b4bschwaben.de

Valid Email Server
Domain Lookup › b4bschwaben.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
b4bschwaben.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-24 02:56:34 UTC · ↺ Refresh

MX Hostnames

  • b4bschwaben-de.mail.protection.outlook.com

MX Priorities

  • b4bschwaben-de.mail.protection.outlook.com: 0

A / AAAA Records

  • 213.182.13.58 ↩ lb.b4bschwaben.de

Mail Server IPs

  • 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
  • 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
  • 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
  • 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.dns.speedkom.net hostmaster.speedkom.net 2010035277 14400 3600 1209600 3600
Primary NS (mname)
ns1.dns.speedkom.net
Admin Email (rname)
hostmaster@speedkom.net
Serial
2010035277
Refresh
14400s
Retry
3600s
Expire
1209600s
Minimum TTL
3600s

Nameservers (NS)

ns1.dns.speedkom.net
ns2.dns.speedkom.net

SPF Record

✓ Strict (-all)
v=spf1 a:Hotmail2.pdvred.de a:Hotmail1.pdvred.de ip4:213.182.7.210 include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ 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: 216 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
  • MS=ms77450752
  • SPFv=spf1 a:Hotmail2.pdvred.de a:Hotmail1.pdvred.de ip4:213.182.7.210 include:spf.protection.outlook.com -all
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