Top .fyi Websites & Domains

There are 27,004 active websites across 119,929 registered .fyi domains (22.5% active). Here are some of the most popular .fyi sites, the technologies they run, and the companies behind them.

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Download a free sample of the .fyi websites list

Real rows from the list on this page. The file arrives by email.

250 rows
17 columns
CSV

Every column in the file

Popularity Rank
Domain
Company Name
Company Size
Year Founded
Industry
LinkedIn URL
Locality
Country
TLD
Language
Instagram
Twitter
YouTube
TikTok
Technologies Tracked
Premium Technologies

Column headings inside the file are written in English. Not every column is filled for every website.

A look at the file

Domain	Company Name	Technologies Tracked	Premium Technologies
mp4moviez.fyi	-	10	0
levels.fyi	Levels.fyi	24	1
tx88.fyi	-	13	2
layoffs.fyi	Layoffs.fyi	37	2

Total Domains Found: 120K
Technologies detected: 7,113
Active websites: 27K (22.5%)

Most popular .fyi websites

by popularity

Local rank	Website	Global rank	StackSpend	Technologies detected
1	mp4moviez.fyi	26,733	$1.34K+	Cloudflare DNS
2	levels.fyi	38,657	$2.59K+	Cloudflare DNS AWS Cloudfront PoP Erlang Cowboy Vercel
3	teensexmix.fyi	64,353	$1.34K+	Cloudflare DNS Google Search Console
4	nic.fyi	75,428	$1.34K+	Google Analytics CDN JS AWS Global Accelerator Envoy Sectigo
5	jima.fyi	76,845	$1.52K+	about.me Gandi DNS AWS EC2 Google Sign-in Cloudflare
6	thelayzf.fyi	86,553	$20+	Name.com DNS
7	tx88.fyi	91,322	$20.3K+	Source Sans 3 Nuxt.js WordPress Swiper Yoast SEO
8	shock.fyi	92,062	$1.34K+	Cloudflare DNS Google Workspace
9	mycima.fyi	107,080	$800+	HTTP/3 Cloudflare DNS Google Trust Services
10	1cinevood.fyi	109,332	$800+	Cloudflare Google Search Console
11	layoffs.fyi	112,287	$588+	Mailchimp Liquid Web Google Search Console
12	urbandictionary.fyi	115,373	$485+	Source Sans Pro Namecheap DNS
13	roe.fyi	128,710	$461+	Vercel React Blog Page Amazon Web Services (AWS) GoDaddy
14	8a.fyi	130,758	$800+	Normalize Cloudflare DMARC Varnish Cloudflare DNS Google Trust Services
15	hm.fyi	131,164	$332+	Selectel Selectel DNS
16	davidlang.fyi	135,300	$1.06K+	Cloudflare Porkbun DNS Google Trust Services Fastly Barlow (font)
17	hubcloud.fyi	145,813	$20+	Njalla DNS
18	tls.fyi	149,887	$20+	Dreamhost Email
19	ypy.fyi	152,128	$20+	Amazon Web Services (AWS)
20	jono.fyi	155,533	$962+	Google Tag Manager Cargo Collective Online Store Page Williams Caslon Text Returns Policy Page
21	m1ns.fyi	156,282	$20+	Amazon Web Services (AWS)
22	sulasok.fyi	162,490	$800+	Cloudflare DNS
23	easytrip.fyi	163,148	$1.18K+	FDCservers EdgeCenter DNS
24	dsfkjfksjfoiw.fyi	167,576	$800+	Google Trust Services Cloudflare DNS HTTP/3
25	hitclub.fyi	172,960	$800+	Cloudflare
26	1win.fyi	181,206	$1.21K+	WordPress Google Trust Services Reg.ru Mail Hreflang (Multilingual) Litespeed
27	unitconverter.fyi	202,221	$800+	Roboto Mono Google Domains DNS Fastly Google Trust Services HSTS
28	webwewant.fyi	208,065	$367+	Amazon Web Services (AWS) IBM NS1 Connect Eleventy Consolas HSTS
29	whale.fyi	226,899	$953+	Hover DNS Cloudflare Bot Solutions Google Workspace Node.js Portal
30	ntl.fyi	227,511	$3.57K+	IBM NS1 Connect Google Bitly
31	pi.fyi	233,809	$1.74K+	Cloudflare Yahoo Sender Hub Google Analytics 4 Express Amazon Web Services (AWS)
32	lord1.fyi	234,718	$2.37K+	OwlCarousel Nofollow Links Cloudflare NovoServe DataLife Engine
33	1filmy4wap.fyi	245,815	$800+	Cloudflare DNS Litespeed LiteSpeed Cache HTTP/3
34	resourcepolicy.fyi	246,025	$800+	Roboto Slab Caddy HSTS Cloudflare DNS Akamai Connected Cloud
35	shahid4u.fyi	247,795	$800+	Cloudflare DNS
36	totalsportek.fyi	251,475	$20+	Njalla DNS
37	frontpage.fyi	269,826	$800+	Amazon Web Services (AWS) ZOHO UGC Links Next Js Cloudflare
38	pingora.fyi	273,838	$800+	Google Trust Services Cloudflare DNS Litespeed LiteSpeed Cache HTTP/3
39	sylvie.fyi	285,440	$800+	Cloudflare DNS Glyphter Hugo Google Trust Services Google Workspace
40	gout.fyi	288,536	$800+	Fastly Google Search Console Namecheap DNS Vue.js Varnish
41	digit.fyi	292,565	$3.58K+	TrackJs Google Analytics Yoast SEO WordPress.com Helvetica Neue
42	spin707.fyi	301,318	$800+	Cloudflare DNS
43	txt.fyi	306,709	$800+	Cloudflare DNS HTTP/3 Google Trust Services
44	sp.fyi	308,390	$249+	Google Search Console 1984 Hosting Company DNS Contabo
45	cland.fyi	311,261	$1.79K+	Google Cloud Storage Nuxt.js Google Trust Services Cloudflare DMARC Cloudflare DNS
46	yat.fyi	320,025	$22.97K+	StatusCake HSTS jVectorMap Google Trust Services OpenResty
47	lordserial.fyi	325,516	$800+	Google Trust Services Cloudflare HTTP/3

