Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
starcityair.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 02:45:00 UTC · ↺ Refresh
MX Hostnames
- d286531b.ess.barracudanetworks.com
- d286531a.ess.barracudanetworks.com
MX Priorities
- d286531b.ess.barracudanetworks.com: 5
- d286531a.ess.barracudanetworks.com: 0
A / AAAA Records
- 34.224.10.110 ↩ ec2-34-224-10-110.compute-1.amazonaws.com
- 52.11.37.152 ↩ ec2-52-11-37-152.us-west-2.compute.amazonaws.com
Mail Server IPs
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
kipp.ns.cloudflare.com dns.cloudflare.com 2399063767 10000 2400 604800 1800
Primary NS (mname)
kipp.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399063767
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
walk.ns.cloudflare.com
kipp.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.activedemand.com include:sendgrid.net include:_spf.psm.knowbe4.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; fo=1; 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
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
6 records- SPFv=spf1 include:spf.protection.outlook.com include:_spf.activedemand.com include:sendgrid.net include:_spf.psm.knowbe4.com -all
- MS=B8509BDF85824AD7DDE1DD995632B9D2DF6B95A8
- apple-domain-verification=OvH19LFxu3mJBkUd
- apple-domain-verification=nxOlocX9i3Y9Ha61
- knowbe4-site-verification=35a06503da0bff6cee035d806f0a5bd1
- ms56230873
Full email verification for starcityair.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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