topsystem.de

Valid Email Server
Domain Lookup › topsystem.de
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
topsystem.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-09-04 18:14:49 UTC · ↺ Refresh

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MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 156.67.238.20 ↩ r15407.agenturserver.it

Mail Server IPs

  • 52.101.103.39 ↩ mail-miypr05cu00207.inbound.protection.outlook.com
  • 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
  • 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
  • 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:ca3c::a ↩ mail-zrxpr07cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::a ↩ mail-am7pr02cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com

SOA Record

Raw SOA dns11.netcologne.de hostmaster.routing.net 2026060200 28800 7200 604800 3600
Primary NS (mname)
dns11.netcologne.de
Admin Email (rname)
hostmaster@routing.net
Serial
2026060200
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

dns11.netcologne.de
dns14.netcologne.de
dns13.netcologne.de
dns12.netcologne.de

SPF Record

✓ Strict (-all)
v=spf1 include:eu.zcsend.net mx include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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
  • MS=ms62170966
  • google-site-verification=C4BP2fAMmmr9gi4VrBLk3PmD7NLjzKbbnoHlRHiAB0I
  • SPFv=spf1 include:eu.zcsend.net mx include:spf.protection.outlook.com -all
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