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3.3 Contents of Search Results

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Splunk Core Certified User Study Guide Exam

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1 Introduction & Exam Overview

1.1 Current Exam Facts & Logistics 1.2 Study Strategy & Learning Path

2 Splunk Basics

2.1 Splunk Components 2.2 Uses of Splunk 2.3 Splunk Apps 2.4 User Settings & Basic Navigation

3 Basic Searching

3.1 Running Basic Searches 3.2 Setting Time Ranges 3.3 Contents of Search Results 3.4 Refining Searches 3.5 Using the Timeline 3.6 Working with Events 3.7 Controlling Search Jobs 3.8 Saving Search Results

4 Using Fields in Searches

4.1 Understanding Fields 4.2 Using Fields in Searches 4.3 The Fields Sidebar

5 Search Language Fundamentals

5.1 Basic Search Commands & Practices 5.2 The Search Pipeline 5.3 Specifying Indexes in Searches 5.4 table, rename, fields, dedup, and sort

6 Using Basic Transforming Commands

6.1 The top Command 6.2 The rare Command 6.3 The stats Command

7 Creating Reports and Dashboards

7.1 Saving and Editing Reports 7.2 Statistical Table Reports 7.3 Chart Visualization Reports 7.4 Creating Dashboards and Adding Reports 7.5 Editing Dashboards

8 Creating and Using Lookups

8.1 Lookup Concepts and File Examples 8.2 Creating Lookup Files and Definitions 8.3 Configuring Automatic Lookups 8.4 Using Lookups in Searches

9 Creating Scheduled Reports and Alerts

9.1 Scheduled Reports 9.2 Describing and Creating Alerts 9.3 Viewing Fired Alerts

3.3 Contents of Search Results

Key Takeaways Explain This Topic AI

Every event includes raw text in _raw and a timestamp in _time , plus default fields such as host, source, sourcetype, and index.

host identifies the originating system, source the input path or stream, and sourcetype the data format classification used for parsing.

index names the logical repository where the event is stored; users search one or more indexes their role can access.

Selected fields are pinned for display (often including defaults); Interesting fields are other extracted fields that appear frequently enough in the result set to list in the sidebar.

Reading _raw with default fields is how you verify you found the right data before refining or transforming.

Last updated: August 2026

3.3 Contents of Search Results

Quick Answer: Each matching event shows _raw (original text) and _time , plus defaults like host , source , sourcetype , and index . The fields sidebar separates Selected fields (displayed/pinned) from Interesting fields (commonly occurring extractions in this result set).

Topic 2.3 Identify the contents of search results asks you to read what Splunk returns—not yet to write advanced SPL. After you run a basic search (2.1) in a time window (2.2), you must recognize the anatomy of an event and the sidebar’s field groupings.

Anatomy of an event

An event is one searchable record. In the Events tab, you usually see a timestamp, the raw message, and field chips or an expanded field list.

Core fields you must know

Field What it stores Why User candidates care

_raw Original event payload as ingested (log line or multiline text) Ground truth of the message; keyword matches often highlight here

_time Event timestamp used for time-range filtering and timeline Dictates whether the event falls in your picker window

  • host Device/system that produced or forwarded the data (name or IP) Scope an incident to a server or appliance
  • source File path, stream, or input identifier Distinguish /var/log/app.log from another file on the same host

sourcetype Data format category (e.g., access_combined , syslog ) Explains parsing and which fields you should expect

index Named repository holding the event Confirms you queried the intended data store ( main , security , etc.)

These defaults are assigned for essentially all indexed events. _raw and _time are foundational; host , source , and sourcetype are the classic trio taught in Intro to Splunk; index tells you where the event lives.

  • _raw in practice
  • Example _raw (web access style): 192.0.2.10 - - [01/Aug/2026:10:15:22 +0000] "GET /login HTTP/1.1" 500 512

Your keyword search for 500 or "GET /login" matches against this text (and searchable fields). Expanding the event shows _raw in full plus extracted fields such as status , clientip , or method when the sourcetype extracts them.

