SignalR 2.2.1
JavaScript libraries
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Realtime web communication framework from Microsoft for ASP.NET.
Lead List Exporter
185 live SignalR 2.2.1 sites, ready to export.
That's how many SignalR 2.2.1 websites are in VersionDB right now, each with its full tech stack, contact details, and social profiles.
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SignalR 2.2.1 companies in the United States
Every SignalR 2.2.1 website we detected in the US.
Companies with personnel emails
Only sites where a personal, company-hosted email was found.
Decision makers on LinkedIn
Sites with at least one personnel LinkedIn profile.
Top 100,000 SignalR 2.2.1 sites by traffic
Start with the highest-traffic end of the dataset.
Sites on a .com domain
Limit results to SignalR 2.2.1 websites on .com domains.
Companies with phone numbers
Only sites where an organisation phone number was found.
Complementary Technologies
SignalR 2.2.1 Complementary Technologies
Technologies frequently found with SignalR 2.2.1.
Most Frequent Complementary Tech
jQuery
185
Microsoft ASP.NET
161
Bootstrap
137
IIS
123
Windows Server
123
jQuery UI
73
Cloudflare
59
Google Analytics
45
Modernizr
44
cdnjs
43
Live Websites
Websites Using SignalR 2.2.1
Live sites we caught running SignalR 2.2.1 in the wild, straight from the latest crawl.
| Domain | Server Location | ASN | Crawl Date |
|---|---|---|---|
| alruya.edu.kw | 🇰🇼 Kuwait | Cloudflare, Inc. | July 28, 2026 |
| vspru.ru | 🇷🇺 Russia | LLC VK | July 26, 2026 |
| leiloeiropublico.com.br | 🇧🇷 Brazil | Cloudflare, Inc. | July 25, 2026 |
| aeparts.jo | 🇯🇴 Jordan | Jordan Data Communications Company LLC | July 25, 2026 |
| vinasa.org.vn | 🇻🇳 Vietnam | VIETNAM POSTS AND TELECOMMUNICATIONS GROUP | July 24, 2026 |
| ipayroll.com.my | 🇲🇾 Malaysia | Shinjiru Technology Sdn Bhd | July 23, 2026 |
| hrserver.com.my | 🇲🇾 Malaysia | Shinjiru Technology Sdn Bhd | July 23, 2026 |
| bartarinha.com | 🇮🇷 Iran | Toosee Ertebatat Damavand | July 22, 2026 |
| pashaglobal.com | Unknown | Cloudflare, Inc. | July 22, 2026 |
| noscommunes.ca | 🇨🇦 Canada | Microsoft Corporation | July 20, 2026 |
Identifiers
Top SignalR 2.2.1 Identifiers
Who is using SignalR 2.2.1 and where: top five by detected sites.
Technology
jQuery
185
Microsoft ASP.NET
161
Bootstrap
137
IIS
123
Windows Server
123
Language
English
63
Russian
15
Persian
13
Portuguese
7
Vietnamese
7
ASN
Microsoft Corporation
28
Cloudflare, Inc.
21
Amazon.com, Inc.
13
Sharktech
9
LLC VK
8
TLD
com
69
ru
11
ir
9
net
7
org
7
Country
United States
28
Unknown
21
Iran
13
Russia
13
France
9
Deep Dive
Most Frequent SignalR 2.2.1 Identifiers and Complementary Tech
Most frequently encountered identifiers for SignalR 2.2.1 and its complementary technologies.
