indexo.dev

spark.app

.app crawl

First seen 2026-05-11 · Last seen 2026-05-11 · ok HTTP/1.1 200 11241 ms crawled 2026-05-17

DE · 185.158.133.1 · AS13335 Cloudflare, Inc.

Reputation 100/100

Classifying

HTML metadata

Title
Spark.app - Ignite Your Productivity
Description
Spark - The productivity app that helps you get things done
Language
en

Open Graph

title
Spark.app - Ignite Your Productivity
description
Spark - The productivity app that helps you get things done

Technology

CDN
Cloudflare

DNS records live

NS
  • ns53.domaincontrol.com
  • ns54.domaincontrol.com
TXT
  • resend._domainkey.mail

Email authentication no MX

SPF
not published
DMARC
v=DMARC1; p=quarantine; adkim=r; aspf=r; rua=mailto:dmarc_rua@onsecureserver.net;
policy: quarantine
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-05-08 to 2026-08-06
Expires in 77 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 65/100 Checked live page: https://spark.app/

present
  • strict-transport-security
  • x-content-type-options
  • referrer-policy
findings
  • missing Content Security Policy
  • missing frame protection
  • missing Permissions Policy
Header values
referrer-policy
strict-origin-when-cross-origin
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains

Linked from (1)