jwt.is
Registered
Page analyze update date:
2026/02/20 05:26:25
Last whois update date:
2026/03/21 19:01:17
Domain Status
Registered
Paid till
22.10.2026
Available from
21.11.2026
×
![Fullscreen website screenshot]()
jwt.is Website screenshot
SEO Score
66.44%
97
Score achieved
146
Maximum score
Main Information
Title: JSON Web Token (JWT) Debugging Tool (Next-Gen)
Description: JWT, or JSON Web Token, is a compact, URL-safe means of representing claims to be transferred between two parties. This JWT debugging tool is made to help developers quickly understand the header, claims, and signature of any JWT.
Learn about what JSON Web Tokens (JWTs) are, drop one in to decode it, and use some special features to dive into your tokens. Think of JWT.io, but useful. Built by Rownd.
Keywords: empty
Page Encoding:
utf-8
Page Filesize: 15 KB
Server Information
IP: 104.21.50.75
Location: ,,,,,,
Http Server: cloudflare
Encoding: utf-8
Meta Tags List
- charset: UTF-8
- name: theme-color content: #262626
- name: viewport content: width=device-width, initial-scale=1.0
- name: description content: JWT, or JSON Web Token, is a compact, URL-safe means of representing claims to be transferred between two parties. This JWT debugging tool is made to help developers quickly understand the header, claims, and signature of any JWT. Learn about what JSON Web Tokens (JWTs) are, drop one in to decode it, and use some special features to dive into your tokens. Think of JWT.io, but useful. Built by Rownd.
- name: robots content: index, follow
Internal Links
External Links
Whois Information
domain_name: jwt.is
update_date: 2025-09-23T08:01:37+00:00
update_time: 1758614497
creation_date: 2023-10-23T17:00:01+00:00
creation_time: 1698080401
states: active
Whois Raw Data
Domain Name: JWT.IS
Domain Status: active
Creation Date: 2023-10-23T17:00:01+00:00
Updated Date: 2025-09-23T08:01:37+00:00
Name Server: FINLEY.NS.CLOUDFLARE.COM
Name Server: SUMMER.NS.CLOUDFLARE.COM
REGISTRANT Contact: individual
ADMINISTRATIVE Contact: org
BILLING Contact: org
ZONE Contact: org
>>> Last update of RDAP database: 2026-03-21T19:01:17Z
Robots.txt
User-Agent: *
Allow: /
SEO Audit
Technical SEO
✓
Response Code
200
Status 200 OK - page loads correctly.
✓
Character Encoding
Page: utf-8, Header: utf-8
Character encoding consistent between HTML and headers.
✓
Page Size
15379 bytes
Page size acceptable for fast loading.
✓
Resources
26 total
Moderate number of resources. Consider combining files.
✓
Hreflang Tags
0 hreflang tags
Add hreflang tags if you have multilingual content.
✓
Robots.txt
Exists
Robots.txt file found.
!
Sitemap
Not found
Add sitemap.xml and reference it in robots.txt.
✓
HTTPS
Yes
Secure HTTPS connection enabled.
!
Compression
br
Enable gzip or zstd compression to reduce file sizes.
✓
Caching
public, max-age=0, must-revalidate
Cache-control headers properly set.
✓
Page Speed
0.34 ms
Excellent loading speed.
On-Page SEO
✓
Title
JSON Web Token (JWT) Debugging Tool (Next-Gen)
Good title length (30-60 characters).
!
Meta Description
JWT, or JSON Web Token, is a compact, URL-safe means of representing claims to be transferred between two parties. This JWT debugging tool is made to help developers quickly understand the header, claims, and signature of any JWT.
Learn about what JSON Web Tokens (JWTs) are, drop one in to decode it, and use some special features to dive into your tokens. Think of JWT.io, but useful. Built by Rownd. Lenght:418
Meta description too long. Reduce to 100-160 characters.
!
H1 Heading
5 found - "Encoded"
Use only one H1 heading per page. Remove extra H1 tags.
✓
Word Count
915
Good content length (500-2000 words recommended).
!
Canonical Tag
Add canonical tag to prevent duplicate content issues.
✓
Duplicate Meta
[]
No duplicate meta tags found.
✓
Keywords
empty
Meta keywords set (note: not used by major search engines).
Content and UX
✓
Language
en
Language attribute properly set.
✓
Images
19 total, 0 missing ALT
All images have proper ALT text.
✓
Viewport
width=device-width, initial-scale=1.0
Viewport meta tag properly set for mobile devices.
!
Open Graph
Missing: og:title, og:description, og:image, og:url
Add missing OpenGraph tags for social media sharing: og:title, og:description, og:image, og:url
!
Structured Data
0 JSON-LD scripts
Add structured data (JSON-LD) for rich snippets and better SEO.
Positions in Google
Search Phrases - Google
| Position | Phrase | Page | Snippet |
|---|---|---|---|
| 8 | / |