Tools & Wizards About Us
mileageplus.com screenshot

Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

mileageplus.com

Join MileagePlus and Earn Miles | United Airlines

Page Load Speed

3 sec in total

First Response

88 ms

Resources Loaded

2.7 sec

Page Rendered

205 ms

mileageplus.com screenshot

About Website

Visit mileageplus.com now to see the best up-to-date Mileage Plus content for United States and also check out these interesting facts you probably never knew about mileageplus.com

MileagePlus is the award-winning loyalty program of United Airlines. Join MileagePlus to earn miles you can redeem for flights, upgrades and more.

Visit mileageplus.com

Key Findings

We analyzed Mileageplus.com page load time and found that the first response time was 88 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

mileageplus.com performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value4.3 s

76/100

10%

TBT (Total Blocking Time)

Value1,160 ms

22/100

30%

CLS (Cumulative Layout Shift)

Value1.116

1/100

15%

TTI (Time to Interactive)

Value7.1 s

51/100

10%

Network Requests Diagram

mileageplus.com

88 ms

notfound.aspx

85 ms

default.aspx

615 ms

StyleSheet.css

9 ms

legacy-header-footer

80 ms

Our browser made a total of 102 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Mileageplus.com, 58% (59 requests) were made to United.com and 16% (16 requests) were made to Stats.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (615 ms) relates to the external source United.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 700.4 kB (34%)

Content Size

2.1 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Mileageplus.com main page is 2.1 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. 70% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 54.1 kB

  • Original 70.6 kB
  • After minification 69.1 kB
  • After compression 16.5 kB

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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 54.1 kB or 77% of the original size.

Image Optimization

-3%

Potential reduce by 40.1 kB

  • Original 1.2 MB
  • After minification 1.1 MB

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. Mileage Plus images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 522.3 kB

  • Original 738.3 kB
  • After minification 721.5 kB
  • After compression 216.0 kB

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 522.3 kB or 71% of the original size.

CSS Optimization

-81%

Potential reduce by 83.8 kB

  • Original 103.0 kB
  • After minification 88.0 kB
  • After compression 19.3 kB

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. Mileageplus.com needs all CSS files to be minified and compressed as it can save up to 83.8 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 60 (69%)

Requests Now

87

After Optimization

27

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 87 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mileage Plus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

