hlbgrosscollins.com

Valid Email Server
Domain Lookup › hlbgrosscollins.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
hlbgrosscollins.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-18 11:16:26 UTC · ↺ Refresh

MX Hostnames

  • d358371b.ess.barracudanetworks.com
  • d358371a.ess.barracudanetworks.com

MX Priorities

  • d358371a.ess.barracudanetworks.com: 1
  • d358371b.ess.barracudanetworks.com: 20

A / AAAA Records

  • 104.21.45.168 (no PTR)
  • 172.67.217.3 (no PTR)
  • 2606:4700:3032::ac43:d903 (no PTR)
  • 2606:4700:3030::6815:2da8 (no PTR)

Mail Server IPs

  • 209.222.82.252 ↩ mail.ess.barracuda.com
  • 209.222.82.253 ↩ mail.ess.barracuda.com
  • 209.222.82.255 ↩ mail.ess.barracuda.com

SOA Record

Raw SOA jim.ns.cloudflare.com dns.cloudflare.com 2397615490 10000 2400 604800 1800
Primary NS (mname)
jim.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397615490
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

jim.ns.cloudflare.com
pat.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 mx include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com include:mail.zendesk.com ip4:76.217.118.243 ip4:131.226.206.157 ip4:131.226.206.155 ip4:131.226.206.141 ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._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

5 records
  • SPFv=spf1 mx include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com include:mail.zendesk.com ip4:76.217.118.243 ip4:131.226.206.157 ip4:131.226.206.155 ip4:131.226.206.141 ~all
  • MS=ms32291795
  • MS=ms58828488
  • google-site-verification=AwzWGsLr5PPmnEFBNEkMPtzdHWosxoRh8erd_s6Swj8
  • google-site-verification=kfRzcZPx_1zGmTdTPFvS9Ftt7NMM5AthIBghjTzsrrQ
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