Connection
Identity and ISP as your agent last reported them (D7).
Diagnosis reports
Publishing mints an unguessable link that expires and that you can revoke at any time. Until you publish, a report is visible to you alone.
Your ISP links
A link is your ISP's own service ID plus a sharing decision you control. Adding a link shares nothing; the switch does, and only for the data named beside it.
Add a link
Raise a ticket
Goes to your ISP's portal inbox and their support mailbox at the same time, tagged with your service ID. Attach a report and they get the evidence, not just a complaint.