indexo.dev

ficalc.app

.app crawl

First seen 2026-04-22 · Last seen 2026-05-13 · ok HTTP/1.1 200 2899 ms crawled 2026-05-16

US · 216.150.1.1 · AS16509 Amazon.com, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
FI Calc
Description
FI Calc is a powerful and flexible retirement calculator for FIRE. Simulate retirements using historical data that spans more than 100 years.
Language
en

Technology

CDN
Vercel
Analytics
  • Google Tag Manager
Ads
  • Google AdSense

Third-party hosts loaded (2)

  • pagead2.googlesyndication.com×1
  • www.googletagmanager.com×1

DNS records live

NS
  • dns1.registrar-servers.com
  • dns2.registrar-servers.com
MX
  • 10 mx02.mail.icloud.com
  • 2 mx01.mail.icloud.com
TXT
  • apple-domain=crJVXo34trg2hOn1

Email authentication weak

SPF
v=spf1 include:icloud.com ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-03-20 to 2026-06-18
Expires in 30 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://ficalc.app/

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=63072000

Linked from (1)