🌐 about.us 200 🔒 SSL Valid
Checked: (cached 2026-10-27 19:11:52) ↻ Refresh 🔗 Visit site
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Also reached via: nic.us
✨ AI Description
This website helps you search for and register .US domain names to launch a brand, business, or idea online. It also provides eBooks, resources, and free tools designed to support building and growing your online presence.
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 94d
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 →
54.85.227.149
Performance ?Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability.
48 mob
Uptime
100%
⚡ Performance ?Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability. 48
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Mobile
48
Score
97
Accessibility
96
Best Practices
83
SEO
LCP 17.74s
CLS 0.118
FCP 8.06s
TTFB 0.00s
TBT 211ms
SI 10.36s
Desktop
37
Score
97
Accessibility
96
Best Practices
83
SEO
LCP 5.24s
CLS 0.030
FCP 0.81s
TTFB 0.00s
TBT 1,345ms
SI 4.52s
Checked: 2026-10-27 19:18:42.36446 · View on PageSpeed
🛠️ Tech Stack ?Technologies detected on this website: CMS, frameworks, libraries, CDN, and analytics tools. 5
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📊 Analytics
Google Analytics Google Tag Manager
⚙️ Framework
Next.js
⚡ JS Framework
React
🖥️ Web Server
Nginx 1.30.6
📸 Screenshot Processing...
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🌐 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)54.85.227.14934.204.39.241
NSpdns5.ultradns.infopdns6.ultradns.co.ukudns1.ultradns.netudns2.ultradns.netpdns1.ultradns.netpdns2.ultradns.netpdns3.ultradns.orgpdns4.ultradns.org
MX10 about-us.mail.protection.outlook.com
TXT (5)
Services configured via TXT:
Amazon SES
+3 other TXT record(s)
Show all TXT records
amazonses:5QxLIWcoVQFlFRNLz/iEkYZM4vTetoX2sA800xoOxe8=
FakNEKZRRTqjsp3Q59LrQjobwpS5buYdYmSS4G3KJYlCQHSACa0MWLXKNPy1FaV2vQp0+X1iRTbys4uFvXImaQ==
v=spf1 include:spf.protection.outlook.com include:spf-0018ba01.pphosted.com include:_spf.createsend.com include:_spf.salesforce.com ip4:156.154.17.216 ip4:156.154.25.104 ip4:156.154.17.104 ip4:156.154.134.1 ip4:156.154.16.225 ip4:156.154.24.226 ~all
v3i6oijvjns0id6o33tmfjnp3v
include spfa.protection.outlook.com
📋 WHOIS / RDAP ?Public registration data: who registered the domain, when, and when it expires.Read more →
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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 → Valid
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Subject (CN)*.about.us
IssuerAmazon
Valid From2026-01-02
Valid Until2027-01-30 (94 days left)
SANs (2)*.about.usabout.us
📡 HTTP Headers ?Metadata sent by the server: reveals software, caching rules, and security configuration.Read more →
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Status200
Servernginx/1.30.6
Content-Typetext/html; charset=utf-8
Final URLhttps://www.about.us/
x-powered-byNext.js
strict-transport-securitymax-age=31536000; includeSubdomains; preload
content-security-policydefault-src *; style-src * 'unsafe-inline'; script-src * 'unsafe-inline' 'unsafe-eval'; img-src * blob: data: 'unsafe-inline';connect-src * 'unsafe-inline'; frame-src *
x-frame-optionsSAMEORIGIN
x-content-type-optionsnosniff
referrer-policystrict-origin-when-cross-origin
permissions-policygeolocation=(),midi=(),sync-xhr=(),microphone=(),camera=(),magnetometer=(),gyroscope=(),fullscreen=(self),payment=()
cache-controls-maxage=31536000
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 Address54.85.227.149
ProviderUnknown
OrganizationN/A
ASNN/A
LocationN/A
🛡️ Security Score A (7/7)
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Valid SSL
HSTS
CSP
X-Frame-Options
X-Content-Type
Referrer-Policy
Permissions-Policy
🗺️ Sitemap & Robots
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Open to search engines
This site's robots.txt lets crawlers access its main content. Search engines can index it normally.
🤖
AI crawlers restricted — GPTBot, ChatGPT-User, Google-Extended, PerplexityBot, ClaudeBot
No paths are disallowed — everything is crawlable.
Sitemap Found 3 sitemaps (index) pages
🔗 Social & Meta Tags Partial
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TitleRegister Your .US Web Address Today | .US Domains
DescriptionSearch and register your .US domain to launch your brand, business or idea today. Plus find eBooks, resources and free tools to build your online presence.
Languageen
📧 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 include:spf.protection.outlook.com include:spf-0018ba01.pphosted.com include:_spf.createsend.com include:_spf.salesforce.com ip4:156.154.17.216 ip4:156.154.25.104 ip4:156.154.17.104 ip4:156.154.134.1 ip4:156.154.16.225 ip4:156.154.24.226 ~all
DMARC✓ Present
v=DMARC1; p=reject; sp=reject; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; pct=100; rf=afrf; fo=1;
MX Records
10 → about-us.mail.protection.outlook.com
🌍 Other TLDs ?Other top-level domain variants of this domain name and their availability. 17 active 3 for sale 3 available
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.com ●
.net ●
.org ●
.info Available
.io ●
.co ●
.dev Available
.app ●
.me ●
.biz ●
.eu taken
.xyz Available
.fi taken
.se ●
.de ●
.uk ●
.fr ●
.nl ●
.es ●
.it ●
.us current
.ca taken
.com.au ●
.co.uk ●
📡 Uptime Monitor
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Current Status 🟢 Online
HTTP Status 200
Response Time 65ms
Last Checked 2026-10-27 21:31:06.936824
Uptime (30d) 100%