Verifying http://redump.org/disc/36673/.
The box, manual, serial, etc all are Australian, but the disc contents look to be identical to the european release.
The ring codes were too small for me to read 
Common Disc Info:
Title: London 2012
Foreign Title (Non-latin):
Disc Number / Letter:
Disc Title:
System: IBM PC compatible
Media Type: DVD-ROM-9
Category: Games
Region: Australia
Languages: English, French, German, Italian, Spanish
Disc Serial: SEGA-PC142-AU
Ringcode Information:
Layer 0 (Inner) Mastering Code (laser branded/etched):
Layer 0 (Inner) Mastering SID Code:
Layer 0 (Inner) Toolstamp or Mastering Code (engraved/stamped):
Data Side Mould SID Code:
Data Side Additional Mould:
Layer 1 (Outer) Mastering Code (laser branded/etched):
Layer 1 (Outer) Mastering SID Code:
Layer 1 (Outer) Toolstamp or Mastering Code (engraved/stamped):
Label Side Mould SID Code:
Barcode: 5 055277 017249
Error Count: 0
Comments: [T:VOL] London2012
Contents:
Version and Editions:
Version:
Edition/Release: Original
Extras:
Primary Volume Descriptor (PVD):
0320 : 20 20 20 20 20 20 20 20 20 20 20 20 20 32 30 31 201
0330 : 32 30 35 32 33 31 35 30 38 34 31 30 30 28 32 30 2052315084100(20
0340 : 31 32 30 35 32 33 31 35 30 38 34 31 30 30 28 30 12052315084100(0
0350 : 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 00 000000000000000.
0360 : 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 0000000000000000
0370 : 00 01 00 49 6D 67 42 75 72 6E 20 76 32 2E 35 2E ...ImgBurn v2.5.
Copy Protection:
Copy Protection: Steam, Steam (.sis/.sim/.sid)
SubIntention Data (SecuROM/LibCrypt):
Size & Checksum:
Layerbreak: 1640176
Size: 6718160896
CRC32: 72d767bd
MD5: c83fcb3becfa585775ff6cfa3db1d1d6
SHA1: 19fd35192270592cc014b2b48ae94563b8749b7b
Dumping Info:
Frontend Version: 3.3.0-679b40de7c089c3705ef008fbb720f6a4eabc6f1
Dumping Program: Redumper v2024.11.03 build_438
Date: 2025-01-05 10:31:30
Parameters: dvd --verbose --drive=D:\ --speed=16 --retries=20 --image-path=ISO\London2012 --image-name=London2012
Manufacturer: HL-DT-ST
Model: CDRW/DVD GCC4244
Firmware: B101 (ABLFA 05/03/08 .)
Reported Disc Type: DVD-ROM