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Country

Singapore

Asia SG
IPv4 addresses
30,866,342
CIDR ranges
10,328
Global rank · IPv4
#19 of 250
ASNs
1,033
Organizations
937

Top ASNs

ASNNameIPs
AS16509 Amazon.com, Inc. 1.70M
AS8075 Microsoft Corporation 1.16M
AS9506 Singtel Fibre Broadband 1.02M
AS45102 Alibaba (US) Technology Co., Ltd. 1.02M
AS55430 Starhub Ltd 712.7K
AS3758 SingNet 703.7K
AS132203 Tencent Building, Kejizhongyi Avenue 463.6K
AS4773 MobileOne Ltd. Mobile/Internet Service Provider Singapore 401.7K
AS4657 StarHub Ltd 389.4K
AS17547 M1 NET LTD 250.4K
AS139341 ACE 245.0K
AS136907 HUAWEI CLOUDS 217.6K
AS3491 PCCW Global (HK) Ltd. 209.9K
AS20940 Akamai International B.V. 154.4K
AS138345 StarHub Ltd 154.1K
AS150436 Byteplus Pte. Ltd. 123.9K
AS45143 SINGTEL MOBILE INTERNET SERVICE PROVIDER Singapore 111.6K
AS4628 Pacific Internet Pte Ltd 103.9K
AS135354 NAVER BUSINESS PLATFORM ASIA PACIFIC PTE. LTD. 101.4K
AS23856 SPTEL PTE. LTD. 98.6K
AS63949 Akamai Connected Cloud 96.3K
AS14061 DigitalOcean, LLC 94.2K
AS15169 Google LLC 94.2K
AS16625 Akamai Technologies, Inc. 93.7K
AS31898 Oracle Corporation 92.7K

Network composition

How Singapore's allocated IPv4 space breaks down by operator type, regional registry, and block size.

By operator category
CategoryIPv4Share
Enterprise 11.27M
72.2%
Hosting / Cloud 2.21M
14.2%
ISP / Telecom 1.62M
10.4%
Academic / Research 202.2K
1.3%
CDN 159.7K
1.0%
Mobile 121.9K
0.8%
Government 21.2K
0.1%
By regional registry (RIR)
RegistryIPv4Share
APNIC 17.60M
57.0%
ARIN 10.74M
34.8%
RIPE NCC 1.83M
5.9%
LACNIC 574.2K
1.9%
AFRINIC 127.5K
0.4%
Prefix-size distribution (network ranges by block size)
/8–/15
37
/16–/19
519
/20–/22
1,516
/23
1,223
/24
2,973
/25–/28
1,564
/29–/32
2,496

Routing & security

Live BGP routing footprint for Singapore from our global collectors, with RPKI route-origin validation coverage.

Announced prefixes
41,648
Origin ASNs
1,234
RPKI-valid
45.5%
18,951 of 41,648 ROA-covered

RPKI-valid % = announced prefixes with a matching Route Origin Authorization. Live routing →

Web3 footprint

Singapore hosts 399 observed decentralized-network nodes across 6 networks. It’s a neutral signal — it does not affect the reputation score. See the full web3 node map.

Reverse-DNS, threat intelligence & internet health

How much of Singapore's address space resolves to a hostname, how much appears on public threat blocklists, how widely the population is online, and independent signals of censorship and outages.

Reverse-DNS coverage
19.2%
5.94M IPs with a PTR
Internet adoption
94.4%
of population · 2024
Censorship signal
2.4%
238 confirmed-blocked · 30d
Network outages
2
events · last 90d
Median speed
208 Mbps ↓
117 Mbps ↑ · 79ms
19.2% of allocated IPv4 has a PTR

Reverse-DNS + threat-blocklist footprint from our own scanning & 8 threat-intel feeds. Internet adoption from the World Bank; censorship measurements from OONI; outage detection from IODA / Georgia Tech; connection speed from Cloudflare Radar.

Frequently Asked Questions

How many IPv4 addresses are allocated to Singapore?

Singapore has 30,866,342 IPv4 addresses allocated across 10,328 network ranges. These allocations are managed by regional internet registries and assigned to organizations operating within the country.

What are the largest internet providers in Singapore?

The top organizations in Singapore by IP allocation include the major ISPs, hosting providers, and enterprises listed above. These 50 organizations collectively manage the majority of the country's IPv4 address space.

How many ASNs operate in Singapore?

Singapore has 50 or more registered Autonomous Systems. Each ASN represents an independently routed network, such as an ISP, cloud provider, or enterprise network.

What continent is Singapore in?

Singapore is located in Asia. IP address allocations in this region are managed by APNIC.

Last updated: 2026-07-18 09:10:32 UTC
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