4.67 Rating by WebsiteTestingTool.com

It has a alexa rank of #228 in the world. It is a domain having .gov extension. This site has a Google PageRank of 8/10. It is estimated worth of $ 48,891,600.00 and have a daily income of around $ 45,270.00. As no active threats were reported recently, nih.gov is SAFE to browse.

Visit Website

Traffic Report

Daily Unique Visitors: 5,658,743
Daily Pageviews: 45,269,944

Estimated Valuation

Income Per Day: $ 45,270.00
Estimated Worth: $ 48,891,600.00

Search Engine Indexes

Google Indexed Pages: 39,000,000
Yahoo Indexed Pages: Not Applicable
Bing Indexed Pages: Not Applicable

Search Engine Backlinks

Google Backlinks: 5,770
Bing Backlinks: Not Applicable
Alexa BackLinks: Not Applicable

Safety Information

Google Safe Browsing: No Risk Issues
Siteadvisor Rating: No Risk Issues
WOT Trustworthiness: Excellent
WOT Privacy: Excellent
WOT Child Safety: Excellent

Website Ranks & Scores

Google Pagerank:
Alexa Rank: 228
PageSpeed Score: 53 ON 100
Domain Authority: ON 100
DMOZ Listing: No

Web Server Information

Hosted IP Address:

Hosted Country:

United States US

Location Latitude:


Location Longitude:


Social Engagement

Facebook Shares: 4,626
Facebook Likes: 2,766
Facebook Comments: 1,495
Twitter Count (Tweets): 223,512
Linkedin Shares: 53
Delicious Shares: Not Applicable
Google+: 43,805

Page Resources Breakdown

Homepage Links Analysis

National Institutes of Health (NIH)
Official website of the National Institutes of Health (NIH). NIH is one of the world's foremost medical research centers. An agency of the U.S. Department of Health and Human Services, the NIH is the Federal focal point for health and medical research. The NIH website offers health information for the public, scientists, researchers, medical professionals, patients, educators, and students. The Site has extensive information on funding and training opportunities, clinical trials, health news and links to the many Institutes and Centers that make-up the NIH.

Website Inpage Analysis

H1 Headings: Not Applicable H2 Headings: 6
H3 Headings: 29 H4 Headings: Not Applicable
H5 Headings: Not Applicable H6 Headings: Not Applicable
Total IFRAMEs: Not Applicable Total Images: 24
Google Adsense: Not Applicable Google Analytics: UA-22075261-1

Backlink History Chart

Referring Domains Discovery Chart

HTTP Header Analysis

Http-Version: 1.1
Status-Code: 200
Status: 200 OK
Server: Oracle-iPlanet-Web-Server/7.0
Date: Fri, 04 Sep 2015 02:05:15 GMT
Content-type: text/html
Transfer-encoding: chunked

Domain Nameserver Information

Host IP Address Country
ns.nih.gov United States United States
ns3.nih.gov United States United States
ns2.nih.gov United States United States

DNS Record Analysis

Host Type TTL Extra
nih.gov A 3598 IP:
nih.gov NS 3598 Target: ns3.nih.gov
nih.gov NS 3598 Target: ns.nih.gov
nih.gov NS 3598 Target: ns2.nih.gov
nih.gov SOA 3600 MNAME: ens.nih.gov
RNAME: hostmaster.nih.gov
Serial: 5449
Refresh: 3600
Retry: 600
Expire: 2419200
nih.gov MX 3600 Priority: 10
Target: nihcesxway3.hub.nih.gov
nih.gov MX 3600 Priority: 10
Target: nihcesxway4.hub.nih.gov
nih.gov MX 3600 Priority: 10
Target: nihcesxway5.hub.nih.gov
nih.gov MX 3600 Priority: 10
Target: nihcesxway6.hub.nih.gov
nih.gov MX 3600 Priority: 10
Target: nihcesxway.hub.nih.gov
nih.gov MX 3600 Priority: 10
Target: nihcesxway2.hub.nih.gov
nih.gov TXT 3600 TXT: v=spf1 ip4:
ip4: ip4:
ip6:2607:f220:0404:8104::0/64 ~all
nih.gov TXT 3600 TXT:
nih.gov AAAA 3596 IPV6: 2607:f220:404:1001::89bb:192b

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Alexa Traffic Rank

Alexa Search Engine Traffic

Full WHOIS Lookup

% DOTGOV WHOIS Server ready
Domain Name: NIH.GOV

>>> Last update of whois database: