Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sunwu.ch
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 01:30:58 UTC · ↺ Refresh
MX Hostnames
- mail.sunwu.ch
MX Priorities
- mail.sunwu.ch: 10
A / AAAA Records
- 80.74.139.25 ↩ ophelia.kreativmedia.ch
- 2a00:1128::157:0:0:0:37 ↩ ophelia.kreativmedia.ch
Mail Server IPs
- 80.74.139.25 ↩ ophelia.kreativmedia.ch
SOA Record
Raw SOA
ns107.kreativmedia.ch hostmaster.kreativmedia.ch 2026031717 10800 3600 604800 10800
Primary NS (mname)
ns107.kreativmedia.ch
Admin Email (rname)
hostmaster@kreativmedia.ch
Serial
2026031717
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
ns107.kreativmedia.ch
ns108.kreativmedia.ch
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.kreativmedia.ch +mx +a -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 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 include:_spf.kreativmedia.ch +mx +a -all
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