wireshark.org

https://www.wireshark.org/

Ranks Overall #1,607 Astro Showcase #178

Data from Oct 2, 2026, 7:13 PM UTC 3h old Measured once a month · 1 run since Oct 2, 2026

Elsewhere: PageSpeed Insights · Calibre · Treo · CrUX Vis · Tame the Bots · Scoring Calculator · Wayback Machine

Lab data is measured using Lighthouse, Mobile mode unless otherwise specified. Field data is reported from Chrome UX Report (using p75 measurements).

Stack

Built with Astro 5.18.2

Hosted by Cloudflare

Lighthouse Scores LAB Simulated

Performance

no change

Accessibility

no change

100

Best Practices

no change

SEO

no change

Metrics LAB FIELD

Core Web Vitals: failing 3 of 3 assessed from real Chrome users.

Field figures are the p75 across real Chrome users over a 28-day trailing window (2026-09-02 → 2026-09-29), url-level.

Metric	Lab Simulated	Field
LCP CWV Largest Contentful Paint	2.96 s needs work	— 2.96 s – 2.96 s	2.55 s needs work	74.2% 14.8% 11.1%
INP CWV Interaction to Next Paint — field only, no lab run can measure it	n/a	—	187 ms good	77.1% 18.7% 4.1%
CLS CWV Cumulative Layout Shift	0 good	— 0 – 0	0 good	97% 2% 1%
TBT Total Blocking Time	57 ms good	— 57 ms – 57 ms	n/a	—
FCP First Contentful Paint	2.44 s needs work	— 2.44 s – 2.44 s	2.13 s needs work	69.3% 16.1% 14.6%
Speed Index	2.44 s good	— 2.44 s – 2.44 s	n/a	—
TTFB Time to First Byte	634 ms good	— 634 ms – 634 ms	781 ms good	75.5% 16.2% 8.4%

Metric

Lab Simulated

Field

Value

Change / range

Trend

p75

Distribution

LCP CWV Largest Contentful Paint

2.96 s needs work

— 2.96 s – 2.96 s

2.55 s needs work

74.2% 14.8% 11.1%

INP CWV Interaction to Next Paint — field only, no lab run can measure it

n/a

—

187 ms good

77.1% 18.7% 4.1%

CLS CWV Cumulative Layout Shift

0 good

— 0 – 0

0 good

97% 2% 1%

TBT Total Blocking Time

57 ms good

— 57 ms – 57 ms

n/a

—

FCP First Contentful Paint

2.44 s needs work

— 2.44 s – 2.44 s

2.13 s needs work

69.3% 16.1% 14.6%

Speed Index

2.44 s good

— 2.44 s – 2.44 s

n/a

—

TTFB Time to First Byte

634 ms good

— 634 ms – 634 ms

781 ms good

75.5% 16.2% 8.4%

LCP Subparts LAB Unthrottled

The subparts attribute LCP to your server, resource discovery, download, or rendering. Note that the Lab LCP shown above is a simulated throttled estimate.

element render delay 189 ms

time to first byte 33 ms

LCP LAB Simulated vs LCP FIELD

Lab 2.96 s

Field p75 2.55 s

The lab LCP is 1.16× the field p75 — real users likely have above-average hardware or network connectivity.

Page weight

Metric	Value	Change / range
Page Weight	878 kB	— 878 kB – 878 kB
Requests	16	— 16 – 16
Third-party Weight	411 kB	— 411 kB – 411 kB
Third-party CPU	65 ms	— 65 ms – 65 ms
Unused JS	78.2 kB	— 78.2 kB – 78.2 kB
Unused CSS	0 B	— 0 B – 0 B

Metric

Value

Change / range

Trend

Page Weight

878 kB

— 878 kB – 878 kB

Requests

— 16 – 16

Third-party Weight

411 kB

— 411 kB – 411 kB

Third-party CPU

65 ms

— 65 ms – 65 ms

Unused JS

78.2 kB

— 78.2 kB – 78.2 kB

Unused CSS

0 B

— 0 B – 0 B

By resource type

Type	Share	Size	Requests
image	68.3%	597 kB	5
script	21.8%	191 kB	2
document	5%	43.6 kB	1
stylesheet	3%	26.2 kB	4
font	1.8%	16.0 kB	1
other	<0.1%	36 B	2
Total		878 kB	16

Third parties 6 entities

Entity	Transfer	Size	Main thread Simulated
YouTube	image	194 kB	0 ms
Google Tag Manager	script	181 kB	55 ms
Adobe TypeKit		17.5 kB	0 ms
Cloudflare		10.2 kB	10 ms
JSDelivr CDN		7.8 kB	0 ms
All 6		411 kB	65 ms

