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Domain report

singlequantum.com

singlequantum.com ranks in the top 0.046% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 2 distinct hosts observed under it.

Explore singlequantum.com in the Web Graph

Connectivity

#61,644harmonic-centrality rank
Top percentile
0.046%
Hosts observed
2

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://singlequantum.com/ answered with HTTP 200.

DNS records

A
  • 141.193.213.20
  • 141.193.213.21
AAAA
No records found.
MX
  • 0 singlequantum-com.s-v1.mx.microsoft.
NS
  • dom.ns.cloudflare.com.
  • paloma.ns.cloudflare.com.

Live preview

Screenshot of singlequantum.com

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

Since singlequantum.com 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)

Registrar
Cloudflare, Inc.
Registered
2011-09-22
Expires
2027-09-22
Last changed
2026-08-23

Nameservers: DOM.NS.CLOUDFLARE.COM, PALOMA.NS.CLOUDFLARE.COM

Status: client transfer prohibited

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; charset=UTF-8
Cache-Control
max-age=600, must-revalidate
Content-Encoding
Not sent

Security

Content-Security-Policy
Not sent
Strict-Transport-Security
max-age=2592000; includeSubDomains
X-Frame-Options
SAMEORIGIN
X-Content-Type-Options
nosniff
Referrer-Policy
strict-origin-when-cross-origin
Permissions-Policy
accelerometer=(), autoplay=(), camera=(), encrypted-media=(), fullscreen=(), geolocation=(), gyroscope=(), magnetometer=(), microphone=(), midi=(), payment=(), picture-in-picture=(), publickey-credentials-get=(), sync-xhr=(), usb=()

What each security header does

Redirect chain

  1. 1.http://singlequantum.com/HTTP 301

    → https://www.singlequantum.com/

  2. 2.https://www.singlequantum.com/HTTP 200

Meta tags

Title
Single Quantum - Excellence in photon detection
Description
Single Quantum makes the world’s fastest and most sensitive light sensors limited only by the laws of physics.
Canonical
https://www.singlequantum.com/
Robots
index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
Generator
Not set
Open Graph title
Single Quantum - Excellence in photon detection
Open Graph description
Single Quantum makes the world’s fastest and most sensitive light sensors limited only by the laws of physics.
Open Graph image
https://www.singlequantum.com/wp-content/uploads/2024/11/social-share-image-light.jpg
Open Graph type
website
Twitter card
summary_large_image
Twitter title
Not set
Twitter image
Not set

robots.txt

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

Sitemap declared:

  • https://www.singlequantum.com/sitemap_index.xml

Technology detected

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

  • Cloudflarecdn

    Server: cloudflare

  • WordPresscms

    Found "wp-content/" in the page's HTML

  • Google Tag Manageranalytics

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

  • HubSpotanalytics

    Found "hs-analytics.net" in the page's HTML

  • Cloudflare Bot Managementcdn

    Cookie set: __cf_bm

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