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nu.app 200
🔒 SSL Valid
HTTP Status A three-digit code showing if the site loaded successfully (200), redirects (301/302), or has errors (4xx/5xx).Read more →
200
SSL Expires When the SSL certificate expires. An expired certificate causes browser security warnings.Read more →
in 76d
Domain Expires When the domain registration expires. If not renewed, the domain becomes available to others.Read more →
in 288d
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 →
165.22.123.139
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. 2
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🔤 Font/Icon
Google Fonts
🖥️ Web Server
Apache
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) | 165.22.123.139 |
| NS | ns1.helloserver.winns2.helloserver.win |
| MX | 0 nu.app |
| TXT (6) |
+5 other TXT record(s)
Show all TXT recordsv=spf1 +a +mx +ip4:165.22.123.139 ~all dan-ownership-verification=bea7f800 42e0f1f50d0746987983d8803018719123275674 08cebbb6-463b-4cf3-b8f1-04d2f06504e2 53012de8b0b79984cd7c6667e5d6a1f9d5c91ed6 afternic-verification-Qvn3p7PuRqTYub6hbPxp9L |
WHOIS / RDAP Public registration data: who registered the domain, when, and when it expires.Read more →
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| Registrar | InterNetX GmbH |
| Registered | 2024-08-01 |
| Expires | 2027-08-01 (in 288 days) |
| Last Updated | 2026-07-03 |
| Status | client transfer prohibited |
SSL Certificate Encrypts the connection between browsers and this website. Valid SSL = HTTPS works.Read more → Valid
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| Subject (CN) | www.nu.app |
| Issuer | Let's Encrypt |
| Valid From | 2026-10-03 |
| Valid Until | 2027-01-01 (76 days left) |
| SANs (2) | nu.appwww.nu.app |
HTTP Headers Metadata sent by the server: reveals software, caching rules, and security configuration.Read more →
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| Status | 200 |
| Server | Apache |
| Content-Type | text/html; charset=UTF-8 |
| Final URL | https://nu.app/ |
| cache-control | no-store, no-cache, must-revalidate |
Security headers HTTP headers that protect visitors from attacks. HSTS forces HTTPS, CSP controls resource loading, X-Frame-Options prevents clickjacking.Read more →
Hosting Physical infrastructure: where the server is, who operates it, and what network it belongs to.Read more →
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| IP Address | 165.22.123.139 |
| Provider | Unknown |
| Organization | N/A |
| ASN | N/A |
| Location | N/A |
Security Score
F (1/7)
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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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| Title | Nu.app – Domain Showcase – TopDomains |
| Canonical URL | https://nu.app |
| Language | en |
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 +a +mx +ip4:165.22.123.139 ~all |
| DMARC | Not set |
| MX Records | 0 → nu.app |
Other TLDs Other top-level domain variants of this domain name and their availability. 14 active 4 for sale 5 available
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Uptime Monitor
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| Current Status | 🟢 Online |
| HTTP Status | 200 |
| Response Time | 419ms |
| Last Checked | 2026-10-16 10:00:15.212455 |
| Uptime (30d) | 100% |
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Similarity based on content analysis. More results appear as more domains are indexed.