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Domain report

dotdev.co

dotdev.co ranks in the top 0.42% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 3 distinct hosts observed under it.

Explore dotdev.co in the Web Graph

Connectivity

#556,565harmonic-centrality rank
Top percentile
0.42%
Hosts observed
3

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://dotdev.co/ answered with HTTP 200.

DNS records

A
  • 172.67.200.36
  • 104.21.84.253
AAAA
  • 2606:4700:3030::ac43:c824
  • 2606:4700:3035::6815:54fd
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.
NS
  • austin.ns.cloudflare.com.
  • tara.ns.cloudflare.com.

Live preview

Screenshot of dotdev.co

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

Since dotdev.co 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)

No RDAP (WHOIS) data is available for dotdev.co.

How to read WHOIS and RDAP data

SSL certificate

Certificate Transparency lookup failed: The operation was aborted due to timeout

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
deny
X-Content-Type-Options
nosniff
Referrer-Policy
strict-origin-when-cross-origin
Permissions-Policy
Not sent

What each security header does

Redirect chain

  1. 1.http://dotdev.co/HTTP 301

    → https://dotdev.co/

  2. 2.https://dotdev.co/HTTP 200

Meta tags

Title
dotdev — Reach Developers Through Trusted Creators - dotdev.co
Description
Not set
Canonical
Not set
Robots
Not set
Generator
Not set
Open Graph title
dotdev — Reach Developers Through Trusted Creators - dotdev.co
Open Graph description
Reach developers through the creators they trust. Newsletters, YouTube, podcasts, open source, and more.
Open Graph image
https://ogkit.dev/img/.jpeg?url=https%3A%2F%2Fdotdev.co
Open Graph type
website
Twitter card
summary_large_image
Twitter title
dotdev — Reach Developers Through Trusted Creators - dotdev.co
Twitter image
https://ogkit.dev/img/.jpeg?url=https%3A%2F%2Fdotdev.co

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

  • Cloudflare Bot Managementcdn

    Cookie set: __cf_bm

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