192.215.21.137 IP Address SummaryIP Address Location Information for 192.215.21.137 City: San DiegoState: CaliforniaCountry: United States of AmericaPostal Code: 92121Time Zone: -07:00Host Info for 192.215.21.137 ISP: CERFnetDomain: cerf.netNetwork Speed: DSLProxy Information for 192.215.21.137 Known Proxy: noASN Information for 192.215.21.137 ASN: 7018Organization: AT&T Services Inc.ASN IP Range: 192.215.16.0/20Copy All IP ResultsPrint All IP Results