Entity

Transfer

Size

Main thread Simulated

YouTube

image

194 kB

0 ms

Google Tag Manager

script

181 kB

55 ms

Adobe TypeKit

17.5 kB

0 ms

Cloudflare

10.2 kB

10 ms

JSDelivr CDN

7.8 kB

0 ms

All 6

411 kB

65 ms

Page health

Metric	Value	Change / range
Main Thread Work	780 ms	— 780 ms – 780 ms
Long Tasks	3	— 3 – 3
DOM Elements	910	— 910 – 910
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports)	50	— 50 – 50
A11y Failures	5	— 5 – 5
A11y Failing Nodes	17	— 17 – 17

Metric

Value

Change / range

Trend

Main Thread Work

780 ms

— 780 ms – 780 ms

Long Tasks

— 3 – 3

DOM Elements

910

— 910 – 910

Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports)

— 50 – 50

A11y Failures

— 5 – 5

A11y Failing Nodes

— 17 – 17

Main thread work

Task	Share	Duration Simulated
script evaluation	42%	328 ms
other	19%	147 ms
parse HTML	16%	124 ms
style layout	12%	94 ms
script parse compile	8%	60 ms
paint composite render	4%	28 ms
Total		780 ms

Task

Time

Duration Simulated

script evaluation

42%

328 ms

other

19%

147 ms

parse HTML

16%

124 ms

style layout

12%

94 ms

script parse compile

60 ms

paint composite render

28 ms

Total

780 ms

Axe violations axe-core 4.13.0, full rule set

50 violating nodes across 7 rules, 804 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.

moderate region — All page content should be contained by landmarks 31 nodes

Offending elements (5 of 31)

.lg\:max-w-\[600px\]

<div class="lg:max-w-[600px] flex flex-col items-center sm:items-start gap-8 text-center sm:text-left">

.lg\:w-1\/2.gap-4.flex-col

<div class="flex flex-col gap-4 w-full lg:w-1/2">

.text-center.gap-4.flex-col:nth-child(1) > .paragraph

<p class="paragraph text-text font-magistral size-sm"> PlatinumMember </p>

.text-center.gap-4.flex-col:nth-child(2) > .paragraph

<p class="paragraph text-text font-magistral size-sm"> GoldMembers </p>

.text-center.gap-4.flex-col:nth-child(3) > .paragraph

<p class="paragraph text-text font-magistral size-sm"> SilverMember </p>

serious link-name — Links must have discernible text 6 nodes

Offending elements (5 of 6)

a[href="/"]

<a current="false" href="/" data-astro-cid-c3we5kpz="true" class="link text-text size-md">

a[data-partner="profitap"]

<a current="false" href="https://profitap.com" target="_blank" rel="noopener noreferrer" data-partner="profitap" class="partner-link sponsor-logo col-span-2 link text-action size-md" data-astro-cid-c…

a[data-partner="recall_ai"]

<a current="false" href="https://www.recall.a..." target="_blank" rel="noopener noreferrer" data-partner="recall_ai" class="partner-link sponsor..." data-astro-cid-c3we5...="true">

a[data-partner="endace"]

<a current="false" href="https://endace.com" target="_blank" rel="noopener noreferrer" data-partner="endace" class="partner-link sponsor-logo link text-action size-md" data-astro-cid-c3we5kpz="true">

a[data-partner="google"]

<a current="false" href="https://opensource.google/" target="_blank" rel="noopener noreferrer" data-partner="google" class="partner-link sponsor-logo link text-action size-md" data-astro-cid-c3we5kpz…

serious listitem — <li> elements must be contained in a <ul> or <ol> 6 nodes
Offending elements (5 of 6)
1. details[open=""] > .pb-4.content[data-astro-cid-swnn7w2o=""] > .gap-2 > .size-md[data-download-link=""][target="_blank"]:nth-child(1) > .gap-4
```
<li class="flex gap-4">
```
2. details[open=""] > .pb-4.content[data-astro-cid-swnn7w2o=""] > .gap-2 > .size-md[data-download-link=""][target="_blank"]:nth-child(2) > .gap-4
```
<li class="flex gap-4">
```
3. details[open=""] > .pb-4.content[data-astro-cid-swnn7w2o=""] > .gap-2 > .size-md[data-download-link=""][target="_blank"]:nth-child(3) > .gap-4
```
<li class="flex gap-4">
```
4. details[open=""] > .pb-4.content[data-astro-cid-swnn7w2o=""] > .gap-2 > .size-md[data-download-link=""][target="_blank"]:nth-child(4) > .gap-4
```
<li class="flex gap-4">
```
5. details[open=""] > .pb-4.content[data-astro-cid-swnn7w2o=""] > .gap-2 > .size-md.text-action[target="_blank"]:nth-child(5) > .gap-4
```
<li class="flex gap-4">
```
moderate heading-order — Heading levels should only increase by one 2 nodes
Offending elements
1. .sm\:p-6.p-4.cursor-pointer:nth-child(1) > .gap-y-3.grid-cols-1.grid > h6
```
<h6 class="heading"> Prepare and Pass the WCA! </h6>
```
2. details[open=""] > summary > h5
```
<h5 class="py-4 flex items-center justify-between w-full heading" data-astro-cid-swnn7w2o="true">
```

minor image-redundant-alt — Alternative text of images should not be repeated as text 2 nodes

Offending elements

img[alt="Prepare and Pass the WCA!"]

