Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
studyin-uk.cn
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 14:19:32 UTC · ↺ Refresh
MX Hostnames
- hzmx02.mxmail.netease.com
- hzmx01.mxmail.netease.com
MX Priorities
- hzmx01.mxmail.netease.com: 5
- hzmx02.mxmail.netease.com: 10
A / AAAA Records
- 104.21.30.175 (no PTR)
- 172.67.173.123 (no PTR)
- 2606:4700:3031::6815:1eaf (no PTR)
- 2606:4700:3032::ac43:ad7b (no PTR)
Mail Server IPs
- 47.90.150.166 (no PTR)
- 47.253.119.154 (no PTR)
SOA Record
Raw SOA
heather.ns.cloudflare.com dns.cloudflare.com 2399364298 10000 2400 604800 1800
Primary NS (mname)
heather.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399364298
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
noah.ns.cloudflare.com
heather.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.163.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; ruf=mailto:[email protected]; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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:spf.163.com -all
Full email verification for studyin-uk.cn
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits