Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
marks-ms.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 04:34:22 UTC · ↺ Refresh
MX Hostnames
- mta-01.techpro.com
- mta-02.techpro.com
- mta-03.techpro.com
MX Priorities
- mta-02.techpro.com: 20
- mta-01.techpro.com: 10
- mta-03.techpro.com: 30
A / AAAA Records
- 199.180.140.12 (no PTR)
- 199.180.140.11 (no PTR)
Mail Server IPs
- 208.93.157.36 ↩ mta-02.techpro.com
- 208.93.157.32 ↩ mta-01.techpro.com
- 208.93.159.227 ↩ mta-03.techpro.com
SOA Record
Raw SOA
ns1.techpro.com bbourdage.techpro.com 2025061103 1800 3600 86400 1800
Primary NS (mname)
ns1.techpro.com
Admin Email (rname)
bbourdage@techpro.com
Serial
2025061103
Refresh
1800s
Retry
3600s
Expire
86400s
Minimum TTL
1800s
Nameservers (NS)
ns1.techpro.com
ns2.techpro.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:208.93.156.0/22 -all
📊 DNS lookups: 0/10
✓ Hard fail (-all) — strict 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 ip4:208.93.156.0/22 -all
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