shell:$ nslookup -timeout=2 -retry=1 'checkout-sdk.sezzle.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	checkout-sdk.sezzle.com
Address: 143.204.204.23
Name:	checkout-sdk.sezzle.com
Address: 143.204.204.97
Name:	checkout-sdk.sezzle.com
Address: 143.204.204.77
Name:	checkout-sdk.sezzle.com
Address: 143.204.204.26
Name:	checkout-sdk.sezzle.com
Address: 2600:9000:2058:5600:0:8879:1f00:93a1
Name:	checkout-sdk.sezzle.com
Address: 2600:9000:2058:4c00:0:8879:1f00:93a1
Name:	checkout-sdk.sezzle.com
Address: 2600:9000:2058:5a00:0:8879:1f00:93a1
Name:	checkout-sdk.sezzle.com
Address: 2600:9000:2058:3400:0:8879:1f00:93a1
Name:	checkout-sdk.sezzle.com
Address: 2600:9000:2058:1000:0:8879:1f00:93a1
Name:	checkout-sdk.sezzle.com
Address: 2600:9000:2058:6200:0:8879:1f00:93a1
Name:	checkout-sdk.sezzle.com
Address: 2600:9000:2058:2400:0:8879:1f00:93a1
Name:	checkout-sdk.sezzle.com
Address: 2600:9000:2058:3600:0:8879:1f00:93a1