indexo.dev

petercai.com

.com crawl

First seen 2026-04-28 · Last seen 2026-05-18 · ok HTTP/1.1 200 5769 ms crawled 2026-05-05

US · 188.114.97.3 · AS13335 Cloudflare, Inc.

Reputation 100/100

Classifying

HTML metadata

Title
Peter Cai
Description
Peter Cai, software developer and engineering leader from Massachusetts.
Language
en-US
Generator
Jekyll v3.10.0
Canonical
https://www.petercai.com/

Open Graph

url
https://www.petercai.com/
title
Peter Cai
locale
en_US
site name
petercai.com
description
Peter Cai, software developer and engineering leader from Massachusetts.

Technology

CDN
Cloudflare
Analytics
  • Cloudflare Insights
  • Google Tag Manager

Third-party hosts loaded (3)

  • ruby.social×1
  • static.cloudflareinsights.com×1
  • www.googletagmanager.com×1

Social

Registration

Registrar
Cloudflare, Inc.
Created
2009-12-19
Expires
2026-12-19 212 days left
Updated
2025-11-19
Name servers
  • ken.ns.cloudflare.com
  • zoe.ns.cloudflare.com

DNS records live

NS
  • ken.ns.cloudflare.com
  • zoe.ns.cloudflare.com
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
TXT
  • v=spf1 include:_spf.google.com -all
Verified for
  • Google

Certificate (current)

WE1
from 2026-04-09 to 2026-07-08
Expires in 49 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 60/100 Checked live page: https://www.petercai.com/

present
  • strict-transport-security
  • x-content-type-options
findings
  • missing Content Security Policy
  • missing frame protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload

Links to (2)

Linked from (1)