Solr
Databases
Visit lucene.apache.org
Solr is an open-source enterprise-search platform, written in Java.
Lead List Exporter
383 live Solr sites, ready to export.
That's how many Solr websites are in VersionDB right now, each with its full tech stack, contact details, and social profiles.
Pick a ready-made template, or build your own filters in the Lead List Exporter and pay only for the rows you export.
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Solr companies in the United States
Every Solr 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 Solr sites by traffic
Start with the highest-traffic end of the dataset.
Sites on a .com domain
Limit results to Solr websites on .com domains.
Companies with phone numbers
Only sites where an organisation phone number was found.
Complementary Technologies
Solr Complementary Technologies
Technologies frequently found with Solr.
Most Frequent Complementary Tech
Ckan
383
Java
383
PostgreSQL
383
Python
383
jQuery
383
Bootstrap
382
Nginx
269
HSTS
178
Google Analytics
158
PHP
136
Live Websites
Websites Using Solr
Live sites we caught running Solr in the wild, straight from the latest crawl.
| Domain | Server Location | ASN | Crawl Date |
|---|---|---|---|
| dati.toscana.it | ๐ฎ๐น Italy | Regione Toscana | July 28, 2026 |
| offenesdatenportal.de | ๐ฉ๐ช Germany | Kommunales Rechenzentrum Niederrhein | July 28, 2026 |
| traffic4cyprus.org.cy | ๐จ๐พ Cyprus | Cablenet Communication Systems plc | July 27, 2026 |
| landuseopportunities.nz | Unknown | Cloudflare, Inc. | July 27, 2026 |
| datamx.io | ๐ฎ๐ด British Indian Ocean Territory | netcup GmbH | July 27, 2026 |
| bisec.gr | ๐ฉ๐ช Germany | Hetzner Online GmbH | July 27, 2026 |
| datosabiertos.gob.pa | ๐ต๐ฆ Panama | Autoridad Nacional para la Innovacion Gubernamental | July 27, 2026 |
| opendatabozp.cz | ๐จ๐ฟ Czech Republic | WIA spol. s.r.o. | July 25, 2026 |
| transportdata.be | ๐ง๐ช Belgium | Hetzner Online GmbH | July 25, 2026 |
| mobidata-bw.de | ๐ฉ๐ช Germany | TelemaxX Telekommunikation GmbH | July 25, 2026 |
Identifiers
Top Solr Identifiers
Who is using Solr and where: top five by detected sites.
Technology
Ckan
383
Java
383
PostgreSQL
383
Python
383
jQuery
383
Language
English
83
Spanish
57
Portuguese
40
Thai
32
Japanese
26
ASN
Amazon.com, Inc.
52
Cloudflare, Inc.
26
Hetzner Online GmbH
18
Google LLC
13
Microsoft Corporation
13
TLD
br
35
org
30
th
29
jp
26
ar
25
Country
Brazil
35
Thailand
31
Japan
30
Argentina
25
Unknown
25
Deep Dive
Most Frequent Solr Identifiers and Complementary Tech
Most frequently encountered identifiers for Solr and its complementary technologies.
