# IBM NS1 Connect vs Unbound

| Attribute | IBM NS1 Connect | Unbound |
|---|---|---|
| **Vioscale score** | 47.4 (33% (low)) | 47.7 (16% (low)) |
| activity.commits_last_30d | - | 84 |
| adoption.dependent_repos | - | 0 |
| adoption.github_stars | - | 4,817 |
| deployment.options | - | `{"on_prem":true,"self_hosted":true}` |
| description.long | An intelligent DNS platform that uses real-time performance data and network conditions to dynamically route traffic to optimal endpoints, helping organizations reduce outages and latency through API-driven automation and infrastructure-as-code integration. | A free DNS resolver software that encrypts user queries and validates domain lookups. Designed for privacy and performance, it supports modern encrypted DNS protocols and works across Linux, BSD, and macOS systems. |
| language.primary | - | C |
| license.spdx | - | BSD-3-Clause |
| market.availability | - | `{"hqCountry":"NL","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | - | `{"cli":true,"mac":true,"linux":true}` |
| pricing | `{"freeTier":true,"sourceUrl":"https://ns1.com","retrievedAt":"2026-08-20T08:19:29.136Z"}` | `{"type":"open_source","freeTier":true,"sourceUrl":"https://nlnetlabs.nl/projects/unbound/about/","retrievedAt":"2026-08-20T16:34:32.426Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | open_source |
| pricing.price_level | low | free |
| release.cadence_days | - | 52 |
| release.history | - | `[{"url":"https://github.com/NLnetLabs/unbound/releases/tag/release-1.26.0","date":"2026-08-04T08:00:13Z","type":"stable","version":"release-1.26.0"},{"url":"https://github.com/NLnetLabs/unbound/releases/tag/release-1.25.2","date":"2026-07-22T09:18:40Z","type":"stable","version":"release-1.25.2"},{"url":"https://github.com/NLnetLabs/unbound/releases/tag/release-1.25.1","date":"2026-05-20T09:17:20Z","type":"stable","version":"release-1.25.1"},{"url":"https://github.com/NLnetLabs/unbound/releases/tag/release-1.25.0","date":"2026-04-29T09:56:24Z","type":"stable","version":"release-1.25.0"},{"url":"https://github.com/NLnetLabs/unbound/releases/tag/release-1.24.2","date":"2025-11-26T11:22:30Z","type":"stable","version":"release-1.24.2"},{"url":"https://github.com/NLnetLabs/unbound/releases/tag/release-1.24.1","date":"2025-10-22T10:28:00Z","type":"stable","version":"release-1.24.1"},{"url":"https://github.com/NLnetLabs/unbound/releases/tag/release-1.24.0","date":"2025-09-18T08:36:55Z","type":"stable","version":"release-1.24.0"},{"url":"https://github.com/NLnetLabs/unbound/releases/tag/release-1.23.1","date":"2025-07-16T09:20:27Z","type":"stable","version":"release-1.23.1"},{"url":"https://github.com/NLnetLabs/unbound/releases/tag/release-1.23.0","date":"2025-04-24T08:07:21Z","type":"stable","version":"release-1.23.0"},{"url":"https://github.com/NLnetLabs/unbound/releases/tag/release-1.22.0","date":"2024-10-17T08:43:37Z","type":"stable","version":"release-1.22.0"},{"url":"https://github.com/NLnetLabs/unbound/releases/tag/release-1.21.1","date":"2024-10-04T10:42:01Z","type":"stable","version":"release-1.21.1"},{"url":"https://github.com/NLnetLabs/unbound/releases/tag/release-1.21.0","date":"2024-08-15T08:56:18Z","type":"stable","version":"release-1.21.0"},{"url":"https://github.com/NLnetLabs/unbound/releases/tag/release-1.20.0","date":"2024-05-08T09:06:15Z","type":"stable","version":"release-1.20.0"},{"url":"https://github.com/NLnetLabs/unbound/releases/tag/release-1.19.3","date":"2024-03-14T09:26:00Z","type":"stable","version":"release-1.19.3"},{"url":"https://github.com/NLnetLabs/unbound/releases/tag/release-1.19.2","date":"2024-03-07T09:09:39Z","type":"stable","version":"release-1.19.2"},{"url":"https://github.com/NLnetLabs/unbound/releases/tag/release-1.19.1","date":"2024-02-13T12:54:31Z","type":"stable","version":"release-1.19.1"},{"url":"https://github.com/NLnetLabs/unbound/releases/tag/release-1.19.0","date":"2023-11-08T09:54:09Z","type":"stable","version":"release-1.19.0"}]` |
| reliability.sla_pct | 100 | - |
| security.disclosure_policy | - | yes |
| security.vulnerabilities | - | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2FNLNetLabs%2Funbound&per_page=100","last_12m":0,"max_severity":null}` |

*Source: Vioscale. Generated 2026-09-01T17:00:56.027Z. "-" = undocumented, not absent.*