What technology does opendns.com use?

opendns.com is built with jQuery, Nginx.

Is opendns.com secure (HTTPS)?

Yes. opendns.com uses TLS 1.2 with a certificate issued by Let's Encrypt, valid until Oct 3, 2026.

Who hosts opendns.com?

opendns.com is hosted on CISCO-UMBRELLA - Cisco OpenDNS, LLC, US.

What is opendns.com's SEO score?

opendns.com scored 90/100 for SEO in the latest analysis (excellent).

What is opendns.com's overall website score?

opendns.com has an overall SiteGraph score of 92/100, combining SEO, performance, security, and accessibility.

opendns.com

Cloud Delivered Enterprise Security by OpenDNS

Last scanned Jul 14, 2026, 1:28 PM

Overall score

Excellent

Summary

This website uses Nginx hosted on CISCO-UMBRELLA - Cisco OpenDNS, LLC, US. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (90/100). Top issue: No structured data (JSON-LD) found.

SEO

1 issue(s) found

Performance

757 ms

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Meta tags

Title: Cloud Delivered Enterprise Security by OpenDNS
Description: Predict and prevent attacks before they happen using our cloud-delivered enterprise security service. Protect any device, anywhere with OpenDNS.
Canonical: https://www.opendns.com/
Language: en-US
Charset: UTF-8
Viewport: width=device-width
Robots meta: index, follow
Manifest

Technologies

Detected frameworks, languages, and tools.

jQuery Nginx

Hosting & CDN

Hosting provider: CISCO-UMBRELLA - Cisco OpenDNS, LLC, US
CDN provider: —
IP address: 146.112.62.105
ASN: AS36692 (CISCO-UMBRELLA - Cisco OpenDNS, LLC, US)

DNS records

Type	Value
A	146.112.62.105
AAAA	—
MX	—
TXT	—
NS	—
CAA	—
CNAME	—
IPv6 support	No

TLS / SSL certificate

Version: TLS 1.2
Issuer: Let's Encrypt
Subject: www.opendns.com
Valid from: Jul 5, 2026
Valid to: Oct 3, 2026
Days until expiry: 81
SAN domains: opendns.com, www.opendns.com

Security headers

Strict-Transport-SecurityEnabled
Content-Security-PolicyMissing
X-Frame-OptionsEnabled
X-Content-Type-OptionsEnabled
Referrer-PolicyMissing
Permissions-PolicyMissing

Compression: none · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 5 · H3 3

Links

9 internal · 10 external · 3 broken

Images

9 total · 0 missing alt

Scripts / Styles

7 scripts · 6 stylesheets

JS / CSS size

590 KB · 370 KB

Page size

12.8 KB

Robots.txt & Sitemap

robots.txt: Found
Disallow rules: 0
sitemap.xml: Found
URLs in sitemap: 18

SEO issues

No structured data (JSON-LD) found

Scan details

Requested URL: https://opendns.com
Final URL: https://www.opendns.com:443/
HTTP status: 200
HTTP version: HTTP/1.1
Response time: 757 ms
HTML size: 12.8 KB
Redirect chain: https://opendns.com → http://www.opendns.com/ → https://www.opendns.com:443/

Frequently asked questions

What technology does opendns.com use?: opendns.com is built with jQuery, Nginx.
Is opendns.com secure (HTTPS)?: Yes. opendns.com uses TLS 1.2 with a certificate issued by Let's Encrypt, valid until Oct 3, 2026.
Who hosts opendns.com?: opendns.com is hosted on CISCO-UMBRELLA - Cisco OpenDNS, LLC, US.
What is opendns.com's SEO score?: opendns.com scored 90/100 for SEO in the latest analysis (excellent).
What is opendns.com's overall website score?: opendns.com has an overall SiteGraph score of 92/100, combining SEO, performance, security, and accessibility.