Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
alibaba-inc.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 01:34:28 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
- 121.0.17.65 (no PTR)
Mail Server IPs
- 47.246.137.48 (no PTR)
SOA Record
Raw SOA
ns1.alibabadns.com hostmaster.alibabadns.com 2018112721 3600 1200 86400 360
Primary NS (mname)
ns1.alibabadns.com
Admin Email (rname)
hostmaster@alibabadns.com
Serial
2018112721
Refresh
3600s
Retry
1200s
Expire
86400s
Minimum TTL
360s
Nameservers (NS)
ns1.alibabadns.com
ns2.alibabadns.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- google-site-verification=OCn0sZQYzEeGqybQR8Ak6sip0ECbqLLqWQfXA8OnbcA
- SPFv=spf1 include:spf1.staff.mail.aliyun.com -all
- cloudflare_dashboard_sso=f8b3c9d662b947e4c367df3f019daed0
- _globalsign-domain-verification=jdFN1FW6qdVoNfsinm74rkpl4i0jqSUrRta7WOgp2x
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