content: Cool Cosmos is NASA's infrared education and outreach website, with information for all NASA-involved infrared missions, including the Spitzer Space Telescope, WISE, the Herschel Space Observatory, the James Webb Space Telescope (JWST), SOFIA, 2MASS, WFIRST, Euclid and SPICA. This site is hosted at the Infrared Processing and Analysis Center (IPAC), and funded by NASA's Spitzer Science Center, based on the campus of the California Institute of Technology in Pasadena. property: og:description
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: CALTECH.EDU Registrant: California Institute of Technology Information Management Systems and Services MS 1-10 1200 East California Boulevard Pasadena, CA 91125 USA Administrative Contact: Domain Admin California Institute of Technology 1200 E. California Blvd. MS 1-10 Pasadena, CA 91125 USA +1.6263953500 [email protected] Technical Contact: California Institute of Technology 1200 E. California Blvd. MS 1-10 Pasadena, CA 91125 USA +1.6263953500 [email protected] Name Servers: NS0090.SECONDARY.CLOUDFLARE.COM NS0239.SECONDARY.CLOUDFLARE.COM Domain record activated: 06-Jan-1986 Domain record last updated: 30-Jan-2026 Domain expires: 31-Jul-2027
Robots.txt
🤖
# 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: /
SEO revizija
🔍
Tehnički SEO
✓
Šifra odgovora
200 ok
Status 200 OK - stranica se ispravno učitava.
✓
Kodiranje znakova
Page: utf-8, Header: utf-8
Konzistentno kodiranje znakova između HTML-a i zaglavlja.
✓
Veličina stranice
14291 bytes
Veličina stranice prihvatljiva za brzo učitavanje.
✓
Resursi
30 total
Umjereni broj resursa. Razmislite o kombiniranju datoteka.
✓
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
Not detected
Omogućite kompresiju gzip ili zstd da biste smanjili veličinu datoteke.
Naslov je prekratak. Proširite na 30-60 znakova za bolji SEO.
!
Meta opis
empty Lenght:5
Meta opis prekratak. Proširi na 100-160 znakova.
✓
H1 naslov
1 found - "Cool Cosmos"
Dobro - pronađen je jedan H1 naslov.
!
Broj riječi
69
Sadržaj vrlo kratak. Ciljajte na najmanje 500 riječi za bolji SEO.
!
Kanonska oznaka
Dodajte kanonsku oznaku kako biste spriječili probleme s dvostrukim sadržajem.
✓
Duplikat Meta
[]
Nisu pronađene duple meta oznake.
✓
Ključne riječi
empty
Postavljene meta ključne riječi (napomena: ne koriste ih glavne tražilice).
Sadržaj i UX
!
Jezik
Dodajte atribut lang oznaci za pristupačnost i SEO.
✓
Slike
25 total, 0 missing ALT
Sve slike imaju ispravan ALT tekst.
✓
Viewport
width=device-width,initial-scale=1
Meta oznaka Viewport ispravno postavljena za mobilne uređaje.
✓
Otvori grafikon
All OG tags present.
Prisutne sve bitne OpenGraph oznake.
!
Strukturirani podaci
0 JSON-LD scripts
Dodajte strukturirane podatke (JSON-LD) za bogate isječke i bolji SEO.
Pozicije u Google
Fraze za pretraživanje - Google
🔍
Položaj
Fraza
Stranica
Isječak
4
/ask/4-what-is-the-s...
The Sun is a huge, glowing sphere of hot gas. Most of this gas is hydrogen (about 70%) and helium (about 28%). Carbon, nitrogen and oxygen make up 1.5%.
8
/ask/301-What-is-an-...
An Astronomical Unit ( AU ) is the average distance between Earth and the Sun , which is about 93 million miles or 150 million kilometers.
18
/ask/57-how-large-is...
Earth is slightly smaller when measured between the North and South Poles which gives a diameter of 7,907 miles (12,725 kilometers). Earth bulges out a bit more ...
19
/ask/35-is-there-any...
Is there any water on Mercury? Recent data show that water ice may exist in the bottoms of craters at Mercury's poles . Although Mercury is the closest planet ...
21
/ask/283-why-do-we-p...
Why do we put telescopes in space? Telescopes are placed into orbit around the Earth or are sent farther out into space to get a clearer view of the Universe.
28
/ask/63-what-are-the...
The highest temperature ever recorded on Earth was 136 Fahrenheit (58 Celsius) in the Libyan desert. The coldest temperature ever measured was -126 Fahrenheit ...
82
/
Dodatne usluge
💎
×
✓
Plaćanje uspješno!
Hvala vam na narudžbi. Uskoro ćemo Vas kontaktirati.
×
Plaćanje
×
Prijava
Registar
Prijavite se na svoj račun
Ili se prijavite putem Telegrama
Registrirajte se putem Telegrama
Kako radi:
Unesite ime i e-mail iznad
Pritisnite gumb za otvaranje Telegrama
Završite registraciju na botu (potreban broj telefona)
Primite vjerodajnice za prijavu putem e-pošte
×
🔐
Kontrolni kod
Šifra je poslana na Telegram. Unesite ga ispod:
Kod vrijedi za: 05:00
×
📱
Završite registraciju u Telegramu
Telegram je otvoren u novoj kartici.
Ako se bot nije otvorio automatski, upotrijebite gumb ispod ili skenirajte QR kod.
Skenirajte QR kod da otvorite bot
Čeka se potvrda... 05:00
Kako radi:
1. Pritisnite Otvori Telegram ili skenirajte QR kod
2. U botu kliknite START i podijelite svoj broj telefona
3. Status potvrde ažurirat će se automatski