Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nufe.edu.cn
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 01:31:34 UTC · ↺ Refresh
MX Hostnames
- mx-edu1.icoremail.net
MX Priorities
- mx-edu1.icoremail.net: 10
A / AAAA Records
- 210.28.80.9 (no PTR)
Mail Server IPs
- 128.1.132.100 ↩ ucloud-mxproxy.icoremail.net
- 79.76.111.109 ↩ org-mxproxy.icoremail.net
SOA Record
Raw SOA
nufe-p.nufe.edu.cn qwb0404.nufe.edu.cn 2019082709 10380 3600 604800 3600
Primary NS (mname)
nufe-p.nufe.edu.cn
Admin Email (rname)
qwb0404@nufe.edu.cn
Serial
2019082709
Refresh
10380s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
nufe-p.nufe.edu.cn
nufe-s.nufe.edu.cn
SPF Record
✓ Strict (-all)
v=spf1 include:spf.icoremail.net -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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.icoremail.net -all
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