sleep.hms.harvard.edu

Registered

Website screenshot

Page analyze update date: 2026/03/29 09:05:01

Last whois update date: 2026/07/19 08:11:13

Domain Status

Registered

Paid till

31.07.2027

Available from

30.08.2027

SEO Score

56.85%

Score achieved

146

Maximum score

Main Information

ℹ️

Title: Sleep Medicine

Description: empty

Keywords: empty

Page Encoding: utf-8

Page Filesize: 163 KB

Server Information

🖥️

IP: 45.60.77.9

Location: United States,US,,,37.751,-97.822,America/Chicago

Http Server: nginx

Encoding: utf-8

Meta Tags List

🏷️

charset: utf-8
property: og:url content: https://sleep.hms.harvard.edu/division-sleep-medicine
property: og:title content: Division of Sleep Medicine
name: twitter:card content: summary_large_image
name: twitter:site content: @harvardmed
name: twitter:title content: Division of Sleep Medicine
name: twitter:creator content: @harvardmed
name: google-site-verification content: ICWZfYIppMfuBoTQHoivJf3P61UsTOhs_lFUJRkFmzU
name: Generator content: Drupal 11 (https://www.drupal.org)
name: MobileOptimized content: width
name: HandheldFriendly content: true
name: viewport content: width=device-width, initial-scale=1.0
equiv: ImageToolbar content: false
class: foundation-mq name: foundation-mq content:

Internal Links

🔗

External Links

🌐

Whois Information

📄

update_date: 04-Jun-2026

update_time: 1780531200

expiration_date: 31-Jul-2027

expiration_time: 1816992000

Whois Raw Data

📋

            This Registry database contains ONLY .EDU domains.
The data in the EDUCAUSE Whois database is provided
by EDUCAUSE for information purposes in order to
assist in the process of obtaining information about
or related to .edu domain registration records.
The EDUCAUSE Whois database is authoritative for the
.EDU domain.
A Web interface for the .EDU EDUCAUSE Whois Server is
available at: http://whois.educause.edu
By submitting a Whois query, you agree that this information
will not be used to allow, enable, or otherwise support
the transmission of unsolicited commercial advertising or
solicitations via e-mail.  The use of electronic processes to
harvest information from this server is generally prohibited
except as reasonably necessary to register or modify .edu
domain names.
-------------------------------------------------------------
Domain Name: HARVARD.EDU
Registrant:
Harvard University
Massachusetts Hall
Cambridge, MA 02138
USA
Administrative Contact:
Benjamin Dash
Harvard University
784 Memorial Drive
Cambridge, MA 02138
USA
+1.6174955708
[email protected]
Technical Contact:
Network Operations
Harvard University
HUIT Network Services
60 Oxford Street
Cambridge, MA 02139
USA
+1.6174955708
[email protected]
Name Servers:
A16-64.AKAM.NET
A1-171.AKAM.NET
A10-66.AKAM.NET
A7-65.AKAM.NET
A11-67.AKAM.NET
A6-66.AKAM.NET
Domain record activated:    27-Jun-1985
Domain record last updated: 04-Jun-2026
Domain expires:             31-Jul-2027

SEO Audit

🔍

Technical SEO

✓

Response Code

200

Status 200 OK - page loads correctly.

✓

Character Encoding

Page: utf-8, Header: utf-8

Character encoding consistent between HTML and headers.

✓

Page Size

167816 bytes

Page size acceptable for fast loading.

✓

Resources

23 total

Moderate number of resources. Consider combining files.

✓

Hreflang Tags

0 hreflang tags

Add hreflang tags if you have multilingual content.

Robots.txt

Missing

Add robots.txt file to control search engine crawling.

Sitemap

Not found

Add sitemap.xml and reference it in robots.txt.

✓

HTTPS

Yes

Secure HTTPS connection enabled.

✓

Compression

gzip

Gzip or Zstd compression enabled for faster loading.

✓

Caching

max-age=900, public

Cache-control headers properly set.

✓

Page Speed

1.18 ms

Excellent loading speed.

On-Page SEO

Title

Sleep Medicine

Title too short. Expand to 30-60 characters for better SEO.

Meta Description

empty Lenght:5

Meta description too short. Expand to 100-160 characters.

✓

H1 Heading

1 found - "Division of Sleep Medicine"

Good - single H1 heading found.

Word Count

297

Content very short. Aim for at least 500 words for better SEO.

Canonical Tag

Add canonical tag to prevent duplicate content issues.

✓

Duplicate Meta

[]

No duplicate meta tags found.

✓

Keywords

empty

Meta keywords set (note: not used by major search engines).

Content and UX

✓

Language

Language attribute properly set.

Images

2 total, 1 missing ALT

Add ALT text to images for accessibility and SEO.

✓

Viewport

width=device-width, initial-scale=1.0

Viewport meta tag properly set for mobile devices.

Open Graph

Missing: og:description, og:image

Add missing OpenGraph tags for social media sharing: og:description, og:image

Structured Data

0 JSON-LD scripts

Add structured data (JSON-LD) for rich snippets and better SEO.

Positions in Google

Search Phrases - Google

🔍

Position	Phrase	Page	Snippet
1	peoples sleep	/education-training/...	Genetics, Aging and Sleep - Division of Sleep Medicine Most adults require approximately 8 hours of sleep per 24 hours , but there can be substantial differences among individuals. Sleep needs may range from ...
2	what is sleep	/education-training/...	Science of Sleep: What is Sleep? - Division of Sleep Medicine Sleep is now known to be a highly active process during which the day's events are processed and energy is restored.
2	what is sleeping	/education-training/...	Science of Sleep: What is Sleep? - Division of Sleep Medicine Sleep is now known to be a highly active process during which the day's events are processed and energy is restored.
3	is it sleep	/education-training/...	Science of Sleep: What is Sleep? - Division of Sleep Medicine Sleep is now known to be a highly active process during which the day's events are processed and energy is restored.
4	does it sleep	/education-training/...	Science of Sleep: What is Sleep? - Division of Sleep Medicine Sleep is now known to be a highly active process during which the day's events are processed and energy is restored.
6	about sleeping	/education-training/...	Science of Sleep: What is Sleep? - Division of Sleep Medicine Sleep is now known to be a highly active process during which the day's events are processed and energy is restored.
7	sleeping hour	/education-training/...	Assess Your Sleep Needs - Division of Sleep Medicine The Takeaway. Although there is some genetic variation, most adults need between 7.5 to 8.5 hours of sleep per 24-hour period to function optimally.
7	about sleep	/education-training/...	Science of Sleep: What is Sleep? - Division of Sleep Medicine The Characteristics of Sleep . The Takeaway. Sleep is a state that is characterized by changes in brain wave activity, breathing, heart rate, body temperature, ...
8	sleep hour	/education-training/...	Assess Your Sleep Needs - Division of Sleep Medicine The Takeaway. Although there is some genetic variation, most adults need between 7.5 to 8.5 hours of sleep per 24-hour period to function optimally.
8	we sleep for	/education-training/...	Why Sleep Matters: Benefits of Sleep Sleep researchers are discovering how sleep is vital for learning and memory , and how lack of sleep impacts our health, safety, and longevity.

Additional Services

💎

sleep.hms.harvard.edu