Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tr-copper.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 02:40:06 UTC · ↺ Refresh
MX Hostnames
- hzmx01.mxmail.netease.com
- hzmx02.mxmail.netease.com
MX Priorities
- hzmx01.mxmail.netease.com: 5
- hzmx02.mxmail.netease.com: 10
A / AAAA Records
- 122.114.221.182 (no PTR)
CNAME → 668714.vhost489.cloudvhost.top
Mail Server IPs
- 47.253.119.154 (no PTR)
- 47.90.150.166 (no PTR)
SOA Record
Raw SOA
a.ezdnscenter.com dnsadmin.ezdnscenter.com 1751342708 3600 300 1209600 1800
Primary NS (mname)
a.ezdnscenter.com
Admin Email (rname)
dnsadmin@ezdnscenter.com
Serial
1751342708
Refresh
3600s
Retry
300s
Expire
1209600s
Minimum TTL
1800s
Nameservers (NS)
a.ezdnscenter.com
b.ezdnscenter.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 tr-copper.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits