Domain Overview
DNS: ✓ 9d ago
Checker: ✓ 9d ago
zahnarzt-koeln-zollstock.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-23 11:28:03 UTC · ↺ Refresh
MX Hostnames
- wolpr.co
MX Priorities
- wolpr.co: 10
A / AAAA Records
- 202.61.194.211 ↩ wolpr.co
- 2a03:4000:58:9ec::1 ↩ wolpr.co
Mail Server IPs
- 202.61.194.211 ↩ wolpr.co
- 2a03:4000:58:9ec::1 ↩ wolpr.co
SOA Record
Raw SOA
ns1070.ui-dns.org hostmaster.1und1.com 2017060116 28800 7200 604800 600
Primary NS (mname)
ns1070.ui-dns.org
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060116
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns1048.ui-dns.de
ns1069.ui-dns.com
ns1117.ui-dns.biz
ns1070.ui-dns.org
SPF Record
✓ Strict (-all)
v=spf1 +a +mx -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 +a +mx -all
- google-site-verification=N9dp9S5JfJCU89YBdw3BhnqqqWZuLE1s1nsox5xcsLM
- DMARCv=DMARC1;p=reject;pct=100;rua=mailto:[email protected]
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