Tools & Wizards About Us
vastmm.com screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 48

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

vastmm.com

Vast MM | เครื่องจักร/ เครื่องมือช่างไฟฟ้า/ เครื่องมือขันทอร์ค

Page Load Speed

13.9 sec in total

First Response

51 ms

Resources Loaded

12.8 sec

Page Rendered

1 sec

vastmm.com screenshot

About Website

Visit vastmm.com now to see the best up-to-date Vast MM content and also check out these interesting facts you probably never knew about vastmm.com

นำเข้าและเป็นตัวแทนเครื่องจักร, เครื่องมือช่างไฟฟ้า แบรนด์ METABO, EUROBOOR, PAOLI, FEIN, EBS, BAIER, OMCA, DUSTCONTROL, BLACKIRON, BRENNENSTUHL, BIBKO, SHUTTLELIFT, MARINE TRAVELIFT

Visit vastmm.com

Key Findings

We analyzed Vastmm.com page load time and found that the first response time was 51 ms and then it took 13.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

vastmm.com performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.6 s

2/100

10%

LCP (Largest Contentful Paint)

Value17.2 s

0/100

25%

SI (Speed Index)

Value26.5 s

0/100

10%

TBT (Total Blocking Time)

Value610 ms

49/100

30%

CLS (Cumulative Layout Shift)

Value1.703

0/100

15%

TTI (Time to Interactive)

Value13.2 s

12/100

10%

Network Requests Diagram

vastmm.com

51 ms

vastmm.com

1034 ms

www.vastmm.com

1421 ms

bootstrap.min.css

36 ms

font-awesome.min.css

48 ms

Our browser made a total of 239 requests to load all elements on the main page. We found that 92% of them (221 requests) were addressed to the original Vastmm.com, 4% (10 requests) were made to Fonts.gstatic.com and 1% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (8.9 sec) belongs to the original domain Vastmm.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.8 MB (15%)

Content Size

18.8 MB

After Optimization

16.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vastmm.com main page is 18.8 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. Only a small number of websites need less resources to load. Images take 18.2 MB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 312.6 kB

  • Original 344.6 kB
  • After minification 276.1 kB
  • After compression 32.0 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. This page needs HTML code to be minified as it can gain 68.5 kB, which is 20% 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 312.6 kB or 91% of the original size.

Image Optimization

-14%

Potential reduce by 2.5 MB

  • Original 18.2 MB
  • After minification 15.8 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. Obviously, Vast MM needs image optimization as it can save up to 2.5 MB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-17%

Potential reduce by 28.3 kB

  • Original 169.9 kB
  • After minification 169.4 kB
  • After compression 141.6 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 28.3 kB or 17% of the original size.

CSS Optimization

-17%

Potential reduce by 11.9 kB

  • Original 68.3 kB
  • After minification 67.9 kB
  • After compression 56.5 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. Vastmm.com needs all CSS files to be minified and compressed as it can save up to 11.9 kB or 17% of the original size.

Requests Breakdown

Number of requests can be reduced by 54 (24%)

Requests Now

223

After Optimization

169

  • Images
  • JavaScript
  • CSS

The browser has sent 223 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vast MM. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 22 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

