WHOIS-API-Server

Whois API Server is a self-hosted web API service that provides programmatic access to WHOIS and domain registration information. It allows applications, websites, monitoring platforms, and automation tools to perform domain lookups and retrieve publicly available registration-related information through HTTP API requests.

The solution supports common domain intelligence and lookup workflows including querying WHOIS records, retrieving registrar information, domain status, registration and expiration dates, nameservers, and other available domain details. It is suitable for developers, network administrators, security teams, domain-management platforms, and organizations that require a self-hosted API for automated domain information retrieval.

Features of Whois API Server:

• Self-hosted API for WHOIS and domain information lookups.
• Provides HTTP-based API access for automated domain queries.
• Retrieves available domain registration and WHOIS information.
• Supports registrar and domain status information.
• Provides registration and expiration date details when available.
• Supports nameserver and related domain information.
• Suitable for integration with custom applications and automation workflows.
• Can be used for domain monitoring and network-management tasks.
• Self-hosted deployment provides control over the API environment and configuration.

Usage instructions:

Start Whois API Server
$sudo su
$cd /opt/who-dat
$ sudo docker run -d \
  --name who-dat \
  --restart unless-stopped \
  -p 8080:8080 \
  --dns 8.8.8.8 \
  --dns 8.8.4.4 \
  lissy93/who-dat:latest

# Check container: $ sudo docker ps
# Check installed version $ sudo docker inspect who-dat --format '{{ index .Config.Labels "org.opencontainers.image.version" }}'

To access WHOIS API Server: $ http://YOUR_SERVER_IP:8080

Disclaimer: Whois API Server is provided “as is” under its applicable license. WHOIS data availability, accuracy, and privacy restrictions depend on the domain registry, registrar, WHOIS/RDAP service, and applicable policies. Users are responsible for secure configuration, API access control, rate limiting, network security, and compliance with applicable terms and data-protection requirements. This solution is suitable for self-hosted domain lookup, domain monitoring, network administration, security research, and automated domain-information workflows.