lts-online.de

Valid Email Server
Domain Lookup › lts-online.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
lts-online.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-03 10:24:41 UTC · ↺ Refresh

MX Hostnames

  • ltsonline-de0i.mail.protection.outlook.com

MX Priorities

  • ltsonline-de0i.mail.protection.outlook.com: 0

A / AAAA Records

  • 212.62.196.115 ↩ web00.22926.srv.lzi.ims.td-fn.net

Mail Server IPs

  • 52.101.73.153 ↩ mail-as8pr05cu00401.inbound.protection.outlook.com
  • 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
  • 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
  • 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::f ↩ mail-db7pr03cu00507.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com

SOA Record

Raw SOA auth02.ns.td-fn.net hostmaster.td-fn.net 2021032601 28800 7200 1209600 86400
Primary NS (mname)
auth02.ns.td-fn.net
Admin Email (rname)
hostmaster@td-fn.net
Serial
2021032601
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

auth01.ns.td-fn.net
auth02.ns.td-fn.net

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:217.24.192.0/20 ip4:212.62.212.0/24 ip4:217.24.207.8/28 ip6:20a2:590:1::/48 a mx a:smtp0.teledata-fn.de a:smtp1.teledata-fn.de a:smtp-relay.teledata-fn.de
📊 DNS lookups: 5/10

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
  • MS=ms76886223
  • SPFv=spf1 ip4:217.24.192.0/20 ip4:212.62.212.0/24 ip4:217.24.207.8/28 ip6:20a2:590:1::/48 a mx a:smtp0.teledata-fn.de a:smtp1.teledata-fn.de a:smtp-relay.teledata-fn.de
  • SPFv=spf1include:spf.protection.outlook.com-all
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for lts-online.de

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits