buw.de

Valid Email Server
Domain Lookup › buw.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
buw.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-26 15:14:12 UTC · ↺ Refresh

MX Hostnames

  • mail1.buw.de
  • mail.buw.de

MX Priorities

  • mail.buw.de: 35
  • mail1.buw.de: 50

A / AAAA Records

  • 82.165.101.133 (no PTR)

Mail Server IPs

  • 213.23.107.210 ↩ mail.buw.de
  • 213.23.107.211 ↩ mail1.buw.de

SOA Record

Raw SOA ns.buw.de plesk.osnatel.de 2025052201 10800 3600 86400 10800
Primary NS (mname)
ns.buw.de
Admin Email (rname)
plesk@osnatel.de
Serial
2025052201
Refresh
10800s
Retry
3600s
Expire
86400s
Minimum TTL
10800s

Nameservers (NS)

ans1.ewetel.net
ans2.ewetel.de
ans3.ewetel.net
ns.buw.de

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:213.23.107.210/32 ip4:213.23.107.211/32 ip4:195.140.184.0/22 ip4:91.192.40.0/22 ip4:87.106.252.225/32 ip4:82.223.10.141/32 ip4:82.223.9.125/32 ~all
📊 DNS lookups: 0/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No 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
  • 2bjvObFsruE3/xJZTQB+q/ysnB97BIiHcePXudo2YNzffYzzmdK0lki4QNOuwk12cv6kWRkoxQeCaujjwGGyFQ==
  • SPFv=spf1 ip4:213.23.107.210/32 ip4:213.23.107.211/32 ip4:195.140.184.0/22 ip4:91.192.40.0/22 ip4:87.106.252.225/32 ip4:82.223.10.141/32 ip4:82.223.9.125/32 ~all
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