vastmm.com

vastmm.com

51 ms

vastmm.com

vastmm.com

1034 ms

www.vastmm.com

www.vastmm.com

1421 ms

bootstrap.min.css

bootstrap.min.css

36 ms

font-awesome.min.css

font-awesome.min.css

48 ms

jquery.min.js

jquery.min.js

45 ms

bootstrap.min.js

bootstrap.min.js

43 ms

css

css

75 ms

css

css

81 ms

icon

icon

94 ms

styles.css

styles.css

32 ms

owl.carousel.css

owl.carousel.css

30 ms

owl.theme.css

owl.theme.css

29 ms

cms.css

cms.css

45 ms

theme.css

theme.css

70 ms

widgets.css

widgets.css

45 ms

responsive.css

responsive.css

74 ms

style.css

style.css

73 ms

amlabel.css

amlabel.css

80 ms

styles.css

styles.css

80 ms

amshopby.css

amshopby.css

80 ms

ajaxsearch.css

ajaxsearch.css

80 ms

easyflags.css

easyflags.css

80 ms

googlerecaptcha.css

googlerecaptcha.css

88 ms

custommenu.css

custommenu.css

86 ms

tooltipster.css

tooltipster.css

89 ms

prototype.js

prototype.js

108 ms

ccard.js

ccard.js

88 ms

validation.js

validation.js

98 ms

builder.js

builder.js

102 ms

effects.js

effects.js

102 ms

dragdrop.js

dragdrop.js

103 ms

controls.js

controls.js

126 ms

slider.js

slider.js

125 ms

js.js

js.js

127 ms

form.js

form.js

120 ms

menu.js

menu.js

129 ms

translate.js

translate.js

129 ms

cookies.js

cookies.js

129 ms

et_currencymanager_round.js

et_currencymanager_round.js

132 ms

product_options.js

product_options.js

131 ms

picturefill.js

picturefill.js

130 ms

ajaxsearch.js

ajaxsearch.js

132 ms

js

js

92 ms

custommenu.js

custommenu.js

113 ms

jquery.tooltipster.min.js

jquery.tooltipster.min.js

112 ms

head.load.min.js

head.load.min.js

113 ms

pccforms.js

pccforms.js

106 ms

email-decode.min.js

email-decode.min.js

11 ms

owl.carousel.js

owl.carousel.js

141 ms

init.js

init.js

343 ms

logo.png

logo.png

68 ms

cart.svg

cart.svg

60 ms

icon-wishlist.svg

icon-wishlist.svg

63 ms

icon-regis.svg

icon-regis.svg

65 ms

btn-close.svg

btn-close.svg

68 ms

s-down.png

s-down.png

65 ms

loader.gif

loader.gif

1058 ms

search-bt.png

search-bt.png

69 ms

Multibattery_Banner.jpg

Multibattery_Banner.jpg

71 ms

Clearance.jpg

Clearance.jpg

77 ms

ebs260_show.jpg

ebs260_show.jpg

72 ms

ebs260_show.jpg

ebs260_show.jpg

71 ms

btn-wishlist.svg

btn-wishlist.svg

73 ms

btn-compare.svg

btn-compare.svg

75 ms

btn-cart.svg

btn-cart.svg

274 ms

ebs250_display.jpg

ebs250_display.jpg

276 ms

ebs250_display.jpg

ebs250_display.jpg

273 ms

ebm36p18v.jpg

ebm36p18v.jpg

274 ms

ebm36p18v.jpg

ebm36p18v.jpg

273 ms

0240300a.jpg

0240300a.jpg

280 ms

0240300a.jpg

0240300a.jpg

280 ms

0240200a.jpg

0240200a.jpg

281 ms

0240200a.jpg

0240200a.jpg

281 ms

1_1.png

1_1.png

282 ms

1_1.png

1_1.png

293 ms

0SALES_50x50.png

0SALES_50x50.png

291 ms

kbe65-2m_10_800x600_1.jpg

kbe65-2m_10_800x600_1.jpg

291 ms

kbe65-2m_10_800x600_1.jpg

kbe65-2m_10_800x600_1.jpg

291 ms

kbu_35_mqw_10_800x600_1.jpg

kbu_35_mqw_10_800x600_1.jpg

292 ms

kbu_35_mqw_10_800x600_1.jpg

kbu_35_mqw_10_800x600_1.jpg

871 ms

picture9.jpg

picture9.jpg

872 ms

picture9.jpg

picture9.jpg

868 ms

picture14.jpg

picture14.jpg

871 ms

picture14.jpg

picture14.jpg

871 ms

picture13_1.jpg

picture13_1.jpg

970 ms

picture13_1.jpg

picture13_1.jpg

970 ms

picture12.jpg

picture12.jpg

967 ms

picture12.jpg

picture12.jpg

965 ms

picture11.jpg

picture11.jpg

966 ms

picture11.jpg

picture11.jpg

967 ms

picture10_1.jpg

picture10_1.jpg

964 ms

picture10_1.jpg

picture10_1.jpg

968 ms

picture8.jpg

picture8.jpg

963 ms

picture8.jpg

picture8.jpg

963 ms

picture7.jpg

picture7.jpg

966 ms

picture7.jpg

picture7.jpg

963 ms

picture6_3.jpg

picture6_3.jpg

959 ms

picture6_3.jpg

picture6_3.jpg

963 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVcUwaEQXjM.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVcUwaEQXjM.ttf

220 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjr0B4gaVcUwaEQXjM.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjr0B4gaVcUwaEQXjM.ttf

798 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVcUwaEQXjM.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVcUwaEQXjM.ttf

799 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVcUwaEQXjM.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVcUwaEQXjM.ttf

