L'indirizzo IP 99.57.203 è fornito da AT&T Services, Inc., che è di proprietà del CIDR (Classless Inter-Domain Routing) 99.56.0.0/13, IP tra 99.56.0.0 a 99.63.255.255 ). Il numero di sistema autonomo (ASN) è 7018.
| ASN | 7018 |
| IP inizia con | 99.56.0.0 |
| IP finale con | 99.63.255.255 |
| ASN Nome | AT&T Services, Inc. |
| CDIR | 99.56.0.0/13 |
| IP numerico | |
| Registe | arin |
| Ultimo aggiornamento | 05/07/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | US | United States | - | Knoxville | 35,9606 | -83,9207 | 2017-07-03 |
| MaxMind | US | United States | - | Knoxville | 35,9446 | -84,0059 | 2017-07-03 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 99.57.203.0 | 1664731904 | 0 |
| 99.57.203.1 | 1664731905 | 0 |
| 99.57.203.2 | 1664731906 | 0 |
| 99.57.203.3 | 1664731907 | 0 |
| 99.57.203.4 | 1664731908 | 0 |
| 99.57.203.5 | 1664731909 | 0 |
| 99.57.203.6 | 1664731910 | 0 |
| 99.57.203.7 | 1664731911 | 0 |
| 99.57.203.8 | 1664731912 | 0 |
| 99.57.203.9 | 1664731913 | 0 |
| 99.57.203.10 | 1664731914 | 0 |
| 99.57.203.11 | 1664731915 | 0 |
| 99.57.203.12 | 1664731916 | 0 |
| 99.57.203.13 | 1664731917 | 0 |
| 99.57.203.14 | 1664731918 | 0 |
| 99.57.203.15 | 1664731919 | 0 |
| 99.57.203.16 | 1664731920 | 0 |
| 99.57.203.17 | 1664731921 | 0 |
| 99.57.203.18 | 1664731922 | 0 |
| 99.57.203.19 | 1664731923 | 0 |
| 99.57.203.20 | 1664731924 | 0 |
| 99.57.203.21 | 1664731925 | 0 |
| 99.57.203.22 | 1664731926 | 0 |
| 99.57.203.23 | 1664731927 | 0 |
| 99.57.203.24 | 1664731928 | 0 |
| 99.57.203.25 | 1664731929 | 0 |
| 99.57.203.26 | 1664731930 | 0 |
| 99.57.203.27 | 1664731931 | 0 |
| 99.57.203.28 | 1664731932 | 0 |
| 99.57.203.29 | 1664731933 | 0 |
| 99.57.203.30 | 1664731934 | 0 |
| 99.57.203.31 | 1664731935 | 0 |
| 99.57.203.32 | 1664731936 | 0 |
| 99.57.203.33 | 1664731937 | 0 |
| 99.57.203.34 | 1664731938 | 0 |
| 99.57.203.35 | 1664731939 | 0 |
| 99.57.203.36 | 1664731940 | 0 |
| 99.57.203.37 | 1664731941 | 0 |
| 99.57.203.38 | 1664731942 | 0 |
| 99.57.203.39 | 1664731943 | 0 |
| 99.57.203.40 | 1664731944 | 0 |
| 99.57.203.41 | 1664731945 | 0 |
| 99.57.203.42 | 1664731946 | 0 |
| 99.57.203.43 | 1664731947 | 0 |
| 99.57.203.44 | 1664731948 | 0 |
| 99.57.203.45 | 1664731949 | 0 |
| 99.57.203.46 | 1664731950 | 0 |
| 99.57.203.47 | 1664731951 | 0 |
| 99.57.203.48 | 1664731952 | 0 |
| 99.57.203.49 | 1664731953 | 0 |
| 99.57.203.50 | 1664731954 | 0 |
| 99.57.203.51 | 1664731955 | 0 |
| 99.57.203.52 | 1664731956 | 0 |
| 99.57.203.53 | 1664731957 | 0 |
| 99.57.203.54 | 1664731958 | 0 |
| 99.57.203.55 | 1664731959 | 0 |
| 99.57.203.56 | 1664731960 | 0 |
| 99.57.203.57 | 1664731961 | 0 |
| 99.57.203.58 | 1664731962 | 0 |
| 99.57.203.59 | 1664731963 | 0 |
| 99.57.203.60 | 1664731964 | 0 |
| 99.57.203.61 | 1664731965 | 0 |
| 99.57.203.62 | 1664731966 | 0 |
| 99.57.203.63 | 1664731967 | 0 |
| 99.57.203.64 | 1664731968 | 0 |
| 99.57.203.65 | 1664731969 | 0 |
| 99.57.203.66 | 1664731970 | 0 |
| 99.57.203.67 | 1664731971 | 0 |
| 99.57.203.68 | 1664731972 | 0 |
| 99.57.203.69 | 1664731973 | 0 |
| 99.57.203.70 | 1664731974 | 0 |
| 99.57.203.71 | 1664731975 | 0 |
| 99.57.203.72 | 1664731976 | 0 |
| 99.57.203.73 | 1664731977 | 0 |
| 99.57.203.74 | 1664731978 | 0 |
| 99.57.203.75 | 1664731979 | 0 |
| 99.57.203.76 | 1664731980 | 0 |
| 99.57.203.77 | 1664731981 | 0 |
| 99.57.203.78 | 1664731982 | 0 |
| 99.57.203.79 | 1664731983 | 0 |
| 99.57.203.80 | 1664731984 | 0 |
| 99.57.203.81 | 1664731985 | 0 |
| 99.57.203.82 | 1664731986 | 0 |
| 99.57.203.83 | 1664731987 | 0 |
| 99.57.203.84 | 1664731988 | 0 |
| 99.57.203.85 | 1664731989 | 0 |