🌐 zeit.app ⚠ SSL Issue
Checked: just now 🔗 Visit site
HTTP Status ?A three-digit code showing if the site loaded successfully (200), redirects (301/302), or has errors (4xx/5xx).Read more →
N/A
SSL Expires ?When the SSL certificate expires. An expired certificate causes browser security warnings.Read more →
N/A
Domain Expires ?When the domain registration expires. If not renewed, the domain becomes available to others.Read more →
in 201d
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 →
0/3
IP Address ?The numerical address of the server hosting this website. Reveals location, provider, and network.Read more →
89.31.143.90
Performance ?Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability.
100 mob
Uptime
100%
⚡ Performance ?Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability. 100
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Mobile
100
Score
85
Accessibility
78
Best Practices
91
SEO
LCP 0.65s
CLS 0.000
FCP 0.65s
TTFB 0.00s
TBT 0ms
SI 0.92s
Checked: 2026-09-02 15:51:21 · View on PageSpeed
🛠️ Tech Stack ?Technologies detected on this website: CMS, frameworks, libraries, CDN, and analytics tools.
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No technologies detected

📸 Screenshot 2026-09-01
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Screenshot of zeit.app
Captured: 2026-09-01 06:33:22 · 3.1 KB
🌐 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)89.31.143.90
NSns.udag.netns.udag.orgns.udag.de
MX20 mx01.udag.de10 mx00.udag.de
TXT (1)
v=spf1 include:_smtp.udag.de ~all
📋 WHOIS / RDAP ?Public registration data: who registered the domain, when, and when it expires.Read more →
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Registrarunited-domains AG
Registered2018-05-05
Expires2027-05-05 (in 201 days)
Last Updated2026-10-06
Statusclient transfer prohibited
🔒 SSL Certificate ?Encrypts the connection between browsers and this website. Valid SSL = HTTPS works.Read more → Invalid / Missing
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Subject (CN)N/A
IssuerN/A
Valid FromN/A
Valid UntilN/A
📡 HTTP Headers ?Metadata sent by the server: reveals software, caching rules, and security configuration.Read more →
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StatusN/A
ServerN/A
Content-TypeN/A
Final URLhttps://zeit.app/
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 Address89.31.143.90
ProviderUnknown
OrganizationN/A
ASNN/A
LocationN/A
🛡️ Security Score F (0/7)
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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
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No meta tags detected.

📧 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:_smtp.udag.de ~all
DMARCNot set
MX Records
20 → mx01.udag.de
10 → mx00.udag.de
🌍 Other TLDs ?Other top-level domain variants of this domain name and their availability. 22 active 1 for sale
▼
.com ●
.net ●
.org ●
.info ●
.io ●
.co ●
.dev ●
.app current
.me ●
.biz ●
.eu ●
.xyz ●
.fi ●
.se ●
.de ●
.uk ●
.fr ●
.nl ●
.es ●
.it ●
.us ●
.ca taken
.com.au ●
.co.uk ●
📡 Uptime Monitor
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Current Status 🟢 Client Error
HTTP Status 405
Response Time 360ms
Last Checked 2026-10-15 19:30:10.27591
Uptime (30d) 100%
🔗 Similar Sites 8
▼
zeit.info 77% zeit.me 68% zeit.org 64% zeit.us 64% zeit.es 64% wise.app 63% eff.app 60% ts.app 59%

Similarity based on content analysis. More results appear as more domains are indexed.