indexo.dev

numbr.dev

.dev crawl

First seen 2026-04-20 · Last seen 2026-05-10 · ok HTTP/1.1 200 428 ms crawled 2026-05-13

US · 172.67.197.126 · AS13335 Cloudflare, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Numbr
Description
Numbr is a smart calculator combined with a notepad. You can use notes with numbers alongside each other.
Language
en

Technology

CDN
Cloudflare
Fonts
  • Google Fonts

Third-party hosts loaded (4)

  • api.producthunt.com×1
  • fonts.googleapis.com×1
  • fonts.gstatic.com×1
  • mc.yandex.ru×1

Social

DNS records live

NS
  • alla.ns.cloudflare.com
  • kanye.ns.cloudflare.com
MX
  • 10 mx.zoho.eu
  • 20 mx2.zoho.eu
  • 30 mx3.zoho.eu
TXT
  • yandex-verification: a4dfece24d580eb2
  • zoho-verification=zb54315551.zmverify.zoho.eu
  • google-site-verification=3oCmdkpA-PsVz4NWUMupaT761pTc2jPBaPj21fxri5U

Email authentication weak

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

Certificate (current)

WE1
from 2026-04-25 to 2026-07-24
Expires in 66 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://numbr.dev/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
findings
  • missing Content Security Policy
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
DENY
x-content-type-options
nosniff
strict-transport-security
max-age=63072000; includeSubDomains; preload

Links to (5)

Linked from (1)