Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tdk.com.vn
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 21:23:16 UTC · ↺ Refresh
MX Hostnames
- mail9385.maychuemail.com
- mx9385.maychuemail.net
MX Priorities
- mx9385.maychuemail.net: 10
- mail9385.maychuemail.com: 5
A / AAAA Records
- 112.213.89.150 ↩ mx89150.superdata.vn
Mail Server IPs
- 112.213.93.85 ↩ mail9385.maychuemail.com
SOA Record
Raw SOA
ns1.pavietnam.vn hostmaster.tdk.com.vn 2022081115 14400 3600 1209600 86400
Primary NS (mname)
ns1.pavietnam.vn
Admin Email (rname)
hostmaster@tdk.com.vn
Serial
2022081115
Refresh
14400s
Retry
3600s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
nsbak.pavietnam.net
ns1.pavietnam.vn
ns2.pavietnam.vn
nsbak.pavietnam.vn
SPF Record
✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:112.213.90.20 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 +a +mx +ip4:112.213.90.20 ~all
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