Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gtec.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 11:02:17 UTC · ↺ Refresh
MX Hostnames
- mx-01-eu-central-1.prod.hydra.sophos.com
- mx-02-eu-central-1.prod.hydra.sophos.com
MX Priorities
- mx-01-eu-central-1.prod.hydra.sophos.com: 10
- mx-02-eu-central-1.prod.hydra.sophos.com: 20
A / AAAA Records
- 78.46.0.145 ↩ www205.your-server.de
Mail Server IPs
- 52.57.183.85 ↩ ec2-52-57-183-85.eu-central-1.compute.amazonaws.com
- 18.159.80.41 ↩ ec2-18-159-80-41.eu-central-1.compute.amazonaws.com
SOA Record
Raw SOA
ns1.your-server.de postmaster.your-server.de 2026032600 86400 10800 3600000 7200
Primary NS (mname)
ns1.your-server.de
Admin Email (rname)
postmaster@your-server.de
Serial
2026032600
Refresh
86400s
Retry
10800s
Expire
3600000s
Minimum TTL
7200s
Nameservers (NS)
ns3.second-ns.de
ns.second-ns.com
ns1.your-server.de
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:91.26.154.152/29 ip4:217.79.217.234 include:spf.protection.outlook.com include:_spf_eucentral1.prod.hydra.sophos.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
selector1._domainkey
✓ Public key: 392 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
5 records- apple-domain-verification=6OtcBsdXPjRKFhS7
- langdock-verify=jyW6_qzXTzT5x60TYneBXMn5v2OsvsDsCA91RtYO6eo
- SPFv=spf1 a mx ip4:91.26.154.152/29 ip4:217.79.217.234 include:spf.protection.outlook.com include:_spf_eucentral1.prod.hydra.sophos.com -all
- MS=C63A83D47E4C4587E9534C0F6BA58D424626DEAF
- MS=ms56607099
Full email verification for gtec.de
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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