Is sprint.net Safe?

Sprint / sprint.net sustains IP addresses rated up to "very high" for the amounts of spam sent during a 30 day period. And, maintains spam amounts up to "medium" sent by CBL-listed, botnet-infected IP addresses during a 30 day period. ***** (bottom of pages) AND February 2017, Sprtint / ***** / sprint.net is maintaining peer routing to AS4837 - China Unicom Fujian Province Network / chinaunicom.cn. AS4837 is running spam operations, sustaining IP addresses rated up to "critical" for the amounts of spam sent during a 30 day period. Maintaining CBL-listed, botnet-infected IP addresses during a 30 day period.: ***** (critical amounts of spam from the ChinaUnicom / ***** network, which Sprint routes) Sprint is peer routing for the AS4837 / Unicom-Fujian network: ***** ***** (the poor reputation of China Unicom / ***** network, which Sprint is routing) OLD NOTES: www.spamhaus.org/sbl/listings/sprint.net (listings)