Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hofstede.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 12:16:28 UTC · ↺ Refresh
MX Hostnames
- mx31.spambarrier.de
- mx2.spambarrier.de
- mx1.spambarrier.de
MX Priorities
- mx1.spambarrier.de: 10
- mx2.spambarrier.de: 20
- mx31.spambarrier.de: 30
A / AAAA Records
- 78.47.146.30 ↩ office.hofstede.de
- 2a01:4f8:c2c:e70b::1 ↩ office.hofstede.de
Mail Server IPs
- 78.46.139.117 ↩ gate1.spambarrier.de
- 5.189.136.147 ↩ gate2.spambarrier.de
SOA Record
Raw SOA
hydrogen.ns.hetzner.com dns.hetzner.com 2023091104 86400 10800 3600000 3600
Primary NS (mname)
hydrogen.ns.hetzner.com
Admin Email (rname)
dns@hetzner.com
Serial
2023091104
Refresh
86400s
Retry
10800s
Expire
3600000s
Minimum TTL
3600s
Nameservers (NS)
helium.ns.hetzner.de
hydrogen.ns.hetzner.com
oxygen.ns.hetzner.com
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:78.47.146.30 ip6:2a01:4f8:c2c:e70b::1 include:sendgrid.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 3 found
default._domainkey
s1._domainkey
s2._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
1 record- SPFv=spf1 a mx ip4:78.47.146.30 ip6:2a01:4f8:c2c:e70b::1 include:sendgrid.net -all
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for hofstede.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits