isotec.de

Valid Email Server
Domain Lookup › isotec.de

Domain Overview

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

Checked via [email protected] · 2026-03-29 11:23:23 UTC · ↺ Refresh

MX Hostnames

  • w01772ea.kasserver.com

MX Priorities

  • w01772ea.kasserver.com: 10

A / AAAA Records

  • 85.13.148.187 ↩ dd30638.kasserver.com

Mail Server IPs

  • 85.13.148.187 ↩ dd30638.kasserver.com

SOA Record

Raw SOA ns5.kasserver.com hostmaster.kasserver.com 2512011006 28800 7200 1209600 7200
Primary NS (mname)
ns5.kasserver.com
Admin Email (rname)
hostmaster@kasserver.com
Serial
2512011006
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
7200s

Nameservers (NS)

ns6.kasserver.com
ns5.kasserver.com

SPF Record

✓ Strict (-all)
v=spf1 a:dd30638.kasserver.com a:er-mail.erecruiter.net ip4:52.28.229.182 ip4:212.34.64.185 include:spf.mailjet.com include:spf.crsend.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

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

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
  • google-site-verification=mooo2w7O4BTJv7dBNk6km1GeD-BtmpF65GwhxYqgaD0
  • google-site-verification=fBQWCMAWjHgBM0opssNMr-XPvJmMSnkdXhO5rbRdc4A
  • SPFv=spf1 a:dd30638.kasserver.com a:er-mail.erecruiter.net ip4:52.28.229.182 ip4:212.34.64.185 include:spf.mailjet.com include:spf.crsend.com -all
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