The AI agent's operator couldn't be arsed to get in there and clarify anything despite their seeming urgency, and only wound up speaking up for themselves after the financial damage was done.

Plus - the agent had clearly malicious intent - port-scan this volunteer-run network with seriously overpowered hardware on an hourly basis. What the DN42 folks decided to do is not much different from deploying a tarpit or honeypot against a malicious crawler.