Nsf.gov Website Information
Nsf.gov is more than 25 years old. It is the 📈22,587th most visited website in the world and the 4,880th most visited website in the United States. It has a high PageRank of 6.1, which means that the website has a large amount of backlinks.
The website is powered by Drupal CMS and built with JavaServer Pages, Java, and PHP. Requests are handled by the Apache web server, which is hosted by National Science Foundation, located in the United States and associated with the IP address 128.150.221.106.
Website overview
| SSL certificate owner | National Science Foundation Alexandria, Virginia, United States |
|---|---|
| Hosted by | National Science Foundation |
| Server location | United States |
| First archive date The first date when the Web Archive recorded a copy of the site. | 10 December 1997 (25 years and 10 months ago) |
| Top visitor country | United States |
| Category | Government/Military |
| Safety | Safe 10/10 |
Page information
| Title | |
|---|---|
| Description | NSF's mission is to advance the progress of science, a mission accomplished by funding proposals for research and education made by scientists, engineers, and educators from across the country. |
| Top keywords | NSF, science, national, national science, foundation, news, director, national science foundation, matters, opportunities |
| Word cloud The most used words on the page presented in the form of word cloud, where the most important words are bigger than the others. | |
| Language The language that is specified in the document. | English |
| Size The size of the uncompressed web page. | 78.5 KB (80,339 bytes) |
| Text to code ratio The Text to code ratio refers to the amount of plain text on a web page compared to the amount of HTML code on that page. You can preview the plain text in Keyword Density Analyzer. | 38.21% |
Technologies
| CMS A CMS, short for Content Management System, is a software that enables users to create, edit, and publish website content. More information: Content management system | Drupal 10 |
|---|---|
| Backend frameworks Backend frameworks are software libraries of tools and modules that help developers to build the server side of a web application. | JavaServer Pages |
| Analytics and tracking | |
| Compression | |
| Load balancers A load balancer is a software program or device that distributes network traffic across a number of "backend" servers, providing improved scaling and network resilience. More information: Load balancing | F5 BIG-IP |
| Package managers | |
| Programming languages | Java PHP |
| Semantic markup Semantic markup is code that describes elements on a webpage or provides additional information that helps search engines to better understand context. More information: Semantic HTML, Semantic Web | ARIA Twitter Cards |
| Social media | Facebook (1) Instagram (1) LinkedIn (1) Twitter (1) |
| Social sharing | AddToAny |
| Standard pages | 👔 Careers 💬 Contact 📅 Events 📄 Privacy policy |
| Standards and protocols | CSP HTML 5 JSON |
| Tag managers Tag Manager is a software that allows to embed and manage tags (analytics, conversion tracking and marketing codes) from a single interface. |  Google Tag Manager |
| Video platforms | YouTube (1) |
| Web servers | Apache |
Rankings
nsf.gov
Open PageRank
Open PageRank is a free Google PageRank replacement based on the Open Source data consisting of about 3 billion web pages.
It's a good measurement of a website's backlink strength.
Data source: DomCop.
Data updated: 17 March 2023.
It's a good measurement of a website's backlink strength.
Data source: DomCop.
Data updated: 17 March 2023.
6.14 
(+0.41 since 25 September 2022)
(+0.41 since 25 September 2022)Majestic rank
Majestic rank is a website position in a Majestic Million, a list of domains, ordered by the number of referring subnets. Lower is better.
Data source: Majestic.
Data updated: 1 October 2023.
Data source: Majestic.
Data updated: 1 October 2023.
Rank among .gov
Rank among TLD is a website position in a list of domains in the same top-level domain zone, ordered by the number of referring subnets.
Data source: Majestic.
Data updated: 1 October 2023.
Data source: Majestic.
Data updated: 1 October 2023.
60 
(-1 since 1 September 2023)
(-1 since 1 September 2023)Umbrella rank
Umbrella rank is a domain position in Cisco Umbrella 1 Million, a list of the top 1 million most popular domains, based on the number of unique client IPs visiting this domain, relative to the sum of all requests to all domains. The ranking reflects the popularity of internet activity over any port or protocol from any application and not just web activity over port 80 from browsers.
Data source: Cisco Umbrella.
Data updated: 1 October 2023.
Data source: Cisco Umbrella.
Data updated: 1 October 2023.
139,271 
(+11,850 since 1 September 2023)
(+11,850 since 1 September 2023)Yandex SQI
Yandex Site Quality Index is a metric calculated by the search engine Yandex. It is based on the size of the site's audience, the degree of user satisfaction with the site, the estimated level of trust, and other criteria. Higher is better.
