What technology does omniglot.com use?

omniglot.com is built with PHP, Google Analytics.

Is omniglot.com secure (HTTPS)?

Yes. omniglot.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 21, 2026.

Who hosts omniglot.com?

omniglot.com is hosted on KUALO-AS - Kualo Limited, GB.

What is omniglot.com's SEO score?

omniglot.com scored 80/100 for SEO in the latest analysis (great).

What is omniglot.com's overall website score?

omniglot.com has an overall SiteGraph score of 83/100, combining SEO, performance, security, and accessibility.

omniglot.com

Omniglot - the encyclopedia of writing systems and languages

Last scanned Jul 26, 2026, 5:17 AM · 2 views

Overall score

Great

Summary

A guide to writing systems and languages, with useful phrases, tips on learning languages, multilingual texts, and much more. This website uses PHP hosted on KUALO-AS - Kualo Limited, GB. SEO is good (80/100) and accessibility is excellent (90/100). Security scores fair (65/100) and performance excellent (100/100). Top issue: Missing canonical link.

A guide to writing systems and languages, with useful phrases, tips on learning languages, multilingual texts, and much more.

United Kingdom

Hosted on KUALO-AS - Kualo Limited, GB

Top issues to fix

8 issues found · 2 high priority

Missing Strict-Transport-Security header
Security
Add HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
Security
Add a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing X-Content-Type-Options header
Security
Add X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
Security
Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
Missing canonical link
SEO
Add <link rel="canonical"> so search engines know which URL variant to index.
No structured data (JSON-LD) found
SEO
Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.

+2 more issues — details in the sections below.

SEO

3 issue(s) found

100

Performance

142 ms

Security

HTTPS & header checks

Accessibility

1 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Organization

Company details published in this site's own structured data.

A guide to writing systems and languages, with useful phrases, tips on learning languages, multilingual texts, and much more.

YouTube Facebook Instagram

Contact

Email, phone, and address published on this site's own pages.

Source: https://omniglot.com/contact.htm

Meta tags

Title: Omniglot - the encyclopedia of writing systems and languages
Description: A guide to writing systems and languages, with useful phrases, tips on learning languages, multilingual texts, and much more.
Canonical
Language
Charset: UTF-8
Viewport: user-scalable=yes, initial-scale=1.0, maximum-scale=2.0, width=device-width
Robots meta: all
Manifest

Technologies

Detected frameworks, languages, and tools.

PHP Google Analytics

Hosting & CDN

Hosting provider: KUALO-AS - Kualo Limited, GB
CDN provider: —
IP address: 91.197.229.211
ASN: AS204436 (KUALO-AS - Kualo Limited, GB)

DNS records

Type	Value
A	91.197.229.211
AAAA	—
MX	mail.omniglot.com
TXT	v=spf1 ip4:91.197.229.35 include:spf.filteredmx.net ip4:91.197.228.72 +a +mx ~allgoogle-site-verification=q4gh3BrZ5lMYr52ywhiPCTQwf7oWfELYmqt_QN0zJAw omniglot.comgoogle-site-verification=q4gh3BrZ5lMYr52ywhiPCTQwf7oWfELYmqt_QN0zJAw
NS	ns3.kualo.net ns4.kualo.net ns2.kualo.net ns1.kualo.net
CAA	—
CNAME	—
IPv6 support	No

TLS / SSL certificate

Version: TLS 1.3
Issuer: Let's Encrypt
Subject: celtiadur.com
Valid from: Jul 23, 2026
Valid to: Oct 21, 2026
Days until expiry: 86
SAN domains: *.celtiadur.com, *.omniglot.com, celtiadur.com, omniglot.com

Security headers

Strict-Transport-SecurityMissing
Content-Security-PolicyMissing
X-Frame-OptionsMissing
X-Content-Type-OptionsMissing
Referrer-PolicyMissing
Permissions-PolicyMissing

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 5 · H3 0

Links

88 internal · 20 external · 0 broken

Images

18 total · 1 missing alt

Scripts / Styles

10 scripts · 1 stylesheets

JS / CSS size

1.3 KB · 2.8 KB

Page size

14.5 KB

Robots.txt & Sitemap

robots.txt: Found
Disallow rules: 1
sitemap.xml: Not found
URLs in sitemap: 0

SEO issues

Missing canonical link
No structured data (JSON-LD) found
sitemap.xml not found

Scan details

Requested URL: https://omniglot.com
Final URL: https://omniglot.com
HTTP status: 200
HTTP version: HTTP/2
Response time: 142 ms
HTML size: 14.5 KB
Redirect chain: https://omniglot.com

See something wrong on this report? Request a correction

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Frequently asked questions

What technology does omniglot.com use?: omniglot.com is built with PHP, Google Analytics.
Is omniglot.com secure (HTTPS)?: Yes. omniglot.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 21, 2026.
Who hosts omniglot.com?: omniglot.com is hosted on KUALO-AS - Kualo Limited, GB.
What is omniglot.com's SEO score?: omniglot.com scored 80/100 for SEO in the latest analysis (great).
What is omniglot.com's overall website score?: omniglot.com has an overall SiteGraph score of 83/100, combining SEO, performance, security, and accessibility.