polar-refrigeration.de

Valid Email Server
Domain Lookup › polar-refrigeration.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
polar-refrigeration.de
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-23 09:48:00 UTC · ↺ Refresh

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MX Hostnames

  • aspmx.l.google.com
  • aspmx2.googlemail.com
  • alt2.aspmx.l.google.com
  • alt1.aspmx.l.google.com
  • aspmx3.googlemail.com

MX Priorities

  • aspmx.l.google.com: 10
  • aspmx3.googlemail.com: 30
  • aspmx2.googlemail.com: 30
  • alt1.aspmx.l.google.com: 20
  • alt2.aspmx.l.google.com: 20

A / AAAA Records

  • 92.205.128.133 ↩ 133.128.205.92.host.secureserver.net

Mail Server IPs

  • 142.251.16.27 ↩ bl-in-f27.1e100.net
  • 2607:f8b0:4004:c07::1b ↩ bc-in-f27.1e100.net
  • 172.253.116.27 ↩ dj-in-f27.1e100.net
  • 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
  • 108.177.123.26 ↩ lcscld-in-f26.1e100.net
  • 2800:3f0:4003:c0f::1a (no PTR)
  • 108.177.123.27 ↩ lcscld-in-f27.1e100.net
  • 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net

SOA Record

Raw SOA 007.mpango.de mail.mpango.de 2025051301 10800 3600 1209600 10800
Primary NS (mname)
007.mpango.de
Admin Email (rname)
mail@mpango.de
Serial
2025051301
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
10800s

Nameservers (NS)

008.mpango.de
007.mpango.de
004.mpango.de
003.mpango.de

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.google.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; adkim=s; aspf=s
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict · DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)

DKIM Selectors

✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default

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

All TXT Records

4 records
  • google-site-verification=sVHLPrW4X67ZKGG2vKsr2dBTAu6fxOkoj4NV6NXFhZw
  • apple-domain-verification=wRO5SP0EscV-qIN2EhZpUAbE15fQe8mXuoQITECLsAk
  • MS=ms43991199
  • SPFv=spf1 include:_spf.google.com ~all
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