AS37989
Esys Technologies Pte LTD — dcs1.biz
Summary
| Country |
 Singapore
|
| Organization | Esys Technologies Pte LTD |
| Domain | dcs1.biz |
| Number of IPv4 | 1,536 |
| Number of IPv6 | 7.9228× 1028 |
| AS Type | Hosting |
| Registry | APNIC |
| Allocated | January 01, 1970 (about 56 years ago) |
| Updated | May 21, 2022 (about 2 years ago) |
IP Ranges
AS37989 announces 3 IPv4 ranges and 1 IPv6 range.
That's a total of 1,536 IPv4 addresses and 7.9228× 1028 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 44.32.99.0/24 |
 Amateur Radio Digital Communications
|
256 | ARIN | ALLOCATION |
| 203.123.48.0/22 |
Main Network for Dcs1
|
1,024 | APNIC | ALLOCATED NON-PORTABLE |
| 203.123.52.0/24 |
Esys Technologies Pte LTD
|
256 | APNIC | ALLOCATED PORTABLE |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2405:fc00::/32 |
DCS1 SG DC03
|
7.9228× 1028 | APNIC | ALLOCATED NON-PORTABLE |
Peers
AS37989 actively fosters the following peering relationships that enhance network performance through direct, settlement-free traffic exchange. Even with a modest number of peers, each connection serves as a strategic asset—optimizing routing, reducing latency, and minimizing transit costs.
Upstreams
AS37989 connects to the global Internet via at least 2 upstream providers. In this setup, AS37989 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS37989 currently has no downstream networks, meaning it does not serve as a transit provider to customer networks.