| Technology | Sites |
|---|---|
Ckan | 383 |
Java | 383 |
PostgreSQL | 383 |
Python | 383 |
jQuery | 383 |
Bootstrap | 382 |
Nginx | 269 |
| HSTS | 178 |
Google Analytics | 158 |
PHP | 136 |
Select2 | 121 |
Ubuntu | 117 |
Apache HTTP Server | 105 |
Cloudflare | 86 |
WordPress | 78 |
jQuery UI | 78 |
MySQL | 76 |
jsDelivr | 73 |
|
jQuery Migrate | 69 |
|
jQuery CDN | 61 |
cdnjs | 57 |
Google Tag Manager | 51 |
HTTP/3 | 44 |
Popper | 44 |
reCAPTCHA | 44 |
| Language | Sites |
|---|---|
| English | 83 |
| Spanish | 57 |
| Portuguese | 40 |
| Thai | 32 |
| Japanese | 26 |
| Italian | 23 |
| Indonesian | 18 |
| French | 11 |
| German | 10 |
| Ukrainian | 8 |
| Chinese | 8 |
| Greek | 5 |
| Polish | 5 |
| Southern Sotho | 5 |
| Latin | 4 |
| Swedish | 4 |
| Afrikaans | 3 |
| Esperanto | 3 |
| Finnish | 3 |
| Mฤori | 3 |
| Malay | 3 |
| Norwegian Nynorsk | 3 |
| Russian | 3 |
| Bosnian | 2 |
| Catalan | 2 |
| Czech | 2 |
| Dutch | 2 |
| Vietnamese | 2 |
| Danish | 1 |
| Estonian | 1 |
| Basque | 1 |
| Persian | 1 |
| Hebrew | 1 |
| Marathi | 1 |
| Macedonian | 1 |
| Mongolian | 1 |
| Norwegian Bokmรฅl | 1 |
| Romanian | 1 |
| Serbian | 1 |
| Tagalog | 1 |
| Turkish | 1 |
| ASN | Sites |
|---|---|
| Amazon.com, Inc. | 52 |
| Cloudflare, Inc. | 26 |
| Hetzner Online GmbH | 18 |
| Google LLC | 13 |
| Microsoft Corporation | 13 |
| DigitalOcean, LLC | 9 |
| National Telecom Public Company Limited | 7 |
| Akamai Connected Cloud | 6 |
| Empresa Argentina de Soluciones Satelitales S.A. | 6 |
| Incapsula Inc | 5 |
| Government Information Technology Services | 4 |
| OVH SAS | 4 |
| SERVICO FEDERAL DE PROCESSAMENTO DE DADOS - SERPRO | 4 |
| Digimat S.P.A. | 3 |
| Fastweb | 3 |
| Hostinger International Limited | 3 |
| IONOS SE | 3 |
| NSS S.A. | 3 |
| PT Telekomunikasi Indonesia | 3 |
| Private Joint Stock Company datagroup | 3 |
| Rede Nacional de Ensino e Pesquisa | 3 |
| SAKURA Internet Inc. | 3 |
| Telefonica De Espana S.a.u. | 3 |
| A2 Hosting, Inc. | 2 |
| Aruba S.p.A. | 2 |
| Center for Research and Technology Hellas (CERTH) | 2 |
| Centro de Informatica e Automacao do Estado de SC | 2 |
| Chulalongkorn University | 2 |
| Cia Proc. de Dados do Estado de S Paulo - Prodesp | 2 |
| Consortium GARR | 2 |
| Data Communication Business Group | 2 |
| Deutsche Telekom AG | 2 |
| Ethiopian Telecommunication Corporation | 2 |
| Fastly, Inc. | 2 |
| Hokuriku Telecommunication Network Co. | 2 |
| Idigital Internet Inc. | 2 |
| JSC Selectel | 2 |
| Ministry Of Defence Of Montenegro (ministarstvo Odbrane Crne Gore) | 2 |
| National Infrastructures for Research and Technology S.A. | 2 |
