Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mclennan.edu
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 20:23:18 UTC · ↺ Refresh
MX Hostnames
- d152240b.ess.barracudanetworks.com
- d152240a.ess.barracudanetworks.com
MX Priorities
- d152240a.ess.barracudanetworks.com: 50
- d152240b.ess.barracudanetworks.com: 100
A / AAAA Records
- 67.227.191.104 ↩ cloudvpsserver.host.mclennan.edu
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
ns01.mclennan.edu issleads.mclennan.edu 2026021837 21600 3600 1209600 300
Primary NS (mname)
ns01.mclennan.edu
Admin Email (rname)
issleads@mclennan.edu
Serial
2026021837
Refresh
21600s
Retry
3600s
Expire
1209600s
Minimum TTL
300s
Nameservers (NS)
ns01.mclennan.edu
ns2.ots.utsystem.edu
ns02.mclennan.edu
SPF Record
✓ Strict (-all)
v=spf1 ip4:198.134.151.0/24 ip4:149.72.144.78 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:mailgun.org include:cust-spf.cashnet.com include:a._spf.brightspace.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
7 records- google-gws-recovery-domain-verification=60571802
- l25ljgdfjq6lhb7mff470244bj
- SPFv=spf1 ip4:198.134.151.0/24 ip4:149.72.144.78 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:mailgun.org include:cust-spf.cashnet.com include:a._spf.brightspace.com -all
- prowly-verification=6c7442e886966a8393c8a41e9d0515e1f491d4943a8df6f8928e7b97eb720d94
- duo_sso_verification=qX2Sz4wyZ85Ll6TRs6afVcCOjlDiQjmmwhR1iu6Y09NmWvxXFCEgYVH2PzymEoP3
- 2tGCkJqb3etF3GjVrhR9mvVT2oAOy3leYsshlqv+LJ9i9mNoL9CbWTOrZ1RQzK1XwVvmYD4PBwe1NgJXYiIaDg==
- google-site-verification=rbKXAHspGUdT3N3pyzmOqD0kKvdqwWNtFjdTBOJVNIE
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