Domain Overview
DNS: ✓ 14h ago
Checker: ✓ 14h ago
crew0.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-20 07:50:09 UTC · ↺ Refresh
MX Hostnames
- smtp.google.com
MX Priorities
- smtp.google.com: 1
A / AAAA Records
- 216.150.1.193 (no PTR)
- 216.150.1.129
Mail Server IPs
- 142.251.167.27 ↩ ww-in-f27.1e100.net
- 172.253.62.26 ↩ bc-in-f26.1e100.net
- 172.253.62.27 ↩ bc-in-f27.1e100.net
- 172.253.115.26 ↩ bg-in-f26.1e100.net
- 172.253.122.27 ↩ bh-in-f27.1e100.net
- 2607:f8b0:4004:c1d::1a ↩ ww-in-f26.1e100.net
- 2607:f8b0:4004:c07::1b ↩ bc-in-f27.1e100.net
- 2607:f8b0:4004:c07::1a ↩ bc-in-f26.1e100.net
- 2607:f8b0:4004:c06::1a ↩ bg-in-f26.1e100.net
SOA Record
Raw SOA
ns1.vercel-dns.com hostmaster.nsone.net 1775391962 43200 7200 1209600 600
Primary NS (mname)
ns1.vercel-dns.com
Admin Email (rname)
hostmaster@nsone.net
Serial
1775391962
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
600s
Nameservers (NS)
ns2.vercel-dns.com
ns1.vercel-dns.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.improvmx.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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
1 record- SPFv=spf1 include:spf.improvmx.com ~all
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