# io.github.ofershap/dns

> Use this tool when you need to perform DNS lookups, reverse DNS queries, WHOIS searches, or domain checks without requiring authentication or configuration. It provides a zero-config, zero-auth MCP server for retrieving domain information, solving problems related to domain verification and IP address resolution. Ideal for use cases where quick and easy domain checks are necessary, such as network troubleshooting or security assessments.

Canonical page: https://skillsregistry.net/skills/io-github-ofershap-dns  
JSON: https://api.skillsregistry.net/v1/skills/io-github-ofershap-dns

## Description

MCP server for DNS lookups, reverse DNS, WHOIS, and domain checks — zero auth, zero config

## Trust

- **Trust score (0–1):** 1.00
- **Verification tier:** verified
- **Last scanned:** 2026-09-19

## Facts

- **Version:** 1.0.1
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** other
- **Updated:** 2026-09-19

## Source

- **Source listing:** [MCP Registry](https://registry.modelcontextprotocol.io/v0/servers/io.github.ofershap%2Fdns)
- **Repository:** <https://github.com/ofershap/mcp-server-dns>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "io-github-ofershap-dns"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/io-github-ofershap-dns` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/io-github-ofershap-dns/pull`

---
SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt