flatiron.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-18 · ok HTTP/1.1 200 1709 ms crawled 2026-05-18

US · 172.66.136.155 · AS13335 Cloudflare, Inc.

Reputation 100/100

Classifying

HTML metadata

Title: Flatiron Health | Reimagining the infrastructure of cancer care
Description: Clinicians, researchers, and regulators rely on Flatiron technology and evidence to learn faster and power smarter care for every patient. Because transforming cancer care takes all of us.
Language: en
Generator: HubSpot
Canonical: https://flatiron.com

Open Graph

url: https://flatiron.com
title: Flatiron Health | Reimagining the infrastructure of cancer care
description: Clinicians, researchers, and regulators rely on Flatiron technology and evidence to learn faster and power smarter care for every patient. Because transforming cancer care takes all of us.

Technology

CDN: Cloudflare

Analytics

Google Tag Manager

Third-party hosts loaded (2)

static.hsappstatic.net×7
www.googletagmanager.com×1

Social

Registration

Registrar

GoDaddy.com, LLC

Created

1992-09-25

Expires

2026-09-24 126 days left

Updated

2025-09-24

Name servers

kara.ns.cloudflare.com
tim.ns.cloudflare.com

DNS records live

NS

kara.ns.cloudflare.com
tim.ns.cloudflare.com

MX

10 mxa-003fa001.gslb.pphosted.com
10 mxb-003fa001.gslb.pphosted.com

TXT

Show 9 TXT records

9z706cgdcjkljk57hwpjcs38crpz5p7h
docker-verification=5fc7ff0d-8c01-4b4b-b3a0-5c0ad143ce61
spacelift-domain-verification=e0hDNFeJGWGsY0eI
virtru-site-verify=81GHWOIEydofi34719pDLIASGd23sgfir8816nda
status-page-domain-verification=bnd958wx00q3
jamf-site-verification=KVINfP0IXw9x30X9JQ3WBg
wrike-verification=Njk5MDM5OmI2YjJhOWJkOWEwYjJjYTE1NjllZTZjODM3ZmI5ZTNmMDUxZmM1MWZmZThmNWZhMmY4YzRjMWEzMDRiNTA4ODM=
MS=EAEB33728A7BBFF1EE6EA6B8AD6F8273D0387D2D
beam-verification=theJBW6fBxgz9e9QweznEOw4b02twFY4nQK9rcpjHmNkbbnn

Verified for

Adobe
Apple
Atlassian
Cursor
DocuSign
Google
Miro

Email authentication strong

SPF

v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all

softfail (~all)

DMARC

v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com,mailto:dmarc@flatiron.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com,mailto:dmarc@flatiron.com;

policy: reject (enforced)

DKIM

Show 4 DKIM selectors

google: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCgeLr24kaQ+xDT+G1ntfUP7KzQKgOxt8yO+CTkxsVj/tv/S2cZkEUkY9UA2nBmHoV3nIXt8v9+vyLGKhrjrg…
s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4pGDy5rePvwZaojZDXrb3pU/WXyXkid43qLHDSHNde9pAYf1PRAOyxB5KxsLUaVLcm4kvr7IgqkyHuH7nk…
s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDi4o8cBFVWrMG+rYDDS8f5tszvPy+IG/bsuOL1nXnYVSGw4WKL7bbvB5xBfKWVHOZqMs5xtjIlj2abcWrw4BZZJ+…
smtpapi: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDPtW5iwpXVPiH5FzJ7Nrl8USzuY9zqqzjE0D1r04xDN6qwziDnmgcFNNfMewVKN2D1O+2J9N14hRprzByFwfQW76…

selectors probed

Certificate (current)

WE1

from 2026-04-23 to 2026-07-22

Expires in 62 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 85/100 Checked live page: https://flatiron.com/

present

strict-transport-security
content-security-policy
x-frame-options
referrer-policy

findings

missing content type protection
missing Permissions Policy

Header values

referrer-policy: no-referrer-when-downgrade
x-frame-options: DENY
content-security-policy: upgrade-insecure-requests
strict-transport-security: max-age=31536000

Links to (3)

Linked from (2)

carespaceportal.com×5
georgeho.org×3