Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dwyerengineering.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 20:51:25 UTC · ↺ Refresh
MX Hostnames
- d214810a.ess.barracudanetworks.com
- d214810b.ess.barracudanetworks.com
MX Priorities
- d214810b.ess.barracudanetworks.com: 20
- d214810a.ess.barracudanetworks.com: 10
A / AAAA Records
- 198.202.211.1 (no PTR)
Mail Server IPs
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
ns51.domaincontrol.com dns.jomax.net 2025101401 28800 7200 604800 3600
Primary NS (mname)
ns51.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025101401
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns52.domaincontrol.com
ns51.domaincontrol.com
SPF Record
✓ Strict (-all)
V=spf1 ip4:75.2.70.75 ip4:99.83.190.102 include:spf.ess.barracudanetworks.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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
2 records- v=verifydomain MS=6390676
- SPFV=spf1 ip4:75.2.70.75 ip4:99.83.190.102 include:spf.ess.barracudanetworks.com -all
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