koboldthinktank.site

https://koboldthinktank.site/

Ranks Overall #689 Built Awesome #552

Data from Sep 5, 2026, 6:00 PM UTC 3d old Measured once a week · 3 runs since Aug 21, 2026

Elsewhere: PageSpeed Insights · Calibre · Treo · CrUX Vis · Wayback Machine

Stack

Built with Eleventy 2.0.1

Hosted by Netlify

Core Web Vitals field data, origin-level

Real Chrome users, 28-day window (2026-08-07 → 2026-09-03).

LCP 1.12 s good

INP — no data

CLS 0 good

Lighthouse Scores

Performance

↓ -4 (-4.1%)

100

Accessibility

no change

100

Best Practices

no change

100

SEO

no change

Lab metrics Lighthouse, mobile

Metric	Current	Previous	Change	Best	Worst
LCP Largest Contentful Paint	2.90 s	2.48 s	↑ +418 ms (+16.9%)	2.48 s	3.35 s
CLS Cumulative Layout Shift	0.034	0.034	→ no change	0.032	0.034
TBT Total Blocking Time	121 ms	49 ms	↑ +72 ms (+146.9%) significant	49 ms	121 ms
FCP First Contentful Paint	1.54 s	801 ms	↑ +736 ms (+91.9%) significant	797 ms	1.54 s
Speed Index	1.54 s	801 ms	↑ +736 ms (+91.9%) significant	797 ms	1.54 s
TTFB Time to First Byte	610 ms	628 ms	↓ -18 ms (-2.9%)	610 ms	628 ms

Metric

Current

Change

Best

Worst

Trend

LCP Largest Contentful Paint

2.90 s

2.48 s

↑ +418 ms (+16.9%)

2.48 s

3.35 s

CLS Cumulative Layout Shift

0.034

→ no change

0.032

0.034

TBT Total Blocking Time

121 ms

49 ms

↑ +72 ms (+146.9%) significant

49 ms

121 ms

FCP First Contentful Paint

1.54 s

801 ms

↑ +736 ms (+91.9%) significant

797 ms

1.54 s

Speed Index

1.54 s

801 ms

↑ +736 ms (+91.9%) significant

797 ms

1.54 s

TTFB Time to First Byte

610 ms

628 ms

↓ -18 ms (-2.9%)

610 ms

628 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 36 ms

resource load duration 17 ms

resource load delay 11 ms

time to first byte 10 ms

Field data Chrome UX Report, origin-level

Real Chrome users, 28-day trailing window (2026-08-07 → 2026-09-03).

Metric	p75	Rating	Distribution (good / needs work / poor)
LCP CWV	1.12 s	good	97.3% good
CLS CWV	0	good	95.4% good
FCP	976 ms	good	95.8% good

Metric

p75

Rating

Distribution (good / needs work / poor)

LCP CWV

1.12 s

good

97.3% good

CLS CWV

good

95.4% good

FCP

976 ms

good

95.8% good

Lab LCP vs Field LCP

Lab 2.90 s

Field p75 1.12 s

The lab LCP is 2.59× 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	LCP	INP	FCP	TTFB
2026-09-05	1.11 s	—	971 ms	—
2026-08-29	1.12 s	—	917 ms	705 ms
2026-08-22	1.28 s	—	1.00 s	784 ms
2026-08-15	1.25 s	—	933 ms	732 ms
2026-08-08	1.21 s	—	959 ms	783 ms
2026-08-01	1.13 s	—	933 ms	668 ms
2026-07-25	1.07 s	79 ms	869 ms	657 ms
2026-07-18	999 ms	80 ms	867 ms	657 ms
2026-07-11	999 ms	79 ms	851 ms	610 ms
2026-07-04	1.02 s	74 ms	853 ms	646 ms
2026-06-27	976 ms	—	827 ms	644 ms
2026-06-20	1.01 s	71 ms	881 ms	655 ms

Page weight

Metric	Current	Previous	Change	Best	Worst
Page Weight	317 kB	317 kB	↑ +654 B (+0.2%)	315 kB	317 kB
Requests	12	12	→ no change	12	12
Third-party Weight	288 kB	287 kB	↑ +657 B (+0.2%)	286 kB	288 kB
Third-party CPU	66 ms	59 ms	↑ +7 ms (+11.3%) significant	59 ms	66 ms
Unused JS	73.1 kB	72.5 kB	↑ +619 B (+0.9%)	71.1 kB	73.1 kB
Unused CSS	0 B	0 B	→ no change	0 B	0 B

Metric

Current

Change

Best

Worst

Trend

Page Weight

317 kB

↑ +654 B (+0.2%)

315 kB

317 kB

Requests

→ no change

Third-party Weight

288 kB

287 kB

↑ +657 B (+0.2%)

286 kB

288 kB

Third-party CPU

66 ms

59 ms

↑ +7 ms (+11.3%) significant

59 ms

66 ms

Unused JS

73.1 kB

72.5 kB

↑ +619 B (+0.9%)

71.1 kB

73.1 kB

Unused CSS

0 B

→ no change

0 B

By resource type

script font image

script 53.6% 170 kB · 3 req
font 35.7% 113 kB · 2 req
image 8.9% 28.3 kB · 5 req
document 1.4% 4.4 kB · 1 req
stylesheet 0.3% 1.1 kB · 1 req

Third parties 3 entities

288 kB transferred, 66 ms on the main thread.

Google Tag Manager script 165 kB · 58 ms CPU

Google Fonts font 114 kB · 0 ms CPU

buymeacoffee.com 8.4 kB · 8 ms CPU

Page health

Metric	Current	Previous	Change	Best	Worst
Main Thread Work	559 ms	465 ms	↑ +94 ms (+20.2%)	465 ms	559 ms
Long Tasks	2	2	→ no change	2	2
DOM Elements	77	77	→ no change	77	77
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports)	4	4	→ no change	3	4
A11y Failures	0	0	→ no change	0	0
A11y Failing Nodes	0	0	→ no change	0	0

Main thread work

script evaluation 241 ms

other 160 ms

style layout 81 ms

script parse compile 45 ms

paint composite render 22 ms

parse HTML 10 ms

Axe violations axe-core 4.13.0, full rule set

4 violating nodes across 1 rule, 210 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 4 nodes

Hygiene

HTTPS HSTS CSP Clickjacking protection Origin isolation Trusted Types bfcache h2

Measurement log

Every stored run for this URL, newest first.

When	Perf	LCP	CLS	TBT	Weight	Runs	Spread	Bench	Took	Archive
Sep 5, 2026, 6:00 PM UTC	94	2.90 s	0.034	121 ms	317 kB	3/3	±7	2,243 -10%	23.3s	Wayback
Aug 29, 2026, 5:02 PM UTC	98	2.48 s	0.034	49 ms	317 kB	3/3	±17	2,673 +8%	23.5s	Wayback
Aug 21, 2026, 3:08 AM UTC	92	3.35 s	0.032	50 ms	315 kB	3/3	±7	2,341 -6%	23.4s	Wayback

When

Scores

Perf

LCP

CLS

TBT

Weight

Runs

Spread

Bench

Took

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