speedlify2

Lighthouse lab metrics, Axe, and Chrome UX Report field data for a list of sites recorded and compared over time.

Charts Measurement runs Embed a score

cisco.com

https://www.cisco.com/

25 96 58 92 ✗AXE ✗CWV

Data from Aug 28, 2026, 5:30 PM UTC old

Overall #1,506 Big Tech #19 · 1 measurement · since Aug 28, 2026

Core Web Vitals field data, url-level

Real Chrome users, 28-day window (2026-07-30 → 2026-08-26).

LCP 1.92 s good
INP 413 ms needs-improvement
CLS 0.650 poor

Scores

25
Performance
no change
96
Accessibility
no change
58
Best Practices
no change
92
SEO
no change

Filmstrip Lighthouse, mobile

How the page drew during the measured load, at 8 points across 6.09 s.

  1. 761 ms
  2. 1.52 s
  3. 2.28 s
  4. 3.04 s
  5. 3.81 s
  6. 4.57 s
  7. 5.33 s
  8. 6.09 s

Without JavaScript

The same load, photographed twice at 412×823: once with scripts disabled, once as rendered.

Scripts disabled
As rendered

37% of pixels differ — parts of the page change. A shifted layout counts as difference, so a <noscript> banner alone can account for a large figure.

Lab metrics Lighthouse, mobile

Metric Current Previous Change Best Worst Trend
LCP Largest Contentful Paint 20.71 s — — 20.71 s 20.71 s
CLS Cumulative Layout Shift 0.084 — — 0.084 0.084
TBT Total Blocking Time 3.13 s — — 3.13 s 3.13 s
FCP First Contentful Paint 6.37 s — — 6.37 s 6.37 s
Speed Index 10.11 s — — 10.11 s 10.11 s
TTFB Time to First Byte 670 ms — — 670 ms 670 ms

LCP Subparts lab observed, unthrottled

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

element render delay 1.33 s
time to first byte 55 ms

Field data Chrome UX Report, url-level

Real Chrome users, 28-day trailing window (2026-07-30 → 2026-08-26).

Metric p75 Rating Distribution (good / needs work / poor)
LCP CWV 1.92 s good 82.8% good
INP CWV Interaction to Next Paint — field only, Lighthouse cannot measure this in a lab run 413 ms needs-improvement 50.9% good
CLS CWV 0.650 poor 64.5% good
FCP 1.87 s needs-improvement 73.1% good
TTFB 869 ms needs-improvement 72.9% good

Lab LCP vs Field LCP

Lab 20.71 s
Field p75 1.92 s

The lab LCP is 10.8× the field p75 — real users likely have above-average hardware or network connectivity.

Field history 25 weeks

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

Week ending LCPINPCLSFCPTTFB
2026-08-22 1.95 s 398 ms 0.650 1.91 s 927 ms
2026-08-15 1.93 s 411 ms 0.640 1.89 s 910 ms
2026-08-08 1.92 s 415 ms 0.640 1.88 s 909 ms
2026-08-01 1.89 s 410 ms 0.280 1.84 s 857 ms
2026-07-25 1.85 s 428 ms 0.230 1.79 s 735 ms
2026-07-18 1.87 s 411 ms 0.180 1.79 s 752 ms
2026-07-11 1.89 s 405 ms 0.080 1.81 s 760 ms
2026-07-04 1.92 s 395 ms 0.080 1.83 s 762 ms
2026-06-27 1.95 s 392 ms 0.070 1.85 s 760 ms
2026-06-20 2.00 s 392 ms 0.060 1.89 s 776 ms
2026-06-13 2.03 s 389 ms 0.070 1.90 s 774 ms
2026-06-06 2.03 s 393 ms 0.070 1.90 s 770 ms

Page weight

Metric Current Previous Change Best Worst Trend
Page Weight 4.33 MB — — 4.33 MB 4.33 MB
Requests 238 — — 238 238
Third-party Weight 2.42 MB — — 2.42 MB 2.42 MB
Third-party CPU 716 ms — — 716 ms 716 ms
Unused JS 1.35 MB — — 1.35 MB 1.35 MB
Unused CSS 91.3 kB — — 91.3 kB 91.3 kB

By resource type

  • script 70.6% 3.05 MB · 92 req
  • image 15.6% 676 kB · 58 req
  • other 7.5% 326 kB · 60 req
  • stylesheet 4.3% 188 kB · 3 req
  • font 1.1% 49.4 kB · 1 req
  • document 0.7% 31.0 kB · 8 req

Third parties 20 entities

2.42 MB transferred, 716 ms on the main thread.

Google Tag Manager 494 kB · 182 ms CPU
Brightcove 291 kB · 100 ms CPU
brightcovecdn.com 222 kB · 0 ms CPU
Optanon 220 kB · 21 ms CPU
AppDynamics 212 kB · 20 ms CPU

Page health

Metric Current Previous Change Best Worst Trend
Main Thread Work 12.25 s — — 12.25 s 12.25 s
Long Tasks 20 — — 20 20
DOM Elements 4,532 — — 4,532 4,532
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 24 — — 24 24
A11y Failures 2 — — 2 2
A11y Failing Nodes 4 — — 4 4

Main thread work

script evaluation 8.06 s
other 2.20 s
script parse compile 758 ms
style layout 723 ms
garbage collection 176 ms
parse HTML 166 ms
paint composite render 165 ms

Axe violations axe-core 4.13.0, full rule set

24 violating nodes across 5 rules, 1723 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 18 nodes
  • serious tabindex — Elements should not have tabindex greater than zero 3 nodes
  • serious label-title-only — Form elements should have a visible label 1 node
  • moderate landmark-unique — Landmarks should have a unique role or role/label/title (i.e. accessible name) combination 1 node
  • moderate skip-link — The skip-link target should exist and be focusable 1 node

Accessibility failures 2 of 36 audits

  • tabindex — Some elements have a `[tabindex]` value greater than 0 3 nodes
  • skip-link — Skip links are not focusable. 1 node

Hygiene

HTTPS HSTS CSP Clickjacking protection Origin isolation Trusted Types bfcache h2

Measurement log

Every stored run for this URL, newest first.

When PerfLCPCLSTBTWeight RunsSpreadBenchTook
Aug 28, 2026, 5:30 PM UTC 25 20.71 s 0.084 3.13 s 4.33 MB 3/3 ±1 2,578 +4% 78s

Embed this score

Use this web component to show cisco.com's scores on any website, updated whenever this instance re-measures. Don’t forget to bundle the speedlify2-score.js component code into your site! 

<speedlify2-score speedlify-url="https://www.speedlify.dev/" url="https://www.cisco.com/"></speedlify2-score>