Bulk domain rating data for 192,808,842 domains, back to 2017
Every domain we rate, with its rating, raw score and link counts, as a parquet file per monthly release. Every month back to 2017, and every new release as it lands.
Bulk data subscription
$125 a month
Billed $1,499 USD once a year
A full year of access, including every release published while it runs.
It covers both parts: the monthly files to keep, and the data API for looking up individual ratings, up to 100 domains a request.
- Every monthly release back to 2017, and every new one
- Over 200 million domains, scored again every month
- Files you keep, plus an API to fetch them
- An API for individual ratings, 100 domains a request
- No usage limits and no charge per person
Not ready? try the free sample first.
Monthly plan
$149 a month
The data API and the newest monthly file. Paid by card each month. Stop any time.
- The newest monthly file, with every domain we rate
- Each new file as soon as it comes out
- The data API: 5,000 requests a day, up to 100 domains each
- No charge per person
Not right for you? Email us within 14 days of your first payment and we will give the money back.
What you get
- • One parquet file per release, named after the month (
2025-12.parquet). - • Every monthly release back to 2017, not just the current one.
- • Over 200 million domains in the latest release, one row each, sorted by domain and ZSTD compressed.
- • Direct download links, no rate limit, no charge per person.
- • Code for opening the files in SQL, Python, R, Ruby, JavaScript, Go, Java, Rust and C#.
- • New releases appear on their own, roughly monthly.
- • A way for your own software to fetch them, so collecting each new release can be automatic.
Need a few thousand ratings rather than all of them? A free API key answers 2,500 domains a day. Get a free API key.
File schema
| Column | Type | Meaning |
|---|---|---|
| domain | string | The domain, without any subdomain |
| rating | int16 | 0–100 rating |
| score | double | Raw authority score before scaling |
| inbound_count | int64 | Separate domains linking in |
| outbound_count | int64 | Separate domains linked out to |
Free sample
10,000 domains picked at random from a release, as a CSV file you can open in a spreadsheet. A fair slice, not our best rows, so what you see is what the whole file looks like. Put our numbers next to whatever you already use and see how they line up before you pay for anything. Free with an account: all it takes is an email address.
Every release has its own sample. They are listed below.
Available releases
| Month | File | Domains | Size | Sample |
|---|---|---|---|---|
| October 2026 | 2026-10.parquet | 192,808,842 | 2.2 GB | Download CSV (zip) |
| September 2026 | 2026-09.parquet | 191,710,656 | 2.19 GB | Download CSV (zip) |
| August 2026 | 2026-08.parquet | 222,825,218 | 2.4 GB | Download CSV (zip) |
| July 2026 | 2026-07.parquet | 235,199,452 | 2.49 GB | Download CSV (zip) |
| June 2026 | 2026-06.parquet | 235,867,520 | 2.5 GB | Download CSV (zip) |
| May 2026 | 2026-05.parquet | 240,954,627 | 2.54 GB | Download CSV (zip) |
| April 2026 | 2026-04.parquet | 252,680,760 | 2.63 GB | Download CSV (zip) |
| March 2026 | 2026-03.parquet | 253,411,511 | 2.64 GB | Download CSV (zip) |
| December 2025 | 2025-12.parquet | 247,991,814 | 2.6 GB | Download CSV (zip) |
| November 2025 | 2025-11.parquet | 236,829,007 | 2.53 GB | Download CSV (zip) |
| October 2025 | 2025-10.parquet | 235,975,918 | 2.52 GB | Download CSV (zip) |
| September 2025 | 2025-09.parquet | 236,086,282 | 2.52 GB | Download CSV (zip) |
| August 2025 | 2025-08.parquet | 236,096,886 | 2.52 GB | Download CSV (zip) |
| July 2025 | 2025-07.parquet | 272,515,629 | 2.79 GB | Download CSV (zip) |
| June 2025 | 2025-06.parquet | 242,302,441 | 2.58 GB | Download CSV (zip) |
| May 2025 | 2025-05.parquet | 235,565,881 | 2.51 GB | Download CSV (zip) |
| April 2025 | 2025-04.parquet | 121,252,183 | 1.58 GB | Download CSV (zip) |
| March 2025 | 2025-03.parquet | 221,140,051 | 2.4 GB | Download CSV (zip) |
| December 2024 | 2024-12.parquet | 192,167,538 | 2.16 GB | Download CSV (zip) |
| November 2024 | 2024-11.parquet | 192,846,478 | 2.17 GB | Download CSV (zip) |
| October 2024 | 2024-10.parquet | 190,093,883 | 2.13 GB | Download CSV (zip) |
| September 2024 | 2024-09.parquet | 189,796,218 | 2.14 GB | Download CSV (zip) |
| August 2024 | 2024-08.parquet | 187,379,531 | 2.11 GB | Download CSV (zip) |
| July 2024 | 2024-07.parquet | 185,111,294 | 2.07 GB | Download CSV (zip) |
| June 2024 | 2024-06.parquet | 183,328,621 | 2.04 GB | Download CSV (zip) |
| May 2024 | 2024-05.parquet | 137,933,076 | 1.73 GB | Download CSV (zip) |
| November 2023 | 2023-11.parquet | 104,444,210 | 1.45 GB | Download CSV (zip) |
| October 2023 | 2023-10.parquet | 99,475,202 | 1.37 GB | Download CSV (zip) |
| August 2022 | 2022-08.parquet | 105,831,705 | 1.48 GB | Download CSV (zip) |
| September 2021 | 2021-09.parquet | 102,853,994 | 1.43 GB | Download CSV (zip) |
| May 2021 | 2021-05.parquet | 113,335,968 | 1.59 GB | Download CSV (zip) |
| September 2020 | 2020-09.parquet | 116,428,404 | 1.63 GB | Download CSV (zip) |
| May 2020 | 2020-05.parquet | 115,524,480 | 1.62 GB | Download CSV (zip) |
| October 2019 | 2019-10.parquet | 114,588,796 | 1.6 GB | Download CSV (zip) |
| July 2019 | 2019-07.parquet | 110,555,903 | 1.54 GB | Download CSV (zip) |
| April 2019 | 2019-04.parquet | 111,759,742 | 1.54 GB | Download CSV (zip) |
| October 2018 | 2018-10.parquet | 113,673,819 | 1.53 GB | Download CSV (zip) |
| July 2018 | 2018-07.parquet | 114,070,884 | 1.53 GB | Download CSV (zip) |
| April 2018 | 2018-04.parquet | 113,542,615 | 1.5 GB | Download CSV (zip) |
| October 2017 | 2017-10.parquet | 98,633,977 | 1.28 GB | Download CSV (zip) |
| July 2017 | 2017-07.parquet | 87,375,744 | 1.12 GB | Download CSV (zip) |