🌐 deltadevelopment.biz 200 ⚠ SSL Issue
Checked: (cached 2026-10-29 15:48:01) ↻ Refresh 🔗 Visit site
✨ AI Description
Delta Development is a web presence for a domain intelligence tool that helps users research and analyze domain-related information, such as registration details and other publicly available signals. It’s built with ASP.NET and an older Microsoft FrontPage 4.0 setup, and the domain has been registered since 2005.
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 →
Expired
Domain Expires ?When the domain registration expires. If not renewed, the domain becomes available to others.Read more →
in 326d
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 →
74.91.166.119
Performance ?Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability.
100 mob
Uptime
N/A
⚡ 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
69
Accessibility
67
Best Practices
82
SEO
LCP 0.61s
CLS 0.000
FCP 0.61s
TTFB 0.01s
TBT 0ms
SI 0.61s
Desktop
100
Score
69
Accessibility
70
Best Practices
82
SEO
LCP 0.17s
CLS 0.000
FCP 0.17s
TTFB 0.00s
TBT 0ms
SI 0.25s
Checked: 2026-10-29 16:00:59.121641 · View on PageSpeed
🛠️ Tech Stack ?Technologies detected on this website: CMS, frameworks, libraries, CDN, and analytics tools. 2
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⚙️ Framework
ASP.NET
🏭 Generator
Microsoft FrontPage 4.0
📸 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)74.91.166.119
NSns2.verio.comns1.verio.com
MX30 mx.deltadevelopment.biz
TXT (1)
v=spf1 ip4:66.96.128.0/18 include:websitewelcome.com ?all
📋 WHOIS / RDAP ?Public registration data: who registered the domain, when, and when it expires.Read more →
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RegistrarTucows Domains Inc.
Registered2005-09-22
Expires2027-09-21 (in 326 days)
Last Updated2026-09-06
Statusactive
🔒 SSL Certificate ?Encrypts the connection between browsers and this website. Valid SSL = HTTPS works.Read more → Invalid / Missing
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Subject (CN)*.deltadevelopment.biz
IssuerLet's Encrypt
Valid From2026-07-26
Valid Until2026-10-24 (Expired)
SANs (2)*.deltadevelopment.bizdeltadevelopment.biz
📡 HTTP Headers ?Metadata sent by the server: reveals software, caching rules, and security configuration.Read more →
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Status200
ServerMicrosoft-IIS/10.0
Content-Typetext/html
Final URLhttps://deltadevelopment.biz/
x-powered-byASP.NET
cache-controlprivate
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 Address74.91.166.119
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 Missing
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TitleDelta Development
📧 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 ip4:66.96.128.0/18 include:websitewelcome.com ?all
DMARCNot set
MX Records
30 → mx.deltadevelopment.biz
🌍 Other TLDs ?Other top-level domain variants of this domain name and their availability. 10 active 13 available
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.com ●
.net ●
.org ●
.info Available
.io Available
.co ●
.dev ●
.app Available
.me Available
.biz current
.eu ●
.xyz Available
.fi Available
.se Available
.de ●
.uk Available
.fr Available
.nl ●
.es Available
.it ●
.us Available
.ca Available
.com.au ●
.co.uk Available
📡 Uptime Monitor
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Not checked yet — data will appear after the first monitoring run.