| Netsons s.r.l. | 2 |
| Oracle Corporation | 2 |
| Regione Toscana | 2 |
| Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. | 2 |
| home.pl sp. z o.o. | 2 |
| netcup GmbH | 2 |
| 40881 19 th Fl.,Phaholyotin Place Building | 1 |
| 8828 Moo 4 Tiwanont Road Nonta-Buri Province 11000 | 1 |
| ADISTA SAS | 1 |
| ARDH GLOBAL INDONESIA, PT | 1 |
| ARLINK S.A. | 1 |
| Academia Sinica | 1 |
| Administracion Nacional de Telecomunicaciones | 1 |
| Agence Tunisienne d'Internet | 1 |
| Akamai International B.V. | 1 |
| Asiainfo Te | 1 |
| Associacao Porto Digital | 1 |
| Australian Academic and Research Network AARNet | 1 |
| Autoridad Nacional para la Innovacion Gubernamental | 1 |
| BELNET | 1 |
| BRASIL TECPAR | AMIGO | AVATO | 1 |
| Badan Narkotika Nasional | 1 |
| Badan Pengusahaan Batam | 1 |
| Broadcom Group, S.A | 1 |
| CENTRO DE PROC. DE DADOS DO ESTADO DE MATO GROSSO | 1 |
| CLICKNET BRASIL INFORMATICA E TELECOMUNICACOES LT | 1 |
| COMPANHIA DE TECNOLOGIA DA INFORMACAO ESTADO MG | 1 |
| CORPORACION NACIONAL DE TELECOMUNICACIONES - CNT EP | 1 |
| Cablenet Communication Systems plc | 1 |
| Camara Municipal de Lisboa | 1 |
| Center for E-commerce and Digital Technology Development | 1 |
| Cia de Proc. de Dado do Municipio de Porto Alegre | 1 |
| Cia de Processamento de Dados do RGS | 1 |
| Cia. de Processamento de Dados do Estado da Bahia | 1 |
| Cloud Builders SA | 1 |
| Cloudflare London, LLC | 1 |
| Cloudi Nextgen Sl | 1 |
| Communications & Communicate Nepal Pvt Ltd | 1 |
| Companhia Itabirana Telecomunicacoes Ltda | 1 |
| Contabo GmbH | 1 |
| Coop. de Obras y Serv. Pub. Ltda. de Rio Tercero | 1 |
| Department of Alternative Energy Development and Efficiency | 1 |
| Department of Information Technology, Government of Nepal | 1 |
| Digital Infrastructure Center - Digital Transformation Department - Ministry of Agriculture | 1 |
| Dinas Perhubungan,komunikasi, informasi dan Telematika -NAD | 1 |
| Direktorat E-Goverment Kementerian KOMINFO | 1 |
| EMPRESA MUNICIPAL DE INFORMATICA | 1 |
| ETAPA EP | 1 |
| Ellinika Diktia Kalodion Mepe | 1 |
| Enecom,Inc. | 1 |
| Fiscal Policy Office | 1 |
| Fundacja Uniwersytetu Im. Adama Mickiewicza W Poznaniu | 1 |
| GANDI SAS | 1 |
| Gigacloud LLC | 1 |
| Gobierno De Canarias | 1 |
| Gobierno de Cantabria | 1 |
| Govern de les Illes Balears | 1 |
| Government of the Northwest Territories | 1 |
| Grupo Loading Systems, S.L. | 1 |
| Hawk Host Inc. | 1 |
| Infomaniak Network SA | 1 |
| Informatica Alto Adige Spa | 1 |
| Inst. de Tec. da Informacao e Comunicacao do ES. | 1 |
| Instituto Social para Jubilados y Pensionados I.N.S.S.J.P | 1 |
