nei.nih.gov
Registreret
Sideanalyseopdateringsdato:
2026/02/25 21:47:13
Sidste whois opdateringsdato:
2026/02/25 21:36:49
Domænestatus
Registreret
Betalt indtil
22.08.2026
Tilgængelig fra
21.09.2026
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nei.nih.gov Skærmbillede af hjemmesiden
SEO-score
56.85%
83
Score opnået
146
Maksimal score
Hovedoplysninger
Titel: National Eye Institute | National Eye Institute
Beskrivelse: The National Eye Institute (NEI) performs and supports vision research and education programs that protect and prolong vision. Learn about eye conditions, healthy eyes, vision studies, and grants for vision research.
Nøgleord: empty
Sidekodning:
utf-8
Side filstørrelse: 34 KB
Serverinformation
IP: 20.119.136.19
Beliggenhed: United States,US,Boydton,23917,36.6694,-78.3877,America/New_York
Kodning: utf-8
Whois information
domain_name: nih.gov
update_date: 2025-08-27T14:22:33.434Z
update_time: 1756304553
creation_date: 1997-10-02T01:29:27.000Z
creation_time: 875755767
expiration_date: 2026-08-22T14:22:33.434Z
Whois rå data
Domain Name: NIH.GOV
Registrar: get.gov
Domain Status: server transfer prohibited
Creation Date: 1997-10-02T01:29:27.000Z
Registry Expiry Date: 2026-08-22T14:22:33.434Z
Updated Date: 2025-08-27T14:22:33.434Z
Name Server: NS.NIH.GOV
Name Server: NS2.NIH.GOV
Name Server: NS3.NIH.GOV
REGISTRAR Contact: get.gov
ADMINISTRATIVE Contact: REDACTED FOR PRIVACY
SECURITY Contact: REDACTED FOR PRIVACY
TECHNICAL Contact: REDACTED FOR PRIVACY
>>> Last update of RDAP database: 2026-02-25T21:36:49Z
Robots.txt
#
# robots.txt
#
# This file is to prevent the crawling and indexing of certain parts
# of your site by web crawlers and spiders run by sites like Yahoo!
# and Google. By telling these "robots" where not to go on your site,
# you save bandwidth and server resources.
#
# This file will be ignored unless it is at the root of your host:
# Used: http://example.com/robots.txt
# Ignored: http://example.com/site/robots.txt
#
# For more information about the robots.txt standard, see:
# http://www.robotstxt.org/robotstxt.html
User-agent: *
# CSS, JS, Images
Allow: /core/*.css$
Allow: /core/*.css?
Allow: /core/*.js$
Allow: /core/*.js?
Allow: /core/*.gif
Allow: /core/*.jpg
Allow: /core/*.jpeg
Allow: /core/*.png
Allow: /core/*.svg
Allow: /profiles/*.css$
Allow: /profiles/*.css?
Allow: /profiles/*.js$
Allow: /profiles/*.js?
Allow: /profiles/*.gif
Allow: /profiles/*.jpg
Allow: /profiles/*.jpeg
Allow: /profiles/*.png
Allow: /profiles/*.svg
# Directories
Disallow: /core/
Disallow: /profiles/
# Files
Disallow: /README.md
Disallow: /composer/Metapackage/README.txt
Disallow: /composer/Plugin/ProjectMessage/README.md
Disallow: /composer/Plugin/Scaffold/README.md
Disallow: /composer/Plugin/VendorHardening/README.txt
Disallow: /composer/Template/README.txt
Disallow: /modules/README.txt
Disallow: /sites/README.txt
Disallow: /themes/README.txt
Disallow: /web.config
# Paths (clean URLs)
Disallow: /admin/
Disallow: /comment/reply/
Disallow: /filter/tips
Disallow: /node/add/
Disallow: /search/
Disallow: /user/register
Disallow: /user/password
Disallow: /user/login
Disallow: /user/logout
Disallow: /media/oembed
Disallow: /*/media/oembed
# Paths (no clean URLs)
Disallow: /index.php/admin/
Disallow: /index.php/comment/reply/
Disallow: /index.php/filter/tips
Disallow: /index.php/node/add/
Disallow: /index.php/search/
Disallow: /index.php/user/password
Disallow: /index.php/user/register
Disallow: /index.php/user/login
Disallow: /index.php/user/logout
Disallow: /index.php/media/oembed
Disallow: /index.php/*/media/oembed
# Customizations
Disallow: /node/
Disallow: /espanol/node/
Disallow: /user/
Disallow: */search
Disallow: /update.php
Disallow: /composer*
Disallow: /deploy*
Disallow: */package.json
Disallow: */package-lock.json
sitemap: https://www.nei.nih.gov/sitemap.xml
SEO revision
Teknisk SEO
✓
Svarkode
HTTP/2 200
Status 200 OK - siden indlæses korrekt.
