TroubleshootingUse this article to troubleshoot CommPeak LookUp issues. Lookup / Troubleshooting Use the following article to troubleshoot CommPeak LookUp issues. Troubleshooting article HLR LookUp Returns an "Unknown" Status Updated about 1 month ago Can I Send HLR Lookup Requests From CommPeak API?HLR LookUp Returns an "Unknown" StatusCopy Page