Nih.gov National Institutes of Health (NIH) | Turning Discovery Into Health

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. Depart...

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Online Status
Offline

Server IP address resolved: No
Http response code: None
Last Checked: 12/25/2023

Over the time nih.gov has been ranked as high as 39 in the world, while most of its traffic comes from China, where it reached as high as 59 position.

Nih.gov receives about 2,142,454 unique visitors and 6,962,976 pageviews per day. The estimated value of nih.gov is 91,493,820 USD. Each unique visitor makes about 3.25 pageviews on average.

Nih.gov is registered under .GOV top-level domain. Check other websites in .GOV zone.

At the time of the last check (February 06, 2023) nih.gov has an expired SSL certificate issued by GoDaddy.com, Inc. (expired on February 15, 2023). Check other websites using SSL certificates issued by GoDaddy.com, Inc..

According to Google Safe Browsing, Google Safe Search, Symantec and Web of Trust nih.gov is quite a safe domain.

Mobile-Friendly test indicates that nih.gov is well optimized for mobile and tablet devices.


Global Rank
99
Average Load Time
1.60sec
Links In Count
292,118
Website Value
$91.5 M

Audience Geography. Where are nih.gov visitors located?

Country Percent of Pageviews
China China CN40.1%
United States United States US18.4%
India India IN5.1%
United Kingdom United Kingdom GB2.2%
Australia Australia AU1.8%
Spain Spain ES1.7%
Korea Korea KR1.7%
Canada Canada CA1.7%
Germany Germany DE1.6%
Other25.9%
Country Percent of Visitors
China China CN34.2%
United States United States US21.4%
India India IN6.7%
United Kingdom United Kingdom GB2.9%
Australia Australia AU2.3%
Canada Canada CA1.8%
Germany Germany DE1.5%
Korea Korea KR1.1%
Spain Spain ES1%
Other27.3%

Where do visitors go on nih.gov?

Subdomain Pageviews
nlm.nih.gov		94.3%
nih.gov		0.51%
nhlbi.nih.gov		0.47%
era.nih.gov		0.46%
niddk.nih.gov		0.4%
nia.nih.gov		0.31%
nida.nih.gov		0.3%
nimh.nih.gov		0.3%
od.nih.gov		0.26%
other		2.7%
Subdomain Pageviews per User
irtsectraining.nih.gov		90
era.nih.gov		6.3
nlm.nih.gov		3.07
nibib.nih.gov		2.6
reporter.nih.gov		2.3
grants.nih.gov		2.1
auth.nih.gov		1.9
od.nih.gov		1.8
imagej.nih.gov		1.7
nimh.nih.gov		1.6
other		1.28
Subdomain Reach
nlm.nih.gov		93.31%
nhlbi.nih.gov		1.08%
nih.gov		1%
niddk.nih.gov		0.94%
nia.nih.gov		0.62%
nimh.nih.gov		0.58%
nida.nih.gov		0.57%
od.nih.gov		0.44%
auth.nih.gov		0.37%
ninds.nih.gov		0.29%
other		2.72%

How popular is nih.gov?

Days Reach Rank Reach Rank Delta Reach per Million Reach per Million Delta
9099-49363018%
3091-53690-1%
79363710-3.52%
19563800-7.327%
Days Pageviews Rank Pageviews Rank Delta Pageviews per Million Pageviews per Million Delta Pageviews per User Pageviews per User Delta
90134-117329933%3.2513%
301338341-10.64%3.03-9.821%
715028320-13.96%2.77-10.93%
116225315-12.36%2.7-5.536%
Period Global Rank Global Rank Delta
past 3 months99-60
past month94-4
past week958
yesterday1008

Alexa Rank shows how popular nih.gov is in comparison with other sites. The most popular site has Alexa Rank equals 1. If nih.gov has Alexa Rank equals 100,000, then it is in TOP 100,000 popular sites in the world. The rank is calculated using a combination of average daily visitors to nih.gov and pageviews on nih.gov over the past 3 months.

Overview
Last Updated: 04/19/2024
Overall result - "nih.gov" is SAFE.
We gather website safety and reputation data and compare it with available third-party sources so we calculate own safety and trustworthiness rate based on information that we get.
Norton Connect Safe
Last Updated: 03/08/2024
nih.gov is safe.

Norton ConnectSafe evaluates nih.gov for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search
Last Updated: 10/10/2016
nih.gov is safe.

SafeSearch is used as a parental control tool to filter out any inappropriate for your children search results on your devices: phones, tablets or personal computers.

Google Safe Browsing
Last Updated: 03/04/2022
Malware not found at "nih.gov".
"nih.gov" is not a phishing page.
"nih.gov" does not install unwanted software.
"nih.gov" does not contain harmfull applications.
Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.
Site Advisor
Last Updated: 02/22/2021
nih.gov is safe.

McAfee assesses nih.gov for a meaningful set of security threats. Featured dangers from annoying pop-ups to hidden Trojans, that can steal your identity, will be revealed. McAfee does not analyze nih.gov for mature or inappropriate content, only security checks are evaluated.

Web of Trust
Last Updated: 01/09/2019
nih.gov child safety isvery good.

The WOT calculates reputation of the nih.gov. This reputation system receives ratings from users and information from third-party sources, assesses the nih.gov for safety features and confirms, whether nih.gov is suitable for children.

SSL Information
SSL Checker Tool
Domain www.nih.gov
Issuer OrganizationGoDaddy.com, Inc.
Issuer Go Daddy Secure Certificate Authority - G2
Algorithm RSA-SHA256
Valid form 02/15/2022
Expiration 02/15/2023
SignedCertificate is not self signed
Additional Domains nih.gov
testdomain2.nih.gov
nih.com
clinicalresearchtrials.nih.gov
stagetestdomain3.nih.gov
www.nih.gov
stagetestdomain2.nih.gov
testdomain.nih.gov
devtestdomain.nih.gov
stagetestdomain.nih.gov
devtestdomain3.nih.gov
nihplainlanguage.nih.gov
www.nih.com
nihrecord.nih.gov
health.nih.gov
devtestdomain2.nih.gov
salud.nih.gov
devtestdomain4.nih.gov
newsinhealth.nih.gov
www.health.nih.gov
stagetestdomain4.nih.gov
Server Location
Geolocation Tool
Bethesda
Maryland
United States
ASN Information
ASN Lookup Tool

ASN ID: 3527
ASN Title: NIH-NET - National Institutes of Health, US

Last Update: 12/14/2023

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

ASNumber: 3527
ASName: NIH-NET
ASHandle: AS3527
RegDate: 1994-04-06
Updated: 2003-01-02
Ref: https://rdap.arin.net/registry/autnum/3527

OrgName: National Institutes of Health
OrgId: NIH
Address: 6555 Rock Spring Drive
City: Bethesda
StateProv: MD
PostalCode: 20817
Country: US
RegDate:
Updated: 2016-08-02
Ref: https://rdap.arin.net/registry/entity/NIH

OrgNOCHandle: NOC228-ARIN
OrgNOCName: Network Operations Center
OrgNOCPhone: +1-301-402-3141
OrgNOCEmail: NIH-DOMAIN-ADMIN@list.nih.gov
OrgNOCRef: https://rdap.arin.net/registry/entity/NOC228-ARIN

OrgTechHandle: WCB8-ARIN
OrgTechName: Berry, Wilbert Caldwell
OrgTechPhone: +1-301-529-9312
OrgTechEmail: babylon5@mail.nih.gov
OrgTechRef: https://rdap.arin.net/registry/entity/WCB8-ARIN

OrgTechHandle: NDAND-ARIN
OrgTechName: NIH DNS Administrators, NIH DNS
OrgTechPhone: +1-301-435-1970
OrgTechEmail: hostmaster@list.nih.gov
OrgTechRef: https://rdap.arin.net/registry/entity/NDAND-ARIN

OrgAbuseHandle: NIHIR-ARIN
OrgAbuseName: NIH IRT
OrgAbusePhone: +1-301-881-9726
OrgAbuseEmail: irt@nih.gov
OrgAbuseRef: https://rdap.arin.net/registry/entity/NIHIR-ARIN

OrgTechHandle: WML-ARIN
OrgTechName: Lamar, Walter Morgan
OrgTechPhone: +1-301-435-1965
OrgTechEmail: wl49b@nih.gov
OrgTechRef: https://rdap.arin.net/registry/entity/WML-ARIN

OrgTechHandle: GDB8-ARIN
OrgTechName: Botts, Glenn David
OrgTechPhone: +1-240-743-1522
OrgTechEmail: bottsg@mail.nih.gov
OrgTechRef: https://rdap.arin.net/registry/entity/GDB8-ARIN

OrgTechHandle: SLE191-ARIN
OrgTechName: Emma, Saundra L
OrgTechPhone: +1-301-402-4764
OrgTechEmail: emmas@mail.nih.gov
OrgTechRef: https://rdap.arin.net/registry/entity/SLE191-ARIN

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

WHOIS
WHOIS Lookup Tool

% DOTGOV WHOIS Server ready
Domain Name: NIH.GOV
Status: ACTIVE
Security Contact Email: ResponsibleDisclosure@hhs.gov

>>> Last update of whois database: 2022-07-01T14:13:01Z

DNS Records
DNS Lookup Tool
HostA RecordTTL
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nihblox5.nih.gov
TTL: 7200
Email address: hostmaster.nih.gov
Serial: 386697
Refresh: 10800
Retry: 1080
Expire: 2592000
Minimum: 900

HTML Validation Tool
Errors
Warnings
Desktop Page Insights Tool

Last tested: 10/07/2018

Desktop
Desktop Speed
85%
Desktop Resource Breakdown
Total Resources60
Number of Hosts14
Static Resources47
JavaScript Resources20
CSS Resources11
Mobile Page Insights Tool

Last tested: 10/07/2018

Mobile
Mobile Usability
99%
Mobile Speed
67%
Mobile Resource Breakdown
Total Resources59
Number of Hosts14
Static Resources45
JavaScript Resources19
CSS Resources10
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