Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
plumbenefits.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-17 23:21:44 UTC · ↺ Refresh
MX Hostnames
- d192727a.ess.barracudanetworks.com
- d192727b.ess.barracudanetworks.com
MX Priorities
- d192727b.ess.barracudanetworks.com: 4
- d192727a.ess.barracudanetworks.com: 3
A / AAAA Records
- 104.18.41.131 (no PTR)
- 172.64.146.125 (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
andronicus.ns.cloudflare.com dns.cloudflare.com 2398511397 10000 2400 604800 1800
Primary NS (mname)
andronicus.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398511397
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
clarissa.ns.cloudflare.com
andronicus.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a ip4:198.61.129.140/32 include:mktomail.com include:spf.protection.outlook.com include:entertainmentbenefits.com include:sendgrid.net include:spf1.odysol.com include:_spf.atlassian.net include:mailgun.org include:spf.US.exclaimer.net ~all
📊 DNS lookups: 10/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
default._domainkey
✓ Public key: 392 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- knowbe4-site-verification=546b3d4b5a79156dcc7f35750b0f346d
- SPFv=spf1 mx a ip4:198.61.129.140/32 include:mktomail.com include:spf.protection.outlook.com include:entertainmentbenefits.com include:sendgrid.net include:spf1.odysol.com include:_spf.atlassian.net include:mailgun.org include:spf.US.exclaimer.net ~all
- MS=ms17109159
- amazonses:6koyz1eEZax0vhScR8Y+FviN8ieFyX0cTI+Qw7T2VqA=
- amazonses:IbbdZn3W0dGPxZdCD4c2Dy4HoSWCpl6hv5ErbwtgI+8=
- atlassian-domain-verification=n9twCP/WYJ6jiaTadvLcoCIZJTvwNVniaaBsQlf/k0Udkzg5m2EepHOjjE2Q1YNf
- atlassian-sending-domain-verification=1bb788b1-96e8-49d4-ac2c-e4215db24559
- google-site-verification=aLQV_z5eGh9UaX_B4ldEdN07xbVMg1bcbW_62_HCLIw
Full email verification for plumbenefits.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits