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Domain report

optcorp.com

optcorp.com ranks in the top 0.31% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 2 distinct hosts observed under it.

Explore optcorp.com in the Web Graph

Connectivity

#409,152harmonic-centrality rank
Top percentile
0.31%
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://optcorp.com/ answered with HTTP 200.

DNS records

A
  • 23.227.38.32
AAAA
No records found.
MX
  • 0 optcorp-com.mail.protection.outlook.com.
NS
  • pdns03.domaincontrol.com.
  • pdns04.domaincontrol.com.

Live preview

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

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, max-age=0, must-revalidate
Content-Encoding
Not sent

Security

Content-Security-Policy
block-all-mixed-content; frame-ancestors *; upgrade-insecure-requests;
Strict-Transport-Security
max-age=7889238
X-Frame-Options
Not sent
X-Content-Type-Options
nosniff
Referrer-Policy
Not sent
Permissions-Policy
Not sent

What each security header does

Redirect chain

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

    → https://optcorp.com/

  2. 2.https://optcorp.com/HTTP 200

Meta tags

Title
OPT Telescopes | Buy New & Used Telescopes & Accessories
Description
From Amateurs To Experts, Astrophotographers choose OPT Telescopes for all of their needs. Shop OPT for the best telescopes & customer service!
Canonical
https://optcorp.com/
Robots
index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
Generator
Not set
Open Graph title
OPT Telescopes | Buy New & Used Telescopes & Accessories
Open Graph description
From Amateurs To Experts, Astrophotographers choose OPT Telescopes for all of their needs. Shop OPT for the best telescopes & customer service!
Open Graph image
https://optcorp.com/cdn/shop/files/OPT_2.png?v=1647533365
Open Graph type
website
Twitter card
summary_large_image
Twitter title
Not set
Twitter image
Not set

robots.txt

Disallow rules (User-agent: *)
40
Disallow rules (other agents)
10

Sitemap declared:

  • https://optcorp.com/sitemap.xml

Technology detected

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

  • Cloudflarecdn

    Server: cloudflare

  • Shopifyecommerce

    Found "cdn.shopify.com" in the page's HTML

  • Google Analyticsanalytics

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

  • Google Tag Manageranalytics

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

Related domains

Similar connectivity

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