mikov.cz

Valid Email Server
Domain Lookup › mikov.cz
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
mikov.cz
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-09-04 15:53:00 UTC · ↺ Refresh

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MX Hostnames

  • smtp.google.com

MX Priorities

  • smtp.google.com: 1

A / AAAA Records

  • 217.16.182.4 ↩ 217-16-182-4.nlooud.com
  • 85.132.152.182
  • 81.0.235.139

Mail Server IPs

  • 142.251.179.27 ↩ pd-in-f27.1e100.net
  • 172.253.62.27 ↩ bc-in-f27.1e100.net
  • 172.253.62.26 ↩ bc-in-f26.1e100.net
  • 64.233.180.26 ↩ pe-in-f26.1e100.net
  • 142.251.179.26 ↩ pd-in-f26.1e100.net
  • 2607:f8b0:4004:c1f::1a ↩ pd-in-f26.1e100.net
  • 2607:f8b0:4004:c07::1a ↩ bc-in-f26.1e100.net
  • 2607:f8b0:4004:c1f::1b ↩ pd-in-f27.1e100.net
  • 2607:f8b0:4004:c07::1b ↩ bc-in-f27.1e100.net

SOA Record

Raw SOA ns1.one.cz one.one.cz 2026070237 43200 14400 1209600 10800
Primary NS (mname)
ns1.one.cz
Admin Email (rname)
one@one.cz
Serial
2026070237
Refresh
43200s
Retry
14400s
Expire
1209600s
Minimum TTL
10800s

Nameservers (NS)

ns1.one.cz
ns2.one.cz
ns3.one.cz

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:85.163.118.42 include:sparkpostmail.com include:_spf.google.com include:spf.majorshop.cz ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 1 found
google._domainkey
✓ Public key: 392 chars (valid)
✓ 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
  • google-site-verification=O6DW_NAGnRQxhNhDsScri-TkwNnUrtZ2lWfYqvGr-bU
  • SPFv=spf1 ip4:85.163.118.42 include:sparkpostmail.com include:_spf.google.com include:spf.majorshop.cz ~all
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