Data source:
Yandex.
Data updated: 1 June 2023.
Data source:
Data updated: 1 June 2023.
180
Alexa rank
Alexa traffic rank is based on three months of aggregated historical traffic data from millions of users and is a combined measure of page views and users (reach).
Data source: Alexa.
Data updated: 6 February 2023.
- Subdomains are not measured.
- The rank value is a position in the rating, so the lower value the better.
Data source: Alexa.
Data updated: 6 February 2023.
22,587 (-1,351 since 30 December 2022)
(-1,351 since 30 December 2022)Quantcast rank
Quantcast Rank estimates the traffic volume of a particular website or domain, based on the number of visitors from the United States.
Discontinued in 2020.
Data source: Quantcast.
Data updated: 1 April 2020.
Discontinued in 2020.
Data source: Quantcast.
Data updated: 1 April 2020.
8,584 (no change since 1 March 2020)
Historical PageRank
The historical value of Google PageRank, a patented method for measuring page importance on a scale from 0 - 10, where 10 is the highest. Used internally by Google, was displayed in Google Toolbar until March 2016.
9 (cached on 13 February 2010)
(cached on 13 February 2010)www.nsf.gov
Open PageRank
Open PageRank is a free Google PageRank replacement based on the Open Source data consisting of about 3 billion web pages.
It's a good measurement of a website's backlink strength.
Data source: DomCop.
Data updated: 17 March 2023.
It's a good measurement of a website's backlink strength.
Data source: DomCop.
Data updated: 17 March 2023.
3.67 (+0.90 since 25 September 2022)
(+0.90 since 25 September 2022)Umbrella rank
Umbrella rank is a domain position in Cisco Umbrella 1 Million, a list of the top 1 million most popular domains, based on the number of unique client IPs visiting this domain, relative to the sum of all requests to all domains. The ranking reflects the popularity of internet activity over any port or protocol from any application and not just web activity over port 80 from browsers.
Data source: Cisco Umbrella.
Data updated: 1 October 2023.
Data source: Cisco Umbrella.
Data updated: 1 October 2023.
195,615 (+6,244 since 1 September 2023)
(+6,244 since 1 September 2023)Historical PageRank
The historical value of Google PageRank, a patented method for measuring page importance on a scale from 0 - 10, where 10 is the highest. Used internally by Google, was displayed in Google Toolbar until March 2016.
9 (cached on 31 October 2013)
(cached on 31 October 2013)Linking information
nsf.gov
Referring C subnets
The number of unique C-subnets with at least one website hosted that contains a link to the domain. Google will give significantly more link power if your inbound links are on different C-class IP addresses.
Data source: Majestic.
Data updated: 1 October 2023.
Data source: Majestic.
Data updated: 1 October 2023.
18,866 
(-322 since 1 September 2023)
(-322 since 1 September 2023)Referring IPs
The number of unique IP addresses with at least one website hosted that contains a link to the domain.
Data source: Majestic.
Data updated: 1 October 2023.
Data source: Majestic.
Data updated: 1 October 2023.
31,990 (-792 since 1 September 2023)
(-792 since 1 September 2023)Estimated traffic
Website traffic estimates, calculated using our own algorithms. May be very inaccurate.
| Daily visitors | 64.3K |
|---|---|
| Monthly visitors | 1.9M |
| Daily pageviews | 230.6K |
| Monthly pageviews | 7.1M |
Safety
Safe 10/10
WOT Trustworthiness
WOT (MyWOT, Web of Trust) is an online reputation and Internet safety service which shows indicators of trust about existing websites.
Data updated: 28 June 2020.
Data updated: 28 June 2020.
Excellent (94)
WOT Child safety
WOT (MyWOT, Web of Trust) is an online reputation and Internet safety service which shows indicators of trust about existing websites.
Data updated: 28 June 2020.
Data updated: 28 June 2020.
Excellent (94)
Google Safe Browsing
Google Safe Browsing is a blacklist service provided by Google that provides lists of URLs for web resources that contain malware or phishing content and allows one to check given URLs.
McAfee WebAdvisor
McAfee WebAdvisor (formerly - McAfee SiteAdvisor) is a service that reports on the safety of websites.
CleanBrowsing Family Filter
CleanBrowsing Family Filter. Blocks access to all adult, pornographic, explicit, malicious, and phishing sites. It also blocks proxy and VPN domains that are used to bypass the filters. Mixed content sites (like Reddit) are also blocked.
