Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gbo-ag.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 15:13:19 UTC · ↺ Refresh
MX Hostnames
- cpanel.gbo-ag.de
- fiber1.gbo-ag.de
MX Priorities
- cpanel.gbo-ag.de: 30
- fiber1.gbo-ag.de: 10
A / AAAA Records
- 5.22.145.16 ↩ relay.mail-forwarder.io
- 5.22.145.121 ↩ relay.mail-forwarder.io
- 2a00:18e0:5:2:7577:4e4d:413b:f507 ↩ relay.mail-forwarder.io
- 2a00:18e0:5:3:dfe2:c743:85aa:61bc ↩ relay.mail-forwarder.io
Mail Server IPs
- 18.198.100.52 ↩ cpanel-004-fra.hostingww.com
- 185.194.67.206 ↩ fiber1.gbo-ag.de
SOA Record
Raw SOA
ns1.domaindiscount24.net tech.key-systems.net 2026013737 10800 3600 604800 28800
Primary NS (mname)
ns1.domaindiscount24.net
Admin Email (rname)
tech@key-systems.net
Serial
2026013737
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
28800s
Nameservers (NS)
ns2.domaindiscount24.net
ns3.domaindiscount24.net
ns1.domaindiscount24.net
SPF Record
✓ Soft Fail (~all)
v=spf1 +mx +a +ip4:18.198.100.52 +ip4:185.194.67.206 +ip4:88.99.0.250 +include:mail.hostingww.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
default._domainkey
mail._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- brevo-code:66701e61675dd8538fae82f2d41089d4
- SPFv=spf1 +mx +a +ip4:18.198.100.52 +ip4:185.194.67.206 +ip4:88.99.0.250 +include:mail.hostingww.com ~all
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