bangumi.org speed test — 20 Oct 2026

Measured from the wfix.shop server on 20 October 2026 at 16:25 UTC. Grade C (70/100), with the screenshots, the timings and the fixes that matter.

https://bangumi.org/

20 October 2026 at 16:25 UTC · Free test · report pt_9d0a2888a70b
Grade
C
70/100
Performance72/100
Structure67/100

10 audit(s) passed, 6 need work

First byte (TTFB)955 msmeasured from this server
Fully loaded1.84 sfirst byte + slowest asset
Requests26document + assets
Page weight1.62 MBcompressed transfer
HTML document23.8 KBgzip
ProtocolHTTP/3nginx
Third-party1.59 MBother hosts

Where the first byte went

  • DNS lookup 64 ms 7%
  • TCP connect 57 ms 6%
  • Server wait 834 ms 87%

Measured on the connection that fetched the HTML. Every other request on the page waits for the end of this bar before it can start.

How this page compares

First byteslower than 83% of 4,999 pages tested here955 ms against a median of 448 ms
Page weightheavier than 76% of 4,999 pages tested here1.62 MB against a median of 650.3 KB
Fully loadedfaster than 50% of 4,999 pages tested here1.84 s against a median of 1.84 s
Requestssends more requests than 100% of 4,999 pages tested here26 against a median of 26

Every report published here is in this comparison, so it is a reference population of pages tested from one server - not a benchmark of the whole web.

What these numbers mean

  • The first byte took 955 ms. Everything else waits for that number, so the server is where to start: caching, a slow query, or an overloaded host.
  • The page transfers 1.62 MB over 26 request(s). Images files are 99% of it, so resize and recompress the largest images before anything else.
  • The HTML itself arrives gzip-compressed.
  • It runs over HTTP/3, so the assets share a connection instead of opening one each.
  • 99% of the weight comes from other hosts (analytics, fonts, embeds), which also means their slow day becomes your slow day.
  • The largest element painted at 2.00 s, inside the 2.5 s Google calls good.
  • Layout stayed still (CLS 0.043), so nothing jumps under the reader's cursor.
  • The main thread was blocked for 637 ms, so taps and scrolling wait while scripts run.

Fix first: Server response time (TTFB) - Cut server think time: page cache, query indexes, fewer synchronous calls to third parties inside the request. Connection setup is distance, so a nearer region or a CDN edge helps instead.

Read on one shared server, not a visitor's phone: use it to compare pages against each other, not as a promise about every connection. We fix what these tests find.

Browser render

The same URL loaded in a real browser, so these are the readings curl cannot produce. The grade above is still built from the server measurements.

Largest contentful paint2.00 sgood is under 2.5 s
Cumulative layout shift0.043under 0.1 is stable
Total blocking time637 mslong tasks during load
First contentful paint1.54 sfirst content on screen
Browser page weight20.08 MB811 request(s), scripts included
Failed requests34blocked or unreachable
Largest contentful paint2.00 s
Goodgood under 2.5 s, poor over 4 s
Cumulative layout shift0.043
Goodgood under 0.1, poor over 0.25
Total blocking time637 ms
Poorgood under 200 ms, poor over 600 ms

Page weight by type

What the page is made of

Images 25 requests
1.59 MB 99%

Transfer size, compressed as sent. 26 request(s) in total, 1.62 MB across all of them.

Top issues

Server response time (TTFB)

high impact

The first byte arrived after 955 ms. Of that, 834 ms was the server thinking and 121 ms was connection setup. A first byte under 400 ms is what a visitor feels as instant.

Fix: Cut server think time: page cache, query indexes, fewer synchronous calls to third parties inside the request. Connection setup is distance, so a nearer region or a CDN edge helps instead.

Image delivery and format

high impact

1 image(s) over 200 KB and 1 large image(s) still served as JPEG or PNG.

Fix: Serve WebP or AVIF with a JPEG fallback, size images to the space they occupy, and lazy-load anything below the fold. Images are usually more than half of a slow page.

Total page weight

medium impact

The page transfers 1.62 MB across 26 request(s), with the document itself at 23.8 KB.

Fix: Work through the heaviest assets first: images, then fonts, then third-party scripts.

Cache static assets

medium impact

1 asset(s) answer without a Cache-Control max-age, so browsers revalidate them on every visit.

Fix: Version filenames on change and serve them with a long max-age plus immutable. That is what makes a returning visitor fast.

