www.dcode.fr

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Title: dCode - Solveurs, Crypto, Maths, Codes, Calculs en Ligne

Description: dCode est le site universel pour déchiffrer des messages codés, tricher aux jeux de lettres, résoudre des énigmes, géocaches et chasses au trésor, etc.

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Page Encoding: utf-8 Body and server charset are different!

Page Filesize: 804 KB

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IP: 46.105.204.10

Location: France,FR,,,48.8582,2.3387,Europe/Paris

Encoding: "utf-8"

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Whois Information

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domain_name: dcode.fr

update_date: 2025-12-08T13:02:37.453539Z

update_time: 1765198957

creation_date: 2008-07-09T09:30:39Z

creation_time: 1215595839

expiration_date: 2026-07-09T09:30:39Z

Whois Raw Data

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            Domain Name: DCODE.FR
Domain Status: active
Creation Date: 2008-07-09T09:30:39Z
Registry Expiry Date: 2026-07-09T09:30:39Z
Updated Date: 2025-12-08T13:02:37.453539Z
Name Server: DNS.OVH.NET
Name Server: NS.OVH.NET
SPONSOR Contact: OVH
REGISTRANT Contact: Ano Nymous
TECHNICAL Contact: OVH NET
>>> Last update of RDAP database: 2026-03-14T10:36:41Z

Robots.txt

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			User-Agent: *
Sitemap: https://www.dcode.fr/sitemap.php

SEO Audit

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Technical SEO

✓

Response Code

200

Status 200 OK - page loads correctly.

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Character Encoding

Page: utf-8, Header: "utf-8"

Character encoding mismatch between HTML and HTTP headers.

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Page Size

823751 bytes

Page size acceptable for fast loading.

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Resources

54 total

Too many resources. Optimize and combine files for better performance.

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Hreflang Tags

2 hreflang tags

Hreflang tags found for multilingual SEO.

✓

Robots.txt

Exists

Robots.txt file found.

✓

Sitemap

Declared in robots.txt

Sitemap declared in robots.txt.

✓

HTTPS

Yes

Secure HTTPS connection enabled.

!

Compression

br

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✓

Caching

no-store, no-cache, must-revalidate, no-store, no-cache, must-revalidate, max-age=0

Cache-control headers properly set.

✓

Page Speed

2.07 ms

Excellent loading speed.

On-Page SEO

✓

Title

dCode - Solveurs, Crypto, Maths, Codes, Calculs en Ligne

Good title length (30-60 characters).

✓

Meta Description

dCode est le site universel pour déchiffrer des messages codés, tricher aux jeux de lettres, résoudre des énigmes, géocaches et chasses au trésor, etc. Lenght:151

Good meta description length (100-160 characters).

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H1 Heading

5 found - "dCode.fr"

Use only one H1 heading per page. Remove extra H1 tags.

✓

Word Count

10347

Content very comprehensive. Consider breaking into multiple pages if too long.

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Canonical Tag

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Duplicate Meta

[]

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Keywords

Meta keywords are optional (not used by major search engines).

Content and UX

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Language

fr

Language attribute properly set.

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Images

16 total, 1 missing ALT

Add ALT text to images for accessibility and SEO.

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Viewport

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✓

Open Graph

All OG tags present.

All essential OpenGraph tags present.

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Structured Data

2 JSON-LD scripts

Structured data (JSON-LD) found.

Search Phrases - Google

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Position	Phrase	Page	Snippet
4	a tom tom	/tom-tom-code	Tom-Tom Code /\\/// - Decoder, Encoder, Translator Online The Tom-Tom (or A- Tom-Tom ) code is an alternative alphabet composed exclusively of slashes, using the characters / (forward slash) and \ (backslash).
6	choose 6	/combinations	Combination Calculator - N Choose K Tool to generate combinations. In mathematics, a choice of k elements out of n distinguishable objects (k choose n), where the order does not matter.

Search Phrases - Yandex

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Position	Phrase	Page	Snippet
6	дешифратор 256	/sha256-hash	SHA- 256 - Password SHA 256 Hash Decryption - Online... Tool to decrypt/encrypt SHA- 256 . The SHA- 256 hash is the US federal standard that matches an hexadecimal 64-character fingerprint to an original binary data.
8	frac 3 6	/fractions-calculato...	Fractions Calculator (Lowest Terms) - Online Fraction Simplifier How to subtract fractions? Fractions subtraction is the same as addition, except numerators are subtracted instead of adding them. Example: $$ \ frac {1}{2}...
9	выборы из нескольких вариантов	/choices-combination...	Multiple Combinations Generator - Online Choices Lister Tool to generate lists of multiple choice combinations by combining a selection with one choice by option / category or by drawing a random choice.
9	frac 12	/fractions-calculato...	Fractions Calculator (Lowest Terms) - Online Fraction Simplifier Tool/Calculator with fractions and simplification. Calculating with fractions involves specific computation steps for numerator and denominator, before simplifying.
9	1 sqrt 2 4 5	/square-root	Square Root Calculator - Simplifier - SQRT Online There are several methods to calculate a root square. — By hand framing: the classic method is to estimate the value by calculating which integers squared would give a minimum interval. Example: Enclosing $ \ sqrt {8}...
11	sqrt 9 sqrt 2	/square-root	Square Root Calculator - Simplifier - SQRT Online There are several methods to calculate a root square. — By hand framing: the classic method is to estimate the value by calculating which integers squared would give a minimum interval. Example: Enclosing $ \ sqrt {8}...
12	6 frac 2 3	/fractions-calculato...	Fractions Calculator (Lowest Terms) - Online Fraction Simplifier Tool/Calculator with fractions and simplification. Calculating with fractions involves specific computation steps for numerator and denominator, before simplifying.

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www.dcode.fr

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Server Information

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Internal Links

External Links

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Whois Raw Data

Robots.txt

SEO Audit

Technical SEO

On-Page SEO

Content and UX

Positions in Google

Search Phrases - Google

Positions in Yandex

Search Phrases - Yandex

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