Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
beijing-hengyin.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 01:06:00 UTC · ↺ Refresh
MX Hostnames
- mx.zmail300.cn
- mx1.zmail300.cn
MX Priorities
- mx1.zmail300.cn: 50
- mx.zmail300.cn: 5
A / AAAA Records
- 120.133.60.61 (no PTR)
Mail Server IPs
- 117.50.175.134 ↩ hhseek.com
- 101.237.133.34 ↩ outhb2.global-mail.cn
SOA Record
Raw SOA
dns15.hichina.com hostmaster.hichina.com 2026011209 3600 1200 86400 600
Primary NS (mname)
dns15.hichina.com
Admin Email (rname)
hostmaster@hichina.com
Serial
2026011209
Refresh
3600s
Retry
1200s
Expire
86400s
Minimum TTL
600s
Nameservers (NS)
dns15.hichina.com
dns16.hichina.com
SPF Record
✓ Strict (-all)
v=spf1 include:spfv.zmail300.cn -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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:spfv.zmail300.cn -all
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