Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
auburnheating.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 02:12:13 UTC · ↺ Refresh
MX Hostnames
- d299757a.ess.barracudanetworks.com
- d299757b.ess.barracudanetworks.com
MX Priorities
- d299757a.ess.barracudanetworks.com: 10
- d299757b.ess.barracudanetworks.com: 11
A / AAAA Records
- 52.11.37.152 ↩ ec2-52-11-37-152.us-west-2.compute.amazonaws.com
- 34.224.10.110 ↩ ec2-34-224-10-110.compute-1.amazonaws.com
Mail Server IPs
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
kipp.ns.cloudflare.com dns.cloudflare.com 2397236591 10000 2400 604800 1800
Primary NS (mname)
kipp.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397236591
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
walk.ns.cloudflare.com
kipp.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx a:auburnheating.com ip4:67.202.92.25 include:spf.protection.outlook.com include:_spf.psm.knowbe4.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; fo=1; rf=afrf; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- google-site-verification=atuvA30Q3ndnJak-4tZMhxyA1qUoXGjvwHCxdZB2H6E
- knowbe4-site-verification=35a06503da0bff6cee035d806f0a5bd1
- SPFv=spf1 a mx a:auburnheating.com ip4:67.202.92.25 include:spf.protection.outlook.com include:_spf.psm.knowbe4.com ~all
- MS=ms38311188
- apple-domain-verification=qPJ68BhBQ0jtn73r
Full email verification for auburnheating.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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