Reverse DNS Lookup is a tool for finding the hostname associated with an IP address. It returns the PTR record for the given IP.
Try it — live request, no key required
GETapi.apiverve.com/v1/reversednslookup
VerificationFormat
No key required to try it. Get a key to use it in your app.
{
"status": "ok",
"error": null,
"data": {
// Reverse DNS Lookup response payload
}
}Code examples — ready to paste, with real parameters
curl "https://api.apiverve.com/v1/reversednslookup?ip=8.8.8.8" \
-H "x-api-key: YOUR_API_KEY"Replace
YOUR_API_KEY with your key.Full reference in the docs →
Access methods
Call it however you build.
One endpoint, many ways in — REST with JSON, XML, YAML, and CSV, plus GraphQL and an MCP interface for AI agents.
JSON
Default REST response
XML
Markup format
YAML
Human-readable
CSV
Tabular export
Beta
GraphQL
Query language
New
MCP
For AI agents
Zero-code embed
Drop it into any site.
Add an interactive form for Reverse DNS Lookup with a single snippet — no backend, no keys in your markup.
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What does the Reverse DNS Lookup API do?
Reverse DNS Lookup is a tool for finding the hostname associated with an IP address. It returns the PTR record for the given IP.
How do I authenticate Reverse DNS Lookup API requests?
Pass your API key in the x-api-key header over HTTPS. One key works across all 300+ APIVerve APIs — there are no per-endpoint credentials.
How much does the Reverse DNS Lookup API cost?
Each call spends 5 credits from your shared pool. The free tier includes 100 credits every month, and paid plans add more headroom.
How fast is the Reverse DNS Lookup API?
Typical responses return in around 747 ms (p50), served from 24 regions under a 99.9% uptime SLA.
What response formats does the Reverse DNS Lookup API support?
JSON by default, plus XML and YAML via the format parameter. GraphQL and an MCP interface for AI agents are available across the catalog.
What HTTP method does the Reverse DNS Lookup API use?
GET over HTTPS, following standard REST conventions with a consistent { status, error, data } response envelope.