4cs.gia.edu
Registriran
Datum posodobitve analize strani:
2026/05/29 20:20:30
Zadnji datum posodobitve whois:
2026/07/16 13:41:44
Status domene
Registriran
Plačano do
31.07.2027
Na voljo od
30.08.2027
×
![Celozaslonski posnetek zaslona spletnega mesta]()
4cs.gia.edu Posnetek zaslona spletnega mesta
SEO ocena
61.64%
90
Rezultat dosežen
146
Največji rezultat
Glavne informacije
Naslov: Home | GIA 4Cs
Opis: empty
Ključne besede: empty
Kodiranje strani:
utf-8
Velikost datoteke strani: 548 KB
Informacije o strežniku
IP: 23.50.131.137
Lokacija: Germany,DE,Frankfurt am Main,60313,50.1169,8.6837,Europe/Berlin
Http strežnik: apache
Kodiranje: utf-8
Seznam metaoznak
- charset: UTF-8
- name: viewport content: width=device-width, initial-scale=1.0, viewport-fit=cover
- name: robots content: index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
- property: og:locale content: en_US
- property: og:locale:alternate content: zh_CN
- property: og:locale:alternate content: zh_HK
- property: og:locale:alternate content: ja_JP
- property: og:type content: website
- property: og:title content: Home
- property: og:description content: The 4Cs of diamond quality. For nearly 100 years, we’ve provided consistent and unbiased expertise in the diamond industry. As the home of the 4Cs, we are dedicated to educating the industry and most importantly, protecting consumers. Learn how the 4Cs can help you make your next purchase.Learn More The 4Cs of diamond quality. For […]
- property: og:url content: https://4cs.gia.edu/en-us/
- property: og:site_name content: GIA 4Cs
- property: article:modified_time content: 2025-08-06T18:33:11+00:00
- property: og:image content: https://4cs.gia.edu/wp-content/uploads/2024/07/02_50-50-Module_960x800-8.jpg
- property: og:image:width content: 960
- property: og:image:height content: 800
- property: og:image:type content: image/jpeg
- name: generator content: WordPress 6.8.3
- name: generator content: Elementor 3.33.4; features: e_font_icon_svg, additional_custom_breakpoints; settings: css_print_method-internal, google_font-disabled, font_display-swap
- name: apple-itunes-app content: app-id=1623642988
- name: generator content: Powered by Slider Revolution 6.6.14 - responsive, Mobile-Friendly Slider Plugin for WordPress with comfortable drag and drop interface.
- name: msapplication-TileImage content: https://4cs.gia.edu/wp-content/uploads/2016/07/cropped-favicon-300x300.png
Notranje povezave
Zunanje povezave
Whois informacije
update_date: 28-May-2025
update_time: 1748390400
expiration_date: 31-Jul-2027
expiration_time: 1816992000
Surovi podatki Whois
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: GIA.EDU
Registrant:
Gemological Institute of America
5345 Armada Drive
Carlsbad, CA 92008
USA
Administrative Contact:
admin Admin
Gemological Institute of America
5345 Armada Drive
Carlsbad, CA 92008
USA
+1.7606034313
[email protected]
Technical Contact:
admin
Gemological Institute of America
5345 Armada Drive
Carlsbad, CA 92008
USA
+1.7606034313
[email protected]
Name Servers:
A1-7.AKAM.NET
A3-65.AKAM.NET
A11-67.AKAM.NET
A10-66.AKAM.NET
A24-64.AKAM.NET
A6-66.AKAM.NET
Domain record activated: 30-Mar-1996
Domain record last updated: 28-May-2025
Domain expires: 31-Jul-2027
SEO revizija
Tehnični SEO
✓
Koda odziva
200
Stanje 200 OK - stran se pravilno naloži.
✓
Kodiranje znakov
Page: utf-8, Header: utf-8
Kodiranje znakov, skladno med HTML in glavami.
✓
Velikost strani
561786 bytes
Velikost strani sprejemljiva za hitro nalaganje.
!
Viri
106 total
Preveč sredstev. Optimizirajte in kombinirajte datoteke za boljše delovanje.
✓
Oznake Hreflang
5 hreflang tags
Najdene oznake Hreflang za večjezični SEO.
!
Robots.txt
Missing
Dodajte datoteko robots.txt za nadzor indeksiranja iskalnika.
!
Sitemap
Not found
Dodajte sitemap.xml in se sklicujte nanj v robots.txt.
✓
HTTPS
Yes
Varna povezava HTTPS je omogočena.
✓
Stiskanje
gzip
Omogočeno stiskanje Gzip ali Zstd za hitrejše nalaganje.
✓
Predpomnjenje
max-age=0, no-cache, no-store
Glave za nadzor predpomnilnika so pravilno nastavljene.
✓
Hitrost strani
1.73 ms
Odlična hitrost nalaganja.
SEO na strani
!
Naslov
Home | GIA 4Cs
Naslov je prekratek. Razširite na 30–60 znakov za boljši SEO.
!
Meta opis
empty Lenght:5
Meta opis je prekratek. Razširi na 100–160 znakov.
✓
Naslov H1
1 found - "The 4Cs of diamond quality."
Dobro – najden je bil en naslov H1.
✓
Štetje besed
954
Dobra dolžina vsebine (priporočeno 500–2000 besed).
!
Canonical Tag
Dodajte kanonično oznako, da preprečite težave s podvojeno vsebino.
!
Podvojena meta
{"generator":3}
Odstranite podvojene meta oznake, da preprečite spore.
✓
Ključne besede
empty
Nastavljene meta ključne besede (opomba: večji iskalniki jih ne uporabljajo).
Vsebina in UX
✓
Jezik
en-us
Jezikovni atribut je pravilno nastavljen.
!
Slike
21 total, 8 missing ALT
Dodajte besedilo ALT slikam za dostopnost in SEO.
✓
Viewport
width=device-width, initial-scale=1.0, viewport-fit=cover
Metaoznaka vidnega polja je pravilno nastavljena za mobilne naprave.
✓
Odpri graf
All OG tags present.
Prisotne so vse bistvene oznake OpenGraph.
✓
Strukturirani podatki
1 JSON-LD scripts
Najdeni so strukturirani podatki (JSON-LD).
Položaji v Google
Iskalne fraze - Google
| Položaj | Fraza | Stran | Izrezek |
|---|---|---|---|
| 4 | /en-us/blog/old-mine... | ||
| 5(+20) | /en-us/blog/old-mine... |