| Internet Initiative Japan Inc. | 1 |
| Internet Thailand Company Limited | 1 |
| Iran Information Technology Company PJSC | 1 |
| Irish Government | 1 |
| Istanbul Metropolitan Municipality | 1 |
| Jisc Services Limited | 1 |
| Johann Wolfgang Goethe-Universitat Frankfurt am Main | 1 |
| KAGOYA JAPAN Inc. | 1 |
| KCOM Group Limited | 1 |
| Karlsruhe Institute of Technology | 1 |
| Kommunales Rechenzentrum Niederrhein | 1 |
| Kunnskapssektorens Tjenesteleverandor | 1 |
| Labtech Systems Ltd | 1 |
| Lantik S.A. M.P. | 1 |
| Lepida S.c.p.A. | 1 |
| Link11 GmbH | 1 |
| Lyse Tele | 1 |
| MARANDU COMUNICACIONES SOCIEDAD DEL ESTADO | 1 |
| MINISTERIO DE MINAS E ENERGIA | 1 |
| MINISTERIO DO MEIO AMBIENTE | 1 |
| Ministerio de Justicia de la Nacion Argentina | 1 |
| Ministerio de Transformacion Digital y de la Funcion Publica | 1 |
| NEOTEL AD Skopje | 1 |
| NITC: IT Agency of Government of Nepal | 1 |
| Namecheap, Inc. | 1 |
| National Center for High-performance Computing | 1 |
| National Information Technology Center | 1 |
| OTEnet S.A. | 1 |
| Orange Espagne SA | 1 |
| PEMERINTAH KOTA PEMATANGSIANTAR | 1 |
| PT Cyberindo Aditama | 1 |
| PT Palapa Global Nusantara | 1 |
| PT. Beon Intermedia | 1 |
| PT. SIGMA CIPTA CARAKA | 1 |
| PT. SOLO JALA BUANA | 1 |
| Palestine Telecommunications Company (PALTEL) | 1 |
| Pemerintah Kota Mojokerto | 1 |
| Pemerintah Provinsi Kepulauan Bangka Belitung | 1 |
| Politechnika Warszawska | 1 |
| REANNZ National Research and Education Network | 1 |
| Raiola Networks S.L. | 1 |
| Renater | 1 |
| Reseau dInformations Scientifiques du Quebec RISQ Inc. | 1 |
| SAREnet, S.A. | 1 |
| SBN-ISPAWN-ISP and SBN-NIXAWN-NIX | 1 |
| SECRETARIA DE ESTADO DE ECONOMIA DO DF - SEECDF | 1 |
| SITELBRA LTDA | 1 |
| SPD Bilopol Roman Leonidovich | 1 |
| SUP. ESTADUAL DE TECNOLOGIA DA INFORMACAO E COM | 1 |
| Secretaria de Ciencia y Tecnologia - Red Cientific | 1 |
| Secretaria de Estado de Desenvolvimento e Inovacao | 1 |
| Secretaria de Fazenda de Mato Grosso do Sul | 1 |
| Shared Services Canada | 1 |
| Siamdata Communication Co.,Ltd. | 1 |
| Slaska Siec Metropolitalna Sp. z o.o. | 1 |
| State institution Kyzmat under the Office of the President of the Kyrgyz Republic | 1 |
| Statens IT | 1 |
| Sucuri | 1 |
| SysEleven GmbH | 1 |
| T-Systems International GmbH | 1 |
| TIM | 1 |
| TN-BB-AS Tunisia BackBone AS | 1 |
| TOHKnet Co.,Inc. | 1 |
| TOT Public Company Limited | 1 |
| Techtel LMDS Comunicaciones Interactivas S.A. | 1 |
| Telecom Argentina S.A. | 1 |
| Telefonica de Argentina | 1 |
| TelemaxX Telekommunikation GmbH | 1 |
| Thai SocialScientific, Academic and Research Network | 1 |
