Autonomous System
AS72 Schlumberger Limited
BusinessActiveUnited StatesARIN
AS72 (SCHLUMBERGER-AS) is a business network operated by Schlumberger Limited in United States, registered with ARIN. It has 138 IPv4 prefixes with 1,264,640 addresses, which makes it the 375th largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses1,264,640in 138 prefixes
IPv6 prefixes0none
Size rank#375of 82,200 active ASNs
Details
OrganizationSchlumberger Limited
AS nameSCHLUMBERGER-AS
Websiteslb.com
Country United States (US)
Network typeBusiness
RegistryARIN
Abuse contacthostmaster@slb.com
Registered1986-05-05
Last updated2012-04-02
IPv4 prefixes
138 prefixes · 1,264,640 addresses| Network | Addresses | First – last address |
|---|---|---|
| 128.58.0.0/16 | 65,536 | 128.58.0.0 – 128.58.255.255 |
| 129.87.0.0/16 | 65,536 | 129.87.0.0 – 129.87.255.255 |
| 134.32.0.0/16 | 65,536 | 134.32.0.0 – 134.32.255.255 |
| 136.249.0.0/16 | 65,536 | 136.249.0.0 – 136.249.255.255 |
| 136.250.0.0/16 | 65,536 | 136.250.0.0 – 136.250.255.255 |
| 136.251.0.0/16 | 65,536 | 136.251.0.0 – 136.251.255.255 |
| 136.252.0.0/16 | 65,536 | 136.252.0.0 – 136.252.255.255 |
| 136.253.0.0/16 | 65,536 | 136.253.0.0 – 136.253.255.255 |
| 136.254.0.0/16 | 65,536 | 136.254.0.0 – 136.254.255.255 |
| 137.144.0.0/16 | 65,536 | 137.144.0.0 – 137.144.255.255 |
| 163.183.0.0/16 | 65,536 | 163.183.0.0 – 163.183.255.255 |
| 163.184.0.0/16 | 65,536 | 163.184.0.0 – 163.184.255.255 |
| 163.185.0.0/16 | 65,536 | 163.185.0.0 – 163.185.255.255 |
| 163.186.0.0/16 | 65,536 | 163.186.0.0 – 163.186.255.255 |
| 163.187.0.0/16 | 65,536 | 163.187.0.0 – 163.187.255.255 |
| 163.188.0.0/16 | 65,536 | 163.188.0.0 – 163.188.255.255 |
| 192.23.0.0/16 | 65,536 | 192.23.0.0 – 192.23.255.255 |
| 136.252.128.0/17 | 32,768 | 136.252.128.0 – 136.252.255.255 |
| 199.6.128.0/17 | 32,768 | 199.6.128.0 – 199.6.255.255 |
| 136.249.64.0/18 | 16,384 | 136.249.64.0 – 136.249.127.255 |
| 136.253.192.0/18 | 16,384 | 136.253.192.0 – 136.253.255.255 |
| 136.249.32.0/19 | 8,192 | 136.249.32.0 – 136.249.63.255 |
| 199.6.176.0/20 | 4,096 | 199.6.176.0 – 199.6.191.255 |
| 199.6.160.0/21 | 2,048 | 199.6.160.0 – 199.6.167.255 |
| 199.6.168.0/21 | 2,048 | 199.6.168.0 – 199.6.175.255 |
128.58.0.0/16 129.87.0.0/16 134.32.0.0/16 136.249.0.0/16 136.250.0.0/16 136.251.0.0/16 136.252.0.0/16 136.253.0.0/16 136.254.0.0/16 137.144.0.0/16 163.183.0.0/16 163.184.0.0/16 163.185.0.0/16 163.186.0.0/16 163.187.0.0/16 163.188.0.0/16 192.23.0.0/16 136.252.128.0/17 199.6.128.0/17 136.249.64.0/18 136.253.192.0/18 136.249.32.0/19 199.6.176.0/20 199.6.160.0/21 199.6.168.0/21
The 25 largest of 138. The API and the database have all of them.
IPv6 prefixes
No IPv6 prefixes.
Query AS72 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=AS72&key=YOUR_API_KEY"Any address in its prefixes resolves to AS72, with or without a key:
curl "https://api.ipapi.is/?q=128.58.0.1"Largest networks in United States
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