Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
fenstergross.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 09:39:57 UTC · ↺ Refresh
MX Hostnames
- mail.fenstergross.de
- utm.fenstergross.de
MX Priorities
- utm.fenstergross.de: 10
- mail.fenstergross.de: 50
A / AAAA Records
- 158.181.48.35 ↩ mhweb-bbg-11.internet1.de
Mail Server IPs
- 217.86.143.197 ↩ utm.fenstergross.de
- 158.181.48.180 ↩ mcno-bbg-03.internet1.de
- 2a00:6140:114:2::1 ↩ mcno-bbg-03.internet1.de
SOA Record
Raw SOA
ns.internet1.de dns.internet1.de 2025120702 3600 900 1209600 1800
Primary NS (mname)
ns.internet1.de
Admin Email (rname)
dns@internet1.de
Serial
2025120702
Refresh
3600s
Retry
900s
Expire
1209600s
Minimum TTL
1800s
Nameservers (NS)
ns.internet1.de
ns2.internet1.de
SPF Record
✓ Strict (-all)
v=spf1 a mx include:spf.nl2go.com ip4:158.181.48.180 ip4:158.181.48.70 ip4:158.181.51.250 ip4:188.64.56.70 ip4:188.64.57.250 ip4:188.64.58.250 ip4:188.64.61.250 ip4:188.64.62.250 ip4:188.64.63.70 ip4:217.86.143.197 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
s1._domainkey
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 a mx include:spf.nl2go.com ip4:158.181.48.180 ip4:158.181.48.70 ip4:158.181.51.250 ip4:188.64.56.70 ip4:188.64.57.250 ip4:188.64.58.250 ip4:188.64.61.250 ip4:188.64.62.250 ip4:188.64.63.70 ip4:217.86.143.197 -all
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