| Technology | Sites |
|---|---|
jQuery | 185 |
Microsoft ASP.NET | 161 |
Bootstrap | 137 |
IIS | 123 |
Windows Server | 123 |
jQuery UI | 73 |
Cloudflare | 59 |
Google Analytics | 45 |
Modernizr | 44 |
cdnjs | 43 |
Moment.js | 35 |
| HSTS | 33 |
OWL Carousel | 27 |
|
jQuery Migrate | 26 |
reCAPTCHA | 24 |
AngularJS | 22 |
HTTP/3 | 22 |
| WOW | 21 |
Google Tag Manager | 20 |
SweetAlert | 20 |
Google Hosted Libraries | 19 |
Google Maps | 18 |
Slick | 18 |
Azure | 17 |
|
Cloudflare Browser Insights | 17 |
| Language | Sites |
|---|---|
| English | 63 |
| Russian | 15 |
| Persian | 13 |
| Portuguese | 7 |
| Vietnamese | 7 |
| Hungarian | 6 |
| Spanish | 6 |
| French | 5 |
| Italian | 5 |
| Chinese | 5 |
| Afrikaans | 4 |
| Danish | 4 |
| Latin | 4 |
| Lithuanian | 4 |
| Swedish | 4 |
| Tagalog | 4 |
| Dutch | 3 |
| Czech | 2 |
| Finnish | 2 |
| Irish | 2 |
| Malay | 2 |
| Norwegian Nynorsk | 2 |
| Turkish | 2 |
| Catalan | 1 |
| Basque | 1 |
| Hebrew | 1 |
| Indonesian | 1 |
| Shona | 1 |
| Swahili | 1 |
| Thai | 1 |
| Tswana | 1 |
| Tsonga | 1 |
| Ukrainian | 1 |
| ASN | Sites |
|---|---|
| Microsoft Corporation | 28 |
| Cloudflare, Inc. | 21 |
| Amazon.com, Inc. | 13 |
| Sharktech | 9 |
| LLC VK | 8 |
| Sindad Network Technology PJSC | 8 |
| OVH SAS | 7 |
| Rackforest Zrt. | 5 |
| team.blue Denmark A/S | 5 |
| VIETNAM POSTS AND TELECOMMUNICATIONS GROUP | 3 |
| Akamai International B.V. | 2 |
| DIGITAL SNAP | 2 |
| Google LLC | 2 |
| Hetzner Online GmbH | 2 |
| IONOS SE | 2 |
| Incapsula Inc | 2 |
| Interserver, Inc | 2 |
| Iran Telecommunication Company PJS | 2 |
| Nordlo Elevate AB | 2 |
| SUPERDATA | 2 |
| Shinjiru Technology Sdn Bhd | 2 |
| TECHCLOUD SOLUTION JOINT STOCK COMPANY | 2 |
| Triara.com S.A. de C.V. | 2 |
| 282, Sector 19 | 1 |
| Administracion Nacional de Telecomunicaciones | 1 |
| CHT Compamy Ltd | 1 |
| Cablevision Lightpath LLC | 1 |
| Centro de Informatica e Automacao do Estado de SC | 1 |
| China Mobile Communications Group Co., Ltd. | 1 |
| Chinanet | 1 |
| Cizgi Telekomunikasyon Anonim Sirketi | 1 |
| Cloudflare London, LLC | 1 |
| Cogent Communications, LLC | 1 |
| Contabo GmbH | 1 |
| CyrusOne LLC | 1 |
| Development & Research Center of State Council Net. | 1 |
| DigitalOcean, LLC | 1 |
| Domain names registrar REG.RU, Ltd | 1 |
| Fanavari Serverpars Argham Gostar Company Ltd. | 1 |
| Hangzhou Alibaba Advertising Co.,Ltd. | 1 |
| Host Europe GmbH | 1 |
| INTERNET CZ, a.s. | 1 |
