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  1. Home
  2. ISRCs
  3. AUNXJ1900009
Rockstar City (Introduction) album cover

ISRC

AUNXJ1900009

Rockstar City (Introduction)✓2

Song: ROCK STAR CITY

Alex the Astronaut
matched
Released 2019-04-26

Last verified: July 23, 2026

AUNXJ1900009 is the International Standard Recording Code (ISRC) for the recording “Rockstar City (Introduction)” by Alex the Astronaut, released 2019-04-26. ISRCs are 12-character ISO 3901 identifiers that uniquely tag a specific sound recording — different masters, remixes, and live versions each receive a distinct ISRC. The underlying musical work is ISWC T0617173199.

Format

AUCountry
NXJRegistrant
19Year (2019)
00009Designation
Country:
ISO 3166-1 alpha-2 country code (AU).
Registrant:
3-character code identifying the label or distributor that assigned this ISRC.
Year (2019):
Last two digits of the reference year (2019). Years < 50 are 21st century.
Designation:
Unique 5-digit code assigned by the registrant for this specific recording.

Credit Chain

ISRCRockstar City (Introduction)
ISWCROCK STAR CITY

Musical Work (ISWC)

T0617173199ROCK STAR CITY

Credits Graph

MLC Song Code

RV8U20
Verify on MLC Portal →
SourcesMusicBrainzMLC✓2 sources

Verified on

  • MusicBrainz recording record
  • MLC song record

People also ask

What is the ISRC for "Rockstar City (Introduction)" by Alex the Astronaut?+
The ISRC for "Rockstar City (Introduction)" by Alex the Astronaut is AUNXJ1900009.
What is an ISRC and what does it tell you?+
An ISRC (International Standard Recording Code) is a 12-character ISO 3901 identifier that uniquely tags a specific sound recording. The first two characters are the country code, the next three are the registrant (label or distributor), the next two are the year, and the last five are a unique recording number.
Is the ISRC the same as the ISWC?+
No. The ISRC identifies a specific recording, while the ISWC identifies the underlying musical composition. AUNXJ1900009 is the ISRC for this recording; T0617173199 is the ISWC for the composition it is a recording of. One composition (ISWC) can have many recordings (ISRCs) — originals, remixes, live versions, and covers each get their own ISRC but share the same ISWC.

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What is ISRC AUNXJ1900009?

AUNXJ1900009 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “Rockstar City (Introduction)” by Alex the Astronaut. ISRCs are 12-character alphanumeric codes defined by ISO 3901, used globally by streaming platforms, record labels, and rights organizations to track plays and distribute royalties.

This recording is linked to the musical work T0617173199, which represents the underlying composition. Multiple recordings can share the same musical work — for example, an original version, a remix, and a cover would each have their own ISRC but reference the same ISWC.

Learn more about ISRCs · Powered by Notes.fm

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Alex the Astronaut

AUNXJ1900009 is the International Standard Recording Code (ISRC) for the recording “Rockstar City (Introduction)” by Alex the Astronaut, released 2019-04-26. ISRCs are 12-character ISO 3901 identifiers that uniquely tag a specific sound recording — different masters, remixes, and live versions each receive a distinct ISRC. The underlying musical work is ISWC T0617173199.

Alex the Astronaut