changan.com.cn

Valid Email Server
Domain Lookup › changan.com.cn

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
changan.com.cn
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-26 10:34:56 UTC · ↺ Refresh

MX Hostnames

  • mxbiz1.qq.com
  • mxbiz2.qq.com

MX Priorities

  • mxbiz1.qq.com: 5
  • mxbiz2.qq.com: 10

A / AAAA Records

  • 123.103.51.63 ↩ 123.103.51.63-BJ-CNC

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 v3.cmedns.com v4.cmedns.com 1 86400 3600 86400 3600
Primary NS (mname)
v3.cmedns.com
Admin Email (rname)
v4@cmedns.com
Serial
1
Refresh
86400s
Retry
3600s
Expire
86400s
Minimum TTL
3600s

Nameservers (NS)

v3.cmedns.com
v4.cmedns.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.mail.qq.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✗ None detected

No 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

3 records
  • DMARCv=DMARC1; p=none;rua=mailto:[email protected]
  • SPFv=spf1 include:spf.mail.qq.com ~all
  • ph6lvtvq0w5gfypbjkvvz21gyls9cfhc
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