While this node and explorer do have ports open and APIs and such,
you shouldn't use them if you are operating a service.
The whole point of this whole space is decentralization.
You can run your own monero node and explorer instance.
It's not that hard to install and operate. You can do it in screen
And monero can literally run on hardware from the scrap pile.
You don't have to rely on xmrchain.net for these data.
You don't have to trust xmrchain.net and/or its operators

my html rules. headers are for suckers