Third-party weight

medium impact

2 third-party host(s) serve 1.59 MB of this page. Each one is another DNS lookup, TLS handshake and point of failure you do not control.

Fix: Self-host the libraries you can, drop the tags you cannot justify, and preconnect the ones you keep.

Waterfall

Slowest requests

IMAGESapi2.bangumi.org/repix/monomedia/pgmst/1/media/onair/20…
887 ms
IMAGEScdn.ggmservice.net/images/ggb/presented_by_telasa.webp
838 ms
IMAGEScdn.ggmservice.net/images/ggb/fa-search.svg
833 ms
IMAGEScdn.ggmservice.net/images/ggb/title_logo2.webp
828 ms
IMAGEScdn.ggmservice.net/images/ggb/icon-hg.svg
824 ms
IMAGEScdn.ggmservice.net/images/ggb/login-active.svg
822 ms
IMAGEScdn.ggmservice.net/images/ggb/fa-chevron-right.svg
820 ms
IMAGEScdn.ggmservice.net/images/ggb/fa-chevron-left.svg
819 ms
IMAGEScdn.ggmservice.net/images/ggb/like-image.webp
817 ms
IMAGEScdn.ggmservice.net/images/ggb/close3.svg
816 ms

Each bar is one request's own response time, scaled to the slowest. Assets were fetched in parallel, so the bars overlap in real time rather than stacking. first party third party

RequestTypeStatusTimeSize
https://api2.bangumi.org/repix/monomedia/pgmst/1/media/onair/20251007/5ab5e79453b04cb89c1be4cee245d55f.png 3rd partyimages200887 ms1.43 MB
https://cdn.ggmservice.net/images/ggb/presented_by_telasa.webp 3rd partyimages200838 ms11.1 KB
https://cdn.ggmservice.net/images/ggb/fa-search.svg 3rd partyimages200833 ms792 B
https://cdn.ggmservice.net/images/ggb/title_logo2.webp 3rd partyimages200828 ms4.7 KB
https://cdn.ggmservice.net/images/ggb/icon-hg.svg 3rd partyimages200824 ms790 B
https://cdn.ggmservice.net/images/ggb/login-active.svg 3rd partyimages200822 ms685 B
https://cdn.ggmservice.net/images/ggb/fa-chevron-right.svg 3rd partyimages200820 ms484 B
https://cdn.ggmservice.net/images/ggb/fa-chevron-left.svg 3rd partyimages200819 ms511 B
https://cdn.ggmservice.net/images/ggb/like-image.webp 3rd partyimages200817 ms30.2 KB
https://cdn.ggmservice.net/images/ggb/close3.svg 3rd partyimages200816 ms464 B
https://cdn.ggmservice.net/images/ggb/fa-caret-down.svg 3rd partyimages200811 ms360 B
https://cdn.ggmservice.net/images/ggb/fa-bars.svg 3rd partyimages200811 ms283 B
https://cdn.ggmservice.net/images/ggb/login.svg 3rd partyimages200809 ms681 B
https://cdn.ggmservice.net/images/ggb/google-logo.webp 3rd partyimages200807 ms916 B
https://cdn.ggmservice.net/images/ggb/presented_by_tver.webp 3rd partyimages200806 ms8.6 KB
https://cdn.ggmservice.net/images/ggb/logout.svg 3rd partyimages200804 ms670 B
https://cdn.ggmservice.net/images/ggb/icon-ht-p.svg 3rd partyimages200804 ms521 B
https://cdn.ggmservice.net/images/ggb/drama2026_summer_sp.webp 3rd partyimages200798 ms34.2 KB
https://cdn.ggmservice.net/images/ggb/presented_by_fod.webp 3rd partyimages200793 ms5.3 KB
https://cdn.ggmservice.net/images/ggb/placeholder.webp 3rd partyimages200793 ms1.4 KB
https://cdn.ggmservice.net/images/ggb/drama2026_summer_pc.webp 3rd partyimages200788 ms58.3 KB
https://cdn.ggmservice.net/images/ggb/fa-stop.svg 3rd partyimages200788 ms333 B
https://cdn.ggmservice.net/images/ggb/presented_by_unext.webp 3rd partyimages200778 ms2.6 KB
https://cdn.ggmservice.net/images/ggb/fa-times.svg 3rd partyimages200775 ms655 B
https://cdn.ggmservice.net/images/ggb/fa-chevron-right-blue.svg 3rd partyimages200775 ms514 B
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