STT Defu 1
STT GDC operates 14 listings in Singapore, all within the city, and ranks first among 30 operators in Singapore by number of listings, with no other operator tied at that count. STT Defu 1, at 21 Defu Avenue 1, is a Colocation facility of five floors that opened in 2016, with a mapped building outline of 3,008 square meters, ranking 27th of 36 mapped outlines in Singapore, a list topped by Google: Lok Yang 1. Its status is not recorded. The facility is listed on OpenStreetMap as STT Defu 1. Within 5 km there are 27 other listed facilities, including STT Defu 2 and STT Defu 3, both operated by STT GDC and less than 0.1 km away, along with sites operated by CapitaLand, Equinix, Centersquare, Racks Central, China Mobile International, Global Switch and Amazon Web Services. Within that radius, STT GDC accounts for six facilities, Keppel for three, and Amazon Web Services and CapitaLand two each. STT GDC's nearest other sites include STT Tai Seng 1 and STT Singapore 1, 2 and 3.
Written by a language model (Claude) from this record's data, and checked automatically against it: every figure, name, status and rank in it comes from the record.
- Operator
- STT GDC
- Address
- 21 Defu Avenue 1
- City
- Singapore (from the coordinates)
- Market
- Singapore
- Country
- Singapore
- Coordinates
- 1.34943, 103.89126
- Location accuracy
- Published location
- Facility type
- Colocation
- Record level
- Building
- Building footprint
- 3,008 m² (mapped outline in OpenStreetMap)
- Floors
- 5
- Opened
- 2016
- Website
- sttgdc.com/sg-en/locations/singapore
Facilities within 5 km
| Facility | Operator | Distance |
|---|---|---|
| STT Defu 2 | STT GDC | 0.06 km |
| STT Defu 3 | STT GDC | 0.10 km |
| CapitaLand data center, 38A Kim Chuan Road | CapitaLand | 1.06 km |
| Singtel Kim Chuan Telecommunications Centre | not recorded | 1.13 km |
| Equinix Singapore SG4 | Equinix | 1.18 km |
| CapitaLand data center, 9 Tai Seng Drive | CapitaLand | 1.23 km |
| Cyxtera Singapore Data Center Campus SIN1 | Centersquare | 1.24 km |
| Racks Central data center, 23 Tai Seng Drive | Racks Central | 1.41 km |
| China Mobile International Singapore Data Center | not recorded | 1.41 km |
| China Mobile International data center, 15A Tai Seng Drive | China Mobile International | 1.42 km |
| Global Switch Singapore Tai Seng | Global Switch | 1.44 km |
| Amazon SIN5 | Amazon Web Services | 1.44 km |
Closest 12 of 27.
Other STT GDC facilities
- STT Tai Seng 1Singapore, Singapore
- STT GDC STT Singapore 1Singapore, Singapore
- STT GDC STT Singapore 2Singapore, Singapore
- STT GDC STT Singapore 3Singapore, Singapore
- STT DEFUSingapore, Singapore
- ST Telemedia Global Data Centres (STT GDC Pte Ltd)Singapore, Singapore
STT GDC: all 97 listed facilities
Sources for this record
| Source | Listed as | Link | Retrieved |
|---|---|---|---|
| OpenStreetMap | STT Defu 1 | OpenStreetMap record | 2026-09-26 |
Source data retrieved 2026-09-26. How the data is compiled