gtt.netは安全ですか？

Tinet / gtt.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 Tinet routes) tinet / gtt.net is peer routing for the AS4837 / Unicom-Fujian network: ***** ***** (the poor reputation of China Unicom / chinaUnicom.cn, which tinet is routing) whois: Shows ***** is owned by tinet https://candi.gtt.net/billing/index.php ("Tinet International Network"; gtt.net is also a support domain name for Tinet) AND ***** (AS25974 - packetexchange / GTT Communications, Inc / gtt.net relationship; which is routed by Tinet) ***** (the unsatisfactory reputation of packetExchange.net, run by GTT Comm / gtt.net) OTHER: ***** (rather spam, botnet clean Tinet network)