setosa.io

.io crawl

First seen 2026-04-11 · Last seen 2026-04-11 · ok HTTP/1.1 200 400 ms crawled 2026-05-18

US · 185.199.109.153 · AS54113 Fastly, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title: Setosa data visualization and visual explanations
Language: en

Technology

CDN: Fastly
Server: GitHub.com

Fonts

Google Fonts

Third-party hosts loaded (2)

ajax.googleapis.com×2
fonts.googleapis.com×2

DNS records live

NS

dns1.registrar-servers.com
dns2.registrar-servers.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

CNAME

vicapow.github.io

Email authentication no MX

SPF: not published
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-04-29 to 2026-07-28

Expires in 70 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://setosa.io/

findings

missing HSTS
missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Linked from (1)

turingfinance.com×2