ActionDispatch::RemoteIp::IpSpoofAttackError: IP spoofing attack?! HTTP_CLIENT_IP="10.2.30.92" HTTP_X_FORWARDED_FOR="196.92.2.222" (ActionDispatch::RemoteIp::IpSpoofAttackError)

[ops-handler]

Error

IP spoofing attack?! HTTP_CLIENT_IP="10.2.30.92" HTTP_X_FORWARDED_FOR="196.92.2.222" (ActionDispatch::RemoteIp::IpSpoofAttackError)

Stack trace

action_dispatch/middleware/remote_ip.rb:147 in calculate_ip
action_dispatch/middleware/remote_ip.rb:168 in to_s
action_dispatch/http/request.rb:307 in remote_ip
app/controllers/application_controller.rb:181 in set_request_context
active_support/callbacks.rb:403 in block in ActiveSupport::Callbacks::CallTemplate::MethodCall#make_lambda
active_support/callbacks.rb:202 in block (2 levels) in ActiveSupport::Callbacks::Filters::Before.halting
abstract_controller/callbacks.rb:34 in block (2 levels) in <module:Callbacks>
active_support/callbacks.rb:203 in block in ActiveSupport::Callbacks::Filters::Before.halting
active_support/callbacks.rb:598 in block in ActiveSupport::Callbacks::CallbackSequence#invoke_before
active_support/callbacks.rb:598 in each

Tracking Details

• Project: exercism-rails
• Sentry: ActionDispatch::RemoteIp::IpSpoofAttackError: IP spoofing attack?! HTTP_CLIENT_IP="10.2.30.92" HTTP_X_FORWARDED_FOR="196.92.2.222" (ActionDispatch::RemoteIp::IpSpoofAttackError)
• Culprit: TracksController#show
• First seen: Mar 16, 2026