Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
cromatic.bio
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 02:14:51 UTC · ↺ Refresh
MX Hostnames
- mx1.us.alibabacloud.com
- mx2.us.alibabacloud.com
- smtp.google.com
MX Priorities
No priority data.
A / AAAA Records
- 216.24.57.7
- 216.24.57.251
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
dns1.registrar-servers.com
dns2.registrar-servers.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ip4:159.183.105.240 include:_spf.google.com include:sendgrid.net include:spfdm-ap-southeast-1.aliyun.com include:spf.us.alibabacloud.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=5; rua=mailto:[email protected], mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected], mailto:[email protected]
⚠ Policy applies to 5% of failing messages only
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
5 records- SPFv=spf1 a mx ip4:159.183.105.240 include:_spf.google.com include:sendgrid.net include:spfdm-ap-southeast-1.aliyun.com include:spf.us.alibabacloud.com ~all
- MS=ms87435999
- google-site-verification=497W9aJWTtgJjLj2WQRdqpq8eieMPKLQDdFWvh84g28
- google-site-verification=U0VSEF8gVPEiZ3N8sIEgBhXuJ6pNE2uCDlcEn2Z_pZA
- google-site-verification=UDcKLFWWJF1U7DfLtzuZ3jroHMFN-iN54G2tBpZhObo
Full email verification for cromatic.bio
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