century21.fr
Agences immobilières CENTURY 21 - Immobilier et annonces immobilières de vente, d’achat, et de location
Last scanned Jul 26, 2026, 5:47 AM
Overall score
Great
Summary
Bienvenue chez CENTURY 21, réseau d’agences immobilières qui vous proposent leur expertise que ce soit à la vente, l’achat, la location, la gestion locative et le syndic. This website uses Apache hosted on IKOULA - Ikoula Net SAS, FR. SEO is good (75/100) and accessibility is excellent (100/100). Security scores fair (65/100) and performance excellent (90/100). Top issue: Title longer than 60 characters.
Bienvenue chez CENTURY 21, réseau d’agences immobilières qui vous proposent leur expertise que ce soit à la vente, l’achat, la location, la gestion locative et le syndic. Venez confier votre projet immobilier de vente d’appartement ou de maison, nos meilleurs agents immobiliers sauront estimer gratuitement la valeur de votre bien et vous prodiguer des conseils. Trouvez ici la meilleure agence qui vous correspondra grâce aux avis de ses clients.
- France
- Hosted on IKOULA - Ikoula Net SAS, FR
Top issues to fix
9 issues found · 2 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
+3 more issues — details in the sections below.
SEO
4 issue(s) found
Performance
1.61 s
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Bienvenue chez CENTURY 21, réseau d’agences immobilières qui vous proposent leur expertise que ce soit à la vente, l’achat, la location, la gestion locative et le syndic. Venez confier votre projet immobilier de vente d’appartement ou de maison, nos meilleurs agents immobiliers sauront estimer gratuitement la valeur de votre bien et vous prodiguer des conseils. Trouvez ici la meilleure agence qui vous correspondra grâce aux avis de ses clients.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- Agences immobilières CENTURY 21 - Immobilier et annonces immobilières de vente, d’achat, et de location
- Description
- Bienvenue chez CENTURY 21, réseau d’agences immobilières qui vous proposent leur expertise que ce soit à la vente, l’achat, la location, la gestion locative et le syndic. Venez confier votre projet immobilier de vente d’appartement ou de maison, nos meilleurs agents immobiliers sauront estimer gratuitement la valeur de votre bien et vous prodiguer des conseils. Trouvez ici la meilleure agence qui vous correspondra grâce aux avis de ses clients.
- Canonical
- Language
- fr
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1, maximum-scale=3.0
- Robots meta
- index, follow
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- IKOULA - Ikoula Net SAS, FR
- CDN provider
- —
- IP address
- 80.93.93.100
- ASN
- AS21409 (IKOULA - Ikoula Net SAS, FR)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- DigiCert Inc
- Subject
- www.century21.fr
- Valid from
- Feb 16, 2026
- Valid to
- Mar 15, 2027
- Days until expiry
- 232
- SAN domains
- www.century21.fr, century21.fr, www.lesmeilleurstalents.com, www.century21-pro.com, c21fr.com
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 1 · H2 6 · H3 12
Links
74 internal · 31 external · 1 broken
Images
9 total · 0 missing alt
Scripts / Styles
9 scripts · 2 stylesheets
JS / CSS size
337 KB · 126 KB
Page size
128 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 54
- sitemap.xml
- Found
- URLs in sitemap
- -1
SEO issues
- Title longer than 60 characters
- Meta description longer than 160 characters
- Missing canonical link
- No structured data (JSON-LD) found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://century21.fr
- Final URL
- https://www.century21.fr/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 1.60 s
- HTML size
- 128 KB
- Redirect chain
- https://century21.fr → https://www.century21.fr/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does century21.fr use?
- century21.fr is built with Django, Apache.
- Is century21.fr secure (HTTPS)?
- Yes. century21.fr uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Mar 15, 2027.
- Who hosts century21.fr?
- century21.fr is hosted on IKOULA - Ikoula Net SAS, FR.
- What is century21.fr's SEO score?
- century21.fr scored 75/100 for SEO in the latest analysis (fair).
- What is century21.fr's overall website score?
- century21.fr has an overall SiteGraph score of 81/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card