Autonomous System

AS56173 Yahoo Inc.

BusinessActiveSingaporeAPNIC

AS56173 (YAHOO-SG3) is a business network operated by Yahoo Inc. in Singapore, registered with APNIC. It has 25 IPv4 prefixes with 41,728 addresses and 6 IPv6 prefixes, which makes it the 4,683rd largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses41,728in 25 prefixes
IPv6 prefixes6≈ 1.5 × 10²⁵ addresses
Size rank#4,683of 82,200 active ASNs
Abuser scoreVery Low0.01% of its addresses flagged · method

Details

OrganizationYahoo Inc.
AS nameYAHOO-SG3
Websiteyahoo.com
Country Singapore (SG)
Network typeBusiness
RegistryAPNIC
Abuse contactrir-abuse@yahooinc.com
Registered—
Last updated2021-01-11

IPv4 prefixes

25 prefixes · 41,728 addresses
NetworkAddressesFirst – last address
106.10.128.0/1816,384106.10.128.0 – 106.10.191.255
106.10.192.0/198,192106.10.192.0 – 106.10.223.255
106.10.224.0/198,192106.10.224.0 – 106.10.255.255
106.10.188.0/221,024106.10.188.0 – 106.10.191.255
202.43.208.0/221,024202.43.208.0 – 202.43.211.255
202.165.100.0/221,024202.165.100.0 – 202.165.103.255
202.165.104.0/221,024202.165.104.0 – 202.165.107.255
124.108.86.0/23512124.108.86.0 – 124.108.87.255
106.10.133.0/24256106.10.133.0 – 106.10.133.255
106.10.153.0/24256106.10.153.0 – 106.10.153.255
106.10.186.0/24256106.10.186.0 – 106.10.186.255
106.10.193.0/24256106.10.193.0 – 106.10.193.255
106.10.198.0/24256106.10.198.0 – 106.10.198.255
106.10.210.0/24256106.10.210.0 – 106.10.210.255
106.10.218.0/24256106.10.218.0 – 106.10.218.255
106.10.219.0/24256106.10.219.0 – 106.10.219.255
106.10.231.0/24256106.10.231.0 – 106.10.231.255
106.10.236.0/24256106.10.236.0 – 106.10.236.255
106.10.237.0/24256106.10.237.0 – 106.10.237.255
106.10.248.0/24256106.10.248.0 – 106.10.248.255
106.10.249.0/24256106.10.249.0 – 106.10.249.255
124.108.86.0/24256124.108.86.0 – 124.108.86.255
124.108.87.0/24256124.108.87.0 – 124.108.87.255
202.165.106.0/24256202.165.106.0 – 202.165.106.255
202.165.107.0/24256202.165.107.0 – 202.165.107.255

IPv6 prefixes

6 prefixes
  • 2406:2000:e4::/46
  • 2406:2000:1ac::/46
  • 2406:2000:e4::/48
  • 2406:2000:1ac::/48
  • 2406:2000:ef69::/48
  • 2406:2000:efa6::/48

Query AS56173 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS56173&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS56173, with or without a key:

curl "https://api.ipapi.is/?q=106.10.128.1"

Largest networks in Singapore

AS9506 Singapore Telecommunications Ltd, Magix Services1,450,240 IPv4 addressesAS63949 Akamai Technologies, Inc.1,376,768 IPv4 addressesAS4657 Starhub Ltd.845,056 IPv4 addressesAS3758 SingNet Pte Ltd795,392 IPv4 addressesAS4773 M1 LIMITED748,032 IPv4 addressesAS55430 Starhub Ltd.741,888 IPv4 addresses