zb-gladbeck.de

Valid Email Server
Domain Lookup › zb-gladbeck.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
zb-gladbeck.de
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-26 03:11:40 UTC · ↺ Refresh

MX Hostnames

  • d299466b.ess.barracudanetworks.com
  • d299466a.ess.barracudanetworks.com

MX Priorities

  • d299466a.ess.barracudanetworks.com: 10
  • d299466b.ess.barracudanetworks.com: 20

A / AAAA Records

  • 46.28.37.51 ↩ x-gn-flycms-1.gelsen.net

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 a.ns14.net hostmaster.dns-tool.gelsen.net 2026011503 3600 1800 1209600 600
Primary NS (mname)
a.ns14.net
Admin Email (rname)
hostmaster@dns-tool.gelsen.net
Serial
2026011503
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
600s

Nameservers (NS)

a.ns14.net
b.ns14.net
c.ns14.net
d.ns14.net

SPF Record

✓ Soft Fail (~all)
v=spf1 a a:antispam.gelsen.net include:spf.protection.outlook.com ip4:46.28.37.45 ip4:46.28.37.51 ip4:217.70.170.19 ip4:83.246.110.64/26 ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • MS=ms94848804
  • SPFv=spf1 a a:antispam.gelsen.net include:spf.protection.outlook.com ip4:46.28.37.45 ip4:46.28.37.51 ip4:217.70.170.19 ip4:83.246.110.64/26 ~all
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