codecrafters.io

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

Domain Overview

DNS: ⚡ live Checker: ⚡ live
codecrafters.io
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-20 22:26:16 UTC · ↺ Refresh

MX Hostnames

  • alt3.aspmx.l.google.com
  • alt4.aspmx.l.google.com
  • alt2.aspmx.l.google.com
  • aspmx.l.google.com
  • alt1.aspmx.l.google.com

MX Priorities

No priority data.

A / AAAA Records

  • 216.150.1.1

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

ns3.digitalocean.com
ns1.digitalocean.com
ns2.digitalocean.com

SPF Record

✓ Soft Fail (~all)
v=spf1 a mx include:_mailcust.gandi.net include:helpscoutemail.com include:_spf.google.com include:_spf.mlsend.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; sp=none; rua=mailto:[email protected]; aspf=r; pct=100
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none

DKIM Selectors

✓ 3 found
google._domainkey
s1._domainkey
s2._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

11 records
  • 1gs62vtv041dwc01vyl47dfnrwh9ywdp
  • knbc407p0ksxmfhp97cf31qny73mgw1r
  • mailerlite-domain-verification=ac368294fbc1b085298f3a3f86425422019e7812
  • SPFv=spf1 a mx include:_mailcust.gandi.net include:helpscoutemail.com include:_spf.google.com include:_spf.mlsend.com ~all
  • google-site-verification=AGm60ZhZCnOeDzW--6T0Pp940BXJDapHg05sXL4Es5M
  • ahrefs-site-verification_6cf0bd79ac88aab9989d5feb019e947510658a1e66a351928841f7af113fb5c2
  • google-site-verification=ZD5_bhJT0PfdQDTic8VGN1ERtYOJ8cuIXm9kQLd5NsI
  • google-site-verification=VkEBUXig99mOlEuWre0xMpn2Ytf1rL-0_pSdXjUWdFY
  • _63vxcktqxnd1e5wq1sge35orgm6cm4x
  • stripe-verification=1089f3cde7a2c01b6dc539a915b9600104c74f456d6ffe5ed63674d51d3e3700
  • _iokocpg8xmbrnfgliu9fhjsi6p35cwp
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