949 ms

kbk-vp.jpg

kbk-vp.jpg

961 ms

kbk-vp.jpg

kbk-vp.jpg

765 ms

picture1_1_1.jpg

picture1_1_1.jpg

768 ms

picture1_1_1.jpg

picture1_1_1.jpg

764 ms

file_9.jpg

file_9.jpg

766 ms

file_9.jpg

file_9.jpg

765 ms

bdn511_komplett_be2019_rgb_low.jpg

bdn511_komplett_be2019_rgb_low.jpg

763 ms

bdn511_komplett_be2019_rgb_low.jpg

bdn511_komplett_be2019_rgb_low.jpg

762 ms

Baier_Germany.jpg

Baier_Germany.jpg

764 ms

bdn511_det_cmyk.jpg

bdn511_det_cmyk.jpg

761 ms

nKKU-Go6G5tXcr4uPhWnVaRrNlJz.ttf

nKKU-Go6G5tXcr4uPhWnVaRrNlJz.ttf

751 ms

nKKU-Go6G5tXcr5KPxWnVaRrNlJz.ttf

nKKU-Go6G5tXcr5KPxWnVaRrNlJz.ttf

749 ms

nKKU-Go6G5tXcr5mOBWnVaRrNlJz.ttf

nKKU-Go6G5tXcr5mOBWnVaRrNlJz.ttf

742 ms

nKKZ-Go6G5tXcraVGwWKd6xB.ttf

nKKZ-Go6G5tXcraVGwWKd6xB.ttf

755 ms

nKKU-Go6G5tXcr4-ORWnVaRrNlJz.ttf

nKKU-Go6G5tXcr4-ORWnVaRrNlJz.ttf

757 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

2217 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

591 ms

bdn511_det_cmyk.jpg

bdn511_det_cmyk.jpg

755 ms

bsm287_det_cmyk.jpg

bsm287_det_cmyk.jpg

753 ms

bsm287_det_cmyk.jpg

bsm287_det_cmyk.jpg

756 ms

_003.jpg

_003.jpg

754 ms

_003.jpg

_003.jpg

753 ms

flUhRq6tzZclQEJ-Vdg-IuiaDsNZIhQ8tQ.ttf

flUhRq6tzZclQEJ-Vdg-IuiaDsNZIhQ8tQ.ttf

605 ms

11000-mixer.jpg

11000-mixer.jpg

179 ms

11000-mixer.jpg

11000-mixer.jpg

177 ms

bsm2882_det_cmyk.jpg

bsm2882_det_cmyk.jpg

178 ms

bsm2882_det_cmyk.jpg

bsm2882_det_cmyk.jpg

179 ms

bsm2863_det_cmyk.jpg

bsm2863_det_cmyk.jpg

180 ms

bsm2863_det_cmyk.jpg

bsm2863_det_cmyk.jpg

164 ms

bss607m-p.jpg

bss607m-p.jpg

166 ms

bss607m-p.jpg

bss607m-p.jpg

163 ms

baier_bss_606l.jpg

baier_bss_606l.jpg

163 ms

baier_bss_606l.jpg

baier_bss_606l.jpg

163 ms

baier_bss_306_1.jpg

baier_bss_306_1.jpg

163 ms

baier_bss_306_1.jpg

baier_bss_306_1.jpg

165 ms

baier_bdb_835.jpg

baier_bdb_835.jpg

163 ms

baier_bdb_835.jpg

baier_bdb_835.jpg

164 ms

baier_bdb_835_stand.jpg

baier_bdb_835_stand.jpg

163 ms

baier_bdb_835_stand.jpg

baier_bdb_835_stand.jpg

163 ms

ea-350x500_3.jpg

ea-350x500_3.jpg

163 ms

ea-350x500_3.jpg

ea-350x500_3.jpg

163 ms

0NEW_50x50.png

0NEW_50x50.png

165 ms

ebwerkstatt03.10-wiemesseflyer_7_.jpg

ebwerkstatt03.10-wiemesseflyer_7_.jpg

163 ms

ebwerkstatt03.10-wiemesseflyer_7_.jpg

ebwerkstatt03.10-wiemesseflyer_7_.jpg

163 ms

efcip-radial-350x500.jpg

