builtinchicago.org

.org crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 1542 ms crawled 2026-05-19

US · 104.18.86.38 · AS13335 Cloudflare, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title: Built In Chicago: Chicago Tech & Startups
Description: Built In Chicago is the online community for Chicago startups and tech companies. Find tech jobs, read articles and research companies in the Chicago tech scene.
Language: en
Canonical: https://www.builtinchicago.org/

Technology

CDN: Cloudflare

Analytics

Cloudflare Insights
Google Tag Manager

Third-party hosts loaded (6)

cdn.builtin.com×35
static.builtin.com×19
www.googletagmanager.com×2
accounts.google.com×1
kit.fontawesome.com×1
static.cloudflareinsights.com×1

Registration

Registrar

GoDaddy.com, LLC

Created

2010-08-05

Expires

2029-08-05 1173 days left

Updated

2024-06-30

Name servers

michelle.ns.cloudflare.com
mitch.ns.cloudflare.com

DNS records live

NS

michelle.ns.cloudflare.com
mitch.ns.cloudflare.com

MX

10 aspmx.l.google.com
20 alt1.aspmx.l.google.com
30 alt2.aspmx.l.google.com
40 aspmx2.googlemail.com
50 aspmx3.googlemail.com

TXT

Show 4 TXT records

google-site-verification=IEBTlGqFzAHWq0MDQsxTBbWvkR-nNz0QCMGFKjbJPhE
v=spf2.0/pra a:mail.builtin.com include:servers.mcsv.net include:_spf.google.com include:spf.mandrillapp.com include:spf.clearslide.com ~all
facebook-domain-verification=cnb5bizm31f2urxlaz9ncxq9ja9adt
google-site-verification=71_Xu-VWZbfPDmJNwDMULOh_q7P74fd7o6uNZMtEED4

Email authentication weak

SPF

v=spf1 a:mail.builtin.com include:servers.mcsv.net include:_spf.google.com include:spf.mandrillapp.com include:spf.clearslide.com ~all

softfail (~all)

DMARC

not published

DKIM

Show 4 DKIM selectors

default: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCef3/qU3BsHoxAevEDkL+xH9SxZjVZ7XaMKKjewcPcjKu2bq4sWEZgsQ+1tpq0yvORGhLP3vvP4SnGiK3vhZ…
k1: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDbNrX2cY/GUKIFx2G/1I00ftdAj713WP9AQ1xir85i89sA2guU0ta4UX1Xzm06XIU6iBP41VwmPwBGRNofhBVR+e6WHUo…
s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvwoxKSgGnyMc/MDTOIlhHM3+EmPmS9F3RYewr9lWr3jaGwiB7WmDQ5XiiDdCFmih+LNbH06GF+kwjdKnVS…
s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCvmVt6BpsDRolGazU7mGKG+MrlI55Zo77g6f3k2Jbn4iU8Ap+JV4J4YcBYXchE7GLNn6nwjQvpoHuOhmP3xmPqRy…

selectors probed

Certificate (current)

WE1

from 2026-05-17 to 2026-08-15

Expires in 88 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.builtinchicago.org/

present

strict-transport-security

findings

missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

strict-transport-security: max-age=31536000; includeSubDomains; preload