Analyze

auth.sf.tv: Schweizer Radio und Fernsehen (SRF)

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Page load speed analysis

  • 60/100

    Normal result
  • 7

    Successful tests
  • 1

    Failed test
  • First response

    213 ms

  • Resources loaded

    2.9 sec

  • Page rendered

    885 ms

  • Total page load time

    4 sec

Visit auth.sf.tv now to see the best up-to-date Auth Sf content for Switzerland and also check out these interesting facts you probably never knew about auth.sf.tv

We analyzed Auth.sf.tv page load time and found that the first response time was 213 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Page optimization

  • HTML 200.5 kB
    Images 1.4 MB
    Javascripts 869.8 kB
    CSS 571.4 kB

    In fact, the total size of Auth.sf.tv main page is 3.1 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 65% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

    • Original 200.5 kB
    • After minification 143.1 kB
    • After compression 22.7 kB

    HTML optimization

    HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 57.4 kB, which is 29% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 177.8 kB or 89% of the original size.

    • Original 1.4 MB
    • After optimization 1.4 MB

    Image optimization

    Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Auth Sf images are well optimized though.

    • Original 869.8 kB
    • After minification 867.1 kB
    • After compression 262.0 kB

    JavaScript optimization

    It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 607.8 kB or 70% of the original size.

    • Original 571.4 kB
    • After minification 571.3 kB
    • After compression 80.3 kB

    CSS optimization

    CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Auth.sf.tv needs all CSS files to be minified and compressed as it can save up to 491.1 kB or 86% of the original size.

Network requests diagram

  • auth.sf.tv
  • www.srf.ch
  • 4231051519.js
  • srf-mobile-redirector-dda0b635.js
  • webfonts-90255ead.js
  • srf-desktop-730d2174.css
  • srf-desktop-ac053d03.js
  • survey.js
  • 16e65201-3168-4136-9505-625f18b1f411_program.jpg
  • 385552.160301_tg_iren-meier-624.jpg
  • image_s8.jpg
  • sauber_c35_s4.jpg
  • 6a6d0b472a43dd07d59dddc8da45d790_s6.jpg
  • c53b8bcee3da8720462695ec1d19f435_s6.jpg
  • gefrodert_s6.jpg
  • 464
  • afc88fd8-7b44-4ea9-ba9b-5369a94e2003_program.jpg
  • 5dfe3e1da744473c251d019afc617ded_s3.jpg
  • f046440d4763a6ddad146fa768337149_s3.jpg
  • 89e95ef8c447383d3d8d51f142cc8592_s6.jpg
  • 7e1906a6c4e073d855ff09de9c45ff13_s4.jpg
  • ez_cropping7py3xe_jpg_s4.jpg
  • 8b854a33a7d75dcdfb8977b5ee0b09d0_s3.jpg
  • 07d5df1a91176a47ea4af482a67d4828_s3.png
  • 31921026f6131f15443b43110468186a_s3.jpg
  • image_s8.jpg
  • bild_s3.jpg
  • fb0e5af91fb59790581a1a78f2acdf4f_s3.jpg
  • ez_croppingvshrgh_jpg_s4.jpg
  • 4c15f9b3e64ac70992f0bb22fffe894a_s4.jpg
  • 75ed0a02b86d1f242648690c2ab32ccc_s4.jpg
  • b5a6fedaafd76f9799fd73f0062d2ddc_s4.jpg
  • 7d3b4a779fa8b7fc085c6fb4ad8164cd_s4.jpg
  • ez_croppingrn6ns9_jpg_s4.jpg
  • zwischen_traum_und_trauma_s4.jpg
  • 0a7b4ac6ce87b26f0974f4d231d91a6b_s8.jpg
  • england_duebendorf_spektakulaerer_transport_eines_jumbo_cockpits_s3.jpg
  • 8f8fdef3a4caa7df5c160783b6876405_s4.jpg
  • 545711faf4212ad4d8f615353944f285_s4.jpg
  • 1eaf415e3318eccaf1d971d715568bf9_s4.jpg
  • 7a27ae590692bf905a34937cb07d176e_s4.jpg
  • ez_croppingghjiat_jpg_s4.jpg
  • fb0e5af91fb59790581a1a78f2acdf4f_s4.jpg
  • bertrand_piccard_s4.jpg
  • caab8f70ceaca87572f41855f2f04128_s4.jpg
  • 65b347f81b02075b168bbf0cfdb633d2_s3.jpg
  • ez_croppingbyevv6_jpg_s3.jpg
  • 89e95ef8c447383d3d8d51f142cc8592_s2.jpg
  • 71322b1abfaed6f6f099d23870bb65cf_s4.jpg
  • a8acfcc58ff2d0105af28a150e5861c1_s4.jpg
  • SRF.png
  • so_grhe_shsn.png
  • dgst_2016_large.png
  • srf_1-hori.png
  • srf_2-hori.png
  • srf_info-hori.png
  • SRF-radio1-hori-small.png
  • SRF-radio2-hori-small.png
  • SRF-radio3-hori-small.png
  • SRF-radio4-hori-small.png
  • SRF-radiomusikwelle-hori-small.png
  • SRF-radiovirus-hori-small.png
  • player_logo.png
  • player_logo_small_rhc.png
  • SRF-radio1-small.png
  • SRF-radio2-small.png
  • SRF-radio3-small.png
  • SRF-radio4-small.png
  • SRF-radiomusikwelle-small.png
  • SRF-radiovirus-small.png
  • logo.png
  • SRG-SSR_plain.png
  • 385531.fullsizerender.jpg
  • 224
  • 224
  • 224
  • 224
  • 224
  • 224
  • 464
  • 224
  • 224
  • 224
  • 224
  • 224
  • 224
  • 464
  • 224
  • 224
  • 224
  • 224
  • 224
  • b4e453b45adf53d351570be6727a4821_s2.jpg
  • 4794d6510cc4820d8c02ff1e86e9601d_s4.jpg
  • index.html
  • header.gif
  • search-light.png
  • primary-nav.gif
  • primary.png
  • header-broadcast.gif
  • media-live.gif
  • social-icons.svg
  • quotesprite.png
  • link-right-white.png
  • media-play-medium-sprite.png
  • link-right.png
  • bg.png
  • audio-player-controls.png
  • main-icon.png
  • large-right-grey.png
  • footer.gif
  • footer.gif
  • edge.5.0.1.min.js
  • cta.png
  • hl3b.png
  • hl3a.png
  • hl2b.png
  • hl2a.png
  • hl1b.png
  • hl1a.png
  • gilbert.png
  • hash.png
  • bg.jpg
  • srf-1
  • Home
  • qs.wemfbox.ch
  • media-play-large-sprite.png
  • blank.gif
  • chartbeat.js

