maas-tiefbau.de

Valid Email Server
Domain Lookup › maas-tiefbau.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
maas-tiefbau.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-28 15:01:26 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 80.252.111.73 ↩ ispconf01.rhein-it.de

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 ns1.rhein-it.net adam.rhein-it.de 2023011900 43200 7200 1209600 86400
Primary NS (mname)
ns1.rhein-it.net
Admin Email (rname)
adam@rhein-it.de
Serial
2023011900
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns3.rhein-it.net
ns4.rhein-it.net
ns1.rhein-it.net
ns2.rhein-it.net

SPF Record

✓ Strict (-all)
v=spf1 mx ip4:52.58.166.242 ip4:52.29.100.147 ip4:94.140.18.128/26 ip4:52.208.126.243 ip4:52.31.106.198 ip4:198.154.180.128/26 include:spf.protection.outlook.com include:_spf_eucentral1.prod.hydra.sophos.com include:_spf_euwest1.prod.hydra.sophos.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict 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

4 records
  • SPFv=spf1 mx ip4:52.58.166.242 ip4:52.29.100.147 ip4:94.140.18.128/26 ip4:52.208.126.243 ip4:52.31.106.198 ip4:198.154.180.128/26 include:spf.protection.outlook.com include:_spf_eucentral1.prod.hydra.sophos.com include:_spf_euwest1.prod.hydra.sophos.com -all
  • nXt+AAuQ2D8OE6K8iuXQaMZQTmdbtsoaScFjKA5bMu+QxosAiuhrjtzOAjSE9QRSESf+lhAWoCdTsYPncvIurw==
  • sophos-domain-verification=3285ed1b42fff81de5ab77a3937da310886103ba
  • MS=ms89437393
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