| ISF-enabled Instance | New DNS Standard |
| AM UI | https://am<ENV>.perf.ato.gov.au |
| APIGateway | https://api<ENV>.perf.ato.gov.au |
| ATO Online | https://onlineservices<ENV>.perf.ato.gov.au |
| ATOIdP | https://auth<ENV>.perf.ato.gov.au |
| M2M | https://softwareauthorisations<ENV>.perf.ato.gov.au |
| MCR | https://mcronline<ENV>.perf.ato.gov.au |
| OmniChannel | https://omnichannel<ENV>.perf.ato.gov.au |
| PORO | https://poro<ENV>.perf.ato.gov.au |
| Prefill | https://prefillsupportppd.isf.preprod.atohppnet.gov.au |
| SBR1 - SWS ATO Router | https://sws<ENV>.perf.abr.gov.au |
| SBR1 - SWS SBR Router | https://sws<ENV>.perf.sbr.gov.au |
| SBR2 | https://sbr2<ENV>.perf.sbr.gov.au |