Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cainiao.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 23:41:22 UTC · ↺ Refresh
MX Hostnames
- mx1.alibaba-inc.com
- mxus1.alibaba-inc.com
MX Priorities
- mxus1.alibaba-inc.com: 20
- mx1.alibaba-inc.com: 10
A / AAAA Records
- 203.119.238.19 (no PTR)
- 203.119.204.170 (no PTR)
Mail Server IPs
- 47.246.137.48 (no PTR)
SOA Record
Raw SOA
ns3.aliyun.com hostmaster.alibabadns.com 2018062819 3600 1200 3600 360
Primary NS (mname)
ns3.aliyun.com
Admin Email (rname)
hostmaster@alibabadns.com
Serial
2018062819
Refresh
3600s
Retry
1200s
Expire
3600s
Minimum TTL
360s
Nameservers (NS)
ns5.aliyun.com
ns4.aliyun.com
ns3.aliyun.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf1.staff.mail.aliyun.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=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: 216 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
4 records- verify_b4c2409d5b1522ebd8c2b2dc662bc186
- live-domain-verification=2dsokq299ojdpwokla
- SPFv=spf1 include:spf1.staff.mail.aliyun.com -all
- _globalsign-domain-verification=040eRdkUyB5uwOlZ4DmNRZoONYkNK31IrTQA-l-wVd
Full email verification for cainiao.com
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