| InterCloud ltd | 1 |
| Internap Holding LLC | 1 |
| JSC IOT | 1 |
| JSC Silknet | 1 |
| Jefferson Mantovani ltda me | 1 |
| Jordan Data Communications Company LLC | 1 |
| LLC Megacom-IT | 1 |
| LWSA SA | 1 |
| LeaseWeb Netherlands B.V. | 1 |
| Liquid Web, L.L.C | 1 |
| MTS PJSC | 1 |
| PEG TECH INC | 1 |
| PJSC MegaFon | 1 |
| PS Internet Company LLP | 1 |
| PT Awan Data Indonesia | 1 |
| PT Telekomunikasi Indonesia | 1 |
| Parsian High Tech Company PJSC | 1 |
| Psychz Networks | 1 |
| Scaleway SAS | 1 |
| SingNet | 1 |
| Spitfire Network Services Limited | 1 |
| Superion, LLC | 1 |
| Techtel LMDS Comunicaciones Interactivas S.A. | 1 |
| Telemagic B.V. | 1 |
| Teleperformance Colombia | 1 |
| Telia Cygate AB | 1 |
| Toosee Ertebatat Damavand | 1 |
| UAB Interneto vizija | 1 |
| Unified Layer | 1 |
| VODAFONE GHANA AS INTERNATIONAL TRANSIT | 1 |
| Videotron Ltee | 1 |
| Xefi Lyon SAS | 1 |
| genesys informatica srl | 1 |
| TLD | Sites |
|---|---|
| com | 69 |
| ru | 11 |
| ir | 9 |
| net | 7 |
| org | 7 |
| vn | 7 |
| br | 6 |
| hu | 6 |
| au | 4 |
| dk | 4 |
| fr | 4 |
| it | 4 |
| my | 3 |
| za | 3 |
| ca | 2 |
| de | 2 |
| in | 2 |
| se | 2 |
| ua | 2 |
| 220 | 1 |
| 54 | 1 |
| ar | 1 |
| ba | 1 |
| care | 1 |
| cat | 1 |
| cloud | 1 |
| cn | 1 |
| co | 1 |
| cz | 1 |
| edu | 1 |
| es | 1 |
| eu | 1 |
| ge | 1 |
| gr | 1 |
| id | 1 |
| il | 1 |
| io | 1 |
| jo | 1 |
| kw | 1 |
| kz | 1 |
| lt | 1 |
| mx | 1 |
| nu | 1 |
| sg | 1 |
| si | 1 |
| studio | 1 |
| tr | 1 |
| uk | 1 |
| uy | 1 |
| xn--p1ai | 1 |
| Country | Sites |
|---|---|
| 🇺🇸 United States | 28 |
| Unknown | 21 |
| 🇮🇷 Iran | 13 |
| 🇷🇺 Russia | 13 |
| 🇫🇷 France | 9 |
| 🇻🇳 Vietnam | 8 |
| 🇧🇷 Brazil | 6 |
| 🇭🇺 Hungary | 6 |
| 🇳🇱 Netherlands | 6 |
| 🇩🇰 Denmark | 5 |
| 🇮🇹 Italy | 5 |
| 🇦🇺 Australia | 4 |
| 🇨🇦 Canada | 4 |
| 🇨🇳 China | 4 |
| 🇬🇧 United Kingdom | 4 |
| 🇮🇳 India | 4 |
| 🇸🇬 Singapore | 4 |
| 🇩🇪 Germany | 3 |
| 🇲🇽 Mexico | 3 |
| 🇲🇾 Malaysia | 3 |
| 🇸🇪 Sweden | 3 |
| 🇿🇦 South Africa | 3 |
| 🇪🇸 Spain | 2 |
| 🇮🇩 Indonesia | 2 |
| 🇮🇪 Ireland | 2 |
| 🇹🇷 Turkey | 2 |
| 🇺🇦 Ukraine | 2 |
| 🇦🇷 Argentina | 1 |
| 🇧🇩 Bangladesh | 1 |
| 🇨🇴 Colombia | 1 |
| 🇨🇿 Czech Republic | 1 |
| 🇪🇨 Ecuador | 1 |
| 🇫🇮 Finland | 1 |
| 🇬🇪 Georgia | 1 |
| 🇬🇭 Ghana | 1 |
| 🇭🇰 Hong Kong | 1 |
| 🇮🇱 Israel | 1 |
| 🇮🇴 British Indian Ocean Territory | 1 |
| 🇯🇴 Jordan | 1 |
| 🇰🇼 Kuwait | 1 |
| 🇰🇿 Kazakhstan | 1 |
| 🇱🇹 Lithuania | 1 |
| 🇺🇾 Uruguay | 1 |