mileageplus.com

mileageplus.com

88 ms

notfound.aspx

notfound.aspx

85 ms

default.aspx

default.aspx

615 ms

StyleSheet.css

StyleSheet.css

9 ms

legacy-header-footer

legacy-header-footer

80 ms

awf4abw.js

awf4abw.js

20 ms

TeaLeaf.min.js

TeaLeaf.min.js

20 ms

Bootstrap.js

Bootstrap.js

48 ms

jquery.min.js

jquery.min.js

34 ms

legacy-default

legacy-default

145 ms

WebResource.axd

WebResource.axd

35 ms

mileagePlusstyles.css

mileagePlusstyles.css

32 ms

CommonClientCallBack.js

CommonClientCallBack.js

22 ms

ScriptResource.axd

ScriptResource.axd

40 ms

ScriptResource.axd

ScriptResource.axd

43 ms

MP_tbot_offer_tiles.css

MP_tbot_offer_tiles.css

36 ms

calljquerycore2.js

calljquerycore2.js

38 ms

mp_tiles.js

mp_tiles.js

38 ms

StyleSheet.css

StyleSheet.css

41 ms

awf4abw-k.css

awf4abw-k.css

3 ms

mmcore.js

mmcore.js

52 ms

serverComponent.php

serverComponent.php

22 ms

6ca1b1f79cc5b64739b5dba6c86023df.js

6ca1b1f79cc5b64739b5dba6c86023df.js

6 ms

3f34659aa0a3d1c00011e934f45caf58.js

3f34659aa0a3d1c00011e934f45caf58.js

10 ms

f687bd2f626e719d67319baffe6ca1d2.js

f687bd2f626e719d67319baffe6ca1d2.js

16 ms

c37ea1c6e3b5167bc13e9fdaef4a03b0.js

c37ea1c6e3b5167bc13e9fdaef4a03b0.js

28 ms

b49ca436acd8a370e16d948ac163f54d.js

b49ca436acd8a370e16d948ac163f54d.js

31 ms

154ee1a75607e0b1ca2306650b52a51f.js

154ee1a75607e0b1ca2306650b52a51f.js

33 ms

ab7647df6dca732bc239fd41a6d2d15e.js

ab7647df6dca732bc239fd41a6d2d15e.js

28 ms

49d40597d05bfec0cf6d8113d5a0fbdd.js

49d40597d05bfec0cf6d8113d5a0fbdd.js

29 ms

05267bfe0845f23558f0842daca01815.js

05267bfe0845f23558f0842daca01815.js

33 ms

21 ms

dc.js

dc.js

336 ms

unitedLogo-white.png

unitedLogo-white.png

80 ms

x-close.gif

x-close.gif

71 ms

20160106_16409_hertz_navres.jpg

20160106_16409_hertz_navres.jpg

258 ms

WebResource.axd

WebResource.axd

257 ms

logo_mileage_plus.gif

logo_mileage_plus.gif

68 ms

MP_Home_photo_01.png

MP_Home_photo_01.png

255 ms

MP_Home_photo_2.png

MP_Home_photo_2.png

252 ms

Bangkok_139491043_75_UA-CTY-18761_334x258.png

Bangkok_139491043_75_UA-CTY-18761_334x258.png

259 ms

Beach_FamilyWalking_334x258.png

Beach_FamilyWalking_334x258.png

257 ms

Beach_Surfing_334x258.png

Beach_Surfing_334x258.png

260 ms

Frankfurt_135381709_75_UA-CTY-18761_334x258.png

Frankfurt_135381709_75_UA-CTY-18761_334x258.png

259 ms

Madrid_96229446_75_UA-CTY-18761_334x258.png

Madrid_96229446_75_UA-CTY-18761_334x258.png

260 ms

OverlookingOcean_334x258.png

OverlookingOcean_334x258.png

262 ms

Snorkling_334x258.png

Snorkling_334x258.png

261 ms

TobagoBay_WomanRelaxingOnCatamaran_334x258.png

TobagoBay_WomanRelaxingOnCatamaran_334x258.png

262 ms

question-mark.gif

question-mark.gif

263 ms

btnLtBlue.gif

btnLtBlue.gif

267 ms

ExplorerBus_HOP2_250x80_2XGas.jpg

ExplorerBus_HOP2_250x80_2XGas.jpg

265 ms

mp_yellowLeftBdr.png

mp_yellowLeftBdr.png

265 ms

dotted-vert.png

dotted-vert.png

266 ms

cta-arrow.png

cta-arrow.png

265 ms

MPE_TTOP_180x150_V1_Boarding.jpg

MPE_TTOP_180x150_V1_Boarding.jpg

268 ms

staralliance.png

staralliance.png

267 ms

dashnavyhoriz2.gif

dashnavyhoriz2.gif

222 ms

3KGi-23Sh5VkDe-S84M4nylWn7xP95hBRio2skdujabffO0tggMmeMJ6Mk6g5Mb.woff

3KGi-23Sh5VkDe-S84M4nylWn7xP95hBRio2skdujabffO0tggMmeMJ6Mk6g5Mb.woff

328 ms

