Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
jbllc.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 08:48:52 UTC · ↺ Refresh
MX Hostnames
- d228809a.ess.barracudanetworks.com
- d228809b.ess.barracudanetworks.com
MX Priorities
- d228809a.ess.barracudanetworks.com: 10
- d228809b.ess.barracudanetworks.com: 20
A / AAAA Records
- 198.185.159.145 (no PTR)
- 198.49.23.145 (no PTR)
- 198.185.159.144 (no PTR)
- 198.49.23.144 (no PTR)
Mail Server IPs
- 209.222.82.253 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
dns1.registrar-servers.com hostmaster.registrar-servers.com 1773631936 43200 3600 604800 3601
Primary NS (mname)
dns1.registrar-servers.com
Admin Email (rname)
hostmaster@registrar-servers.com
Serial
1773631936
Refresh
43200s
Retry
3600s
Expire
604800s
Minimum TTL
3601s
Nameservers (NS)
dns2.registrar-servers.com
dns1.registrar-servers.com
SPF Record
✓ Strict (-all)
v=spf1 mx a ip4:198.167.185.138 ip4:198.167.185.146 ip4:198.45.120.0/24 ip4:149.72.196.33 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:spf.sendinblue.com include:spf.mailjet.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
mail._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
10 records- iafjm8jo0ramr36upc9o7q7kg1
- la9r9h76m84063t1rbom4ggr1c
- ppb2e74itr74j1qmu7necgt1j1
- 5c7062859db108996a5bbc22bb1f905d
- MS=0DF9D37A91247A5271B9AA6B76C1DAD257852DD0
- duo_sso_verification=6K4E9jf33TJJ0eA9AxoLlbjTFYE1wVM4DSWlvMLJ7I3i4A8bXqNnAtwlkzvvD06T
- TmHfI1oT+onJ2QfgVYtaF98ABI/Kp2tdN/tJ7ipWDXTIsdtrdtaXSvwomz3Q+WblxQAroEj3hExVTnB0aJMmLg==
- SPFv=spf1 mx a ip4:198.167.185.138 ip4:198.167.185.146 ip4:198.45.120.0/24 ip4:149.72.196.33 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:spf.sendinblue.com include:spf.mailjet.com -all
- BPL=8288497
- MS=ms89714282
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