🌐 grammarly.net 200 🔒 SSL Valid
Checked: just now 🔗 Visit site
↪
This domain forwards to grammarly.com (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 →
in 137d
Domain Expires ?When the domain registration expires. If not renewed, the domain becomes available to others.Read more →
in 539d
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 →
2/3
IP Address ?The numerical address of the server hosting this website. Reveals location, provider, and network.Read more →
54.159.17.7
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.
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No technologies detected

📸 Screenshot
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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 →
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A (IPv4)54.159.17.754.210.169.15052.4.12.23
NSns-1254.awsdns-28.orgns-1543.awsdns-00.co.ukns-278.awsdns-34.comns-991.awsdns-59.net
TXT (1)
v=spf1 -all
📋 WHOIS / RDAP ?Public registration data: who registered the domain, when, and when it expires.Read more →
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RegistrarMarkMonitor Inc.
Registered2010-04-08
Expires2028-04-08 (in 539 days)
Last Updated2025-04-15
Statusclient delete 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)grammarly.net
IssuerAmazon
Valid From2026-08-18
Valid Until2027-03-03 (137 days left)
SANs (2)grammarly.netwww.grammarly.net
📡 HTTP Headers ?Metadata sent by the server: reveals software, caching rules, and security configuration.Read more →
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Status200
ServerN/A
Content-Typetext/html; charset=UTF-8
Final URLhttps://www.grammarly.com:443/
strict-transport-securitymax-age=31536000; includeSubDomains
content-security-policyframe-ancestors 'self' *.grammarly.com
x-content-type-optionsnosniff
referrer-policyno-referrer-when-downgrade
cache-controlmax-age=0, no-store, no-cache
x-cacheMiss from cloudfront
via1.1 af714cbe72276e767e61cd6e1fa5ed48.cloudfront.net (CloudFront)
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 Address54.159.17.7
ProviderUnknown
OrganizationN/A
ASNN/A
LocationN/A
🛡️ Security Score B (5/7)
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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 -all
DMARCNot set
🌍 Other TLDs ?Other top-level domain variants of this domain name and their availability. 15 active 7 for sale 1 available
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.com ●
.net current
.org taken
.info ●
.io taken
.co ●
.dev taken
.app ●
.me taken
.biz ●
.eu ●
.xyz ●
.fi Available
.se ●
.de ●
.uk ●
.fr ●
.nl ●
.es taken
.it ●
.us taken
.ca taken
.com.au ●
.co.uk ●
📡 Uptime Monitor
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Current Status 🟢 Online
HTTP Status 200
Response Time 107ms
Last Checked 2026-10-16 18:15:23.00627
Uptime (30d) 100%