Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
reliableairandheat.net
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 02:03:33 UTC · ↺ Refresh
MX Hostnames
- mailstore1.secureserver.net
- smtp.secureserver.net
MX Priorities
- mailstore1.secureserver.net: 10
- smtp.secureserver.net: 0
A / AAAA Records
- 45.79.19.113 ↩ titan.zonedock.com
- 2600:3c00::f03c:95ff:fe3c:3931 ↩ titan.zonedock.com
Mail Server IPs
- 216.69.141.114 ↩ osplibsmtp03-v02.prod.phx3.secureserver.net
- 216.69.141.162 ↩ osplibsmtp02-v02.prod.phx3.secureserver.net
- 216.69.141.78 ↩ osplibsmtp01-v02.prod.phx3.secureserver.net
- 216.69.141.84 ↩ osplibsmtp02-v01.prod.phx3.secureserver.net
- 216.69.141.113 ↩ osplibsmtp03-v01.prod.phx3.secureserver.net
- 216.69.141.71 ↩ osplibsmtp01-v01.prod.phx3.secureserver.net
SOA Record
Raw SOA
ns1.zonedock.com hostmaster.zonedock.com 2026031701 3600 1800 1209600 86400
Primary NS (mname)
ns1.zonedock.com
Admin Email (rname)
hostmaster@zonedock.com
Serial
2026031701
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns4.zonedock.com
ns3.zonedock.com
ns2.zonedock.com
ns1.zonedock.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:45.79.19.113 +a +mx +ip4:23.239.29.82 +ip4:72.14.191.50 +include:secureserver.net ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
4 records- mandrill_verify.EuwkWGTPxC56K6huv2u3Zg
- google-site-verification=ut0w3pqevSvpcTz8wLN5mbZeIah264DSAEghXMHEdus
- apple-domain-verification=epjZ3f2oKcaHf8aS
- SPFv=spf1 ip4:45.79.19.113 +a +mx +ip4:23.239.29.82 +ip4:72.14.191.50 +include:secureserver.net ~all
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