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  1. Home
  2. ISRCs
  3. KRF152200008
Knock Knock album cover

ISRC

KRF152200008

Knock Knock✓2

Song: I KNOCK ON YOUR DOOR

SMMTpH-1Moon Sujin
matched
Released 2022-08-28

Last verified: August 15, 2026

KRF152200008 is the International Standard Recording Code (ISRC) for the recording “Knock Knock” by SMMT, pH-1, Moon Sujin, released 2022-08-28. 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 T-031786359-4.

Format

KRCountry
F15Registrant
22Year (2022)
00008Designation
Country:
ISO 3166-1 alpha-2 country code (KR).
Registrant:
3-character code identifying the label or distributor that assigned this ISRC.
Year (2022):
Last two digits of the reference year (2022). Years < 50 are 21st century.
Designation:
Unique 5-digit code assigned by the registrant for this specific recording.

Credit Chain

ISRCKnock Knock
ISWCI KNOCK ON YOUR DOOR

Musical Work (ISWC)

T-031786359-4I KNOCK ON YOUR DOOR

Credits Graph

MLC Song Code

KE95ZU
Verify on MLC Portal →
SourcesMusicBrainzMLC✓2 sources

Verified on

  • MusicBrainz recording record
  • MLC song record

People also ask

What is the ISRC for "Knock Knock" by SMMT?+
The ISRC for "Knock Knock" by SMMT, pH-1, Moon Sujin is KRF152200008.
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. KRF152200008 is the ISRC for this recording; T-031786359-4 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 KRF152200008?

KRF152200008 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “Knock Knock” by SMMT, pH-1, Moon Sujin. 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 T-031786359-4, 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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KRF152200008 is the International Standard Recording Code (ISRC) for the recording “Knock Knock” by SMMT, pH-1, Moon Sujin, released 2022-08-28. 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 T-031786359-4.

SMMT, pH-1, Moon Sujin