Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ritzenhoff.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 23:14:11 UTC · ↺ Refresh
MX Hostnames
- mx06.acs-europe.de
- mx05.acs-europe.de
- mx04.acs-europe.de
MX Priorities
- mx04.acs-europe.de: 10
- mx05.acs-europe.de: 10
- mx06.acs-europe.de: 10
A / AAAA Records
- 5.9.34.36 ↩ ingress1.smoxy.eu
- 116.202.199.129 ↩ ingress2.smoxy.eu
Mail Server IPs
- 212.99.205.221 ↩ mx04.acs-europe.de
- 195.242.167.61 ↩ mx05.acs-europe.de
- 93.159.110.187 ↩ mx06.acs-europe.de
SOA Record
Raw SOA
dns01.acs-europe.de hostmaster.acs-europe.de 2026021601 10800 900 1814400 3600
Primary NS (mname)
dns01.acs-europe.de
Admin Email (rname)
hostmaster@acs-europe.de
Serial
2026021601
Refresh
10800s
Retry
900s
Expire
1814400s
Minimum TTL
3600s
Nameservers (NS)
dns02.acs-europe.de
dns03.acs-europe.de
dns01.acs-europe.de
SPF Record
✓ Strict (-all)
v=spf1 a mx include:spf.acs-europe.de include:spf.protection.outlook.com include:spf.mailjet.com include:sendgrid.net -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- SPFv=spf1 a mx include:spf.acs-europe.de include:spf.protection.outlook.com include:spf.mailjet.com include:sendgrid.net -all
- apple-domain-verification=HpijhdWCnwVfkjRh
- klaviyo-site-verification=UHLstu
- MS=ms97675234
Full email verification for ritzenhoff.de
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