hamburg-messe.de

Valid Email Server
Domain Lookup › hamburg-messe.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
hamburg-messe.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-04 15:16:28 UTC · ↺ Refresh

MX Hostnames

  • mx2.mas.t-systems-service.com
  • mx1.mas.t-systems-service.com
  • mx3.mas.t-systems-service.com

MX Priorities

  • mx1.mas.t-systems-service.com: 3
  • mx2.mas.t-systems-service.com: 5
  • mx3.mas.t-systems-service.com: 7

A / AAAA Records

  • 52.18.147.128 ↩ ec2-52-18-147-128.eu-west-1.compute.amazonaws.com

Mail Server IPs

  • 217.150.155.10 ↩ mgb-mta01.mas.t-systems-service.com
  • 217.150.155.12 ↩ mgb-mta02.mas.t-systems-service.com
  • 46.29.101.1 ↩ muc-mta01.mas.t-systems-service.com
  • 46.29.101.2 ↩ muc-mta02.mas.t-systems-service.com
  • 94.100.254.155 ↩ ffm-mta01.mas.t-systems-service.com

SOA Record

Raw SOA ns1.arcor-ip.de hostmaster.adm.arcor.net 2026030600 28800 14400 1814400 7200
Primary NS (mname)
ns1.arcor-ip.de
Admin Email (rname)
hostmaster@adm.arcor.net
Serial
2026030600
Refresh
28800s
Retry
14400s
Expire
1814400s
Minimum TTL
7200s

Nameservers (NS)

ns2.arcor-ip.de
ns3.arcor-ip.de
ns1.arcor-ip.de

SPF Record

✓ Soft Fail (~all)
v=spf1 a:spf.mas.t-systems-service.com ip4:88.79.197.24 ip4:88.79.197.25 ip4:195.30.123.178 include:spf.de.umantis.com include:spf.mailjet.com include:_spf.eu.mailgun.org ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

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

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

5 records
  • atlassian-domain-verification=78V0Ar3ynW0jhD8V3MBue7FEyMNv7H756YBF3DtevLJOdj1PFaEjEut9FkcMDJ2m
  • amazonses:fN8KQfySMJuy7+luCeR3CBSFAhdTXeKGGVYzsgxI6MU=
  • SPFv=spf1 a:spf.mas.t-systems-service.com ip4:88.79.197.24 ip4:88.79.197.25 ip4:195.30.123.178 include:spf.de.umantis.com include:spf.mailjet.com include:_spf.eu.mailgun.org ~all
  • MS=ms65533365
  • apple-domain-verification=L3J5m7GOoobxflBj
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