This is 47 of 119,929 websites in .fyi. Filter the full index by stack, keyword and location, then export it as CSV.

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Language usage on .fyi websites

by websites

01 English 19,272 92.1%
02 Chinese 400 1.9%
03 Vietnamese 264 1.3%
04 Bengali 243 1.2%
05 Indonesian 178 0.9%
06 German 155 0.7%
07 Spanish 115 0.5%
08 Russian 94 0.4%
09 Other 208 1%

Top 25 companies using a .fyi domain (out of 574)

by verified headcount

Company	Website	Founded	Employees	City/Location
Arya	getarya.fyi	2022	51-200	San Francisco Bay Area
OpenForWork	openforwork.fyi	-	51-200	Ahmedabad
Leopard.FYI	leopard.fyi	-	51-200	San Francisco
Infonesia	infonesia.fyi	2017	51-200	South Jakarta
Levels.fyi	levels.fyi	2017	51-200	Cupertino
Zion	zion.fyi	2020	11-50	Austin
Garlic	garlic.fyi	-	11-50	SF
WALDO	waldo.fyi	2023	11-50	New York
CDR.fyi	cdr.fyi	2022	11-50	New York City
Kredit®	kredit.fyi	2020	11-50	New York
VEDA Accounting	veda.fyi	2011	11-50	Sofia
MØRNING.	morning.fyi	2021	11-50	London
FullCircle	fullcircleofficial.fyi	2022	11-50	Palo Alto
Chanakya	chanakya.fyi	2019	11-50	New Delhi
Nothing Personal	nothingpersonal.fyi	-	11-50	Jakarta
Profile.fyi (Acquired By Mercor)	profile.fyi	2024	11-50	Cupertino
Parcel	parcel.fyi	2018	11-50	San Francisco
StartupNews.fyi	startupnews.fyi	2019	11-50	New Delhi
Vibe.fyi	vibe.fyi	2001	11-50	Orewa
Notation	notation.fyi	2023	11-50	New York
Assemble.FYI	assemble.fyi	2021	11-50	Los Angeles
Dynamo	dynamo.fyi	2019	11-50	Hod-Hasharon
Coding Challenges	codingchallenges.fyi	2023	2-10	Westbury
Nafs	nafs.fyi	2026	2-10	Austin
Brud	brud.fyi	2014	2-10	Los Angeles

Companies using .fyi domains by industry

top 12

01 Technology, Information and Internet 95 25.8%
02 computer software 91 24.7%
03 internet 31 8.4%
04 marketing and advertising 27 7.3%
05 information technology and services 26 7.1%
06 Technology, Information and Media 20 5.4%
07 management consulting 19 5.2%
08 Information Services 19 5.2%
09 Financial Services 12 3.3%
10 Design 11 3%
11 Online Media 9 2.4%
12 Research 8 2.2%

Companies using .fyi by employee count

315 companies

Most used technologies on .fyi websites

by websites

#	Technology	Category	Websites
01	Cloudflare	Hosting & Infrastructure	31,276
02	Amazon Web Services (AWS)	Hosting & Infrastructure	17,559
03	HTTP/3	Development Utilities	12,578
04	Google Trust Services	Security & Compliance	11,131
05	HSTS	Security & Compliance	11,062
06	Name.com DNS	DNS Services	10,479
07	Porkbun DNS	DNS Services	7,610
08	Namecheap DNS	DNS Services	6,558
09	GoDaddy	Hosting & Infrastructure	5,047
10	Google Search Console	Marketing & SEO	4,664
11	Vercel	Hosting & Infrastructure	3,997
12	React	Software Development	3,731
13	Next Js	Software Development	3,308
14	Ubuntu	Hosting & Infrastructure	2,846
15	Google Domains DNS	DNS Services	2,564

Technology usage on .fyi websites by category

share of detections

.fyi websites by country

by domains

01 🇺🇸 United States 80,168 89.1%
02 🇭🇰 Hong Kong 2,410 2.7%
03 🇩🇪 Germany 2,275 2.5%
04 🇨🇦 Canada 902 1%
05 🇨🇳 China 733 0.8%
06 🇳🇱 Netherlands 548 0.6%
07 🇫🇷 France 534 0.6%
08 🇯🇵 Japan 475 0.5%
09 🇬🇧 United Kingdom 438 0.5%
10 🇸🇬 Singapore 401 0.4%
11 🇮🇳 India 234 0.3%
12 🇵🇱 Poland 233 0.3%
13 🇦🇺 Australia 215 0.2%
14 🇲🇩 Moldova 205 0.2%
15 🇸🇪 Sweden 165 0.2%

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