Sprint

Sprint 08/15/2019 United States Attorney's Office One Saint Andrew's Plaza New York, NY 10007 Sprint Steven Hayes Corporate Security, Subpoena Specialist Mailstop KSOPHM0206 6480 Sprint Parkway Overland Park, KS 66251 Fax Email: Toll free CONFIRMATION OF PRESERVATION Your Case Number: 2019R0159 Sprint Case Number: 2019-164649 Target Number(s): Dear This letter is to acknowledge receipt of the preservation request submitted on 08/15/2019 4:00:49 PM. A thorough search has been completed. The following records were found and have been preserved in response to your request: Target Number(s): Stored Content IP Connection Logs - Including Cell Site Records Call Detail Records - Including Cell Site Records Subscriber Information Target Number(s): Stored Content _\ IP Connection Logs - Including Cell Site Records .‘ Call Detail Records - Including Cell Site Records — Subscriber Information _ _ If you requested one of the above listed items, and you do not see a check mark beside that item, it means there were no records found for that item during the requested time period. * In order for us to provide information or records, please remember to send a request indicating your authorized date range. To avoid delayed compliance in the future, please include a date range on any and all future requests, including requests for subscriber information. EFTA00129266 Pursuant to 18 U.S.0 § 2703 (a), we must have a search warrant or court order with a probable cause statement signed by a judge in order to release any content of stored communications. Once records have been preserved, the request is considered fulfilled. Sprint will not preserve stored content on a daily basis. If you would like records to be preserved for future dates, please submit a new preservation request. Please use the contact information listed above for any questions or further inquiries regarding this request. Sincerely, Steven Hayes Subpoena Compliance S rint Cor orate Securi If your request includes subscriber information, call detail records, or cell site information, please note, all available records have been preserved. As a regular business practice, Sprint only stores incoming digits and cell site information on its CDMA networks for a finite period of time in an 'online' call detail record (hereinafter, "CDR") archive. For the CDMA network (formerly known as the Sprint PCS network), we are able to provide CDR information for approximately 90 days to 18 months from the date of processing. Prior to this time period, Sprint maintains CDR only in the format of customer bills, which provide the date and time of an incoming call, but not the incoming digits or location information. " This letter and any files transmitted with it are confidential and intended solely for the use of the individual or entity to whom they are addressed. If you have received this correspondence in error, please notify Sprint Legal Compliance immediately at . This letter contains confidential information and is intended only for the individual named. If you are not the named addressee, you should not disseminate, distribute or copy this information. Please notify the sender immediately, and delete this data from your system. If you are not the intended recipient, you are notified that disclosing, copying, distributing, or taking any action in reliance on the contents of this information is strictly prohibited. EFTA00129267