indexo.dev

think-async.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 1519 ms crawled 2026-05-19

US · 174.136.1.63 · AS55045 TekTonic

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Asio C++ Library
Language
en
Generator
Asciidoctor 2.0.23

Technology

Server
Apache
Fonts
  • Google Fonts
Social widgets
  • YouTube Embed

Third-party hosts loaded (2)

  • fonts.googleapis.com×1
  • www.youtube.com×1

Registration

Registrar
NameCheap, Inc.
Created
2009-02-19
Expires
2027-02-19 275 days left
Updated
2026-01-20
Name servers
  • ns1.tektonic.net
  • ns2.tektonic.net

DNS records live

NS
  • ns1.tektonic.net
  • ns2.tektonic.net
  • ns3.tektonic.net
  • ns4.tektonic.net
MX
  • 10 in1.smtp.messagingengine.com
  • 20 in2.smtp.messagingengine.com

Email authentication weak

SPF
v=spf1 include:spf.messagingengine.com ?all
neutral (?all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2025-08-30 to 2026-10-01
Expires in 134 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://think-async.com/Asio/

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

Links to (2)

Linked from (1)