Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
macgregorplumbing.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 10:30:10 UTC · ↺ Refresh
MX Hostnames
- d338977a.ess.barracudanetworks.com
- d338977b.ess.barracudanetworks.com
MX Priorities
- d338977b.ess.barracudanetworks.com: 10
- d338977a.ess.barracudanetworks.com: 0
A / AAAA Records
- 104.21.46.125 (no PTR)
- 172.67.139.3 (no PTR)
- 2606:4700:3031::ac43:8b03 (no PTR)
- 2606:4700:3035::6815:2e7d (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
guy.ns.cloudflare.com dns.cloudflare.com 2398876686 10000 2400 604800 1800
Primary NS (mname)
guy.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398876686
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
guy.ns.cloudflare.com
paislee.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.mailjet.com include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict 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
✓ 5 found
selector1._domainkey
selector2._domainkey
default._domainkey
s1._domainkey
s2._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
3 records- SPFv=spf1 include:spf.mailjet.com include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all
- google-site-verification=QhJLHym5wGcrBEHEArYPhDTh8eHk_Gfeq-5lugVCV8U
- knowbe4-site-verification=6d3ebb05b164c71468f436c2d8785986
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