Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
affordableairandheating.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 23:17:48 UTC · ↺ Refresh
MX Hostnames
- mx002.netsol.xion.oxcs.net
- mx003.netsol.xion.oxcs.net
- mx001.netsol.xion.oxcs.net
- mx004.netsol.xion.oxcs.net
MX Priorities
- mx004.netsol.xion.oxcs.net: 10
- mx001.netsol.xion.oxcs.net: 10
- mx002.netsol.xion.oxcs.net: 10
- mx003.netsol.xion.oxcs.net: 10
A / AAAA Records
- 198.202.211.1 (no PTR)
- 2620:cb:2000::1 (no PTR)
Mail Server IPs
- 51.81.206.109 ↩ mx34.oxsus-vadesecure.net
- 173.45.18.128 ↩ mx31.oxsus-vadesecure.net
- 173.45.18.129 ↩ mx32.oxsus-vadesecure.net
- 51.81.206.108 ↩ mx33.oxsus-vadesecure.net
SOA Record
Raw SOA
elle.ns.cloudflare.com dns.cloudflare.com 2397115143 10000 2400 604800 1800
Primary NS (mname)
elle.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397115143
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
eric.ns.cloudflare.com
elle.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.cloudus.oxcs.net -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 3 found
dkim._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:spf.cloudus.oxcs.net -all
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for affordableairandheating.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits