| NS1 | NS2 | NS3 | NS4 | IP Address | Recorded |
|---|---|---|---|---|---|
| ns3.spectrumhealth.org | ns2.spectrumhealth.org | ns1.spectrumhealth.org | 167.73.15.39 | 08/28/2021 | |
| ns-814.awsdns-37.net | ns1.spectrumhealth.org | ns3.spectrumhealth.org | ns2.spectrumhealth.org | 167.73.15.39 | 07/15/2022 |
| ns-1260.awsdns-29.org | ns-177.awsdns-22.com | ns-1971.awsdns-54.co.uk | ns-579.awsdns-08.net | 167.73.31.39 | 05/07/2026 |