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Domain report

futamura.dev

futamura.dev ranks in the top 0.27% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 1 distinct host observed under it.

Explore futamura.dev in the Web Graph

Connectivity

#360,485harmonic-centrality rank
Top percentile
0.27%
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://futamura.dev/ answered with HTTP 200.

DNS records

A
  • 104.21.38.192
  • 172.67.137.238
AAAA
  • 2606:4700:3031::6815:26c0
  • 2606:4700:3034::ac43:89ee
MX
  • 1 aspmx.l.google.com.
  • 5 alt1.aspmx.l.google.com.
  • 5 alt2.aspmx.l.google.com.
  • 10 alt3.aspmx.l.google.com.
  • 10 alt4.aspmx.l.google.com.
NS
  • brit.ns.cloudflare.com.
  • evan.ns.cloudflare.com.
AS
Server in network CLOUDFLARENET, AS13335 · United States104.21.38.0/24, which holds 104.21.38.192

Live preview

Screenshot of futamura.dev

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

Since futamura.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: 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
private, no-cache, no-store, max-age=0, must-revalidate
Content-Encoding
Not sent

Security

Content-Security-Policy
default-src 'self'; base-uri 'self'; object-src 'none'; frame-ancestors 'none'; frame-src 'none'; form-action 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval' https://static.cloudflareinsights.com blob:; connect-src 'self' https://cloudflareinsights.com; img-src 'self' data: blob:; font-src 'self' data: blob:; media-src 'self' blob: https://cdn.futamura.dev; style-src 'self' 'unsafe-inline'; worker-src 'self' blob:; manifest-src 'self'
Strict-Transport-Security
max-age=15552000
X-Frame-Options
DENY
X-Content-Type-Options
nosniff
Referrer-Policy
strict-origin-when-cross-origin
Permissions-Policy
camera=(), microphone=(), geolocation=(), payment=(), usb=(), bluetooth=(), accelerometer=(), gyroscope=(), magnetometer=()

What each security header does

Redirect chain

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

    → https://futamura.dev/

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

Meta tags

Title
Kojiro Futamura | Product Engineer and Design Engineer | 二村 弘志郎
Description
Kojiro Futamura — product engineer and design engineer, building digital products end to end. Beauty and function as a single problem.
Canonical
https://futamura.dev
Robots
index, follow, max-image-preview:large
Generator
Not set
Open Graph title
Kojiro Futamura | Product Engineer and Design Engineer | 二村 弘志郎
Open Graph description
Kojiro Futamura — product engineer and design engineer, building digital products end to end. Beauty and function as a single problem.
Open Graph image
https://futamura.dev/opengraph-image.jpg?0289378b7395a0b3
Open Graph type
website
Twitter card
summary_large_image
Twitter title
Kojiro Futamura | Product Engineer and Design Engineer | 二村 弘志郎
Twitter image
https://futamura.dev/opengraph-image.jpg?0289378b7395a0b3

robots.txt

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

Sitemap declared:

  • https://futamura.dev/sitemap.xml

Technology detected

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

  • Cloudflarecdn

    Server: cloudflare

  • Next.jsframework

    X-Powered-By: Next.js

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