Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bhu.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 05:34:31 UTC · ↺ Refresh
MX Hostnames
- mail.bhu.de
MX Priorities
- mail.bhu.de: 10
A / AAAA Records
- 35.207.151.33 ↩ 33.151.207.35.bc.googleusercontent.com
Mail Server IPs
- 138.201.184.165 ↩ mail.bhu.de
- 2a01:4f8:c17:8bf8::1 ↩ mail.bhu.de
SOA Record
Raw SOA
ns1.first-ns.de dns.hetzner.com 2025101100 14400 1800 604800 86400
Primary NS (mname)
ns1.first-ns.de
Admin Email (rname)
dns@hetzner.com
Serial
2025101100
Refresh
14400s
Retry
1800s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
hydrogen.ns.hetzner.com
oxygen.ns.hetzner.com
helium.ns.hetzner.de
SPF Record
✓ Strict (-all)
v=spf1 ip4:138.201.184.165 ip6:2a01:4f8:c17:8bf8::1 a:atlantis.udag.de a:mxin.ulb.ac.be include:spf.crsend.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; rf=afrf; fo=0; pct=100; ri=86400; adkim=r; aspf=r
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],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
2 records- SPFv=spf1 ip4:138.201.184.165 ip6:2a01:4f8:c17:8bf8::1 a:atlantis.udag.de a:mxin.ulb.ac.be include:spf.crsend.com -all
- MS=ms18788440
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