Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bg-altena.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 15:43:50 UTC · ↺ Refresh
MX Hostnames
- mail.bg-altena.de
MX Priorities
- mail.bg-altena.de: 10
A / AAAA Records
- 144.76.163.62 ↩ mse-hosting-s01.de
- 2a01:4f8:200:3414::2 ↩ mse-hosting-s01.de
Mail Server IPs
- 144.76.163.62 ↩ mse-hosting-s01.de
- 2a01:4f8:200:3414::2 ↩ mse-hosting-s01.de
SOA Record
Raw SOA
robotns3.second-ns.com bluemel.burggymnasium-altena.de 2026031301 3600 900 1209600 3600
Primary NS (mname)
robotns3.second-ns.com
Admin Email (rname)
bluemel@burggymnasium-altena.de
Serial
2026031301
Refresh
3600s
Retry
900s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
robotns3.second-ns.com
ns1.first-ns.de
ns1.mse-hosting-s01.de
robotns2.second-ns.de
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +a:mse-hosting-s01.de -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
✓ 1 found
default._domainkey
✓ Public key: 216 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 +a:mse-hosting-s01.de -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 · Customize →
See demo & docs
Deep verification
Full email verification for bg-altena.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits