ctec.de

Valid Email Server
Domain Lookup › ctec.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
ctec.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-24 07:00:10 UTC · ↺ Refresh

MX Hostnames

  • mx23d.antispameurope.com
  • mx23c.antispameurope.com
  • mx23a.antispameurope.com
  • mx23b.antispameurope.com

MX Priorities

  • mx23c.antispameurope.com: 30
  • mx23a.antispameurope.com: 10
  • mx23b.antispameurope.com: 20
  • mx23d.antispameurope.com: 40

A / AAAA Records

  • 217.160.0.154 ↩ 217-160-0-154.elastic-ssl.ui-r.com
  • 2001:8d8:100f:f000::2eb ↩ 2001-08d8-100f-f000-0000-0000-0000-02eb.elastic-ssl.ui-r.com

Mail Server IPs

  • 94.100.134.10 ↩ hsmx06.antispameurope.com
  • 94.100.132.100 ↩ hsmx01.antispameurope.com
  • 83.246.65.100 ↩ nlb01-hz2.hornetsecurity.com.65.246.83.in-addr.arpa
  • 83.246.65.85 ↩ hsmx01-hz2.antispameurope.com

SOA Record

Raw SOA ns1079.ui-dns.biz hostmaster.1und1.de 2016061445 28800 7200 604800 300
Primary NS (mname)
ns1079.ui-dns.biz
Admin Email (rname)
hostmaster@1und1.de
Serial
2016061445
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1079.ui-dns.com
ns1079.ui-dns.org
ns1079.ui-dns.de
ns1079.ui-dns.biz

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:spf.hornetsecurity.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate 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

2 records
  • MS=ms83763720
  • SPFv=spf1 include:spf.protection.outlook.com include:spf.hornetsecurity.com ~all
Full email verification for ctec.de

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits