Tools & Wizards About Us
esferatronic.com.br screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

esferatronic.com.br

Esferatronic Comercio e Distribuição

Page Load Speed

13.1 sec in total

First Response

1.5 sec

Resources Loaded

6.3 sec

Page Rendered

5.4 sec

esferatronic.com.br screenshot

About Website

Welcome to esferatronic.com.br homepage info - get ready to check Esferatronic best content right away, or after learning these important things about esferatronic.com.br

Tudo o que você precisa para proteger o seu imóvel com qualidade e segurança Parcele em até 5x sem juros ou 5% de Desconto à Vista. As Melhores Marcas em Alarmes, Portão eletrônico, Câmera de Seguranç...

Visit esferatronic.com.br

Key Findings

We analyzed Esferatronic.com.br page load time and found that the first response time was 1.5 sec and then it took 11.7 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

esferatronic.com.br performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.4 s

2/100

10%

LCP (Largest Contentful Paint)

Value15.0 s

0/100

25%

SI (Speed Index)

Value9.8 s

10/100

10%

TBT (Total Blocking Time)

Value1,880 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0.107

88/100

15%

TTI (Time to Interactive)

Value14.8 s

8/100

10%

Network Requests Diagram

esferatronic.com.br

1457 ms

www.esferatronic.com.br

180 ms

www.esferatronic.com.br

481 ms

bootstrap.min.css

57 ms

css

62 ms

Our browser made a total of 156 requests to load all elements on the main page. We found that 3% of them (4 requests) were addressed to the original Esferatronic.com.br, 82% (128 requests) were made to Images.tcdn.com.br and 6% (10 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Images.tcdn.com.br.

Page Optimization Overview & Recommendations

Page size can be reduced by 997.8 kB (13%)

Content Size

7.4 MB

After Optimization

6.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Esferatronic.com.br main page is 7.4 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 6.6 MB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 631.7 kB

  • Original 685.2 kB
  • After minification 362.7 kB
  • After compression 53.5 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. This page needs HTML code to be minified as it can gain 322.5 kB, which is 47% 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 631.7 kB or 92% of the original size.

Image Optimization

-5%

Potential reduce by 315.3 kB

  • Original 6.6 MB
  • After minification 6.3 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. Esferatronic images are well optimized though.

JavaScript Optimization

-57%

Potential reduce by 45.5 kB

  • Original 79.3 kB
  • After minification 78.9 kB
  • After compression 33.8 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 45.5 kB or 57% of the original size.

CSS Optimization

-13%

Potential reduce by 5.3 kB

  • Original 40.8 kB
  • After minification 40.8 kB
  • After compression 35.5 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. Esferatronic.com.br needs all CSS files to be minified and compressed as it can save up to 5.3 kB or 13% of the original size.

Requests Breakdown

Number of requests can be reduced by 29 (20%)

Requests Now

142

After Optimization

113

  • Images
  • JavaScript
  • CSS

The browser has sent 142 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Esferatronic. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

esferatronic.com.br

esferatronic.com.br

1457 ms

www.esferatronic.com.br

www.esferatronic.com.br

180 ms

www.esferatronic.com.br

www.esferatronic.com.br

481 ms

bootstrap.min.css

bootstrap.min.css

57 ms

css

css

62 ms

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css

79 ms

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css

94 ms

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75 ms

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64 ms

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theme.min.css

65 ms

sistema.css

sistema.css

59 ms

open-mobile.css

open-mobile.css

62 ms

owl.carousel.css

owl.carousel.css

63 ms

owl.theme.css

owl.theme.css

60 ms

owl.transitions.css

owl.transitions.css

66 ms

slick.css

slick.css

68 ms

slick-theme.css

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67 ms

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303 ms

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66 ms

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59 ms

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68 ms

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67 ms

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js

105 ms

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73 ms

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44 ms

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44 ms

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41 ms

owl.carousel.min.js

owl.carousel.min.js

48 ms

slick.min.js

slick.min.js

48 ms

css

css

32 ms

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951 ms

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748 ms

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1091 ms

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1038 ms

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1270 ms

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1214 ms

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1063 ms

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1063 ms

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1045 ms

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1239 ms

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1087 ms

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1238 ms

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1113 ms

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1115 ms

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1138 ms

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1119 ms

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1452 ms

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1160 ms

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112 ms

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113 ms

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190 ms

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193 ms

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250 ms

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250 ms

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248 ms

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249 ms

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249 ms

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249 ms

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1126 ms

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141 ms

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129 ms

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1552 ms

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1481 ms

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1163 ms

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1012 ms

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1309 ms

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1142 ms

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22 ms

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1040 ms

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1065 ms

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811 ms

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787 ms

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1050 ms

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783 ms

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841 ms

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1739 ms

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719 ms

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1088 ms

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43 ms

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639 ms

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652 ms

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1003 ms

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715 ms

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1109 ms

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729 ms

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tomada_para_rele_fotocelula_fixa_com_suporte_metalico_568_1_20220713132420.png

