indexo.dev

asemanago.dev

.dev crawl

First seen 2026-04-16 · Last seen 2026-05-11 · ok HTTP/1.1 200 7191 ms crawled 2026-05-11

US · 3.231.35.217 · AS14618 Amazon.com, Inc.

Reputation 100/100

Classifying

HTML metadata

Title
A Semana Go | Substack
Description
Newsletter semanal sobre a linguagem Go. Click to read A Semana Go, a Substack publication with thousands of subscribers.
Language
pt-br
Canonical
https://www.asemanago.dev/
Feeds

Open Graph

url
https://www.asemanago.dev/
title
A Semana Go | Substack
description
Newsletter semanal sobre a linguagem Go. Click to read A Semana Go, a Substack publication with thousands of subscribers.

Technology

CDN
Cloudflare
CMS
Gatsby
Analytics
  • Cloudflare Insights

Third-party hosts loaded (3)

  • substackcdn.com×242
  • js.sentry-cdn.com×1
  • static.cloudflareinsights.com×1

DNS records live

NS
  • ns73.domaincontrol.com
  • ns74.domaincontrol.com

Email authentication no MX

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

Certificate (current)

E7
from 2026-04-25 to 2026-07-24
Expires in 66 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 65/100 Checked live page: https://www.asemanago.dev/

present
  • strict-transport-security
  • content-security-policy
findings
  • CSP uses wildcard sources
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
content-security-policy
frame-ancestors 'self' https://*.substack.com https://substack.com
strict-transport-security
max-age=31536000; includeSubDomains; preload

Links to (2)

Linked from (1)