Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nashua.edu
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-27 22:00:37 UTC · ↺ Refresh
MX Hostnames
- d195443b.ess.barracudanetworks.com
- d195443a.ess.barracudanetworks.com
MX Priorities
- d195443b.ess.barracudanetworks.com: 10
- d195443a.ess.barracudanetworks.com: 10
A / AAAA Records
- 104.17.71.73 (no PTR)
Mail Server IPs
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
ns10.dnsmadeeasy.com dns.dnsmadeeasy.com 2009010298 43200 3600 1209600 180
Primary NS (mname)
ns10.dnsmadeeasy.com
Admin Email (rname)
dns@dnsmadeeasy.com
Serial
2009010298
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns14.dnsmadeeasy.com
ns12.dnsmadeeasy.com
ns13.dnsmadeeasy.com
ns11.dnsmadeeasy.com
ns10.dnsmadeeasy.com
ns15.dnsmadeeasy.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a include:_spf.bbnotify.net include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
6 records- autodesk-domain-verification=lRn8H-KGWLo88yofIKYU
- SPFv=spf1 mx a include:_spf.bbnotify.net include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com ~all
- apple-domain-verification=3UutUTOJG0HhZz8l
- cisco-ci-domain-verification=2476a9cf715fa31e347b54cb463f324bc5250f4549e6e0cec9ae0486519bfc62
- google-site-verification=0OZ8YkSZFg7bONHYZmM68PuJN59RV3njT2TtubuXY28
- duo_sso_verification=rl2iXETLmPpNBgWySfYaK6Fd3K9d4IFriPfncPKHBBbZlBaYA4UvgBmDRIteRffM
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