crewos.io

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

Domain Overview

DNS: ⚡ live Checker: ⚡ live
crewos.io
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-09-23 02:57:59 UTC · ↺ Refresh

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MX Hostnames

  • smtp.google.com
  • grt6m3cr5uwc5ncqtlphk35ggfqnnstzb3zjgnpgsnmvx4v2osrq.mx-verification.google.com

MX Priorities

  • smtp.google.com: 1
  • grt6m3cr5uwc5ncqtlphk35ggfqnnstzb3zjgnpgsnmvx4v2osrq.mx-verification.google.com: 15

A / AAAA Records

  • 65.98.19.44 ↩ 65-98-19-44.my-reverse-dns.com

Mail Server IPs

  • 172.253.63.27 ↩ bi-in-f27.1e100.net
  • 172.253.115.27 ↩ bg-in-f27.1e100.net
  • 172.253.122.27 ↩ bh-in-f27.1e100.net
  • 172.253.115.26 ↩ bg-in-f26.1e100.net
  • 172.253.122.26 ↩ bh-in-f26.1e100.net
  • 2607:f8b0:4004:c06::1a ↩ bg-in-f26.1e100.net
  • 2607:f8b0:4004:c09::1b ↩ bh-in-f27.1e100.net
  • 2607:f8b0:4004:c06::1b ↩ bg-in-f27.1e100.net
  • 2607:f8b0:4004:c09::1a ↩ bh-in-f26.1e100.net

SOA Record

Raw SOA ns-508.awsdns-63.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-508.awsdns-63.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-1123.awsdns-12.org
ns-1748.awsdns-26.co.uk
ns-508.awsdns-63.com
ns-672.awsdns-20.net

SPF Record

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

DMARC Record

✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

DKIM Selectors

✓ 1 found
google._domainkey
✓ Public key: 216 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=Arq8N8UgFNo3Sz-pv-H4__roIUla0UhcYPu9L5rjjnw
  • SPFv=spf1 include:_spf.google.com ~all
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