Les adresses IP débutant par 99.77.204 sont fournies par AT&T Services, Inc., elles appartiennent au CIDR (Classless Inter-Domain Routing) 99.64.0.0/11, le bloc IP comprant les adresses de 99.64.0.0 à 99.95.255.255). Le numéro de système autonome (ASN) est 7018.
| ASN | 7018 |
| IP commençant par | 99.64.0.0 |
| IP se terminant par | 99.95.255.255 |
| Nom ASN | AT&T Services, Inc. |
| CDIR | 99.64.0.0/11 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 29/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Richardson | 32,9924 | -96,6821 | 2017-07-29 |
| MaxMind | US | États-Unis | - | - | 37,751 | -97,822 | 2017-07-29 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 99.77.204.0 | 1666042880 | 0 |
| 99.77.204.1 | 1666042881 | 0 |
| 99.77.204.2 | 1666042882 | 0 |
| 99.77.204.3 | 1666042883 | 0 |
| 99.77.204.4 | 1666042884 | 0 |
| 99.77.204.5 | 1666042885 | 0 |
| 99.77.204.6 | 1666042886 | 0 |
| 99.77.204.7 | 1666042887 | 0 |
| 99.77.204.8 | 1666042888 | 0 |
| 99.77.204.9 | 1666042889 | 0 |
| 99.77.204.10 | 1666042890 | 0 |
| 99.77.204.11 | 1666042891 | 0 |
| 99.77.204.12 | 1666042892 | 0 |
| 99.77.204.13 | 1666042893 | 0 |
| 99.77.204.14 | 1666042894 | 0 |
| 99.77.204.15 | 1666042895 | 0 |
| 99.77.204.16 | 1666042896 | 0 |
| 99.77.204.17 | 1666042897 | 0 |
| 99.77.204.18 | 1666042898 | 0 |
| 99.77.204.19 | 1666042899 | 0 |
| 99.77.204.20 | 1666042900 | 0 |
| 99.77.204.21 | 1666042901 | 0 |
| 99.77.204.22 | 1666042902 | 0 |
| 99.77.204.23 | 1666042903 | 0 |
| 99.77.204.24 | 1666042904 | 0 |
| 99.77.204.25 | 1666042905 | 0 |
| 99.77.204.26 | 1666042906 | 0 |
| 99.77.204.27 | 1666042907 | 0 |
| 99.77.204.28 | 1666042908 | 0 |
| 99.77.204.29 | 1666042909 | 0 |
| 99.77.204.30 | 1666042910 | 0 |
| 99.77.204.31 | 1666042911 | 0 |
| 99.77.204.32 | 1666042912 | 0 |
| 99.77.204.33 | 1666042913 | 0 |
| 99.77.204.34 | 1666042914 | 0 |
| 99.77.204.35 | 1666042915 | 0 |
| 99.77.204.36 | 1666042916 | 0 |
| 99.77.204.37 | 1666042917 | 0 |
| 99.77.204.38 | 1666042918 | 0 |
| 99.77.204.39 | 1666042919 | 0 |
| 99.77.204.40 | 1666042920 | 0 |
| 99.77.204.41 | 1666042921 | 0 |
| 99.77.204.42 | 1666042922 | 0 |
| 99.77.204.43 | 1666042923 | 0 |
| 99.77.204.44 | 1666042924 | 0 |
| 99.77.204.45 | 1666042925 | 0 |
| 99.77.204.46 | 1666042926 | 0 |
| 99.77.204.47 | 1666042927 | 0 |
| 99.77.204.48 | 1666042928 | 0 |
| 99.77.204.49 | 1666042929 | 0 |
| 99.77.204.50 | 1666042930 | 0 |
| 99.77.204.51 | 1666042931 | 0 |
| 99.77.204.52 | 1666042932 | 0 |
| 99.77.204.53 | 1666042933 | 0 |
| 99.77.204.54 | 1666042934 | 0 |
| 99.77.204.55 | 1666042935 | 0 |
| 99.77.204.56 | 1666042936 | 0 |
| 99.77.204.57 | 1666042937 | 0 |
| 99.77.204.58 | 1666042938 | 0 |
| 99.77.204.59 | 1666042939 | 0 |
| 99.77.204.60 | 1666042940 | 0 |
| 99.77.204.61 | 1666042941 | 0 |
| 99.77.204.62 | 1666042942 | 0 |
| 99.77.204.63 | 1666042943 | 0 |
| 99.77.204.64 | 1666042944 | 0 |
| 99.77.204.65 | 1666042945 | 0 |
| 99.77.204.66 | 1666042946 | 0 |
| 99.77.204.67 | 1666042947 | 0 |
| 99.77.204.68 | 1666042948 | 0 |
| 99.77.204.69 | 1666042949 | 0 |
| 99.77.204.70 | 1666042950 | 0 |
| 99.77.204.71 | 1666042951 | 0 |
| 99.77.204.72 | 1666042952 | 0 |
| 99.77.204.73 | 1666042953 | 0 |
| 99.77.204.74 | 1666042954 | 0 |
| 99.77.204.75 | 1666042955 | 0 |
| 99.77.204.76 | 1666042956 | 0 |
| 99.77.204.77 | 1666042957 | 0 |
| 99.77.204.78 | 1666042958 | 0 |
| 99.77.204.79 | 1666042959 | 0 |
| 99.77.204.80 | 1666042960 | 0 |
| 99.77.204.81 | 1666042961 | 0 |
| 99.77.204.82 | 1666042962 | 0 |
| 99.77.204.83 | 1666042963 | 0 |
| 99.77.204.84 | 1666042964 | 0 |
| 99.77.204.85 | 1666042965 | 0 |