tbv-erfurt.de

Valid Email Server
Domain Lookup › tbv-erfurt.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
tbv-erfurt.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-02 19:37:06 UTC · ↺ Refresh

MX Hostnames

  • mx-01-eu-central-1.prod.hydra.sophos.com
  • mx-02-eu-central-1.prod.hydra.sophos.com

MX Priorities

  • mx-01-eu-central-1.prod.hydra.sophos.com: 10
  • mx-02-eu-central-1.prod.hydra.sophos.com: 20

A / AAAA Records

  • 85.13.157.21 ↩ dd25706.kasserver.com

Mail Server IPs

  • 18.159.80.41 ↩ ec2-18-159-80-41.eu-central-1.compute.amazonaws.com
  • 52.57.183.85 ↩ ec2-52-57-183-85.eu-central-1.compute.amazonaws.com

SOA Record

Raw SOA ns5.kasserver.com hostmaster.kasserver.com 2603201125 28800 7200 1209600 7200
Primary NS (mname)
ns5.kasserver.com
Admin Email (rname)
hostmaster@kasserver.com
Serial
2603201125
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
7200s

Nameservers (NS)

ns5.kasserver.com
ns6.kasserver.com

SPF Record

✓ Strict (-all)
v=spf1 a mx a:bvth.tbv-erfurt.de a:tbv-erfurt.de ip4:134.97.99.124 include:_spf_eucentral1.prod.hydra.sophos.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=0
~ Quarantine — good protection (failing mail goes to spam)
📋 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

2 records
  • sophos-domain-verification=0664c48dcdfa74fe06b2919c3d46bc0a7c5893c3
  • SPFv=spf1 a mx a:bvth.tbv-erfurt.de a:tbv-erfurt.de ip4:134.97.99.124 include:_spf_eucentral1.prod.hydra.sophos.com -all
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