🌐
getbootstrap.com 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 50d
Domain Expires When the domain registration expires. If not renewed, the domain becomes available to others.Read more →
in 78d
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 →
172.66.169.22
Performance Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability.
N/A
Uptime
N/A
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. 7
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🌐 CDN
Cloudflare
Fastly
🎨 CSS Framework
Bootstrap
⚡ Cache
Varnish
🔤 Font/Icon
Google Fonts
🏭 Generator
Astro v7.3.2
☁️ Hosting
GitHub Pages
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) | 104.20.26.6172.66.169.22 |
| AAAA (IPv6) | 2606:4700:10::ac42:a9162606:4700:10::6814:1a06 |
| NS | iris.ns.cloudflare.comtom.ns.cloudflare.com |
| MX | 10 alt3.aspmx.l.google.com10 alt4.aspmx.l.google.com5 alt1.aspmx.l.google.com5 alt2.aspmx.l.google.com1 aspmx.l.google.com |
| TXT (2) |
Services configured via TXT:
Yandex
Show all TXT recordsyandex-verification: 92333f69985eb59b v=spf1 a mx include:_spf.google.com -all |
WHOIS / RDAP Public registration data: who registered the domain, when, and when it expires.Read more →
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| Registrar | GoDaddy.com, LLC |
| Registered | 2012-01-10 |
| Expires | 2027-01-10 (in 78 days) |
| Last Updated | 2026-01-11 |
| Status | client delete prohibitedclient renew prohibitedclient transfer prohibitedclient update prohibited |
SSL Certificate Encrypts the connection between browsers and this website. Valid SSL = HTTPS works.Read more → Valid
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| Subject (CN) | getbootstrap.com |
| Issuer | Google Trust Services |
| Valid From | 2026-09-14 |
| Valid Until | 2026-12-13 (50 days left) |
| SANs (2) | getbootstrap.com*.getbootstrap.com |
HTTP Headers Metadata sent by the server: reveals software, caching rules, and security configuration.Read more →
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| Status | 200 |
| Server | cloudflare |
| Content-Type | text/html; charset=utf-8 |
| Final URL | https://getbootstrap.com/ |
| strict-transport-security | max-age=31536000; includeSubDomains; preload |
| x-content-type-options | nosniff |
| cache-control | max-age=600 |
| cf-ray | a4f5ccd7bbbb392b-IAD |
| x-cache | HIT |
| via | 1.1 varnish |
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 | 172.66.169.22 |
| Provider | Unknown |
| Organization | N/A |
| ASN | N/A |
| Location | N/A |
Security Score
D (3/7)
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Sitemap & Robots
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Open to search engines
This site's robots.txt lets crawlers access its main content. Search engines can index it normally.
No paths are disallowed — everything is crawlable.
| Sitemap | Found 1 sitemaps (index) pages |
Social & Meta Tags
Complete
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| Title | Bootstrap · The most popular HTML, CSS, and JS library in the world. |
| Description | Powerful, extensible, and feature-packed frontend toolkit. Build and customize with Sass, utilize prebuilt grid system and components, and bring projects to life with powerful JavaScript plugins. |
| OG Title | Bootstrap |
| OG Description | Powerful, extensible, and feature-packed frontend toolkit. Build and customize with Sass, utilize prebuilt grid system and components, and bring projects to life with powerful JavaScript plugins. |
| OG Image | https://getbootstrap.com/docs/6.0/assets/brand/bootstrap-social.png |
| OG Type | website |
| Twitter Card | summary_large_image |
| Canonical URL | https://getbootstrap.com/ |
| 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 include:_spf.google.com -all |
| DMARC | Not set |
| MX Records | 10 → alt3.aspmx.l.google.com 10 → alt4.aspmx.l.google.com 5 → alt1.aspmx.l.google.com 5 → alt2.aspmx.l.google.com 1 → aspmx.l.google.com |
Other TLDs Other top-level domain variants of this domain name and their availability. 6 active 17 available
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.com
current
.net
●
.org
●
.info
●
.io
Available
.co
●
.dev
Available
.app
Available
.me
Available
.biz
Available
.eu
Available
.xyz
●
.fi
Available
.se
Available
.de
●
.uk
Available
.fr
Available
.nl
Available
.es
Available
.it
Available
.us
Available
.ca
Available
.com.au
Available
.co.uk
Available
Uptime Monitor
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Not checked yet — data will appear after the first monitoring run.