Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
flatironssolutions.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 05:59:15 UTC · ↺ Refresh
MX Hostnames
- flatironssolutions-com.mail.protection.outlook.com
MX Priorities
- flatironssolutions-com.mail.protection.outlook.com: 5
A / AAAA Records
- 104.196.146.230 ↩ 230.146.196.104.bc.googleusercontent.com
Mail Server IPs
- 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
- 52.101.194.12 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
SOA Record
Raw SOA
heidi.ns.cloudflare.com dns.cloudflare.com 2399216221 10000 2400 604800 1800
Primary NS (mname)
heidi.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399216221
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
joaquin.ns.cloudflare.com
heidi.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:216.23.174.132 include:spf.protection.outlook.com include:zeptomail.net include:zcsend.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; pct=100; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
9 records- amazonses:KH5BEN6zBjmn/TGsiG0ktqehC7k2a/q2c4ub/CYMP9M=
- anthropic-domain-verification-ykzb6j=LS1biK7kjDJWBapvqLJ0z1ySe
- atlassian-domain-verification=hPK3uchdCVeDqJgJsLvughd0OjS3tqpnWnb3T5egsXOFip1OczrnG7nb2pGgXhSR
- by8m69589rl7dw2wwj32p8298glvn7ll
- openai-domain-verification=dv-8Dsr3UXwbVoGfiKXw1PeqrJI
- sophos-domain-verification=6d844807fa2e4356457e3f82a2d21cd480271c1c
- SPFv=spf1 ip4:216.23.174.132 include:spf.protection.outlook.com include:zeptomail.net include:zcsend.net -all
- MS=ms72909868
- ToG9T+MSqAyPTFM4Dgw+LMIg2QWUw7yHC27oMqeuQXSqqWBqylZ70gcOTCjETiW7mycz3UEEGGfRpCFXOkWiug==
Full email verification for flatironssolutions.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits