Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
phobinh.com.vn
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 17:57:05 UTC · ↺ Refresh
MX Hostnames
- mx9230.maychuemail.net
- mail24430.maychuemail.com
MX Priorities
- mx9230.maychuemail.net: 10
- mail24430.maychuemail.com: 5
A / AAAA Records
- 103.42.57.55 (no PTR)
Mail Server IPs
- 112.213.92.30 ↩ mx9230.maychuemail.net
- 123.30.244.30 ↩ 500254.static.maychudns.com
SOA Record
Raw SOA
ns1.pavietnam.vn hostmaster.phobinh.com.vn 2021011419 14400 3600 1209600 86400
Primary NS (mname)
ns1.pavietnam.vn
Admin Email (rname)
hostmaster@phobinh.com.vn
Serial
2021011419
Refresh
14400s
Retry
3600s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.pavietnam.vn
nsbak.pavietnam.net
ns2.pavietnam.vn
SPF Record
✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:112.213.92.30 +ip4:123.30.244.30 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate 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 +a +mx +ip4:112.213.92.30 +ip4:123.30.244.30 ~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 phobinh.com.vn
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits