asb-koenigstein-pirna.de

Valid Email Server
Domain Lookup › asb-koenigstein-pirna.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
asb-koenigstein-pirna.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-04 14:18:09 UTC · ↺ Refresh

MX Hostnames

  • asbkoenigsteinpirna-de0i2i.mail.protection.outlook.com

MX Priorities

  • asbkoenigsteinpirna-de0i2i.mail.protection.outlook.com: 0

A / AAAA Records

  • 92.205.105.108 ↩ 108.105.205.92.host.secureserver.net
  • 2a01:4f8:10b:906::2 (no PTR)

Mail Server IPs

  • 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
  • 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
  • 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
  • 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::1 ↩ mail-db7pr03cu00401.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com

SOA Record

Raw SOA ns1072.ui-dns.com hostmaster.1und1.de 2017080134 28800 7200 604800 300
Primary NS (mname)
ns1072.ui-dns.com
Admin Email (rname)
hostmaster@1und1.de
Serial
2017080134
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1072.ui-dns.org
ns1072.ui-dns.de
ns1072.ui-dns.com
ns1072.ui-dns.biz

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ 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

3 records
  • MS=A3AADDF3509DC0F96062CBCEC4D4145F062894BD
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • v=verifydomain MS=8669192
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 asb-koenigstein-pirna.de

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits