12.55.40.23 IP Address SummaryIP Address Location Information for 12.55.40.23 City: NapervilleState: IllinoisCountry: United States of AmericaPostal Code: 60540Time Zone: -05:00Host Info for 12.55.40.23 ISP: AT&T Internet ServicesDomain: att.netNetwork Speed: DSLProxy Information for 12.55.40.23 Known Proxy: noASN Information for 12.55.40.23 ASN: 7018Organization: AT&T Services Inc.ASN IP Range: 12.55.0.0/16Copy All IP ResultsPrint All IP Results