Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
passivhaus-info.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 13:39:13 UTC · ↺ Refresh
MX Hostnames
- mail.passivhaus-info.de
MX Priorities
- mail.passivhaus-info.de: 10
A / AAAA Records
- 135.181.123.140 ↩ pvm140.passiv.net
Mail Server IPs
- 217.86.192.122 ↩ mail.passiv.de
SOA Record
Raw SOA
ns1053.ui-dns.de hostmaster.1and1.com 2017100946 28800 7200 604800 300
Primary NS (mname)
ns1053.ui-dns.de
Admin Email (rname)
hostmaster@1and1.com
Serial
2017100946
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1023.ui-dns.biz
ns1053.ui-dns.de
ns1043.ui-dns.org
ns1112.ui-dns.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 mx ~all
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