Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rwt-gruppe.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 21:07:26 UTC · ↺ Refresh
MX Hostnames
- mail-gw1.rwt-gruppe.de
- mail-gw2.rwt-gruppe.de
MX Priorities
- mail-gw1.rwt-gruppe.de: 10
- mail-gw2.rwt-gruppe.de: 20
A / AAAA Records
- 116.202.1.78 ↩ rwt.srv.artif.net
Mail Server IPs
- 62.159.204.111 ↩ mail-gw1.rwt-gruppe.de
- 62.159.204.112 ↩ mail-gw2.rwt-gruppe.de
SOA Record
Raw SOA
a.ns-artif.de hostmaster.artif.com 2025120509 43200 7200 1209600 300
Primary NS (mname)
a.ns-artif.de
Admin Email (rname)
hostmaster@artif.com
Serial
2025120509
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
300s
Nameservers (NS)
d.ns-artif.de
c.ns-artif.de
b.ns-artif.de
a.ns-artif.de
SPF Record
✓ Strict (-all)
v=spf1 a mx a:www.rwt-gruppe.de a:rwt.srv.artif.net include:spf.nl2go.com include:spf.rwt.4hr.de include:spf.crsend.com include:spf.ehs-webmanager.de -all
📊 DNS lookups: 8/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; adkim=r; aspf=r; pct=100;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 5 chars (valid)
⚠ Public key too short (5 chars) — DKIM may be invalid.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- SPFv=spf1 a mx a:www.rwt-gruppe.de a:rwt.srv.artif.net include:spf.nl2go.com include:spf.rwt.4hr.de include:spf.crsend.com include:spf.ehs-webmanager.de -all
- sendinblue-code:5de5d77e1c1f810044662ee4dd8fdb63
- google-site-verification=XR_dSO1Q-cuaw-uTYbGjPB75YtFW7ETmWnSDrELgXvE
- MS=AC01FDEF73C234B06606DB0E8BC6CECDA32828BC
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