norton.com NORTON™ - Antivirus Software and Spyware Removal

Mobile Usability

100/100

Good

Mobile Speed

43/100

Bad

Last tested: 2017-08-27

Rescan
norton.com Mobile Speed: 43/100
norton.com Mobile Speed Test Quick Overview

Avoid landing page redirects

Your page has 3 redirects. Redirects introduce additional delays before the page can be loaded.
Avoid landing page redirects for the following chain of redirected URLs.
http://norton.com/
http://www.norton.com/
http://us.norton.com/
https://us.norton.com/
Eliminate render-blocking JavaScript and CSS in above-the-fold content

Your page has 1 blocking CSS resources. This causes a delay in rendering your page.
Optimize CSS Delivery of the following:
https://now.symassets.com/etc/designs/norton/libs-…Sna_DbjxfBpbuERQ==.css
Leverage browser caching

Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Leverage browser caching for the following cacheable resources:
https://a248.e.akamai.net/7/248/14564/70175/secure…ncg6/0/optinrtSec_0.js (expiration not specified)
https://now.symassets.com/content/dam/norton/en/im…p_bottom_1_750x700.jpg (expiration not specified)
https://now.symassets.com/content/dam/norton/globa…irl_mobile_750x700.jpg (expiration not specified)
https://now.symassets.com/content/dam/norton/globa…ft_desktop_750x500.jpg (expiration not specified)
https://now.symassets.com/content/dam/norton/globa…ly_selfie_750x1000.jpg (expiration not specified)
https://now.symassets.com/content/dam/norton/globa…ns/icon_fb_k_12x25.png (expiration not specified)
https://now.symassets.com/content/dam/norton/globa…_google-plus_28x24.png (expiration not specified)
https://now.symassets.com/content/dam/norton/globa…on_twitter_k_25x20.png (expiration not specified)
https://now.symassets.com/content/dam/norton/globa…icon_youtube_34x24.png (expiration not specified)
https://now.symassets.com/content/dam/norton/globa…on_checkmark_68x71.png (expiration not specified)
https://now.symassets.com/content/dam/norton/globa…mantec-logo-footer.png (expiration not specified)
https://now.symassets.com/content/dam/norton/globa…_phone_app_750x700.jpg (expiration not specified)
https://now.symassets.com/content/dam/norton/globa…amily_home_750x500.jpg (expiration not specified)
https://now.symassets.com/content/dam/norton/globa…afe_search_750x500.jpg (expiration not specified)
https://now.symassets.com/content/dam/norton/globa…couple_hp_750x1000.jpg (expiration not specified)
https://now.symassets.com/etc/clientlibs/core/publ…zLsaffGYYh5DPmKng==.js (expiration not specified)
https://now.symassets.com/etc/clientlibs/core/publ…eoARnoy57_ZuECsGA==.js (expiration not specified)
https://now.symassets.com/etc/clientlibs/core/publ…SuUs8zxKZC8BaZJTg==.js (expiration not specified)
https://now.symassets.com/etc/designs/norton/image…-icons-sd322172196.png (expiration not specified)
https://now.symassets.com/etc/designs/norton/image…r/site-seb82c6efea.png (expiration not specified)
https://now.symassets.com/etc/designs/norton/libs-…ZLFobDMnf2zGW_P0A==.js (expiration not specified)
https://now.symassets.com/etc/designs/norton/libs-…0MOKQmtVuzH2mSzeA==.js (expiration not specified)
https://now.symassets.com/etc/designs/norton/libs-…Sna_DbjxfBpbuERQ==.css (expiration not specified)
https://now.symassets.com/etc/designs/norton/libs-…ymantec-sans-bold.woff (expiration not specified)
https://now.symassets.com/etc/designs/norton/libs-…mantec-sans-light.woff (expiration not specified)
https://now.symassets.com/etc/designs/norton/libs-…ntec-sans-regular.woff (expiration not specified)
https://s.yimg.com/wi/ytc.js (expiration not specified)
https://vt.myvisualiq.net/1/cM8LFhu%2BJyuYvXphiShO9Q%3D%3D/vt-29.js (expiration not specified)
https://bounceexchange.com/tag/2004/i.js (2 minutes)
https://cdnssl.clicktale.net/www25/ptc/22035892-1a…f-894c-7c43c5815226.js (5 minutes)
https://d3cxv97fi8q177.cloudfront.net/mediasource-…d9e4518ff9c1-c-4405.js (5 minutes)
https://nexus.ensighten.com/symantec/aemprod/Bootstrap.js (5 minutes)
https://tags.tiqcdn.com/utag/xaxis/-symantec/prod/utag.js (5 minutes)
https://tags.tiqcdn.com/utag/xaxis/norton.com/prod/utag.js (5 minutes)
https://secure-ds.serving-sys.com/SemiCachedScripts/ebOneTag.js (10.4 minutes)
https://connect.facebook.net/en_US/fbevents.js (20 minutes)
https://connect.facebook.net/signals/config/978192918887236?v=2.7.6 (20 minutes)
https://bat.bing.com/bat.js (30 minutes)
https://tags.tiqcdn.com/utag/tiqapp/utag.v.js?a=xa…32241&cb=1494282453280 (30 minutes)
https://cdn.tt.omtrdc.net/cdn/target.js (60 minutes)
https://cdna.clicktale.net/www/tc/monitor-latest.js (60 minutes)
https://cdnssl.clicktale.net/www/ChangeMonitor-latest.js (60 minutes)
https://cdnssl.clicktale.net/www/WR103b.js (60 minutes)
https://cdnssl.clicktale.net/www/tc/WR-latest.js (60 minutes)
https://cdnssl.clicktale.net/www25/pcc/22035892-1a…se_20170430&Version=13 (60 minutes)
https://mathid.mathtag.com/d/i.js (60 minutes)
https://secure.leadback.advertising.com/adcedge/lb…ssprlb_1475596982[720] (60 minutes)
Optimize images

Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 208.3KiB (25% reduction).
Compressing https://now.symassets.com/content/dam/norton/globa…irl_mobile_750x700.jpg could save 47.8KiB (27% reduction).
Compressing https://now.symassets.com/content/dam/norton/globa…ft_desktop_750x500.jpg could save 32.1KiB (28% reduction).
Compressing https://now.symassets.com/content/dam/norton/en/im…p_bottom_1_750x700.jpg could save 27.1KiB (38% reduction).
Compressing https://now.symassets.com/content/dam/norton/globa…amily_home_750x500.jpg could save 25.3KiB (26% reduction).
Compressing https://now.symassets.com/content/dam/norton/globa…afe_search_750x500.jpg could save 21.5KiB (29% reduction).
Compressing https://now.symassets.com/content/dam/norton/globa…couple_hp_750x1000.jpg could save 16KiB (12% reduction).
Compressing https://now.symassets.com/content/dam/norton/globa…_phone_app_750x700.jpg could save 13.8KiB (26% reduction).
Compressing https://now.symassets.com/content/dam/norton/globa…ly_selfie_750x1000.jpg could save 11.2KiB (15% reduction).
Compressing https://now.symassets.com/content/dam/norton/globa…ns/icon_fb_k_12x25.png could save 4.2KiB (94% reduction).
Compressing https://now.symassets.com/content/dam/norton/globa…on_twitter_k_25x20.png could save 2.4KiB (86% reduction).
Compressing https://now.symassets.com/content/dam/norton/globa…icon_youtube_34x24.png could save 2.3KiB (86% reduction).
Compressing https://now.symassets.com/content/dam/norton/globa…_google-plus_28x24.png could save 2.3KiB (80% reduction).
Compressing https://now.symassets.com/content/dam/norton/globa…mantec-logo-footer.png could save 1,018B (37% reduction).
Compressing https://contextual.media.net/cksync.php?type=con&o…GYspLdSOgEfARqJAQEIqwE could save 744B (91% reduction).
Compressing https://now.symassets.com/content/dam/norton/globa…on_checkmark_68x71.png could save 701B (26% reduction).
Enable compression

Compressing resources with gzip or deflate can reduce the number of bytes sent over the network.
Enable compression for the following resources to reduce their transfer size by 5.7KiB (58% reduction).
Compressing https://s3.amazonaws.com/glancecdn/cobrowse/js/Gla…rowseLoader_3.4.1aM.js could save 4.1KiB (58% reduction).
Compressing https://pixel.mathtag.com/event/js?01AD=3VNJcW7JBC…aW51eCBhcm12OGx8%22%7D could save 1.7KiB (57% reduction).
Minify JavaScript

Compacting JavaScript code can save many bytes of data and speed up downloading, parsing, and execution time.
Minify JavaScript for the following resources to reduce their size by 2.2KiB (17% reduction).
Minifying https://vt.myvisualiq.net/1/cM8LFhu%2BJyuYvXphiShO9Q%3D%3D/vt-29.js could save 811B (20% reduction) after compression.
Minifying https://cdn-akamai.mookie1.com/LB/LightningBolt.js could save 769B (13% reduction) after compression.
Minifying https://pixel.mathtag.com/event/js?01AD=3VNJcW7JBC…aW51eCBhcm12OGx8%22%7D could save 699B (24% reduction).
Minify HTML

Compacting HTML code, including any inline JavaScript and CSS contained in it, can save many bytes of data and speed up download and parse times.
Minify HTML for the following resources to reduce their size by 969B (11% reduction).
Minifying https://us.norton.com/ could save 969B (11% reduction) after compression.

norton.com Mobile Resources


Total Resources163
Number of Hosts70
Static Resources65
JavaScript Resources64
CSS Resources1

norton.com Mobile Resource Breakdown