🌐 mit.io 200 ⚠ SSL Issue
Checked: just now 🔗 Visit site
↪
This domain forwards to mit.edu (checked 0d ago)
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 →
N/A
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 →
3/3
IP Address ?The numerical address of the server hosting this website. Reveals location, provider, and network.Read more →
3.96.23.237
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.
▼

Performance data not available yet.

🛠️ Tech Stack ?Technologies detected on this website: CMS, frameworks, libraries, CDN, and analytics tools.
▼

No technologies detected

📸 Screenshot
▼

Screenshot not available yet.

🌐 DNS Records ?DNS translates domain names to IP addresses. Records control where the site, email, and services are directed.Read more →
▼
A (IPv4)3.96.23.237
NSns5.101domain.comns1.101domain.comns2.101domain.com
📋 WHOIS / RDAP ?Public registration data: who registered the domain, when, and when it expires.Read more →
▼
RegistrarN/A
RegisteredN/A
ExpiresN/A
Last UpdatedN/A
🔒 SSL Certificate ?Encrypts the connection between browsers and this website. Valid SSL = HTTPS works.Read more → Invalid / Missing
▼
Subject (CN)forward.101domain.com
IssuerLet's Encrypt
Valid From2020-05-01
Valid Until2020-07-30 (Expired)
SANs (1)forward.101domain.com
📡 HTTP Headers ?Metadata sent by the server: reveals software, caching rules, and security configuration.Read more →
▼
Status200
ServerApache
Content-Typetext/html
Final URLhttps://www.mit.edu/
strict-transport-securitymax-age=600
content-security-policyframe-ancestors 'self' https://web.mit.edu https://www.mit.edu http://web.mit.edu http://www.mit.edu
x-frame-optionsSAMEORIGIN
cache-controlpublic, max-age=3517, s-maxage=3600
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 →
▼
IP Address3.96.23.237
ProviderUnknown
OrganizationN/A
ASNN/A
LocationN/A
🛡️ Security Score D (3/7)
▼
Valid SSL
HSTS
CSP
X-Frame-Options
X-Content-Type
Referrer-Policy
Permissions-Policy
🗺️ Sitemap & Robots
▼
No robots.txt
This site has no robots.txt file, so crawlers may access everything by default.
Sitemap Not found
🔗 Social & Meta Tags
▼

No meta tags detected.

📧 Mail Security ?Email authentication records (SPF & DMARC) that prevent spoofing and phishing from this domain.Read more →
▼
SPFNot set
DMARCNot set
🌍 Other TLDs ?Other top-level domain variants of this domain name and their availability. 17 active 5 for sale 1 available
▼
.com taken
.net taken
.org ●
.info ●
.io current
.co ●
.dev Available
.app taken
.me ●
.biz ●
.eu ●
.xyz ●
.fi ●
.se ●
.de ●
.uk ●
.fr ●
.nl ●
.es ●
.it ●
.us ●
.ca taken
.com.au ●
.co.uk taken
📡 Uptime Monitor
▼

Not checked yet — data will appear after the first monitoring run.