DNSai vs Paessler PRTG Network Monitor
DNSai
app.dnsai.com
Paessler PRTG Network Monitor
paessler.comSide by side
| Figure | DNSai | Paessler PRTG Network Monitor |
|---|---|---|
| Price from | $79/mo | $16.67/mo |
| Free plan | Yes | Yes |
| Free trial | — | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | Yes | Yes |
| macOS | Yes | Yes |
| Linux | — | Yes |
| iOS | — | Yes |
| Android | — | Yes |
| API | Yes | Yes |
| Self-hosted | — | Yes |
| Plans published | 5 | 6 |
| Spec score · DNS Monitoring Software | 8.5 (#6) | 8.2 (#11) |
| Integrations | The maker lists Salesforce and HubSpot sync, a Claude MCP connector, REST API, CSV export and SIEM webhooks. | PRTG can send notifications to Slack and Microsoft Teams through webhooks; Paessler also lists compatibility with tools including ServiceNow, Jira Service Management, PagerDuty, and OpsGenie. |
| Intended users | DNSai describes its users as IT administrators, cybersecurity analysts, researchers and operations teams who rely on DNS data. | Paessler describes PRTG Network Monitor as best suited to small and medium IT infrastructures, with features also for OT and IoT environments. |
Plans
DNSai
- FreeFree
- Pro$79 a month
- Enterprise$499 a month
- Enterprise MaxPriced on request
- Enterprise Max PremiumPriced on request
Paessler PRTG Network Monitor
- Freeware EditionFree
- PRTG 500$200 a year
- PRTG 1000$358 a year
- PRTG 2500$742 a year
- PRTG 5000$1,300 a year
- PRTG 10000$1,642 a year
In their own words
DNSai
DNSai profiles domains from public DNS records, presenting information about mail providers, security posture, hosting, platforms, and record changes. Its Domain Manager scans more than 50 DNS record types, including A, MX, SPF, DKIM, DMARC, BIMI, and DNSSEC, while change history and webhook alerts help surface updates. A vendor record only shows that a domain published that vendor’s record; it does not establish seats, spend, or whether a contract is live. The product is available on the web and through DNS Explorer for Windows 11 and macOS; the maker says desktop processing keeps domain data on the user’s machine. Listed connections and exports include Salesforce and HubSpot sync, a Claude MCP connector, CSV export, and SIEM webhooks. The REST API is available on Enterprise plans and above. The Free plan costs nothing and covers 100 domains, 100 scans per day, one seat, limited AI, and no API or MCP. Pro costs $79 a month; Enterprise costs $499 a month. DNSai describes IT administrators, cybersecurity analysts, researchers, and operations teams as intended users.
Paessler PRTG Network Monitor
Paessler PRTG Network Monitor monitors systems, devices, network traffic, applications, and other infrastructure metrics from an on-premises installation. It runs on Windows servers and includes more than 250 preconfigured sensors, each measuring one or more aspects of a device. Monitoring tools include customizable alerts, scheduled reports, distributed monitoring, and dashboards with live status information. Paessler also lists adaptive AI-driven anomaly detection and smart sensor recommendations. PRTG provides an API for monitoring data and custom features, and can send webhook notifications to Slack and Microsoft Teams. Its free iOS and Android apps display monitoring data and send push notifications, but do not support cluster setups. The free plan covers up to 100 sensors; paid plans start at $200 per month paid annually. Each server accepts one license key, so license sizes cannot be combined on a server.