Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
duncanplumbing.us
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 15:41:30 UTC · ↺ Refresh
MX Hostnames
- mail.duncanplumbing.us
MX Priorities
- mail.duncanplumbing.us: 0
A / AAAA Records
- 141.193.213.10 (no PTR)
Mail Server IPs
- 75.98.175.109 ↩ mi3-sr116.supercp.com
SOA Record
Raw SOA
ns1.prohibitionmedia.com jordan.iversendesign.com 2026022302 3600 1800 1209600 86400
Primary NS (mname)
ns1.prohibitionmedia.com
Admin Email (rname)
jordan@iversendesign.com
Serial
2026022302
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.prohibitionmedia.com
ns2.prohibitionmedia.com
SPF Record
✓ Soft Fail (~all)
v=spf1 +ip4:75.98.175.109 +include:spf.supercp.com +ip4:66.198.240.48 +a +mx +ip4:162.254.250.31 ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 3 found
default._domainkey
s1._domainkey
s2._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 +ip4:75.98.175.109 +include:spf.supercp.com +ip4:66.198.240.48 +a +mx +ip4:162.254.250.31 ~all
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