1stchoiceairsolutions.com

Valid Email Server
Domain Lookup › 1stchoiceairsolutions.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
1stchoiceairsolutions.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-20 05:40:18 UTC · ↺ Refresh

MX Hostnames

  • mx00.1and1.com
  • mx01.1and1.com

MX Priorities

  • mx01.1and1.com: 11
  • mx00.1and1.com: 10

A / AAAA Records

  • 151.101.194.159 (no PTR)

Mail Server IPs

  • 74.208.5.21 ↩ mx01.perfora.net
  • 74.208.5.3 ↩ mx00.perfora.net

SOA Record

Raw SOA ns1033.ui-dns.de hostmaster.1and1.com 2017052939 28800 7200 604800 300
Primary NS (mname)
ns1033.ui-dns.de
Admin Email (rname)
hostmaster@1and1.com
Serial
2017052939
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1033.ui-dns.org
ns1033.ui-dns.de
ns1033.ui-dns.com
ns1033.ui-dns.biz

SPF Record

✓ Strict (-all)
v=spf1 include:_spf.perfora.net include:_spf.kundenserver.de mx a include:spf.mandrillapp.com ip4:64.182.71.0/24 -all
📊 DNS lookups: 5/10
✓ 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

8 records
  • google-site-verification=c6lCeThAS0BrNEnq3O-Srx_1jc0_FHgD2MCR6DKm_sI
  • google-site-verification=tvcIsVTC28XmjPO1_-Cr15YfvZYZBHNkFXmxb8r4OxQ
  • google-site-verification=us8zOID0ZxO3vxEwmOYLMRbmZcbyVKKl8_Zxk7z_6gY
  • mdjt73ir76696pcfbvd8ulv7k9
  • google-site-verification=KlCSlEhk3WtZJ1R1QlbMmA909W0At2u7a1Cgi0rYZyA
  • google-site-verification=DFj7ynWMrZku7hTvZdAxyXG4cUnhsD6R0WrUy8Siugg
  • SPFv=spf1 include:_spf.perfora.net include:_spf.kundenserver.de mx a include:spf.mandrillapp.com ip4:64.182.71.0/24 -all
  • v=verifydomain MS=6715688
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