# RUM resources

A resource event corresponds to a resource or asset fetch on a webpage such as an image, XHR, Fetch, CSS, or JS library. A resource is a child event to an action event. It also has the context of the view that is currently active.

The following properties may be used to analyze and profile resources in a session:

### duration

Overall time spent fetching the resource

**Usage**  
Analytics can be performed to get the slowest loading resources  
**Example**  
48ms

### resource.size

Resource size

**Usage**  
Analytics can be performed to see the size distribution of the resources  
**Example**  
912B

### resource.connect.duration

Time to establish connection to resource server

**Usage**  
Insight into users' reachability of resource  
**Example**  
20ms

### resource.ssl.duration

TLS handshake time for HTTPS connections

**Usage**  
Diagnose whether problem lies with the user’s network  
**Example**  
15ns

### resource.dns.duration

DNS resolution time

**Usage**  
Diagnose whether problem lies with the user’s network  
**Example**  
23ms

### resource.redirect.duration

Time spent on downstream HTTPS requests

**Usage**  
Redirect analytics or filtering  
**Example**  
30ms

### resource.first_byte.duration

Waiting time to receive the first byte of the resource

**Usage**  
Can be used to find out the rate determining resource in a view  
**Example**  
30ms

### resource.download.duration

Response download time

**Usage**  
Analytics can be performed to determine if the storage solution for the resource is slow.  
**Example**  
24ms

### resource.type

Type of resource being fetched.

**Usage**  
Filter analytics based on resource type  
**Example**  
javascript, css

### resource.method

HTTP method

**Usage**  
**Example**  
POST

### resource.status_code

Response code

**Usage**  
**Example**  
202

### resource.url

URL of the resource being fetched

**Usage**  
**Example**

### resource.url_host

URL host

**Usage**  
**Example**

### resource.url_path

URL path

**Usage**  
**Example**

### resource.url_query

URL query parameters

**Usage**  
**Example**

### resource.url_scheme

Protocol type

**Usage**  
**Example**  
HTTP, HTTPS

### resource.provider.name

Resource provider name

**Usage**  
**Example**

### resource.provider.domain

Resource domain

**Usage**  
**Example**

### resource.provider.type

The type of content provider

**Usage**  
**Example**  
cdn, first-party