Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
qualityhvactx.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 06:39:02 UTC · ↺ Refresh
MX Hostnames
- mx2.mailchannels.net
- mx1.mailchannels.net
MX Priorities
- mx1.mailchannels.net: 0
- mx2.mailchannels.net: 0
A / AAAA Records
- 173.236.212.150 ↩ apache2-twang.iad1-shared-d12-06.dreamhost.com
Mail Server IPs
- 52.38.143.159 ↩ ec2-52-38-143-159.us-west-2.compute.amazonaws.com
- 18.236.29.166 ↩ ec2-18-236-29-166.us-west-2.compute.amazonaws.com
SOA Record
Raw SOA
ns1.dreamhost.com hostmaster.dreamhost.com 2026031500 17186 600 1814400 60
Primary NS (mname)
ns1.dreamhost.com
Admin Email (rname)
hostmaster@dreamhost.com
Serial
2026031500
Refresh
17186s
Retry
600s
Expire
1814400s
Minimum TTL
60s
Nameservers (NS)
ns1.dreamhost.com
ns2.dreamhost.com
ns3.dreamhost.com
SPF Record
✓ Strict (-all)
v=spf1 mx include:netblocks.dreamhost.com include:relay.mailchannels.net -all
📊 DNS lookups: 3/10
✓ 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 mx include:netblocks.dreamhost.com include:relay.mailchannels.net -all
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