Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
umwelt-online.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-08-19 05:26:24 UTC · ↺ Refresh
MX Hostnames
- mail.umwelt-online.de
MX Priorities
- mail.umwelt-online.de: 10
A / AAAA Records
- 82.141.33.149 (no PTR)
Mail Server IPs
- 82.141.7.148 ↩ mail.umwelt-online.de
SOA Record
Raw SOA
ns1-38.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-38.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns3-38.azure-dns.org
ns4-38.azure-dns.info
ns1-38.azure-dns.com
ns2-38.azure-dns.net
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:82.141.33.144/28 ip4:5.35.249.209 include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- 1610db0fa7b36efe6f93405f19cfdfbc214abca2c7aff10e111aeecbe6197c8
- SPFv=spf1 mx ip4:82.141.33.144/28 ip4:5.35.249.209 include:spf.protection.outlook.com -all
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