1099 ms

kit_2_cameras_bullet_full_hd_1080p_vhd_1010_dvr_8_canais_intelbras_full_hd_acessorios_1541_1_1c868b77b7e2477a1102199c375e5b5f_20220713132416.jpg

kit_2_cameras_bullet_full_hd_1080p_vhd_1010_dvr_8_canais_intelbras_full_hd_acessorios_1541_1_1c868b77b7e2477a1102199c375e5b5f_20220713132416.jpg

738 ms

kit_2_cameras_bullet_hd_720p_vhd_1010_dvr_4_canais_intelbras_full_hd_acessorios_1533_1_baac675c61e51e0a30c2a3aa7cf4d19e_20220713132413.jpg

kit_2_cameras_bullet_hd_720p_vhd_1010_dvr_4_canais_intelbras_full_hd_acessorios_1533_1_baac675c61e51e0a30c2a3aa7cf4d19e_20220713132413.jpg

758 ms

central_de_alarme_wifi_c36_smart_on_ppa_monitorada_por_aplicativo_1765_1_129e0ae4b947523691e0f94b4fb3e496.jpg

central_de_alarme_wifi_c36_smart_on_ppa_monitorada_por_aplicativo_1765_1_129e0ae4b947523691e0f94b4fb3e496.jpg

943 ms

video_porteiro_intelbras_ivr_1010_tela_lcd_4_3_e_visao_noturna_948_1_20220713132425.jpg

video_porteiro_intelbras_ivr_1010_tela_lcd_4_3_e_visao_noturna_948_1_20220713132425.jpg

1213 ms

central_placa_de_comando_universal_x2_st_full_para_portao_eletronico_1447_1_c54791d7d3ed47bad118748ba042da4a_20220713132239.jpg

central_placa_de_comando_universal_x2_st_full_para_portao_eletronico_1447_1_c54791d7d3ed47bad118748ba042da4a_20220713132239.jpg

927 ms

sensor_de_barreira_infravermelho_ativo_2_feixes_70_metros_gs0116_giga_1443_1_bb2d18d5d3a5464a80b98a86b918dceb_20220713132028.jpg

sensor_de_barreira_infravermelho_ativo_2_feixes_70_metros_gs0116_giga_1443_1_bb2d18d5d3a5464a80b98a86b918dceb_20220713132028.jpg

932 ms

kit_alarme_intelbras_anm_24_net_monitoramento_via_aplicativo_1_sensor_infra_pet_sem_fio_e_2_sensores_1339_1_bd526832bd0c02cd2d47c56418eb2270_20220713132025.jpg

kit_alarme_intelbras_anm_24_net_monitoramento_via_aplicativo_1_sensor_infra_pet_sem_fio_e_2_sensores_1339_1_bd526832bd0c02cd2d47c56418eb2270_20220713132025.jpg

1277 ms

dvr_intelbras_mhdx_1204_gravador_digital_de_video_multi_hd_4_canais_5_em_1_com_deteccao_inteligente__1565_1_e846621e7222ac87a59d92ea9237387a_20220713132410.jpg

dvr_intelbras_mhdx_1204_gravador_digital_de_video_multi_hd_4_canais_5_em_1_com_deteccao_inteligente__1565_1_e846621e7222ac87a59d92ea9237387a_20220713132410.jpg

1050 ms

conjunto_eixo_completo_dz_rio_1_4hp_analogico_coroa_z23_e_engrenagem_z18_ppa_1791_1_8c583fa109677b801b55cf877ca353dd.jpg

conjunto_eixo_completo_dz_rio_1_4hp_analogico_coroa_z23_e_engrenagem_z18_ppa_1791_1_8c583fa109677b801b55cf877ca353dd.jpg

961 ms

sensor_de_presenca_iluminacao_frontal_110_smart_x_control_app_microcontrolado_bivolt_1395_2_5b9ca7bdb28b7f2f4ea061b2b61d2441_20220713132423.png

sensor_de_presenca_iluminacao_frontal_110_smart_x_control_app_microcontrolado_bivolt_1395_2_5b9ca7bdb28b7f2f4ea061b2b61d2441_20220713132423.png

