Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
btg-wolfsburg.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 21:49:05 UTC · ↺ Refresh
MX Hostnames
- mail.btg-wolfsburg.de
MX Priorities
- mail.btg-wolfsburg.de: 0
A / AAAA Records
- 45.156.111.18 ↩ client-18.securewebsystems.net
Mail Server IPs
- 91.198.228.138 ↩ bm07.securewebsystems.net
SOA Record
Raw SOA
ns01.securewebsystems.net reports.viscomp.bg 2025090600 3600 1800 1209600 86400
Primary NS (mname)
ns01.securewebsystems.net
Admin Email (rname)
reports@viscomp.bg
Serial
2025090600
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns02.securewebsystems.net
ns01.securewebsystems.net
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:45.156.111.31 include:cemsc.net include:node26.securewebsystems.net +a +mx +ip4:45.156.111.18 +include:relay.mailchannels.net ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=none; adkim=r; aspf=r; pct=100; fo=0; rf=afrf; ri=86400
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none
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 ip4:45.156.111.31 include:cemsc.net include:node26.securewebsystems.net +a +mx +ip4:45.156.111.18 +include:relay.mailchannels.net ~all
- google-site-verification=TxeT2H7WdRBqWP5ej_s-4df4HPbDTb03725I-iQS6UQ
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 btg-wolfsburg.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits