Require I18N
Sentry
Focus Within Pollyfill
Datepicker
Sales outreach
All 55,862 of these sites already run speculation-rules, with the construction segment leading at 608 sites. Pitch the products and services that fit that exact stack.
Websites using speculation-rules
Development Utilities Developer Tools Visit website
The Speculation Rules API is a web API that targets document URLs to improve performance for future navigations in multi-page applications.
Up to 1M sites per list · Segment by country & TLD to cover the full footprint · Unlimited report rebuilds for 1 month
- Live websites detected
- 55,862
- Countries with usage
- 173
- Top market: United States
- 🇺🇸 27.8%
speculation-rules global heatmap
darker = more sitesspeculation-rules usage by country
by sites detected-
01 🇺🇸 United States 15,511 27.8%
-
02 🇩🇪 Germany 4,368 7.8%
-
03 🇫🇷 France 3,715 6.7%
-
04 🇬🇧 United Kingdom 3,010 5.4%
-
05 🇧🇷 Brazil 2,669 4.8%
-
06 🇦🇺 Australia 2,029 3.6%
-
07 🇳🇱 Netherlands 1,824 3.3%
-
08 🇨🇦 Canada 1,558 2.8%
-
09 🇯🇵 Japan 1,467 2.6%
-
10 🇮🇳 India 1,385 2.5%
And 163 more countries in the full dataset.
Need every speculation-rules site in one market? Unlock speculation-rules once and rebuild filtered reports as often as you like for a month: by country, TLD, or stack combination, each with up to 20 data points per site.
Start from $39/mospeculation-rules usage by country group
by sites detected-
01 English-Speaking Countries 39 countries 25,303 45.4%
-
02 Europe 51 countries 23,836 42.7%
-
03 Western Europe 23 countries 19,520 35%
-
04 European Union (EU) 27 countries 18,747 33.6%
-
05 North America 4 countries 17,071 30.6%
-
06 Asia-Pacific (APAC) 29 countries 8,385 15%
-
07 BRICS 10 countries 6,376 11.4%
-
08 DACH 4 countries 5,326 9.6%
-
09 French-Speaking Countries 20 countries 4,912 8.8%
-
10 Eastern Europe 23 countries 4,303 7.7%
Country groups overlap: a country can belong to several at once (Germany counts toward Europe, Western Europe, the EU and DACH). Percentages are each group's share of the 55,762 sites with a known country, so they describe overlapping views of the same data and do not add up to 100%.
Top websites using speculation-rules
by popularity| # | Website | Popularity | StackSpend | Country | TLD |
|---|---|---|---|---|---|
| 01 |
 ogury.io
|
2,530 | $8.36K+ | 🇫🇷 France | io |
| 02 | iqm.com | 3,336 | $8.13K+ | 🇺🇸 United States | com |
| 03 | abundanation.com | 10,566 | $2.53K+ | 🇺🇸 United States | com |
| 04 |
 eatthis.com
|
11,913 | $123K+ | 🇺🇸 United States | com |
| 05 | studiopress.com | 13,749 | $4.47K+ | 🇺🇸 United States | com |
| 06 | supsystic.com | 13,997 | $6.36K+ | 🇺🇸 United States | com |
| 07 |
 mcahalane.com
|
14,961 | $2.25K+ | 🇺🇸 United States | com |
| 08 |
 hornetsecurity.com
|
17,722 | $11.65K+ | 🇩🇪 Germany | com |
| 09 |
 workenter.gr
|
18,743 | $2.26K+ | 🇬🇷 Greece | gr |
| 10 | 180computers.com | 18,785 | $2.33K+ | 🇺🇸 United States | com |
| 11 | sammobile.com | 19,114 | $103K+ | 🇳🇱 Netherlands | com |
| 12 | bestlifeonline.com | 19,163 | $10.38K+ | 🇺🇸 United States | com |
| 13 | verve.com | 20,195 | $12.36K+ | 🇺🇸 United States | com |
| 14 | mmachina.cn | 20,592 | $2.04K+ | 🇨🇳 China | cn |
| 15 |
 prof-designs.lv
|
24,622 | $4.64K+ | 🇱🇻 Latvia | lv |
| 16 | kaltokan.com | 24,880 | $2.33K+ | 🇺🇸 United States | com |
| 17 | advancedcustomfields.com | 26,047 | $3.55K+ | 🇺🇸 United States | com |
| 18 |
 concentrix.com
|
26,231 | $16.99K+ | 🇺🇸 United States | com |
| 19 | seranking.com | 26,608 | $4.65K+ | 🇺🇸 United States | com |
| 20 |
 netzadresse.at
|
28,814 | $1.92K+ | 🇦🇹 Austria | at |
This is 20 of 55,862 websites. Download up to 1M sites per list as CSV, enriched with firmographics.
Companies using speculation-rules
sample, enriched| Company | Website | Employees | Industry | Country | Founded |
|---|---|---|---|---|---|
| Taylor Farms |
 taylorfarms.com
|
10001+ | Food Production | 🇺🇸 United States | 1995 |
| MAJISA LIME PRODUCT |
 majisalimes.com
|
11-50 | Lime And Gypsum Products Manufacturing | 🇺🇸 United States | - |
| Helfer-Line GmbH |
 helferline.de
|
51-200 | - | 🇩🇪 Germany | - |
| Hunan University Of Chinese… |
 hutcm.cn
|
5001-10000 | Higher Education | 🇨🇳 China | 1934 |
| HÃNG LUẬT MINH MẪN |
 luatminhman.vn
|
1-10 | - | 🇺🇳 - | - |
| Sarah Vivian |
 sarahvivian.com
|
- | Performing Arts | 🇬🇧 United Kingdom | - |
| Eberhard Vielhaber Bäckerei |
 baeckerei-vielhaber.de
|
201-500 | Food and Beverage Manufacturing | 🇺🇳 - | - |
| Go-mart, Inc. |
 gomart.com
|
501-1000 | - | 🇺🇸 United States | - |
| Groupe Mauffrey |
 mauffrey.com
|
1001-5000 | Transportation/Trucking/Railroad | 🇫🇷 France | 1964 |
| Fingo Vietnam |
 fingo.vn
|
501-1000 | Financial Services | 🇻🇳 Vietnam | 2016 |
| Al Sraiya Security Services (SSS) |
 sss.com.qa
|
1001-5000 | Security and Investigations | 🇶🇦 Qatar | 2015 |
| SYBYL |
 sybyl.com
|
201-500 | IT Services and IT Consulting | 🇺🇬 Uganda | 1991 |
| NMN Soundproofing Ltd |
 londonsoundproofing.co.uk
|
- | - | 🇬🇧 United Kingdom | - |
| Dmg World Media |
 dmgworldmedia.com
|
10001+ | Events Services | 🇬🇧 United Kingdom | 1894 |
| Askar Oil Services Pvt Ltd |
 askaroil.com.pk
|
51-200 | Oil and Gas | 🇵🇰 Pakistan | 2004 |
| Jeremy Lim Music |
 jeremylimmusic.com
|
1-10 | Musicians | 🇺🇳 - | - |
| Partidul Umanist Social Liberal |
 pusl.ro
|
5001-10000 | Political Organizations | 🇷🇴 Romania | - |
| Maria Entretien |
 mariaentretien.com
|
11-50 | Consumer Services | 🇨🇦 Canada | 2001 |
| Universal Sign Systems |
 universalsignsystems.com
|
11-50 | Design Services | 🇺🇸 United States | 1994 |
| Symbotic |
 symbotic.com
|
1001-5000 | Automation Machinery Manufacturing | 🇺🇸 United States | 2007 |
| Smiley's Grill |
 smileysgrill.com
|
201-500 | Food and Beverage Manufacturing | 🇪🇬 Egypt | 1988 |
| KingslakeBlue |
 kingslakeblue.com
|
51-200 | Software Development | 🇬🇧 United Kingdom | 1994 |
| StrongFOV |
 strongfov.fr
|
1-10 | Media Production | 🇫🇷 France | 2021 |
| Ceec Bulgaria, Union Of Electronics… |
 fnts.bg
|
501-1000 | electrical/electronic manufacturing | 🇧🇬 Bulgaria | 1965 |
| Cox Enterprises |
 coxenterprises.com
|
10001+ | Technology, Information and Media | 🇺🇸 United States | 1898 |
| China City Industrial Group |
 ccigint.com
|
5001-10000 | Manufacturing | 🇨🇳 China | - |
| Matt's Pressure Washing Service LLC |
 mattspressurewashing.com
|
- | - | 🇺🇸 United States | - |
| Zegen Industrial Limited |
 zegmetal.com
|
11-50 | Wholesale Import and Export | 🇨🇳 China | 2013 |
| Ersaş Alüminyum |
 ersasaluminyum.com.tr
|
501-1000 | Mining | 🇹🇷 Turkey | 1970 |
| Shakti Pumps (i) Ltd. |
 shaktipumps.com
|
1001-5000 | Mechanical Or Industrial Engineering | 🇮🇳 India | 1982 |
| Eden UK |
 eden-retail.com
|
51-200 | Retail | 🇬🇧 United Kingdom | 1993 |
| Reges The Luxury Residences, Çeşme |
 reges.com.tr
|
201-500 | Hospitality | 🇹🇷 Turkey | 2018 |
| LE MAS CABANIDS |
 mascabanids.com
|
- | Hospitality | 🇫🇷 France | - |
| Engineered Floors, LLC |
 engineeredfloors.com
|
5001-10000 | Wholesale Building Materials | 🇺🇸 United States | 2009 |
| IUSATEL |
 iusatel.mx
|
10001+ | Telecommunications Carriers | 🇺🇳 - | - |
| Twaalfdozijn |
 twaalfdozijn.nl
|
1-10 | Design Services | 🇳🇱 Netherlands | 2011 |
| Goodwill Wealth Management Pvt Ltd |
 gwcindia.in
|
501-1000 | Capital Markets | 🇮🇳 India | 2008 |
| Escola Nacional De Formação E… |
 enfam.jus.br
|
10001+ | judiciary | 🇧🇷 Brazil | 2006 |
| Ramalepe Group |
 ramalepegroup.com
|
201-500 | Business Consulting and Services | 🇿🇦 South Africa | 2022 |
| Jeddah Construct |
 jeddahconstruct.com
|
51-200 | Events Services | 🇺🇳 - | - |
A sample of enriched company profiles. Full exports include company, social, and spend signals on every domain.
speculation-rules usage by industry
by TLD segment-
01 Construction 608 10.6%
-
02 IT Services and IT Consulting 554 9.6%
-
03 Business Consulting and Services 502 8.7%
-
04 Advertising Services 439 7.6%
-
05 Marketing Services 334 5.8%
-
06 Software Development 312 5.4%
-
07 Technology, Information and Internet 304 5.3%
-
08 Real Estate 273 4.7%
-
09 Non-profit Organizations 264 4.6%
-
10 Financial Services 258 4.5%
speculation-rules industry distribution chart
share by domain segmentspeculation-rules users by company revenue
6,736 companiesTechnologies related to speculation-rules
Developer ToolsPut it to work
What teams do with the speculation-rules list
Competitor analysis
Selling Require I18N, Sentry, or another Developer Tools product? These 55.86K speculation-rules users are your displacement audience, filterable by country and company size.
Market research
Top markets for speculation-rules: United States (27.8%), Germany (7.8%), France (6.7%). Size the Developer Tools market by geography before you build or invest.
Free for non-profits, academia & data journalists - non-commercial and public-interest use, on request.
Request accessTurn 55,862 speculation-rules websites into your next campaign, audit, or dataset
Unlock speculation-rules and download unlimited filtered reports for a month: up to 1M sites per list, segmented by country and TLD.
No contracts, cancel anytime · Instant access after checkout · Data point availability varies by website and report