dfactory.tech

Valid Email Server
Domain Lookup › dfactory.tech

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
dfactory.tech
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-14 02:02:38 UTC · ↺ Refresh

MX Hostnames

  • mx.ym.163.com

MX Priorities

  • mx.ym.163.com: 10

A / AAAA Records

  • 185.199.108.153 ↩ cdn-185-199-108-153.github.com
  • 185.199.109.153 ↩ cdn-185-199-109-153.github.com
  • 185.199.110.153 ↩ cdn-185-199-110-153.github.com
  • 185.199.111.153 ↩ cdn-185-199-111-153.github.com

Mail Server IPs

  • 111.124.200.35 (no PTR)

SOA Record

Raw SOA ns15.domaincontrol.com dns.jomax.net 2024040500 28800 7200 604800 600
Primary NS (mname)
ns15.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2024040500
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns15.domaincontrol.com
ns16.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.163.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No 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 dfactory.tech

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits