Domain name: nih dot gov

HTTP headers

HTTP headers allow the client and the server to pass additional information with the request or the response. A request header consists of its case-insensitive name followed by a colon ':', then by its value (without line breaks). Leading white space before the value is ignored.

Name	Value
HTTP/1.1 301 Moved Permanently
Server	nginx
Date	Fri, 22 Sep 2017 00:20:20 GMT
Content-Type	text/html; charset=iso-8859-1
Content-Length	297
X-Content-Type-Options	nosniff
Location	https://nihgov/
Cache-Control	max-age=1209600
Expires	Fri, 06 Oct 2017 00:20:20 GMT
X-Request-ID	v-d177180e-9f2b-11e7-888e-22000b518db4
X-Varnish	14059834 142589
Age	494069
Via	1.1 varnish-v4
X-Cache	HIT
X-Cache-Hits	225835
Connection	keep-alive

HTTP/1.1 301 Moved Permanently
Server	nginx
Date	Wed, 27 Sep 2017 17:34:50 GMT
Content-Type	text/html; charset=iso-8859-1
Content-Length	301
Connection	keep-alive
Strict-Transport-Security	max-age=31536000
X-Content-Type-Options	nosniff
Location	https://www.nihgov/
Cache-Control	max-age=1209600
Expires	Fri, 06 Oct 2017 00:20:16 GMT
X-Request-ID	v-ced4f5d0-9f2b-11e7-a5bf-22000b518db4
X-Varnish	13499245 504204
Age	494074
Via	1.1 varnish-v4
X-Cache	HIT
X-Cache-Hits	64544

HTTP/1.1 200 OK
Accept-Ranges	bytes
Age	9945
Cache-Control	public, max-age=21600
Content-Language	en
Content-Type	text/html; charset=utf-8
Date	Wed, 27 Sep 2017 17:34:50 GMT
ETag	W/"1506523749-1"
Expires	Sun, 19 Nov 1978 05:00:00 GMT
Last-Modified	Wed, 27 Sep 2017 14:49:09 GMT
Link	gov/>; rel="canonical",gov/>; rel="shortlink"
Server	nginx
Strict-Transport-Security	max-age=31536000
Vary	Cookie,Accept-Encoding
Via	1.1 varnish-v4
X-AH-Environment	prod
X-Cache	HIT
X-Cache-Hits	4989
X-Content-Type-Options	nosniff
X-Drupal-Cache	MISS
X-Frame-Options	SameOrigin
X-Generator	Drupal 7 (http://drupal.org)
X-Request-ID	v-01bd6bec-a393-11e7-bdaf-22000b518db4
X-UA-Compatible	IE=edge,chrome=IE6
X-Varnish	14059858 13421320
X-XSS-Protection	1; mode=block
Content-Length	64799
Connection	keep-alive

HTML <head>

The <head> element is a container for metadata (data about data) and is placed between the <html> tag and the <body> tag.

HTML metadata is data about the HTML document. Metadata is not displayed.

Metadata typically define the document title, character set, styles, links, scripts, and other meta information.

The following tags describe metadata: <title>, <style>, <meta>, <link>, <script>, and <base>.

<title>

Title contains 10 words. 67 bytes.

<meta> description

Meta description contains 89 words. 568 bytes.

<meta> keywords

Meta keywords contains 16 keywords. 145 bytes.

<meta> other (21 records found)

Name	Value
Meta #1
charset	utf-8
Meta #2
name	google-site-verification
content	rjIoO4vW0AYgltSYvxM1L_CzGIkq28kHf9gHIASKx8s
Meta #3
equiv	cleartype
content	on

Meta #4
name	MobileOptimized
content	width
Meta #5
name	msvalidate.01
content	A30D8FD8CE2A8061A23665890CF14BE9
Meta #6
name	google-site-verification
content	lyomW7vae6PDUB2gi1ABrwpXody5512P3bxHXNfpwUE
Meta #7
name	robots
content	follow, index
Meta #8
name	viewport
content	width=device-width, initial-scale=1.0
Meta #9
name	generator
content	Drupal 7 (http://drupal.org)
Meta #10
equiv	content-language
content	EN
Meta #11
property	og:site_name
content	National Institutes of Health (NIH)
Meta #12
property	og:type
content	website
Meta #13
property	og:url
content	https://www.nihgov/
Meta #14
property	og:title
content	National Institutes of Health (NIH)
Meta #15
property	og:description
content	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.
Meta #16
name	twitter:card
content	summary
Meta #17
name	twitter:url
content	https://www.nihgov/
Meta #18
name	twitter:title
content	National Institutes of Health (NIH)
Meta #19
name	twitter:description
content	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.
Meta #20
itemprop	description
content	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.
Meta #21
name	owner
content	NIH

<style>

<head> contains 1 <style> sections. Total size: 130 bytes.

<link> (15 records found)

Name	Value
Link #1
rel	profile
href	http://www.w3.org/1999/xhtml/vocab
Link #2
rel	apple-touch-icon
href	https://www.nihgov/sites/all/themes/nih/apple-touch-icon.png
Link #3
rel	shortcut icon
href	https://www.nihgov/favicon.ico
type	image/vnd.microsoft.icon
Link #4
rel	alternate
type	application/rss+xml
title	National Institutes of Health (NIH) RSS
href	https://www.nihgov/rss.xml
Link #5
rel	canonical
href	https://www.nihgov/

Link #6
rel	shortlink
href	https://www.nihgov/
Link #7
type	text/css
rel	stylesheet
href	https://www.nihgov/sites/default/files/css/css_mtppzd8_PFstl_yJg9eSCqHm2C-vo2-O3ZRK8QVn30M.css
media	all
Link #8
type	text/css
rel	stylesheet
href	https://www.nihgov/sites/default/files/css/css__mIWP9gcStq74isjZVoAAsiih8VXwJoN75Nyw_BXrj0.css
media	screen
Link #9
type	text/css
rel	stylesheet
href	https://www.nihgov/sites/default/files/css/css_Wu8npAzy16WmnnnWKxpexfgsAryolGGaX6yO3GWA5bU.css
media	all
Link #10
type	text/css
rel	stylesheet
href	//fonts.googleapis.com/css?family=Droid+Sans:700,regular\|Droid+Serif:italic,regular&subset=latin
media	all
Link #11
type	text/css
rel	stylesheet
href	//js.api.here.com/v3/3.0/mapsjs-ui.css
media	all
Link #12
type	text/css
rel	stylesheet
href	https://www.nihgov/sites/default/files/css/css_oTdMQ9QWtIt933yCG_bKROjEPaHnpw9Ef0Rw7TKOWrs.css
media	all
Link #13
type	text/css
rel	stylesheet
href	https://www.nihgov/sites/default/files/css/css_AM8ynFSHHYGbznBj37iZRkxeWJYssM885RtujXY-u9Y.css
media	all
Link #14
type	text/css
rel	stylesheet
href	https://www.nihgov/sites/default/files/css/css_FZphvZ-YfIjLql3udbIOy6EZ2MKR7ExYXACmM_bBxDE.css
media	all
Link #15
type	text/css
rel	stylesheet
href	https://www.nihgov/sites/default/files/css/css_KviiBystpJcQq4MplcQZvCFxnu9V763f5bPq_AKh4xM.css
media	all

<script>

Internal

<head> contains 5 internal script sections. Total size: 4432 bytes.

External

Name	Value
Script #1
language	javascript
id	_fed_an_ua_tag
src	/sites/all/libraries/DAP/Universal-Federated-Analytics-Min.1.0.js?agency=HHS&subagency=NIH&pua=UA-22075261-1&sp=find&yt=true&exts=doc,docx,xls,xlsx,xlsm,ppt,pptx,exe,zip,pdf,js,txt,csv,dxf,wmv,jpg,wma,mov,avi,mp3,mp4,csv
Script #2
src	//ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js
Script #3
src	https://www.nihgov/sites/default/files/js/js_cuQFBvOp3WczOaLpgavNCK93tkDjBdrWEBpCWknW2kc.js
Script #4
src	https://www.nihgov/sites/default/files/js/js_hNnF7a_sbk6nZ2-mOamHzalYND7HBHDLRInsaU93HDk.js
Script #5
src	https://www.nihgov/sites/default/files/js/js_g1XvbEs2naSX-46eBzsGDimseeP7d0YWT74S_-yjMYU.js
Script #6
src	https://www.nihgov/sites/default/files/js/js_KPRiT7FdkrzDSEcEhwGPBnVd3ZKk-QKuSKncD4w_BHA.js

<base>

<head> section doesn't contain a base section.