12.131.21.138 IP Address SummaryIP Address Location Information for 12.131.21.138 City: San FranciscoState: CaliforniaCountry: United States of AmericaPostal Code: 94104Time Zone: -07:00Host Info for 12.131.21.138 ISP: Nicolaides Fink Thorpe MichaelDomain: onwardtek.comNetwork Speed: COMPProxy Information for 12.131.21.138 Known Proxy: noASN Information for 12.131.21.138 ASN: 7018Organization: AT&T Services Inc.ASN IP Range: 12.131.16.0/20Copy All IP ResultsPrint All IP Results