Safe
Neustar Family Secure
Neustar Family Secure. Protects against malicious domains and Gambling, Pornography, Violence, Hate/Discrimination websites.
Safe
OpenDNS FamilyShield
OpenDNS FamilyShield is a special service, meant for home users who want to block inappropriate websites. Blocks domains that are categorized as: Tasteless, Proxy/Anonymizer, Sexuality, and Pornography.
Safe
AdGuard Family
AdGuard Family blocks access to ads, counters, malicious websites, and adult content.
Safe
SafeDNS
SafeDNS blocks porn, abusive, violent, and any inappropriate content from the 61 pre-made categories.
Safe
Yandex.DNS Family
Yandex.DNS Family protects from dangerous sites and adult content.
Safe
On-page data
Headings
| <h1> | <h2> | <h3> | <h4> | <h5> | <h6> |
|---|---|---|---|---|---|
| 1 6.7% | 7 46.7% | 7 46.7% | 0 0% | 0 0% | 0 0% |
- Innovation Anywhere, Opportunity Everywhere
- Get the latest news on topics you choose, right in your inbox.
- What's new
- Down goes antimatter! Gravity's effect on matter's elusive twin is revealed
- This week with NSF Director Panchanathan
- NSF appoints new special assistant to the director for s*xual assault and harassment prevention and response implementation
- Tiny bubbles could reveal immune cell secrets and improve treatments
- Our priorities
- NSF by the numbers
- Footer
- About Us
- What's New
- Information For
- Resources
- Required Policy Links
Links
| Total | 133 |
|---|---|
| Internal Links pointing to resources on the same domain. We categorize links to subdomains of the same domain as internal (as Google does). | 115 86.5% |
| External Links pointing to resources on the external domains. Links to subdomains of the same domain are treated as internal ones. | 17 12.8% |
| Other Non-http/https links and links without href attribute | 1 0.8% |
| Nofollow Links with rel="nofollow" | 0 0% |
| Duplicated Links pointing to the same resources (links with the same href attribute) | 28 21.1% |
| With image Links containing images (<img> inside <a>) | 14 10.5% |
| With TITLE Links with the title attribute | 8 6% |
| PageRank/Links ratio PageRank divided by outbound links count. A higher value means a higher PageRank spreading with every link. | 0.0462 |
Linked domains
The list of external domains referenced from the current page in order of the number of occurrences.
Images
| Total | 34 |
|---|---|
| Internal Images loaded from resources on the same domain. Images from subdomains of the same domain are treated as internal ones. | 34 100% |
| External Images loaded from resources on the external domains. Images from subdomains of the same domain are treated as internal ones. | 0 0% |
| Other Images with empty or non-http/https src attribute | 0 0% |
| Without ALT | 3 8.8% |
| Without SRC Images without the src attribute | 0 0% |
| With TITLE Images with the title attribute | 0 0% |
| Duplicated Images loaded from the same resources (images with the same src attribute) | 7 20.6% |
File types
All the file types that are referenced from a.href, img.src, link.href, and script.src attributes.
| .png | 12 |
|---|---|
| .jsp | 11 |
| .svg | 10 |
| .jpg | 8 |
| .js | 5 |
| .css | 2 |
URI schemes
Uniform Resource Identifier (URI) schemes that are found in href and src attributes.
URI scheme is the first part of the URL (e.g. https), specifying a concrete syntax and protocol associated with it.
The list of the most known URI schemes.
* We also display // found in the protocol-relative URLs.
| https | 94 |
|---|---|
| (none) | 87 |
| tel | 1 |
Meta tags
| charset | utf-8 |
|---|---|
| description | [...] |
| generator | Drupal 10 (https://www.drupal.org) |
| handheldfriendly | true |
| keywords | National Science Foundation, NSF, Science, Engineering, Education, National Science Foundation jobs, NSF jobs, NSF careers, Military Veteran jobs, Minorities in science, Programs for Veterans, Programs for people with disabilities, Programs for graduates |
| mobileoptimized | width |
| og:image | |
| og:site_name | NSF - National Science Foundation |
| og:title | NSF - National Science Foundation |
| og:url | https://www.nsf.gov/ |
| twitter:card | summary_large_image |
| twitter:image | [same as og:image] |
| twitter:site | @NSF |
| twitter:title | NSF - National Science Foundation |
| twitter:url | https://www.nsf.gov/ |
| viewport | width=device-width, initial-scale=1.0 |
Top ranking keywords
Top ranking keywords on Google for this domain.
Competitors
Competitors in organic search. Domains competing with the current domain in the search results for the same keywords.
