Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gas-umruester.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-06 15:09:34 UTC · ↺ Refresh
MX Hostnames
- mail.gas-umruester.de
MX Priorities
- mail.gas-umruester.de: 10
A / AAAA Records
- 213.165.95.9 ↩ gas-tankstellen.de
- 2a01:239:402:1700::1 ↩ gas-tankstellen.de
Mail Server IPs
- 213.165.95.9 ↩ gas-tankstellen.de
- 2a0c:4ac0:1111:18::1 (no PTR)
- 2a01:239:402:1700::1 ↩ gas-tankstellen.de
- 2001:470:1f0b:51d::75 ↩ gas-tankstellen.de
SOA Record
Raw SOA
ns1.dridders.de dridders.dridders.de 2026010905 28800 7200 604800 39600
Primary NS (mname)
ns1.dridders.de
Admin Email (rname)
dridders@dridders.de
Serial
2026010905
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
39600s
Nameservers (NS)
ns1.dridders.de
nsb6.schlundtech.de
SPF Record
✓ Strict (-all)
v=spf1 a mx a:gas-umruester.de a:gas-tankstellen.de a:mail.gas-umruester.de a:mail.gas-tankstellen.de -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;pct=100;adkim=s;aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 736 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 a mx a:gas-umruester.de a:gas-tankstellen.de a:mail.gas-umruester.de a:mail.gas-tankstellen.de -all
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