uYiaThPvNY1-2PwCr1m5iQbz7UgEKxSOWjIZOV5aom6ffOctggMmeMJ6Mk6g5Mw.woff

uYiaThPvNY1-2PwCr1m5iQbz7UgEKxSOWjIZOV5aom6ffOctggMmeMJ6Mk6g5Mw.woff

384 ms

u73VOPk-GtjZz9cdF9yjzO-F3h611I4d8M7r43dTikCffOktggMmeMJ6Mk6g5Mj.woff

u73VOPk-GtjZz9cdF9yjzO-F3h611I4d8M7r43dTikCffOktggMmeMJ6Mk6g5Mj.woff

288 ms

oo_engine.min.js

oo_engine.min.js

211 ms

top_11.1_15.3_Vinesse_178x56.jpg

top_11.1_15.3_Vinesse_178x56.jpg

71 ms

MPT_DigitalMediaStore2_178x56.jpg

MPT_DigitalMediaStore2_178x56.jpg

71 ms

mpt_EmailAcq_178x56.jpg

mpt_EmailAcq_178x56.jpg

59 ms

arrow.png

arrow.png

59 ms

main.png

main.png

15 ms

oo-float-white-feedback-b.gif

oo-float-white-feedback-b.gif

10 ms

activityi;src=2896678;type=retar578;cat=unite154;ord=2928939473349.601

activityi;src=2896678;type=retar578;cat=unite154;ord=2928939473349.601

51 ms

notfound.aspx

notfound.aspx

561 ms

x5k1_qYlbXGNbVo9II62YGt3eVTnvgZBz4gPeVnUGntffOktggMmeMJ6MP6g5Mj.otf

x5k1_qYlbXGNbVo9II62YGt3eVTnvgZBz4gPeVnUGntffOktggMmeMJ6MP6g5Mj.otf

279 ms

conversion.js

conversion.js

65 ms

beacon

beacon

164 ms

beacon

beacon

157 ms

A3yXWZdhQ2BgDjIcPkOoRfwy8j2IoISXoV_AeWpOHl6ffO0tggMmeMJ6MP6g5Mb.otf

A3yXWZdhQ2BgDjIcPkOoRfwy8j2IoISXoV_AeWpOHl6ffO0tggMmeMJ6MP6g5Mb.otf

216 ms

90 ms

activity;src=4260694;type=invmedia;cat=ewhcnqg0;ord=8614422797691.077

activity;src=4260694;type=invmedia;cat=ewhcnqg0;ord=8614422797691.077

115 ms

89 ms

activity;src=4260699;type=invmedia;cat=79drvszq;ord=5206397920846.939

activity;src=4260699;type=invmedia;cat=79drvszq;ord=5206397920846.939

152 ms

rje8Gaa2fcvYXZRvKm8TjuwARGEb2zD8hsWTcMQxDnvffOctggMmeMJ6MP6g5Mw.otf

rje8Gaa2fcvYXZRvKm8TjuwARGEb2zD8hsWTcMQxDnvffOctggMmeMJ6MP6g5Mw.otf

242 ms

pixel

pixel

64 ms

pixel

pixel

53 ms

51 ms

61 ms

XZkJkLHvtIB7WaoH5_7PPolDQR0GE-Jeagya3ZniTFjffO0tggMmeMI6MP6g5Mb.otf

XZkJkLHvtIB7WaoH5_7PPolDQR0GE-Jeagya3ZniTFjffO0tggMmeMI6MP6g5Mb.otf

237 ms

jfilBleDlDxe8Nuf6pR0-A6HPU-qZhPRjgceMm0ptyGffOktggMmeMI6MP6g5Mj.otf

jfilBleDlDxe8Nuf6pR0-A6HPU-qZhPRjgceMm0ptyGffOktggMmeMI6MP6g5Mj.otf

199 ms

ph2dG4pp5HNyOjwjXRzO1vJpKP6ea1HzYGdXmYl-5ajffOctggMmeMI6MP6g5Mw.otf

ph2dG4pp5HNyOjwjXRzO1vJpKP6ea1HzYGdXmYl-5ajffOctggMmeMI6MP6g5Mw.otf

261 ms

__utm.gif

__utm.gif

121 ms

lr.php

lr.php

428 ms

__utm.gif

__utm.gif

20 ms

__utm.gif

__utm.gif

30 ms

__utm.gif

__utm.gif

32 ms

__utm.gif

__utm.gif

34 ms

__utm.gif

__utm.gif

36 ms

__utm.gif

__utm.gif

35 ms

__utm.gif

__utm.gif

36 ms

__utm.gif

__utm.gif

39 ms

__utm.gif

__utm.gif

41 ms

__utm.gif

__utm.gif

43 ms

__utm.gif

__utm.gif

44 ms

__utm.gif

__utm.gif

44 ms

__utm.gif

__utm.gif

45 ms

__utm.gif

__utm.gif

47 ms

Accessibility Review

mileageplus.com accessibility score

90

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

mileageplus.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

mileageplus.com SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Document doesn't have a valid hreflang

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Mileageplus.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Mileageplus.com main page’s claimed encoding is . 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.

Social Sharing Optimization

mileageplus.com

Open Graph description is not detected on the main page of Mileage Plus. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: