DNS records to add (all → 81.26.181.240)
matrix.t0rt1k.tech
auth.t0rt1k.tech
chat.t0rt1k.tech        (already exists, points to old IP)
admin.t0rt1k.tech
rtc.t0rt1k.tech         (already exists, points to old IP)
t0rt1k.tech (well-known) — already exists, update IP. call.t0rt1k.tech — remove (no longer needed).