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: COLUMBIA.EDU Registrant: Columbia University 615 West 131st Street CUIT - 5th Floor New York, NY 10027 USA Administrative Contact: Domain Admin Columbia University 615 West 131st Street CUIT - 5th Floor New York, NY 10027 USA +1.2128541919 [email protected] Technical Contact: Columbia University 615 West 131st Street CUIT - 5th Floor New York, NY 10027 USA +1.2128541919 [email protected] Name Servers: AUTH2.DNS.COGENTCO.COM NS1.LSE.AC.UK AUTH1.DNS.COGENTCO.COM EXT-NS1.COLUMBIA.EDU Domain record activated: 05-Jul-1985 Domain record last updated: 08-Dec-2025 Domain expires: 31-Jul-2027
Robots.txt
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# See http://www.robotstxt.org/wc/norobots.html for documentation on how to use the robots.txt file
#
# To ban all spiders from the entire site uncomment the next two lines:
User-Agent: *
Disallow: /
# # Allow a handful of specific pages
# # homepage
# Allow: /$
# # landing pages
# Allow: /academic_commons
# Allow: /archives
# Allow: /articles
# Allow: /catalog
# Allow: /databases
# Allow: /dissertations
# Allow: /ebooks
# Allow: /journals
# Allow: /library_web
# Allow: /lists
# Allow: /new_arrivals
# Allow: /newspapers
# Allow: /quicksearch
# # catalog items...
# Allow: /catalog/*
# # ...but not queries or paths
# Disallow: /catalog/*?*
# Disallow: /catalog/*/*
# # and then disallow everything else
# Disallow: /
#
# ## try this - disallow any queries, allow static pages
# #Disallow: /*?*
# ## don't let bots visit email pages
# #Disallow: /*/email
# ## bots don't need live holdings
# #Disallow: /backend/*
#
# # -- Agent-specific rules --
#
# # Slow down Yandex
# User-agent: Yandex
# # specifies a delay of 2 seconds
# Crawl-delay: 2
#
#
SEO revizija
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Tehnički SEO
✓
Šifra odgovora
200
Status 200 OK - stranica se ispravno učitava.
!
Kodiranje znakova
Page: , Header: utf-8
Neusklađenost kodiranja znakova između HTML i HTTP zaglavlja.
✓
Veličina stranice
5438 bytes
Veličina stranice prihvatljiva za brzo učitavanje.
✓
Resursi
4 total
Optimalan broj resursa.
✓
Hreflang oznake
0 hreflang tags
Dodajte hreflang oznake ako imate višejezični sadržaj.
✓
Robots.txt
Exists
Datoteka robots.txt pronađena.
!
Sitemap
Not found
Dodajte sitemap.xml i referencirajte ga u robots.txt.
✓
HTTPS
Yes
Sigurna HTTPS veza omogućena.
✓
Kompresija
gzip
Gzip ili Zstd kompresija omogućena za brže učitavanje.
Dodajte OpenGraph oznake koje nedostaju za dijeljenje na društvenim mrežama:og:title, og:description, og:image, og:url
!
Strukturirani podaci
0 JSON-LD scripts
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Pozicije u Google
Fraze za pretraživanje - Google
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Položaj
Fraza
Stranica
Isječak
1
/catalog/5480514
Информация об этой странице недоступна.
7
/catalog/5480514
Информация об этой странице недоступна.
Dodatne usluge
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×
✓
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Kontrolni kod
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Kod vrijedi za: 05:00
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3. Status potvrde ažurirat će se automatski