Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
citeco.de
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 00:58:05 UTC · ↺ Refresh
MX Hostnames
- aspmx.l.google.com
- alt1.aspmx.l.google.com
MX Priorities
- aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 20
A / AAAA Records
- 81.169.145.64 ↩ w00.rzone.de
- 2a01:238:20a:202:1064:: ↩ w00.rzone.de
Mail Server IPs
- 172.253.62.27 ↩ bc-in-f27.1e100.net
- 2607:f8b0:4004:c07::1b ↩ bc-in-f27.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
SOA Record
Raw SOA
docks01.rzone.de hostmaster.strato-rz.de 2020050974 86400 7200 604800 300
Primary NS (mname)
docks01.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2020050974
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
shades07.rzone.de
docks01.rzone.de
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.google.com include:_spf.strato.com include:mailgun.org include:spf.protection.outlook.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 3 found
google._domainkey
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- MS=ms44215906
- SPFv=spf1 include:_spf.google.com include:_spf.strato.com include:mailgun.org include:spf.protection.outlook.com -all
- google-site-verification=GNw4YyXtnysJK5HI0sCiKRYR7zusTRnR5RJsI-az6bI
Full email verification for citeco.de
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