Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
steuerberatung-oberkassel.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 06:07:18 UTC · ↺ Refresh
MX Hostnames
- smail01.folz.de
MX Priorities
- smail01.folz.de: 10
A / AAAA Records
- 89.58.8.168 ↩ lux06.lux-medien.com
Mail Server IPs
- 212.43.64.116 ↩ smail01.folz.de
SOA Record
Raw SOA
dns1.tecno.de admin.tecno.de 201405125 28800 7200 604800 86400
Primary NS (mname)
dns1.tecno.de
Admin Email (rname)
admin@tecno.de
Serial
201405125
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
dns2.epag.net
dns1.tecno.de
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:212.202.246.128/27 include:smail01.folz.de a:mail.fp-sign.com ip4:83.246.89.68/32 include:spf.mandrillapp.com include:spf.protection.outlook.com include:_spf.snwlhostedeu.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
default._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 mx ip4:212.202.246.128/27 include:smail01.folz.de a:mail.fp-sign.com ip4:83.246.89.68/32 include:spf.mandrillapp.com include:spf.protection.outlook.com include:_spf.snwlhostedeu.com -all
- swisssign-check=q5lUyZSjgM6LSgISGVpcnK_NCBk
- mandrill_verify.xQ_4S06DlPjLcviUPP9zCg
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