Domain Overview
DNS: ✓ 3d ago
Checker: ✓ 3d ago
w7n.ch
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-09-11 01:23:25 UTC · ↺ Refresh
MX Hostnames
- mail.netfuture.ch
MX Priorities
- mail.netfuture.ch: 10
A / AAAA Records
- 185.137.172.229 ↩ 185-137-172-229.init7.net
- 82.197.162.20 ↩ ns1.chromaflex.ch
- 2a02:168:2000:58:42d3:aea9:5b27:6bc2 (no PTR)
Mail Server IPs
- 87.245.108.49 ↩ dynamic-87-245-108-49.ptr.as35518.net
SOA Record
Raw SOA
stein.trifence.ch hostmaster.trifence.ch 2026091000 14400 3600 2419200 300
Primary NS (mname)
stein.trifence.ch
Admin Email (rname)
hostmaster@trifence.ch
Serial
2026091000
Refresh
14400s
Retry
3600s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
merkur.geoweb.ch
merkur.safebits.org
merkur.holzapfel.ch
merkur.waldvogel.family
SPF Record
✓ Strict (-all)
v=spf1 mx a:relay.holzapfel.ch a:relay.netfuture.ch -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; adkim=r; aspf=r; rua=mailto:[email protected]; fo=1:d:s; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 mx a:relay.holzapfel.ch a:relay.netfuture.ch -all
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