Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gub-ing.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 07:08:01 UTC · ↺ Refresh
MX Hostnames
- mailgw.gub-ing.de
MX Priorities
- mailgw.gub-ing.de: 1
A / AAAA Records
- 134.119.86.147 ↩ mc21511.ispgateway.de
- 2a00:116a:106:88d0:: ↩ mc21511.ispgateway.de
Mail Server IPs
- 212.211.221.122 ↩ mailgw.gub-ing.de
SOA Record
Raw SOA
ns81.domaincontrol.com dns.jomax.net 2025111403 28800 7200 604800 600
Primary NS (mname)
ns81.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025111403
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns81.domaincontrol.com
ns82.domaincontrol.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a:mx01.gub-ing.de a:mx02.gub-ing.de include:spf.de.umantis.com include:spf.umantis.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;pct=100;rua=mailto:[email protected];ri=86400;fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
6 records- MS=ms58304766
- MS=942EE8CE8DAC773DB604A40063747ACE3F43325F
- SPFv=spf1 mx a:mx01.gub-ing.de a:mx02.gub-ing.de include:spf.de.umantis.com include:spf.umantis.com ~all
- have-i-been-pwned-verification=dweb_mec7kfbuutotwu69nt3ldlbz
- duo_sso_verification=pd98wnKAdm35bhfkQe6dX0AjM8UfN2Yq2zOdUck9DpcKpIA5ZTCGYz9tb2lxgUc0
- google-site-verification=2K0vrFdQ_xrnwQM8RmMiufpNtyPPElJ3RzRQU3gR6m4
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