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eliot.blog

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First seen 2026-05-18 · Last seen 2026-05-18 · ok HTTP/1.1 200 521 ms crawled 2026-06-02

US · 172.64.151.232 · AS13335 Cloudflare, Inc.

Reputation 92/100 no dmarc policy

sector tech type blog

HTML metadata

Title
Large-scale AI apps in production | Eliot Andres | Substack
Description
Learnings and practical tips from running an AI-powered app that reached 300M downloads. Click to read Large-scale AI apps in production, by Eliot Andres, a Substack publication. Launched 5 months ago.
Language
en
Canonical
https://eliot.blog/
Feeds

Open Graph

url
https://eliot.blog/
title
Large-scale AI apps in production | Eliot Andres | Substack
description
Learnings and practical tips from running an AI-powered app that reached 300M downloads. Click to read Large-scale AI apps in production, by Eliot Andres, a Substack publication. Launched 5 months ago.

Technology

CDN
Cloudflare
CMS
Gatsby
Analytics
  • Cloudflare Insights
Fonts
  • Google Fonts

Third-party hosts loaded (4)

  • substackcdn.com×258
  • fonts.gstatic.com×1
  • js.sentry-cdn.com×1
  • static.cloudflareinsights.com×1

Registration

Registrar
Namecheap
Created
2021-02-01
Expires
2027-02-01 236 days left
Updated
2026-01-07
Name servers
  • clara.ns.cloudflare.com
  • trace.ns.cloudflare.com

DNS records live

NS
  • clara.ns.cloudflare.com
  • trace.ns.cloudflare.com
MX
  • 10 eforward1.registrar-servers.com
  • 10 eforward2.registrar-servers.com
  • 10 eforward3.registrar-servers.com
  • 15 eforward4.registrar-servers.com
  • 20 eforward5.registrar-servers.com

Email authentication weak

SPF
v=spf1 include:spf.efwd.registrar-servers.com ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-04-27 to 2026-07-27
Expires in 46 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 65/100 Checked live page: https://eliot.blog/

present
  • strict-transport-security
  • content-security-policy
findings
  • CSP uses wildcard sources
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
content-security-policy
frame-ancestors 'self' https://*.substack.com https://substack.com
strict-transport-security
max-age=31536000; includeSubDomains; preload

Links to (2)

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