🌐 klaviyo.fr 526 🔒 SSL Valid
Checked: (cached 2026-10-21 14:17:36) ↻ Refresh 🔗 Visit site
✨ AI Description
This website appears to be associated with Klaviyo, a marketing and customer engagement platform used for email and SMS campaign automation and audience analytics. However, the provided page indicates an “Invalid SSL certificate” error, suggesting the site’s HTTPS certificate is misconfigured or not trusted. The domain is also behind Cloudflare, which typically provides DNS, security, and traffic management.
HTTP Status ?A three-digit code showing if the site loaded successfully (200), redirects (301/302), or has errors (4xx/5xx).Read more →
526
SSL Expires ?When the SSL certificate expires. An expired certificate causes browser security warnings.Read more →
in 48d
Domain Expires ?When the domain registration expires. If not renewed, the domain becomes available to others.Read more →
in 284d
Hosting ?The company and location where this website's server is physically located.Read more →
Unknown
Security ?Score based on key HTTP security headers: HSTS, Content-Security-Policy, and X-Frame-Options.Read more →
1/3
IP Address ?The numerical address of the server hosting this website. Reveals location, provider, and network.Read more →
104.21.17.68
Performance ?Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability.
N/A
Uptime
100%
⚡ Performance ?Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability.
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Performance data not available yet.

🛠️ Tech Stack ?Technologies detected on this website: CMS, frameworks, libraries, CDN, and analytics tools. 1
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🌐 CDN
Cloudflare
📸 Screenshot Processing...
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⏳

Screenshot is being captured...

🌐 DNS Records ?DNS translates domain names to IP addresses. Records control where the site, email, and services are directed.Read more →
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A (IPv4)104.21.17.68172.67.223.54
AAAA (IPv6)2606:4700:3033::6815:11442606:4700:3035::ac43:df36
NSsara.ns.cloudflare.comtosana.ns.cloudflare.com
MX1 mx1.mail.ovh.net100 mx3.mail.ovh.net5 mx2.mail.ovh.net
TXT (2)
+1 other TXT record(s)
Show all TXT records
v=spf1 include:mx.ovh.com -all
1|www.klaviyo.fr
📋 WHOIS / RDAP ?Public registration data: who registered the domain, when, and when it expires.Read more →
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RegistrarOVH
Registered2024-08-02
Expires2027-08-02 (in 284 days)
Last Updated2026-09-30
Statusactive
🔒 SSL Certificate ?Encrypts the connection between browsers and this website. Valid SSL = HTTPS works.Read more → Valid
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Subject (CN)klaviyo.fr
IssuerGoogle Trust Services
Valid From2026-09-10
Valid Until2026-12-09 (48 days left)
SANs (2)klaviyo.fr*.klaviyo.fr
📡 HTTP Headers ?Metadata sent by the server: reveals software, caching rules, and security configuration.Read more →
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Status526
Servercloudflare
Content-Typetext/plain; charset=UTF-8
Final URLhttps://klaviyo.fr/
x-frame-optionsSAMEORIGIN
referrer-policysame-origin
cache-controlprivate, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
cf-raya4e0e2fa6d4de2c4-GRU
Security headers ?HTTP headers that protect visitors from attacks. HSTS forces HTTPS, CSP controls resource loading, X-Frame-Options prevents clickjacking.Read more →
HSTS
Content-Security-Policy
X-Frame-Options
🏠 Hosting ?Physical infrastructure: where the server is, who operates it, and what network it belongs to.Read more →
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IP Address104.21.17.68
ProviderUnknown
OrganizationN/A
ASNN/A
LocationN/A
🛡️ Security Score D (3/7)
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Valid SSL
HSTS
CSP
X-Frame-Options
X-Content-Type
Referrer-Policy
Permissions-Policy
🗺️ Sitemap & Robots
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No robots.txt
This site has no robots.txt file, so crawlers may access everything by default.
Sitemap Not found
🔗 Social & Meta Tags Missing
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Titleklaviyo.fr | 526: Invalid SSL certificate
Languageen-US
📧 Mail Security ?Email authentication records (SPF & DMARC) that prevent spoofing and phishing from this domain.Read more →
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SPF✓ Present
v=spf1 include:mx.ovh.com -all
DMARCNot set
MX Records
1 → mx1.mail.ovh.net
100 → mx3.mail.ovh.net
5 → mx2.mail.ovh.net
🌍 Other TLDs ?Other top-level domain variants of this domain name and their availability. 21 active 2 for sale
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.com ●
.net ●
.org ●
.info ●
.io ●
.co ●
.dev ●
.app ●
.me ●
.biz ●
.eu taken
.xyz ●
.fi ●
.se ●
.de ●
.uk taken
.fr current
.nl ●
.es ●
.it ●
.us ●
.ca ●
.com.au ●
.co.uk ●
📡 Uptime Monitor
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Current Status 🟢 Server Error
HTTP Status 526
Response Time 574ms
Last Checked 2026-10-21 11:30:24.021998
Uptime (30d) 100%