kabeltragsysteme.de

Valid Email Server

Domain Overview

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

Checked via [email protected] · 2026-03-28 01:28:08 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

  • kabeltragsysteme-de.mail.protection.outlook.com: 10

A / AAAA Records

  • 193.158.123.30 ↩ maus2.jteln.de
  • 2003:67:a012::6 ↩ maus2.jteln.de

Mail Server IPs

  • 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
  • 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
  • 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
  • 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
  • 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com

SOA Record

Raw SOA ns2.knipp.de root.jteln.de 2022063231 43200 7200 1209600 86400
Primary NS (mname)
ns2.knipp.de
Admin Email (rname)
root@jteln.de
Serial
2022063231
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns17.knipp.net
ns2.knipp.de
ns3.knipp.de

SPF Record

✓ Strict (-all)
v=spf1 a mx ip4:193.158.123.24/29 ip4:217.6.219.224/29 ip6:2003:67:a012::/64 ip4:92.39.19.48 ip4:85.13.150.106 include:_spf_eucentral1.prod.hydra.sophos.com include:spf.protection.outlook.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; sp=reject; rua=mailto:[email protected]; adkim=r; aspf=s;
✓ Reject — strongest protection
📋 SPF alignment: Strict · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ 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=ms98054418
  • SPFv=spf1 a mx ip4:193.158.123.24/29 ip4:217.6.219.224/29 ip6:2003:67:a012::/64 ip4:92.39.19.48 ip4:85.13.150.106 include:_spf_eucentral1.prod.hydra.sophos.com include:spf.protection.outlook.com -all
  • sophos-domain-verification=618c91224839e09ef3656eae9ab71da9ccfcdbf4
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