Domain Overview
DNS: ✓ 1d ago
Checker: ✓ 1d ago
tzbogr.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-07-18 04:25:33 UTC · ↺ Refresh
MX Hostnames
- mxabjm.chinaemail.cn
- mxbjm.chinaemail.cn
MX Priorities
- mxbjm.chinaemail.cn: 10
- mxabjm.chinaemail.cn: 5
A / AAAA Records
- 49.51.187.224 (no PTR)
Mail Server IPs
- 180.76.132.206 ↩ nmx5.chinaemail.cn
- 124.156.133.22 (no PTR)
SOA Record
Raw SOA
dns25.hichina.com hostmaster.hichina.com 2026011209 3600 1200 86400 600
Primary NS (mname)
dns25.hichina.com
Admin Email (rname)
hostmaster@hichina.com
Serial
2026011209
Refresh
3600s
Retry
1200s
Expire
86400s
Minimum TTL
600s
Nameservers (NS)
dns26.hichina.com
dns25.hichina.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.chinaemail.cn -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; ruf=mailto:[email protected]; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 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
2 records- 202008050733221v23yj04n7yo0svf6q3eg79g7fduaash5kjld4sm5mieg6fpxk
- SPFv=spf1 include:spf.chinaemail.cn -all
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