Donuka: USA Nationwide Residential Property Data

Donuka offers a simple, reliable property data solution to power innovation and create seamless business solutions for companies of all sizes. Our data covers more than 127 million properties spread out across the U.S. that can be accessed in bulk-file format or through our APIs. We offer access to data ONLY in selected states and counties DATA SOURCES: 1. ONLY state sources (city/county/state administration, federal agencies, ministries, etc.). We DO NOT use unverified databases 2. Over 2300 sources. We use even the smallest sources, because they contain valuable data. This allows us to provide our users with the most complete data DATA RELEVANCE: 1. Our data is updated daily, weekly, monthly depending on the sources 2. We collect, process and store all data, regardless of their relevance. Historical data is also valuable DATA TYPES: 1. Specifications 2. Owners 3. Permits 4. Sales 5. Inspections 6. Violations 7. Assessed values 8. Taxes 9. Risks 10. Foreclosures 11. Property Tax Liens 12. Deed Restrictions NUMBERS: 1. 2300+ data sources in total 2. 4 billion records (listed in the "data types" block above) in total 3. 2 million new records every day DATA USAGE: 1. Property check, investigation (even the smallest events are stored in our database) 2. Prospecting (more than 100 parameters to find the required records) 3. Tracking (our data allows us to track any changes)

搜集汇总

背景与挑战

背景概述

Donuka提供美国全国范围的住宅物业数据，覆盖超过1.27亿处房产，数据来源于2300多个官方渠道，每日更新并包含规格、业主、销售等12种类型，总记录达40亿条，支持物业检查、勘探和追踪等应用。