micro-epsilon.com.cn

Valid Email Server
Domain Lookup › micro-epsilon.com.cn

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
micro-epsilon.com.cn
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-21 04:54:30 UTC · ↺ Refresh

MX Hostnames

  • mxbiz1.qq.com
  • mxbiz2.qq.com

MX Priorities

  • mxbiz1.qq.com: 5
  • mxbiz2.qq.com: 10

A / AAAA Records

  • 117.25.149.167 (no PTR)

Mail Server IPs

  • 103.86.78.3 (no PTR)
  • 103.86.78.2 (no PTR)
  • 43.154.252.202 (no PTR)
  • 43.154.252.16 (no PTR)

SOA Record

Raw SOA ns1.huaweicloud-dns.org hwclouds\.cs.huawei.com 1 7200 900 1209600 300
Primary NS (mname)
ns1.huaweicloud-dns.org
Admin Email (rname)
hwclouds\@cs.huawei.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
300s

Nameservers (NS)

ns1.huaweicloud-dns.cn
ns1.huaweicloud-dns.com
ns1.huaweicloud-dns.net
ns1.huaweicloud-dns.org

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.mail.qq.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate 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.mail.qq.com ~all
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for micro-epsilon.com.cn

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits