b-s-s.de

Valid Email Server
Domain Lookup › b-s-s.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
b-s-s.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-29 04:49:42 UTC · ↺ Refresh

MX Hostnames

  • bss-de0k.mail.protection.outlook.com

MX Priorities

  • bss-de0k.mail.protection.outlook.com: 10

A / AAAA Records

  • 104.21.46.32 (no PTR)
  • 172.67.223.32 (no PTR)
  • 2606:4700:3032::6815:2e20
  • 2606:4700:3032::ac43:df20

Mail Server IPs

  • 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
  • 52.101.73.26 ↩ mail-as9pr05cu01302.inbound.protection.outlook.com
  • 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
  • 52.101.73.153 ↩ mail-as8pr05cu00401.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::b ↩ mail-am7pr05cu00103.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::8 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com

SOA Record

Raw SOA celine.ns.cloudflare.com dns.cloudflare.com 2400046294 10000 2400 604800 1800
Primary NS (mname)
celine.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400046294
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

celine.ns.cloudflare.com
piotr.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.nl2go.com include:spf.protection.outlook.com -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

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

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

All TXT Records

3 records
  • 9mghe9BJtwmo9/0xkH2SuxB+QaH6Mpb/Wd3fiF1CKgg01kjP5/eRzOWoIGVWyIAI6K3UuWntleg0BRihX+PtjA==
  • google-site-verification=9musiIl_Fb4bwr-Igz7AErL_aQUv5u36Y925e-T9Nzc
  • SPFv=spf1 include:spf.nl2go.com include:spf.protection.outlook.com -all
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