sdsgruppe.de

Valid Email Server
Domain Lookup › sdsgruppe.de

Domain Overview

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

Checked via [email protected] · 2026-03-24 23:10:23 UTC · ↺ Refresh

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MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 81.201.155.1 ↩ remote.sdsgruppe.de

Mail Server IPs

  • 52.101.185.12 ↩ mail-zrap278cu00304.inbound.protection.outlook.com
  • 52.101.187.1 ↩ mail-gvap278cu00301.inbound.protection.outlook.com
  • 52.101.185.13 ↩ mail-zrzp278cu00205.inbound.protection.outlook.com
  • 52.101.185.14 ↩ mail-zr1p278cu00206.inbound.protection.outlook.com
  • 2a01:111:f403:ca3c::1 ↩ mail-zrzp278cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:ca3e::1 ↩ mail-gvap278cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:ca3c::2 ↩ mail-zr1p278cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:ca3c:: ↩ mail-zrap278cu00300.inbound.protection.outlook.com

SOA Record

Raw SOA ns3.ip2name.de admin.sea-net.de 2021030515 900 600 86400 3600
Primary NS (mname)
ns3.ip2name.de
Admin Email (rname)
admin@sea-net.de
Serial
2021030515
Refresh
900s
Retry
600s
Expire
86400s
Minimum TTL
3600s

Nameservers (NS)

ns3.ip2name.de
ns4.ip2name.de

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.emailsignatures365.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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

10 records
  • "apple-domain-verification=E2h4533jFJNei4lU"
  • MS=61FB3341911FE333059476545645A50FA3B8FFD5
  • 1W3OzPPp9fRS9AuE2YaOqzbjpsV8iLpW
  • MS=ms99889816
  • l1k0hj938obrv5bk9b3lv620hl
  • google-site-verification=PqSx1fhuol2ZDcpUApCjVugvDWQ4Mm5xyu1xguDoePY
  • MS=ms50227408
  • "@MDGSE24TDI7FHE4SMPJT8U5R8"
  • SPFv=spf1 include:spf.protection.outlook.com include:spf.emailsignatures365.com -all
  • @aj2v2ddl03ddomrbtobon3trl5
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