indexo.dev

0no.co

.co crawl

First seen 2026-04-13 · Last seen 2026-05-03 · ok HTTP/1.1 200 303 ms crawled 2026-05-07

US · 172.67.181.128 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

sector tech type homepage

HTML metadata

Title
0No Co.
Description
Elevating Work through Open Source
Language
en
Generator
Astro v4.5.9

Technology

CDN
Cloudflare
Analytics
  • Cloudflare Insights

Third-party hosts loaded (1)

  • static.cloudflareinsights.com×1

Social

DNS records live

NS
  • anuj.ns.cloudflare.com
  • asa.ns.cloudflare.com
MX
  • 2 linda.mx.cloudflare.net
  • 69 isaac.mx.cloudflare.net
  • 80 amir.mx.cloudflare.net

Email authentication strong

SPF
v=spf1 include:_spf.mx.cloudflare.net include:spf.messagingengine.com ~all
softfail (~all)
DMARC
v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:c126ce92e7d74f3a9403b2f85a736d21@dmarc-reports.cloudflare.net;
policy: reject (enforced) · sp=reject
DKIM
  • default: v=DKIM1; p=
  • google: v=DKIM1; p=
  • selector1: v=DKIM1; p=
  • selector2: v=DKIM1; p=
  • k1: v=DKIM1; p=
  • k2: v=DKIM1; p=
  • mail: v=DKIM1; p=
  • dkim: v=DKIM1; p=
  • s1: v=DKIM1; p=
  • s2: v=DKIM1; p=
  • mxvault: v=DKIM1; p=
  • smtpapi: v=DKIM1; p=
selectors probed

Certificate (current)

WE1
from 2026-04-05 to 2026-07-04
Expires in 46 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://0no.co/

present
  • x-content-type-options
  • referrer-policy
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing Permissions Policy
Header values
referrer-policy
strict-origin-when-cross-origin
x-content-type-options
nosniff

Links to (1)

Linked from (1)