| Trafikverket | 1 |
| Trentino Digitale SPA | 1 |
| Triple T Broadband Public Company Limited | 1 |
| Turk Telekom | 1 |
| UNINET | 1 |
| USINA POPULAR Y MUNICIPAL DE TANDIL SEM | 1 |
| Universita di Padova | 1 |
| Universitatea Bucuresti | 1 |
| Vitec Memorix B.V. | 1 |
| Vodafone Czech Republic a.s. | 1 |
| WIA spol. s.r.o. | 1 |
| X-City Ltd. | 1 |
| Xserver Inc. | 1 |
| acens Technologies, S.L. | 1 |
| teuto.net Netzdienste GmbH | 1 |
| TLD | Sites |
|---|---|
| br | 35 |
| org | 30 |
| th | 29 |
| jp | 26 |
| ar | 25 |
| it | 22 |
| id | 18 |
| de | 13 |
| es | 11 |
| com | 10 |
| gr | 10 |
| ca | 8 |
| net | 8 |
| ua | 8 |
| eu | 7 |
| ie | 7 |
| uk | 6 |
| io | 5 |
| pl | 5 |
| au | 4 |
| info | 4 |
| mx | 4 |
| cat | 3 |
| dev | 3 |
| fi | 3 |
| fr | 3 |
| nl | 3 |
| tw | 3 |
| vn | 3 |
| be | 2 |
| co | 2 |
| cr | 2 |
| cy | 2 |
| cz | 2 |
| digital | 2 |
| ec | 2 |
| et | 2 |
| eus | 2 |
| il | 2 |
| kg | 2 |
| me | 2 |
| mn | 2 |
| np | 2 |
| nz | 2 |
| pr | 2 |
| pt | 2 |
| ru | 2 |
| scot | 2 |
| tn | 2 |
| 255 | 1 |
| africa | 1 |
| app | 1 |
| asia | 1 |
| bayern | 1 |
| biz | 1 |
| cl | 1 |
| cloud | 1 |
| dk | 1 |
| do | 1 |
| gt | 1 |
| guru | 1 |
| hu | 1 |
| in | 1 |
| ir | 1 |
| jo | 1 |
| mk | 1 |
| mq | 1 |
| ng | 1 |
| no | 1 |
| pa | 1 |
| ps | 1 |
| ruhr | 1 |
| se | 1 |
| swiss | 1 |
| tr | 1 |
| uy | 1 |
| Country | Sites |
|---|---|
| ๐ง๐ท Brazil | 35 |
| ๐น๐ญ Thailand | 31 |
| ๐ฏ๐ต Japan | 30 |
| ๐ฆ๐ท Argentina | 25 |
| Unknown | 25 |
| ๐บ๐ธ United States | 24 |
| ๐ฉ๐ช Germany | 23 |
| ๐ฎ๐น Italy | 22 |
| ๐ช๐ธ Spain | 18 |
| ๐ฎ๐ฉ Indonesia | 18 |
| ๐ฌ๐ง United Kingdom | 12 |
| ๐จ๐ฆ Canada | 9 |
| ๐ฎ๐ช Ireland | 9 |
| ๐บ๐ฆ Ukraine | 8 |
| ๐ฌ๐ท Greece | 6 |
| ๐ฆ๐บ Australia | 5 |
| ๐ซ๐ท France | 5 |
| ๐ฎ๐ด British Indian Ocean Territory | 5 |
| ๐ต๐ฑ Poland | 5 |
| ๐ฒ๐ฝ Mexico | 4 |
| ๐ณ๐ฑ Netherlands | 4 |
| ๐น๐ผ Taiwan | 4 |
| ๐ซ๐ฎ Finland | 3 |
| ๐ณ๐ต Nepal | 3 |
| ๐ต๐น Portugal | 3 |
| ๐ป๐ณ Vietnam | 3 |
| ๐ง๐ช Belgium | 2 |
| ๐จ๐ญ Switzerland | 2 |
| ๐จ๐ด Colombia | 2 |
| ๐จ๐พ Cyprus | 2 |
| ๐จ๐ฟ Czech Republic | 2 |
| ๐ช๐จ Ecuador | 2 |
| ๐ช๐น Ethiopia | 2 |
| ๐ฎ๐ฑ Israel | 2 |
| ๐ฐ๐ฌ Kyrgyzstan | 2 |
| ๐ฒ๐ช Montenegro | 2 |
| ๐ณ๐ด Norway | 2 |
| ๐ท๐บ Russia | 2 |
| ๐ธ๐ฌ Singapore | 2 |
| ๐น๐ณ Tunisia | 2 |
| ๐น๐ท Turkey | 2 |
| ๐ฉ๐ฐ Denmark | 1 |
| ๐ฌ๐น Guatemala | 1 |
| ๐ญ๐บ Hungary | 1 |
| ๐ฎ๐ณ India | 1 |
| ๐ฎ๐ท Iran | 1 |
| ๐ฏ๐ด Jordan | 1 |
| ๐ฒ๐ฐ North Macedonia | 1 |
| ๐ฒ๐ถ Martinique | 1 |
| ๐ณ๐ฌ Nigeria | 1 |
| ๐ณ๐ฟ New Zealand | 1 |
| ๐ต๐ฆ Panama | 1 |
| ๐ต๐ธ Palestine | 1 |
| ๐ธ๐ช Sweden | 1 |
| ๐บ๐พ Uruguay | 1 |