ask-stbg.de

Valid Email Server
Domain Lookup › ask-stbg.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
ask-stbg.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-22 06:09:57 UTC · ↺ Refresh

MX Hostnames

  • line1b.virus-defence.de
  • line1a.virus-defence.de

MX Priorities

  • line1a.virus-defence.de: 10
  • line1b.virus-defence.de: 30

A / AAAA Records

  • 185.58.213.89 (no PTR)
  • 18.197.248.23 ↩ eu-staticip.multiscreensite.com

Mail Server IPs

  • 80.82.218.16 ↩ line1a.virus-defence.de
  • 87.190.16.131 ↩ line1b.virus-defence.de

SOA Record

Raw SOA ns1081.ui-dns.biz hostmaster.schlund.de 2017061624 28800 7200 604800 300
Primary NS (mname)
ns1081.ui-dns.biz
Admin Email (rname)
hostmaster@schlund.de
Serial
2017061624
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1081.ui-dns.biz
ns1081.ui-dns.de
ns1081.ui-dns.com
ns1081.ui-dns.org

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spfext.espectrum-hosting.de -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • SPFv=spf1 include:spf.protection.outlook.com include:spfext.espectrum-hosting.de -all
  • MS=ms15602757
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