indexo.dev

software-carpentry.org

.org crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 847 ms crawled 2026-05-18

US · 18.165.140.56 · AS16509 Amazon.com, Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Software Carpentry
Language
en-us
Generator
Hugo 0.139.2
Feeds

Open Graph

url
https://software-carpentry.org/
title
Home
locale
en_us
site name
Software Carpentry

Technology

CDN
Amazon CloudFront
Server
AmazonS3
CMS
Hugo
Fonts
  • Google Fonts

Third-party hosts loaded (5)

  • fonts.googleapis.com×2
  • cdn.jsdelivr.net×1
  • fonts.gstatic.com×1
  • kit.fontawesome.com×1
  • matomo.carpentries.org×1

Social

Registration

Registrar
Gandi SAS
Created
2009-04-07
Expires
2029-04-07 1053 days left
Updated
2026-01-21
Name servers
  • ns-1473.awsdns-56.org
  • ns-1908.awsdns-46.co.uk
  • ns-391.awsdns-48.com
  • ns-597.awsdns-10.net

DNS records live

NS
  • ns-1473.awsdns-56.org
  • ns-1908.awsdns-46.co.uk
  • ns-391.awsdns-48.com
  • ns-597.awsdns-10.net
MX
  • 10 mxa.mailgun.org
  • 10 mxb.mailgun.org
TXT
  • google-site-verification=Gl_N2s1FuOXw99bszPTfXGruISJjC73TBbozSf8KWsk

Email authentication weak

SPF
v=spf1 include:servers.mcsv.net ?all
neutral (?all)
DMARC
not published
DKIM
  • k1: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDbNrX2cY/GUKIFx2G/1I00ftdAj713WP9AQ1xir85i89sA2guU0ta4UX1Xzm06XIU6iBP41VwmPwBGRNofhBVR+e6WHUo…
selectors probed

Certificate (current)

Amazon RSA 2048 M04
from 2025-11-27 to 2026-12-26
Expires in 220 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://software-carpentry.org/

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

Links to (13)

Linked from (7)