1.9 sec in total
48 ms
1.4 sec
412 ms
Visit bombsight.org now to see the best up-to-date Bomb Sight content for United Kingdom and also check out these interesting facts you probably never knew about bombsight.org
Bomb Sight makes you discover London during WW2 Luftwaffe Blitz bombing raids, exploring maps, images and memories. The Bomb Sight web map and mobile app reveals WW2 bomb census maps between 7/10/1940...
Visit bombsight.orgWe analyzed Bombsight.org page load time and found that the first response time was 48 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.
bombsight.org performance score
name
value
score
weighting
Value2.6 s
65/100
10%
Value6.2 s
11/100
25%
Value3.8 s
84/100
10%
Value400 ms
67/100
30%
Value0.012
100/100
15%
Value6.6 s
57/100
10%
48 ms
19 ms
44 ms
27 ms
16 ms
Our browser made a total of 172 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Bombsight.org, 48% (82 requests) were made to Geoserver.bombsight.org and 22% (37 requests) were made to Static.prod.bombsight.org. The less responsive or slowest element that took the longest time to load (853 ms) relates to the external source Otile2.mqcdn.com.
Page size can be reduced by 1.3 MB (40%)
3.2 MB
1.9 MB
In fact, the total size of Bombsight.org main page is 3.2 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 1.8 MB which makes up the majority of the site volume.
Potential reduce by 123.8 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 123.8 kB or 82% of the original size.
Potential reduce by 199.9 kB
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, Bomb Sight needs image optimization as it can save up to 199.9 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 847.3 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 847.3 kB or 73% of the original size.
Potential reduce by 120.7 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. Bombsight.org needs all CSS files to be minified and compressed as it can save up to 120.7 kB or 82% of the original size.
Number of requests can be reduced by 17 (10%)
168
151
The browser has sent 168 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bomb Sight. 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 from 4 to 1 for CSS and as a result speed up the page load time.
bombsight.org
48 ms
af36c546f0d6.css
19 ms
css
44 ms
b481ac61492e.js
27 ms
dfcd2c7d6b09.css
16 ms
addthis_widget.js
357 ms
2395bfa544ff.js
13 ms
f346201c4912.css
332 ms
ga.js
270 ms
logo_upo.png
251 ms
AerialWithLabels
189 ms
10896.png
217 ms
10896.png
259 ms
10895.png
634 ms
10897.png
303 ms
21871.png
162 ms
ows
604 ms
21871.png
127 ms
21872.png
122 ms
21872.png
127 ms
21870.png
122 ms
21870.png
138 ms
21871.png
127 ms
21871.png
130 ms
21872.png
129 ms
21872.png
131 ms
21870.png
127 ms
21870.png
131 ms
21873.png
130 ms
21873.png
138 ms
21869.png
140 ms
21869.png
152 ms
21873.png
133 ms
21873.png
138 ms
21871.png
134 ms
21871.png
148 ms
21869.png
159 ms
21869.png
150 ms
21872.png
151 ms
21872.png
149 ms
21870.png
169 ms
21870.png
152 ms
21873.png
174 ms
21873.png
163 ms
21869.png
174 ms
21869.png
173 ms
21871.png
172 ms
21871.png
194 ms
21872.png
176 ms
21872.png
169 ms
21870.png
170 ms
10895.png
530 ms
10897.png
451 ms
10894.png
224 ms
10898.png
541 ms
10897.png
249 ms
10894.png
249 ms
10898.png
520 ms
10896.png
494 ms
10895.png
468 ms
10897.png
433 ms
10895.png
525 ms
10894.png
244 ms
10898.png
437 ms
10895.png
511 ms
10894.png
474 ms
10898.png
525 ms
10896.png
500 ms
10897.png
505 ms
bombsight_mappingww2.png
158 ms
bombsight_responsive.png
166 ms
nav_dots.gif
162 ms
nav_arrow.gif
164 ms
glyphicons-halflings.png
167 ms
icons.png
166 ms
ajax-loader.gif
163 ms
pan_controls.gif
166 ms
zoom_controls.gif
173 ms
layers.png
178 ms
bomb_generic.png
173 ms
legend_icon2.png
174 ms
defence_generic_sml.png
174 ms
defence_aggregate.png
174 ms
defence_tank.png
173 ms
defence_personnel.png
172 ms
defence_plane.png
174 ms
defence_ancillary.png
176 ms
bomb_generic_sml.png
176 ms
aggregate_double.png
176 ms
bomb_incendiary.png
176 ms
bomb_parachute.png
175 ms
social_twitter.png
174 ms
social_wpress.png
176 ms
social_youtube.png
177 ms
pan-up.png
206 ms
pan-left.png
177 ms
pan-right.png
177 ms
pan-down.png
178 ms
zoom-in.png
199 ms
zoom-slider.png
197 ms
zoom-out.png
170 ms
logo_nationalarchive.png
169 ms
logo_jisc.png
187 ms
10896.png
465 ms
10895.png
853 ms
10894.png
458 ms
10898.png
394 ms
10896.png
458 ms
10895.png
453 ms
10897.png
464 ms
10894.png
473 ms
10898.png
481 ms
10896.png
447 ms
10897.png
389 ms
10894.png
436 ms
10898.png
478 ms
10896.png
464 ms
10897.png
454 ms
10895.png
463 ms
10894.png
457 ms
10898.png
474 ms
ZvcMqxEwPfh2qDWBPxn6nvzeo8SCrGyBsNQUDsw2Qr8.ttf
367 ms
ZvcMqxEwPfh2qDWBPxn6nn06qf9KHRHwsVx7iw5MXmY.ttf
370 ms
RFda8w1V0eDZheqfcyQ4EInF5uFdDttMLvmWuJdhhgs.ttf
373 ms
21870.png
355 ms
21873.png
455 ms
21873.png
454 ms
21869.png
351 ms
21869.png
361 ms
21871.png
363 ms
21871.png
358 ms
21872.png
363 ms
21872.png
377 ms
21870.png
375 ms
21870.png
376 ms
21871.png
376 ms
21871.png
375 ms
21872.png
376 ms
21872.png
376 ms
21870.png
378 ms
21870.png
364 ms
21873.png
365 ms
21873.png
365 ms
21869.png
372 ms
21869.png
363 ms
21873.png
371 ms
21873.png
369 ms
21871.png
364 ms
21871.png
356 ms
21869.png
357 ms
21869.png
351 ms
21872.png
353 ms
21872.png
353 ms
21870.png
352 ms
21870.png
343 ms
21873.png
343 ms
21873.png
342 ms
21869.png
336 ms
21869.png
338 ms
21871.png
471 ms
21871.png
470 ms
21872.png
462 ms
21872.png
460 ms
21870.png
458 ms
21870.png
446 ms
21873.png
444 ms
21873.png
442 ms
21869.png
442 ms
21869.png
442 ms
300lo.json
34 ms
ows
106 ms
sh.8e5f85691f9aaa082472a194.html
34 ms
bombsight.org accessibility score
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
bombsight.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
bombsight.org SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bombsight.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Bombsight.org 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.
bombsight.org
Open Graph data is detected on the main page of Bomb Sight. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: