Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
thb.com.cn
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-14 03:52:06 UTC · ↺ Refresh
MX Hostnames
- hzmx01.mxmail.netease.com
- hzmx02.mxmail.netease.com
MX Priorities
- hzmx02.mxmail.netease.com: 10
- hzmx01.mxmail.netease.com: 5
A / AAAA Records
- 1.94.255.37 ↩ ecs-1-94-255-37.compute.hwclouds-dns.com
Mail Server IPs
- 47.253.119.154 (no PTR)
- 47.90.150.166 (no PTR)
SOA Record
Raw SOA
dns29.hichina.com hostmaster.hichina.com 2026010913 3600 1200 86400 600
Primary NS (mname)
dns29.hichina.com
Admin Email (rname)
hostmaster@hichina.com
Serial
2026010913
Refresh
3600s
Retry
1200s
Expire
86400s
Minimum TTL
600s
Nameservers (NS)
dns30.hichina.com
dns29.hichina.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.163.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; fo=1; ruf=mailto:[email protected]; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 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.163.com -all
Full email verification for thb.com.cn
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