ↩ 2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com
Mail Server IPs
- 217.9.123.202 ↩ mail.gmp-architekten.de
SOA Record
Raw SOA
ns1021.ui-dns.de hostmaster.1and1.com 2018082100 28800 7200 604800 600
Primary NS (mname)
ns1021.ui-dns.de
Admin Email (rname)
hostmaster@1and1.com
Serial
2018082100
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns1021.ui-dns.de
ns1047.ui-dns.org
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=gmp.de
📊 DNS lookups: 1/10
DMARC Record
✓ Reject
v=DMARC1;p=reject;sp=reject;pct=100;adkim=s;aspf=s;rua=mailto:[email protected];ruf=mailto:[email protected];fo=1
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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
3 records- SPFv=spf1 redirect=gmp.de
- adobe-idp-site-verification=d76aa1d52f027328f4c6875078b039d36454f4358e575049a6a27116bc1dd5e7
- MS=ms72229435
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