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title: DNS
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[API Reference](https://developers.cloudflare.com/api/typescript)

[Intel](https://developers.cloudflare.com/api/typescript/resources/intel)

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# DNS

##### [Get Passive DNS by IP](https://developers.cloudflare.com/api/typescript/resources/intel/subresources/dns/methods/list)

client.intel.dns.list(DNSListParams { account\_id, ipv4, page, 2 more } params, RequestOptionsoptions?): V4PagePagination<[DNS](https://developers.cloudflare.com/api/typescript/resources/intel#%28resource%29%20intel.dns%20%3E%20%28model%29%20dns%20%3E%20%28schema%29) { count, page, per\_page, reverse\_records } \>

GET/accounts/{account\_id}/intel/dns

##### ModelsExpand Collapse 

DNS { count, page, per\_page, reverse\_records } 

count?: number

Total results returned based on your search parameters.

page?: number

Current page within paginated list of results.

per\_page?: number

Number of results per page of results.

reverse\_records?: Array<ReverseRecord\>

Reverse DNS look-ups observed during the time period.

first\_seen?: string

First seen date of the DNS record during the time period.

formatdate

hostname?: string

Hostname that the IP was observed resolving to.

last\_seen?: string

Last seen date of the DNS record during the time period.

formatdate