Whois lookup for nsf.gov
| Domain Name | nsf.gov |
|---|---|
| Status | ACTIVE |
| Security Contact Email |  |
Raw domain whois
% DOTGOV WHOIS Server ready
Domain Name: NSF.GOV
Status: ACTIVE
Security Contact Email:
>>> Last update of whois database: 2023-11-04T19:18:53Z <<<
Please be advised that this whois server only contains information pertaining
to the .GOV domain. For information for other domains please use the whois
server at RS.INTERNIC.NET.
Domain Name: NSF.GOV
Status: ACTIVE
Security Contact Email:
>>> Last update of whois database: 2023-11-04T19:18:53Z <<<
Please be advised that this whois server only contains information pertaining
to the .GOV domain. For information for other domains please use the whois
server at RS.INTERNIC.NET.
IP addresses
| Hostname | IP address | Reverse DNS Hostname | Location |
|---|---|---|---|
| www.nsf.gov | 128.150.221.106 | www.nsf.gov | United States |
IP whois lookup
| IP address | 128.150.221.106 |
|---|---|
| Network range | 128.150.0.0 - 128.150.255.255 |
| Network prefix The network prefix in CIDR notation. | 128.150.0.0/16 |
| Network name | NSF-LAN |
| Organization | National Science Foundation |
| Address | 2415 Eisenhower Avenue, Alexandria, Virginia, 22314, United States |
| Registered | 17 September 1986 (37 years and 1 month ago) |
| Updated | 14 December 2021 (1 year and 10 months ago) |
| Technical contact Abuse contact NOC contact NOC stands for Network Operations Center and it is one or more locations from which technicians perform network monitoring or network management tasks. | Beverstock, David, +1-571-296-5657,  |
| NOC contact NOC stands for Network Operations Center and it is one or more locations from which technicians perform network monitoring or network management tasks. Abuse contact | NSF Admin, +1-703-292-5050,  |
Subdomains (92)
cise.nsf.gov
ncsesdata.nsf.gov
ehr.nsf.gov
geo.nsf.gov
fastlane.nsf.gov
olpaimages.nsf.gov
documents.library.nsf.gov
dellweb.bfa.nsf.gov
atm.geo.nsf.gov
eng.nsf.gov
stis.nsf.gov
srsstats.sbe.nsf.gov
dli2.nsf.gov
par.nsf.gov
pool35-225.pool.nsf.gov
fldev.nsf.gov
red.www.nsf.gov
webcaspar.nsf.gov
engweb2.eng.nsf.gov
acpt.nsf.gov
- ...
Server response data
| Request URL | http://nsf.gov (HTTP/1.1, port 80) | ||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Response code | 301 (Moved Permanently) | ||||||||||||||||||||||||||||||||||||||||
| |||||||||||||||||||||||||||||||||||||||||
| ⤹ | |||||||||||||||||||||||||||||||||||||||||
| Request URL (2) | https://nsf.gov/ (HTTP/1.0, port 443, TLSv1.2) | ||||||||||||||||||||||||||||||||||||||||
| SSL certificate | issued by DigiCert Inc. on 22 August 2023 (2 months and 13 days ago) for National Science Foundation, Alexandria, Virginia, United States | ||||||||||||||||||||||||||||||||||||||||
| Response code | 301 (Moved Permanently) | ||||||||||||||||||||||||||||||||||||||||
| |||||||||||||||||||||||||||||||||||||||||
| ⤹ | |||||||||||||||||||||||||||||||||||||||||
| Request URL (3) | https://www.nsf.gov/ (HTTP/1.0, port 443, TLSv1.2) | ||||||||||||||||||||||||||||||||||||||||
| SSL certificate | issued by DigiCert Inc. on 22 August 2023 (2 months and 13 days ago) for National Science Foundation, Alexandria, Virginia, United States | ||||||||||||||||||||||||||||||||||||||||
| Response code | 200 (OK) | ||||||||||||||||||||||||||||||||||||||||
| |||||||||||||||||||||||||||||||||||||||||
Additional resources
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- History of this page from Wayback Machine
- Copyscape Plagiarism Checker
- W3C's Unified Validator
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- Facebook Sharing Debugger
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Disclaimer
Wmtips.com is not affiliated, associated, authorized, endorsed by, or in any way officially connected with nsf.gov. The data is collected from publicly available information and third-party services. All trademarks, product names and logos are the property of their respective owners.
Social
nsf.gov
Data updated: 22 August 2023.
Data updated: 4 November 2023.
Data updated: 4 November 2023.