Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
zimc.cn
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-01 10:09:21 UTC · ↺ Refresh
MX Hostnames
- mxbiz1.qq.com
- mxbiz2.qq.com
MX Priorities
- mxbiz1.qq.com: 5
- mxbiz2.qq.com: 10
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 103.86.78.3 (no PTR)
- 103.86.78.2 (no PTR)
- 43.154.252.202 (no PTR)
- 43.154.252.16 (no PTR)
SOA Record
Raw SOA
ns2.zjgjhy.cn webmaster.zimc.cn 2026012801 3600 600 1209600 3600
Primary NS (mname)
ns2.zjgjhy.cn
Admin Email (rname)
webmaster@zimc.cn
Serial
2026012801
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns2.zjgjhy.cn
ns1.zjgjhy.cn
SPF Record
✓ Strict (-all)
v=spf1 include:spf.mail.qq.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=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 include:spf.mail.qq.com -all
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