<img class="w-full h-full object-cover absolute top-0 left-0" loading="lazy" src="/assets/banners/wcatrainingbanner.png" alt="Prepare and Pass the WCA!">

a[href$="wiresharklabs.org/"] > .gap-y-3.grid-cols-1.grid > .h-0.pb-\[56\.25\%\].aspect-video > .object-cover.top-0.left-0

<img class="w-full h-full object-cover absolute top-0 left-0" loading="lazy" src="https://i.ytimg.com/vi_webp/XQvb7bzshcE/maxresdefault.webp" alt="Get Certified - Wireshark Hands On Labs">

serious list — <ul> and <ol> must only directly contain <li>, <script> or <template> elements 2 nodes
Offending elements
1. #download > .accordion.border-b-border.border-b
```
<ul class="accordion w-full border-b border-b-border">
```
2. details[open=""] > .pb-4.content[data-astro-cid-swnn7w2o=""] > .gap-2
```
<ul class="flex flex-col gap-2">
```
moderate landmark-one-main — Document should have one main landmark 1 node
Offending element
1. html
```
<html lang="en" data-theme="light" data-astro-cid-sckkx6r4="">
```

Accessibility failures 5 of 25 audits

link-name — Links do not have a discernible name 6 nodes
listitem — List items (`<li>`) are not contained within `<ul>`, `<ol>` or `<menu>` parent elements. 6 nodes
heading-order — Heading elements are not in a sequentially-descending order 2 nodes
list — Lists do not contain only `<li>` elements and script supporting elements (`<script>` and `<template>`). 2 nodes
landmark-one-main — Document does not have a main landmark. 1 node

SEO failures 1 of 9 audits

link-text — Links do not have descriptive text 3 items

Hygiene

HTTPS HSTS CSP Clickjacking protection Origin isolation Trusted Types bfcache h2

Measurement log

Field history 25 weeks

Weekly p75 from the CrUX History API, backfilled in a single request.

Week ending	LCP	INP	FCP	TTFB
2026-09-26	2.54 s	186 ms	2.11 s	789 ms
2026-09-19	2.50 s	185 ms	2.06 s	793 ms
2026-09-12	2.46 s	186 ms	2.02 s	802 ms
2026-09-05	2.50 s	187 ms	2.04 s	843 ms
2026-08-29	2.53 s	187 ms	2.08 s	867 ms
2026-08-22	2.63 s	189 ms	2.19 s	999 ms
2026-08-15	2.85 s	189 ms	2.43 s	1.29 s
2026-08-08	2.91 s	189 ms	2.50 s	1.34 s
2026-08-01	2.91 s	188 ms	2.50 s	1.36 s
2026-07-25	2.91 s	185 ms	2.47 s	1.34 s
2026-07-18	2.74 s	183 ms	2.31 s	1.11 s
2026-07-11	2.69 s	181 ms	2.25 s	1.04 s

Week ending

LCP

INP

CLS

FCP

TTFB

2026-09-26

2.54 s

186 ms

2.11 s

789 ms

2026-09-19

2.50 s

185 ms

2.06 s

793 ms

2026-09-12

2.46 s

186 ms

2.02 s

802 ms

2026-09-05

2.50 s

187 ms

2.04 s

843 ms

2026-08-29

2.53 s

187 ms

2.08 s

867 ms

2026-08-22

2.63 s

189 ms

2.19 s

999 ms

2026-08-15

2.85 s

189 ms

2.43 s

1.29 s

2026-08-08

2.91 s

189 ms

2.50 s

1.34 s

2026-08-01

2.91 s

188 ms

2.50 s

1.36 s

2026-07-25

2.91 s

185 ms

2.47 s

1.34 s

2026-07-18

2.74 s

183 ms

2.31 s

1.11 s

2026-07-11

2.69 s

181 ms

2.25 s

1.04 s

Runs

Every stored run for this URL, newest first.

When	Scores	Perf	LCP	CLS	TBT	Weight	Runs	Spread	Bench	Took	Archive
Oct 2, 2026, 7:13 PM UTC		91	2.96 s	0	57 ms	878 kB	3/3	±9	2,343 -6%	26.7s	Wayback

When

Scores

Perf

LCP

CLS

TBT

Weight

Runs

Spread

Bench

Took

Stack

Lighthouse Scores LAB 🤖 Simulated

Metrics LAB FIELD

LCP Subparts LAB 🐇 Unthrottled

LCP LAB 🤖 Simulated vs LCP FIELD

Page weight

By resource type

Third parties 6 entities

Page health

Main thread work

Axe violations axe-core 4.13.0, full rule set

Accessibility failures 5 of 25 audits

SEO failures 1 of 9 audits

Hygiene

Measurement log

Field history 25 weeks

Runs

Lighthouse Scores LAB Simulated

LCP Subparts LAB Unthrottled

LCP LAB Simulated vs LCP FIELD