Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
delta-optimist.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 10:03:05 UTC · ↺ Refresh
MX Hostnames
- smtp.google.com
MX Priorities
- smtp.google.com: 1
A / AAAA Records
- 104.18.21.114 (no PTR)
- 104.18.20.114
- 2606:4700::6812:1572
- 2606:4700::6812:1472
Mail Server IPs
- 172.253.62.26 ↩ bc-in-f26.1e100.net
- 172.253.115.26 ↩ bg-in-f26.1e100.net
- 172.253.115.27 ↩ bg-in-f27.1e100.net
- 172.253.122.26 ↩ bh-in-f26.1e100.net
- 172.253.122.27 ↩ bh-in-f27.1e100.net
- 2607:f8b0:4004:c09::1b ↩ bh-in-f27.1e100.net
- 2607:f8b0:4004:c07::1a ↩ bc-in-f26.1e100.net
- 2607:f8b0:4004:c06::1b ↩ bg-in-f27.1e100.net
- 2607:f8b0:4004:c06::1a ↩ bg-in-f26.1e100.net
SOA Record
Raw SOA
braden.ns.cloudflare.com dns.cloudflare.com 2396788116 10000 2400 604800 1800
Primary NS (mname)
braden.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2396788116
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
braden.ns.cloudflare.com
pearl.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; aspf=r; adkim=r
⚠ 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
selector1._domainkey
selector2._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
6 records- mandrill_verify.b_4gMEEiBIeK8A4zLaVK2g
- SPFv=spf1 include:spf.protection.outlook.com -all
- extensis-domain-verification=3fd0613e-ccfe-435a-b416-399d3bc113ed
- facebook-domain-verification=bnr2diby49s5xdx1d4azgvylx4r32v
- google-site-verification=dbIcnAP-4DyLMdleny4wOxxQ1g3d956gMHifTHttdeg
- knowbe4-site-verification=36ac9adb0346ff5397cefca6101b9ab0
Full email verification for delta-optimist.com
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