alstom.de

Valid Email Server
Domain Lookup › alstom.de

Domain Overview

DNS: ✓ 23h ago Checker: ✓ 23h ago
alstom.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-09-04 19:24:17 UTC · ↺ Refresh

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MX Hostnames

  • mx4.nameshield.net
  • mx3.nameshield.com

MX Priorities

  • mx4.nameshield.net: 10
  • mx3.nameshield.com: 0

A / AAAA Records

  • 81.92.94.54 ↩ cdn.perf1.com
  • 81.92.95.55 ↩ cdn.perf1.com
  • 152.89.172.56 ↩ cdn.perf1.com
  • 2a01:c8:100::54 ↩ cdn.perf1.com
  • 2a09:35c0:102::56 ↩ cdn.perf1.com
  • 2a01:c8:101::55 ↩ cdn.perf1.com

Mail Server IPs

  • 81.92.81.40 ↩ mx4.nameshield.net
  • 81.92.84.191 ↩ mx3.perf1.com

SOA Record

Raw SOA nsa.perf1.fr technical.nameshield.net 2026040809 28800 7200 604800 7200
Primary NS (mname)
nsa.perf1.fr
Admin Email (rname)
technical@nameshield.net
Serial
2026040809
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
7200s

Nameservers (NS)

nsa.perf1.fr
nsb.perf1.com
nsc.perf1.com

SPF Record

✗ Invalid
v=spf1 -all
📊 DNS lookups: 0/10
⚠ Strict -all with no allowed senders — no servers can send email for this domain.

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
✓ DKIM properly configured for selector: google

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • SPFv=spf1 -all
  • AEG Energietechnik GmbH
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