Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
number7.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 17:03:29 UTC · ↺ Refresh
MX Hostnames
- mail.number7.org
MX Priorities
- mail.number7.org: 10
A / AAAA Records
- 91.112.96.44 (no PTR)
Mail Server IPs
- 217.91.76.186 ↩ number7.org
SOA Record
Raw SOA
ns15.domserver.de mschretter.no7.at 2025100500 43200 14400 604800 3600
Primary NS (mname)
ns15.domserver.de
Admin Email (rname)
mschretter@no7.at
Serial
2025100500
Refresh
43200s
Retry
14400s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns18.domserver.de
ns15.domserver.de
ns16.domserver.de
ns17.domserver.de
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ip4:217.91.76.186 ~all
📊 DNS lookups: 2/10
~ 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
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 a mx ip4:217.91.76.186 ~all
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