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bobochen.dev

bobochen.dev ranks in the top 0.16% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 17 distinct hosts observed under it.

Explore bobochen.dev in the Web Graph

Connectivity

#210,794harmonic-centrality rank
Top percentile
0.16%
Hosts observed
17

From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means

HTTPS reachability

200HTTP status

https://bobochen.dev/ answered with HTTP 200.

DNS records

A
  • 172.67.209.109
  • 104.21.37.145
AAAA
  • 2606:4700:3030::6815:2591
  • 2606:4700:3034::ac43:d16d
MX
  • 11 route2.mx.cloudflare.net.
  • 42 route3.mx.cloudflare.net.
  • 58 route1.mx.cloudflare.net.
NS
  • byron.ns.cloudflare.com.
  • val.ns.cloudflare.com.

Live preview

Screenshot of bobochen.dev

This site sends "X-Frame-Options: DENY", which blocks embedding it here.

Since bobochen.dev can't be embedded live, this is a captured screenshot instead — a snapshot from whenever it was last rendered, not necessarily this exact moment.

Domain registration (WHOIS / RDAP)

RDAP lookup failed (HTTP 429).

How to read WHOIS and RDAP data

SSL certificate

Certificate Transparency lookup failed (HTTP 429).

How to check when a certificate expires

HTTP & security headers

Response

Server
cloudflare
Content-Type
text/html
Cache-Control
public, max-age=0, must-revalidate
Content-Encoding
Not sent

Security

Content-Security-Policy
default-src 'self'; script-src 'self' 'unsafe-inline' 'wasm-unsafe-eval' https://www.googletagmanager.com https://static.cloudflareinsights.com https://giscus.app; style-src 'self' 'unsafe-inline'; img-src 'self' data: https:; font-src 'self'; connect-src 'self' https://*.google-analytics.com https://*.analytics.google.com https://www.googletagmanager.com https://stats.g.doubleclick.net https://cloudflareinsights.com; frame-src https://giscus.app https://www.youtube.com https://www.slideshare.net; object-src 'none'; base-uri 'self'; form-action 'self'; frame-ancestors 'none'; upgrade-insecure-requests
Strict-Transport-Security
max-age=63072000; includeSubDomains; preload
X-Frame-Options
DENY
X-Content-Type-Options
nosniff
Referrer-Policy
strict-origin-when-cross-origin
Permissions-Policy
camera=(), microphone=(), geolocation=(), payment=()

What each security header does

Redirect chain

  1. 1.http://bobochen.dev/HTTP 301

    → https://bobochen.dev/

  2. 2.https://bobochen.dev/HTTP 200

Meta tags

Title
Bobo 的學思山丘
Description
學習、思考、紀錄。愛分享、愛開發的軟體工程師，二寶爸的技術與生活觀察。
Canonical
https://bobochen.dev/
Robots
Not set
Generator
Astro v7.1.6
Open Graph title
Bobo 的學思山丘
Open Graph description
學習、思考、紀錄。愛分享、愛開發的軟體工程師，二寶爸的技術與生活觀察。
Open Graph image
https://bobochen.dev/og-image.png
Open Graph type
website
Twitter card
Not set
Twitter title
Not set
Twitter image
Not set

robots.txt

Disallow rules (User-agent: *)
0
Disallow rules (other agents)
0

Sitemap declared:

  • https://bobochen.dev/sitemap-index.xml

Technology detected

Best-effort, based on a small set of well-known signals — this may be incomplete.

  • Cloudflarecdn

    Server: cloudflare

  • Google Analyticsanalytics

    Found "www.google-analytics.com" in the page's HTML

  • Cloudflare Web Analyticsanalytics

    Found "static.cloudflareinsights.com" in the page's HTML

Related domains

Similar connectivity

Domains ranked just above and below it in the same snapshot.