1463 ms

central_de_comando_eletronica_rossi_wkxh90_bivolt_para_motores_deslizante_1813_1_bf32bfc4e5b24e3fa205a8816ae67119.jpg

central_de_comando_eletronica_rossi_wkxh90_bivolt_para_motores_deslizante_1813_1_bf32bfc4e5b24e3fa205a8816ae67119.jpg

1005 ms

camera_multihd_intelbras_hd_720p_vhd_1010_b_g6_visao_noturna_10m_resistente_a_chuva_ip67_1385_3_4e53a42fd768ed3e9dfa7943890473b6_20220713132412.jpg

camera_multihd_intelbras_hd_720p_vhd_1010_b_g6_visao_noturna_10m_resistente_a_chuva_ip67_1385_3_4e53a42fd768ed3e9dfa7943890473b6_20220713132412.jpg

995 ms

1457444086_004_meio_esferatronic.jpg

1457444086_004_meio_esferatronic.jpg

1003 ms

controle_remoto_433mhz_rolling_code_peccinin_228_1_20220713132318.jpg

controle_remoto_433mhz_rolling_code_peccinin_228_1_20220713132318.jpg

1016 ms

haste_de_aluminio_para_cerca_eletrica_com_4_isoladores_confiseg_298_1_20220713132401.jpg

haste_de_aluminio_para_cerca_eletrica_com_4_isoladores_confiseg_298_1_20220713132401.jpg

856 ms

placa_de_sinalizacao_sorria_voce_esta_sendo_filmado_1051_1_20220713132402.jpeg

placa_de_sinalizacao_sorria_voce_esta_sendo_filmado_1051_1_20220713132402.jpeg

869 ms

conector_bnc_mola_parafuso_4mm_ideal_para_cftv_204_1_20220713132357.jpg

conector_bnc_mola_parafuso_4mm_ideal_para_cftv_204_1_20220713132357.jpg

890 ms

placa_de_sinalizacao_local_protegido_alarme_24_horas_436_1_20220713131944.jpg

placa_de_sinalizacao_local_protegido_alarme_24_horas_436_1_20220713131944.jpg

1192 ms

pilha_recarregavel_elgin_aa_2700_mah_blister_c_4_und_810_1_20220713131945.jpg

pilha_recarregavel_elgin_aa_2700_mah_blister_c_4_und_810_1_20220713131945.jpg

1022 ms

conector_p4_borne_para_alimentacao_de_camera_de_seguranca_206_1_20220713132357.jpg

conector_p4_borne_para_alimentacao_de_camera_de_seguranca_206_1_20220713132357.jpg

946 ms

controle_remoto_garen_433_92_mhz_para_portao_eletronico_240_1_20220713132334.jpg

controle_remoto_garen_433_92_mhz_para_portao_eletronico_240_1_20220713132334.jpg

880 ms

haste_de_aluminio_para_cerca_eletrica_com_6_isoladores_confiseg_300_1_20220713132348.jpg

haste_de_aluminio_para_cerca_eletrica_com_6_isoladores_confiseg_300_1_20220713132348.jpg

898 ms

controle_remoto_rossi_433mhz_rolling_code_hcs_246_2_20220713132444.jpg

controle_remoto_rossi_433mhz_rolling_code_hcs_246_2_20220713132444.jpg

1016 ms

controle_remoto_tok_433_92_mhz_saw_ppa_1361_2_20220713132337.jpg

controle_remoto_tok_433_92_mhz_saw_ppa_1361_2_20220713132337.jpg

998 ms

controle_copiador_duplicador_regravavel_433mhz_penttaxy_230_1_20220713132333.jpg

controle_copiador_duplicador_regravavel_433mhz_penttaxy_230_1_20220713132333.jpg

1094 ms

pilha_recarregavel_elgin_aaa_1000_mah_blister_c_4_palito_812_1_20220713131945.jpg

pilha_recarregavel_elgin_aaa_1000_mah_blister_c_4_palito_812_1_20220713131945.jpg

835 ms

controle_regravavel_ideal_chip_com_chaveiro_433mhz_788_1_20220713132336.jpg

controle_regravavel_ideal_chip_com_chaveiro_433mhz_788_1_20220713132336.jpg

814 ms

kit_cerca_de_ourico_concertina_galvalume_30cm_faz_ate_10_metros_328_1_20220713132356.jpg

kit_cerca_de_ourico_concertina_galvalume_30cm_faz_ate_10_metros_328_1_20220713132356.jpg