Our browser made a total of 129 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Auth.sf.tv, 36% (46 requests) were made to Srf.ch and 16% (20 requests) were made to Ws.srf.ch. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Ws.srf.ch.

Additional info on auth.sf.tv

Requests

The browser has sent 126 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Auth Sf. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

8

Javascripts

115

Images

1

CSS

2

AJAX

126

All

Possible request optimization

1

Javascripts

103

Images

1

CSS

2

AJAX

19

Optimized

107

All

Normal result

Redirects

As for redirects, our browser was forwarded to http://www.srf.ch/ before it reached this domain.

IP address

Auth.sf.tv uses IP address which is currently shared with 4 other domains. The more sites share the same IP address, the higher the host server’s workload is. It is strongly recommended that the host server should be changed or the hosting provider should be requested to give a different (separate) IP address for this domain.

Poor result

IP Trace

auth.sf.tv

meteo.sf.tv

sf.tv

drs.ch

drs3.ch

146.159.95.67

DNS records

Type Host Target/ip TTL Other
A

auth.sf.tv

146.159.95.67 299

Language and encoding

Normal result

Language

DE de language flag

Detected

DE de language flag

Claimed

Encoding

ISO-8859-1

Claimed

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Auth.sf.tv can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it matches the claimed language. Our system also found out that Auth.sf.tv main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

HTTPS certificate

SSL Certificate

Auth.sf.tv has no SSL certificate. Web browsing can be safer with HTTPS connection, so we suggest that it should be obtained for this site.

Normal result

Visitor World Map

Country of origin for 42.2% of all visits is Switzerland. It’s good for Auth.sf.tv that their server is also located in Switzerland, as that enables the majority of their visitors to benefit from a much faster page load time.

Good result

Good result

Social Sharing Optimization

Open Graph data is detected on the main page of Auth Sf. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook:

auth.sf.tv

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