✓
Tegnkodning
Page: utf-8, Header: utf-8
Tegnkodning konsekvent mellem HTML og overskrifter.
✓
Sidestørrelse
35041 bytes
Sidestørrelse acceptabel til hurtig indlæsning.
✓
Ressourcer
0 total
Optimalt antal ressourcer.
✓
Hreflang Tags
hreflang tags
Tilføj hreflang-tags, hvis du har flersproget indhold.
✓
Robots.txt
Exists
Robots.txt-fil fundet.
!
Sitemap
Not found
Tilføj sitemap.xml og referer til det i robots.txt.
✓
HTTPS
Yes
Sikker HTTPS-forbindelse aktiveret.
✓
Kompression
gzip
Gzip- eller Zstd-komprimering aktiveret for hurtigere indlæsning.
✓
Caching
max-age=86400, public
Cache-kontroloverskrifter er korrekt indstillet.
✓
Sidehastighed
3.51 ms
Fremragende læssehastighed.
On-Page SEO
✓
Titel
National Eye Institute | National Eye Institute
God titellængde (30-60 tegn).
!
Meta beskrivelse
The National Eye Institute (NEI) performs and supports vision research and education programs that protect and prolong vision. Learn about eye conditions, healthy eyes, vision studies, and grants for vision research. Lenght:216
Metabeskrivelse for lang. Reducer til 100-160 tegn.
!
H1 Overskrift
0 found - ""
Tilføj præcis én H1-overskrift med primære søgeord.
!
Ordtælling
Indhold meget kort. Sigt efter mindst 500 ord for bedre SEO.
!
Kanonisk tag
Tilføj kanonisk tag for at forhindre duplikatindholdsproblemer.
✓
Dupliker Meta
[]
Ingen duplikerede metatags fundet.
✓
Nøgleord
empty
Metanøgleord indstillet (bemærk: bruges ikke af større søgemaskiner).
Indhold og UX
!
Sprog
Tilføj lang attribut til tag for tilgængelighed og SEO.
✓
Billeder
0 total, 0 missing ALT
Alle billeder har korrekt ALT-tekst.
!
Udsigtsport
Tilføj viewport-metatag for mobilrespons.
!
Åbn Graph
Missing: og:title, og:description, og:image, og:url
Tilføj manglende OpenGraph-tags til deling på sociale medier:og:title, og:description, og:image, og:url
!
Strukturerede data
JSON-LD scripts
Tilføj strukturerede data (JSON-LD) for at få udvidede uddrag og bedre SEO.
Stillinger i Google
Søgesætninger - Google
| Position | Udtryk | Side | Uddrag |
|---|---|---|---|
| 1 | /learn-about-eye-health/eye-conditions-and-diseases/low-vision | ||
| 33 | /learn-about-eye-health/eye-conditions-and-diseases | ||
| 82 | / | ||
| 88 | / |
Stillinger i Yandex
Søgesætninger - Yandex
| Position | Udtryk | Side | Uddrag |
|---|---|---|---|
| 43 | / |