ASN Lookup
AS37989 · DCS1 Pte. Ltd.
An Autonomous System (AS) is a network run by one operator, like an ISP, with its own number on the internet. See who owns it, its IP prefixes, and its upstreams.
AS37989live in BGP
DCS1 Pte. Ltd.nameDCS1PTELTD-AS-AP
countrySingapore (SG)
rirAPNIC
registeredApr 22, 2025
updatedOct 8, 2026
abuse[email protected]
Upstreams
Networks that sell this AS its internet transit.57 networks below it (downstream)
Announced prefixes · 1 IPv4 · 1 IPv6
203.123.48.0/22 2405:fc00::/32
Upstream graphTransit paths from this AS up to the tier-1 networks. Click a node to open that AS.
building the graph from BGP paths…