Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
apimaging.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 23:32:34 UTC · ↺ Refresh
MX Hostnames
- d170903b.ess.barracudanetworks.com
- d170903a.ess.barracudanetworks.com
MX Priorities
- d170903b.ess.barracudanetworks.com: 10
- d170903a.ess.barracudanetworks.com: 5
A / AAAA Records
- 69.20.80.46 ↩ 1329170-db1.link2city.com
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
ns1-33.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-33.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns3-33.azure-dns.org
ns4-33.azure-dns.info
ns1-33.azure-dns.com
ns2-33.azure-dns.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:170.55.20.90 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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- SPFv=spf1 ip4:170.55.20.90 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all
- MS=ms73994490
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