efcip-radial-350x500.jpg

165 ms

efcip-radial-350x500.jpg

efcip-radial-350x500.jpg

166 ms

missing-link-350x500.jpg

missing-link-350x500.jpg

165 ms

missing-link-350x500.jpg

missing-link-350x500.jpg

163 ms

m-350x500.jpg

m-350x500.jpg

164 ms

m-350x500.jpg

m-350x500.jpg

165 ms

lhp-350x500-k.jpg

lhp-350x500-k.jpg

165 ms

lhp-350x500-k.jpg

lhp-350x500-k.jpg

165 ms

leva1_350x500.jpg

leva1_350x500.jpg

163 ms

leva1_350x500.jpg

leva1_350x500.jpg

166 ms

velox-350x500.jpg

velox-350x500.jpg

163 ms

velox-350x500.jpg

velox-350x500.jpg

164 ms

nova-350x500.jpg

nova-350x500.jpg

165 ms

nova-350x500.jpg

nova-350x500.jpg

166 ms

at-titel350x500.jpg

at-titel350x500.jpg

166 ms

at-titel350x500.jpg

at-titel350x500.jpg

163 ms

ax-350x500.jpg

ax-350x500.jpg

165 ms

ax-350x500.jpg

ax-350x500.jpg

164 ms

xdrive-norwolf-titel-350x500.jpg

xdrive-norwolf-titel-350x500.jpg

43 ms

xdrive-norwolf-titel-350x500.jpg

xdrive-norwolf-titel-350x500.jpg

46 ms

1173730000_2.jpg

1173730000_2.jpg

44 ms

1173730000_2.jpg

1173730000_2.jpg

42 ms

1173700004_1_4.jpg

1173700004_1_4.jpg

40 ms

1173700004_1_4.jpg

1173700004_1_4.jpg

45 ms

1173700003_1.jpg

1173700003_1.jpg

45 ms

1173700003_1.jpg

1173700003_1.jpg

44 ms

1173700001_3.jpg

1173700001_3.jpg

43 ms

1173700001_3.jpg

1173700001_3.jpg

45 ms

1173700007_3.jpg

1173700007_3.jpg

45 ms

1173700007_3.jpg

1173700007_3.jpg

52 ms

1173140600_1.jpg

1173140600_1.jpg

49 ms

1173140600_1.jpg

1173140600_1.jpg

49 ms

1173140400_3.jpg

1173140400_3.jpg

50 ms

1173140400_3.jpg

1173140400_3.jpg

50 ms

sl350.jpg

sl350.jpg

54 ms

sl350.jpg

sl350.jpg

49 ms

hl701at.jpg

hl701at.jpg

47 ms

hl701at.jpg

hl701at.jpg

52 ms

rufus3020.jpg

rufus3020.jpg

53 ms

rufus3020.jpg

rufus3020.jpg

54 ms

kl200f.jpg

kl200f.jpg

54 ms

kl200f.jpg

kl200f.jpg

56 ms

kl100.jpg

kl100.jpg

55 ms

kl100.jpg

kl100.jpg

57 ms

SL_Banner_01.jpg

SL_Banner_01.jpg

60 ms

Marine_Banner_01.jpg

Marine_Banner_01.jpg

66 ms

Forklift_01.jpg

Forklift_01.jpg

61 ms

Dustcontrol_Banner.jpg

Dustcontrol_Banner.jpg

80 ms

Omca_Banner_01.jpg

Omca_Banner_01.jpg

65 ms

Bibko_Banner.jpg

Bibko_Banner.jpg

75 ms

Metabo_Brand.jpg

Metabo_Brand.jpg

72 ms

Euroboor_Brand.jpg

Euroboor_Brand.jpg

74 ms

b1.png

b1.png

62 ms

b3.png

b3.png

70 ms

Baier_340.jpg

Baier_340.jpg

71 ms

Bl_340.jpg

Bl_340.jpg

