Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
airwayssystems.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 16:57:59 UTC · ↺ Refresh
MX Hostnames
- d51237b.ess.barracudanetworks.com
- d51237a.ess.barracudanetworks.com
MX Priorities
- d51237a.ess.barracudanetworks.com: 10
- d51237b.ess.barracudanetworks.com: 20
A / AAAA Records
- 147.135.116.22 ↩ ip22.ip-147-135-116.us
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
ns63.worldnic.com namehost.worldnic.com 126011515 10800 3600 604800 3600
Primary NS (mname)
ns63.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126011515
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns64.worldnic.com
ns63.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ip4:52.11.182.219 ip4:96.92.247.192/29 ip4:64.79.98.83 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com include:_spf.mlsend.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate 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
4 records- SPFv=spf1 a mx ip4:52.11.182.219 ip4:96.92.247.192/29 ip4:64.79.98.83 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com include:_spf.mlsend.com ~all
- mailerlite-domain-verification=fe0468e29eeda919ad9d1cb4c1f9dab0c47c41ca
- ef6ahmdepds00nqqjl2ai0go47
- ug7eno30enm8nm0vms9qn6g6c6
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