812 ms

bateria_recarregavel_9v_250mah_elgin_614_1_84337a3001f50b3bd1ad0d610baac897.jpg

bateria_recarregavel_9v_250mah_elgin_614_1_84337a3001f50b3bd1ad0d610baac897.jpg

1454 ms

cabo_coaxial_cftv_flexivel_rf_4mm_bipolar_2x26awg_aplicacoes_em_cameras_100_metros_1027_1_91c14e3826c0d0f98d5823d74e33fe51.jpg

cabo_coaxial_cftv_flexivel_rf_4mm_bipolar_2x26awg_aplicacoes_em_cameras_100_metros_1027_1_91c14e3826c0d0f98d5823d74e33fe51.jpg

1450 ms

haste_de_ferro_galvonizado_para_cerca_eletrica_com_4_isoladores_302_1_20220713132348.jpg

haste_de_ferro_galvonizado_para_cerca_eletrica_com_4_isoladores_302_1_20220713132348.jpg

865 ms

rolo_cerca_de_ourico_concertina_galvalume_30cm_faz_ate_10_metros_484_1_20220713131855.jpg

rolo_cerca_de_ourico_concertina_galvalume_30cm_faz_ate_10_metros_484_1_20220713131855.jpg

846 ms

placa_de_sinalizacao_local_protegido_por_cameras_de_seguranca_438_1_20220713132400.jpg

placa_de_sinalizacao_local_protegido_por_cameras_de_seguranca_438_1_20220713132400.jpg

1015 ms

conector_bnc_macho_com_borne_para_cftv_644_1_20220713132403.jpg

conector_bnc_macho_com_borne_para_cftv_644_1_20220713132403.jpg

658 ms

lampada_super_led_7w_bulbo_a60_3000k_branco_quente_e_27_bivolt_led_595_1_20220713131926.jpg

lampada_super_led_7w_bulbo_a60_3000k_branco_quente_e_27_bivolt_led_595_1_20220713131926.jpg

825 ms

haste_de_ferro_galvanizado_para_cerca_ourico_concertina_306_1_20220713132354.jpg

haste_de_ferro_galvanizado_para_cerca_ourico_concertina_306_1_20220713132354.jpg

812 ms

controle_remoto_premium_para_alarmes_433_92mhz_code_learning_cronn_1351_1_20220713132013.jpg

controle_remoto_premium_para_alarmes_433_92mhz_code_learning_cronn_1351_1_20220713132013.jpg

725 ms

rele_para_iluminacao_fotoeletrico_eletronico_exatron_476_1_20220713132420.jpg

rele_para_iluminacao_fotoeletrico_eletronico_exatron_476_1_20220713132420.jpg

900 ms

sensor_magnetico_sem_fio_ss200_securi_service_542_1_20220713132026.jpg

sensor_magnetico_sem_fio_ss200_securi_service_542_1_20220713132026.jpg

1351 ms

conversor_balun_passivo_intelbras_vb_501_p_compativeis_cameras_analogicas_hd_full_hd_e_4k_1445_1_42487b3df9f33725558dc61effdbc409_20220713132407.jpg

conversor_balun_passivo_intelbras_vb_501_p_compativeis_cameras_analogicas_hd_full_hd_e_4k_1445_1_42487b3df9f33725558dc61effdbc409_20220713132407.jpg

1082 ms

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timer_temporizador_analogico_com_ate_96_programacoes_p_ligar_e_desl_aparelhos_exatron_564_1_20220713132438.jpg

718 ms

seal-norton2.png

seal-norton2.png

1050 ms

mercado-livre2.png

mercado-livre2.png

752 ms

selo_lojaprotegida.gif

selo_lojaprotegida.gif

740 ms

img-google-safe.jpg

img-google-safe.jpg

884 ms

formas-entrega.png

formas-entrega.png

1181 ms

formas-pagto2.png

formas-pagto2.png

923 ms

logo-bulboo-lojastray.png

logo-bulboo-lojastray.png

937 ms

loading.svg

loading.svg

901 ms

sombracxacessos.png

sombracxacessos.png

1324 ms

widget.js

widget.js

98 ms

Accessibility Review

esferatronic.com.br accessibility score

82

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA input fields do not have accessible names

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

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

esferatronic.com.br best practices score

75

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

esferatronic.com.br 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

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

    PT

  • Language Claimed

    PT

  • Encoding

    ISO-8859-1

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

Social Sharing Optimization

esferatronic.com.br

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