73 ms

Omca_340.jpg

Omca_340.jpg

68 ms

TAG_340.jpg

TAG_340.jpg

68 ms

Dust_340.jpg

Dust_340.jpg

78 ms

Bren_340.jpg

Bren_340.jpg

81 ms

b6.png

b6.png

79 ms

b4.png

b4.png

78 ms

b5.png

b5.png

80 ms

icon-news.svg

icon-news.svg

85 ms

icon-phone.svg

icon-phone.svg

84 ms

icon-mail.svg

icon-mail.svg

78 ms

icon-fb.png

icon-fb.png

79 ms

icon-youtube.png

icon-youtube.png

82 ms

arrow.png

arrow.png

87 ms

shadow.png

shadow.png

90 ms

EBS260_slider.jpg

EBS260_slider.jpg

2394 ms

Euroboor_Slide.jpg

Euroboor_Slide.jpg

2505 ms

Angle_Grinder.jpg

Angle_Grinder.jpg

1638 ms

KFM_16_5_Slider.jpg

KFM_16_5_Slider.jpg

2538 ms

B60S_Slide.jpg

B60S_Slide.jpg

2499 ms

Nodha_Slide.jpg

Nodha_Slide.jpg

3690 ms

Omca_Slide05.jpg

Omca_Slide05.jpg

4050 ms

BDB_Slide.jpg

BDB_Slide.jpg

4825 ms

BDN_511_Slider_07.jpg

BDN_511_Slider_07.jpg

4986 ms

Concrete_Polishing.jpg

Concrete_Polishing.jpg

4812 ms

DCSystem_Mobile.jpg

DCSystem_Mobile.jpg

5104 ms

Battery_Slider_02.jpg

Battery_Slider_02.jpg

5927 ms

Brennen_Multi.jpg

Brennen_Multi.jpg

6268 ms

BIBKO_Slider.jpg

BIBKO_Slider.jpg

7199 ms

Shuttlelift_Slide3.jpg

Shuttlelift_Slide3.jpg

7204 ms

150CII_Slide.jpg

150CII_Slide.jpg

7251 ms

FEIN_Banner1a.jpg

FEIN_Banner1a.jpg

6870 ms

Euroboor_banner02.jpg

Euroboor_banner02.jpg

7800 ms

Baier_Banner1a.jpg

Baier_Banner1a.jpg

8092 ms

alki_Banner1a.jpg

alki_Banner1a.jpg

8765 ms

Brennenstuhl_Banner05.jpg

Brennenstuhl_Banner05.jpg

8872 ms

print.css

print.css

14 ms

Accessibility Review

vastmm.com accessibility score

48

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

vastmm.com best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

vastmm.com SEO score

82

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

Image elements do not have [alt] attributes

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

    TH

  • Language Claimed

    TH

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vastmm.com can be misinterpreted by Google and other search engines. Our service has detected that Thai is used on the page, and it matches the claimed language. Our system also found out that Vastmm.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

vastmm.com

Open Graph description is not detected on the main page of Vast MM. 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: