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Domain report

devs.tw

devs.tw ranks in the top 42.92% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 1 distinct host observed under it.

Explore devs.tw in the Web Graph

Connectivity

#57,184,904harmonic-centrality rank
Top percentile
42.92%
Hosts observed
1

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://devs.tw/ answered with HTTP 200.

DNS records

A
  • 172.67.206.223
  • 104.21.22.193
AAAA
  • 2606:4700:3035::ac43:cedf
  • 2606:4700:3035::6815:16c1
MX
No records found.
NS
  • iris.ns.cloudflare.com.
  • vick.ns.cloudflare.com.
AS
Server in network CLOUDFLARENET, AS13335 · United States172.67.206.0/24, which holds 172.67.206.223

Live preview

This is a live, sandboxed embed of devs.tw — not a copy. What it shows can change any time the site itself does.

Domain registration (WHOIS / RDAP)

Registrar
PCHOME
Registered
2018-10-30
Expires
2027-10-30
Last changed
2023-07-05

Nameservers: iris.ns.cloudflare.com, vick.ns.cloudflare.com

Status: client transfer prohibited

How to read WHOIS and RDAP data

SSL certificate

Certificate Transparency lookup failed (HTTP 502).

How to check when a certificate expires

HTTP & security headers

Response

Server
cloudflare
Content-Type
text/html; charset=UTF-8
Cache-Control
no-cache, private
Content-Encoding
Not sent

Security

Content-Security-Policy
Not sent
Strict-Transport-Security
Not sent
X-Frame-Options
Not sent
X-Content-Type-Options
Not sent
Referrer-Policy
Not sent
Permissions-Policy
Not sent

What each security header does

Redirect chain

  1. 1.http://devs.tw/HTTP 301

    → https://devs.tw/

  2. 2.https://devs.tw/HTTP 200

Meta tags

Title
Devs.tw 寫程式討論區
Description
歡迎分享與寫程式相關的各種文章！支援 Markdown 寫作！
Canonical
Not set
Robots
Not set
Generator
Not set
Open Graph title
Devs.tw 寫程式討論區
Open Graph description
歡迎分享與寫程式相關的各種文章！支援 Markdown 寫作！
Open Graph image
http://devs.tw/img/devs-tw.png
Open Graph type
Not set
Twitter card
Not set
Twitter title
Not set
Twitter image
Not set

robots.txt

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

No Sitemap declared in robots.txt.

Technology detected

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

  • Cloudflarecdn

    Server: cloudflare

  • Google Analyticsanalytics

    Found "googletagmanager.com/gtag/js" in the page's HTML

Related domains

Similar connectivity

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