Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
musco.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-28 15:56:01 UTC · ↺ Refresh
MX Hostnames
- d240659a.ess.barracudanetworks.com
- d240659b.ess.barracudanetworks.com
MX Priorities
- d240659b.ess.barracudanetworks.com: 20
- d240659a.ess.barracudanetworks.com: 10
A / AAAA Records
- 13.107.253.41 (no PTR)
- 13.107.226.41 (no PTR)
Mail Server IPs
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
ns1-35.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-35.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns1-35.azure-dns.com
ns2-35.azure-dns.net
ns3-35.azure-dns.org
ns4-35.azure-dns.info
SPF Record
✓ Strict (-all)
v=spf1 ip4:135.84.68.123/32 ip4:74.51.212.128/29 ip4:216.248.100.0/25 ip4:66.207.12.240/28 ip4:118.37.186.97/32 include:marketing.dynamics.com include:servers.mcsv.net include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; ruf=mailto:[email protected]; rua=mailto:[email protected]; adkim=r; aspf=r; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._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
8 records- BPL=8774194
- google-site-verification=706r7JpblmF07lACrajWhBvMe0IaVtK4wyEVHmyoWN0
- shopify-verification-code=0P5vXgjasl3ZjujGq5AojmfxPl4Ahi
- appspace-domain-verification=c9b2152725aec6455e3e5992acaba662dee1faafa8ca632cf17afb6c60ba053f
- hj-ownership=GI%qlxI3!1mL
- SPFv=spf1 ip4:135.84.68.123/32 ip4:74.51.212.128/29 ip4:216.248.100.0/25 ip4:66.207.12.240/28 ip4:118.37.186.97/32 include:marketing.dynamics.com include:servers.mcsv.net include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all
- d365mktkey=QxzioW5hRFIePVAfwiSnK3R5A2xhKJejfxtEqDTLi8ox
- bw=CGp/HXT7tpEt6lO8cQUaTTdHS4J2bw5PnmnGtcQ8orTt
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