_time versus what you see on screen

_time is stored as a precise timestamp (internally epoch-based) and displayed in the UI according to your timezone preferences. If _time is wrong because of upstream timestamp misconfiguration, the event can appear in the “wrong” day even though _raw looks right—User-level awareness helps you trust results carefully.

host, source, sourcetype: the discovery trio

Analysts often start broad, then constrain with these three: index=web host=web01.example.com sourcetype=access_combined

Field Example value Investigation use

host web01.example.com Which machine?

source /var/log/nginx/access.log Which file/input?

sourcetype access_combined Which format / field set?

Exam tip: source is not the same as sourcetype . Source is origin path/stream; sourcetype is format classification. Mixing them up is a common wrong answer pattern.

index field index=security failed login

Without an explicit index= , Splunk searches default indexes configured for your role (often including main , depending on environment). Knowing the index field value on returned events confirms whether you are looking at security logs, application logs, or something unexpected.

  • Statement User takeaway
  • Indexes partition data Search the right index to reduce noise
  • Roles control index access Empty results can mean permissions, not “no events”
  • index=* is powerful but expensive Prefer named indexes when you know them
  • Selected fields versus Interesting fields

After events return, the fields sidebar (left) organizes fields roughly as:

Selected fields

Selected fields are fields chosen to appear more prominently with events (as columns or highlighted field lists). Defaults such as host , source , and sourcetype are commonly selected out of the box. You can select additional fields so every event display includes them—useful when you always want status or user visible.

Interesting fields

Interesting fields are other fields present in the current result set that meet Splunk’s “interesting” threshold (commonly based on how frequently the field appears among returned events—often discussed as appearing in a meaningful percentage of events). They are candidates you may click to filter or to move into Selected.

  • Category Meaning User action
  • Selected Pinned/emphasized for display Keep defaults; add fields you always need
  • Interesting Notable extractions in this result set Click to explore values; select if useful
  • Other / more fields Remaining extractions fields Browse when Interesting list is incomplete

Exact sidebar labeling can vary slightly by Splunk version, but the Selected vs Interesting distinction is core User vocabulary for topic 2.3 and connects to Domain 3 (Using Fields).

Reading an event in the UI (workflow)

Run a basic search; open Events .

Skim timestamps—do they match your intended window?

Read _raw —does the message match the incident narrative?

Check host / source / sourcetype / index —right system and data type?

Glance at Interesting fields—any field (status, user, action) that explains the story?

Only then refine (2.4) or transform (Domain 5).

Sample event field map

  • Field Sample value
  • _time 2026-08-01T10:15:22.000+00:00
  • index web
  • host web01
  • source /var/log/nginx/access.log
  • sourcetype access_combined

_raw ... "GET /login" 500 ...

  • status (extracted) 500
  • clientip (extracted) 192.0.2.10

Here, defaults locate the event; extracted fields enrich it. Topic 2.3 emphasizes recognizing both layers exist—even when you have not yet mastered field search syntax (Domain 3).

What results are not (scope guardrails)

At Core User Basic Searching depth, do not treat these as required result-content topics:

  • CIM data models and normalized data-model datasets
  • Field aliases, calculated fields, or Field Extractor (FX) workflows (Power User)
  • Tags and event types as primary classification tools (Power User)

You may see extra fields that knowledge objects added, but the exam focus for 2.3 is identifying _raw , _time , defaults, and Selected vs Interesting.

Common misconceptions

Misconception Correction

“The Event column is separate from _raw ” The displayed event text is essentially _raw (possibly with highlights)

  • “ sourcetype means the file path” File path is source ; format is sourcetype
  • “Interesting fields are global forever” Interesting depends on the current result set
  • “No Interesting fields means no _raw ” _raw still exists; extractions may be sparse
  • Practice drill

Search: index=_internal sourcetype=splunkd with Last 60 minutes (if permitted in your lab). Expand one event and list:

  • _time display value
  • host , source , sourcetype , index
  • Three Interesting fields and one Selected field

If you can complete that drill cold, you are aligned with topic 2.3.

Summary bridge to refining

Once you can name what is inside a result, refining searches (2.4) becomes intentional: add a keyword from _raw , or add host=web01 , because you saw those values in the event contents—not because you guessed.