AS17722 - optus.net.au
AS17722 Butterworths Australia
aut-num: AS17722 as-name: BUTTERWORTHS-AP descr: Butterworths Australia descr: 475 Victoria Ave, Chatswood NSW 2067 descr: Law Publishing Company country: AU org: ORG-SOPL2-AP import: from AS1221 import: from AS7474 export: to AS1221 export: to AS7474 default: to AS7474 default: to AS1221 admin-c: OA3-AP tech-c: OA3-AP mnt-by: APNIC-HM mnt-lower: MAINT-OPTUSCOM-AP mnt-irt: IRT-OPTUSCOM-AU mnt-routes: MAINT-OPTUSCOM-AP last-modified: 2019-06-09T22:40:11Z source: APNIC mntner: APNIC-HM descr: Maintainer for allocations/assignments made by APNIC descr: Objects maintained by this maintainer may descr: only be changed by APNIC Hostmasters. admin-c: HM20-AP tech-c: NO4-AP upd-to: email@example.com auth: # Filtered notify: firstname.lastname@example.org mnt-by: APNIC-HM referral-by: APNIC-HM last-modified: 2018-05-18T06:06:12Z source: APNIC
IP Address Ranges
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Autonomous System Numbers (ASNs) are assigned to entities such as Internet Service Providers and other large organizations that control blocks of IP addresses. This network page, and the organization field that's shown on the main IP address information page and also returned in the geolocation API are based on the ASN.
The ASN details will often correspond to the IP address owner, but for smaller organizations it may be that organization's parent, or their ISP.
Find out more about AS17722 at robtex.