L'indirizzo IP 172.1.239 è fornito da AT&T Services, Inc., che è di proprietà del CIDR (Classless Inter-Domain Routing) 172.0.0.0/12, IP tra 172.0.0.0 a 172.15.255.255 ). Il numero di sistema autonomo (ASN) è 7018.
| ASN | 7018 |
| IP inizia con | 172.0.0.0 |
| IP finale con | 172.15.255.255 |
| ASN Nome | AT&T Services, Inc. |
| CDIR | 172.0.0.0/12 |
| 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 | 2017-07-04 |
| MaxMind | US | United States | - | Knoxville | 35,9182 | -84,0034 | 2017-07-04 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 172.1.239.0 | 2885807872 | 0 |
| 172.1.239.1 | 2885807873 | 0 |
| 172.1.239.2 | 2885807874 | 0 |
| 172.1.239.3 | 2885807875 | 0 |
| 172.1.239.4 | 2885807876 | 0 |
| 172.1.239.5 | 2885807877 | 0 |
| 172.1.239.6 | 2885807878 | 0 |
| 172.1.239.7 | 2885807879 | 0 |
| 172.1.239.8 | 2885807880 | 0 |
| 172.1.239.9 | 2885807881 | 0 |
| 172.1.239.10 | 2885807882 | 0 |
| 172.1.239.11 | 2885807883 | 0 |
| 172.1.239.12 | 2885807884 | 0 |
| 172.1.239.13 | 2885807885 | 0 |
| 172.1.239.14 | 2885807886 | 0 |
| 172.1.239.15 | 2885807887 | 0 |
| 172.1.239.16 | 2885807888 | 0 |
| 172.1.239.17 | 2885807889 | 0 |
| 172.1.239.18 | 2885807890 | 0 |
| 172.1.239.19 | 2885807891 | 0 |
| 172.1.239.20 | 2885807892 | 0 |
| 172.1.239.21 | 2885807893 | 0 |
| 172.1.239.22 | 2885807894 | 0 |
| 172.1.239.23 | 2885807895 | 0 |
| 172.1.239.24 | 2885807896 | 0 |
| 172.1.239.25 | 2885807897 | 0 |
| 172.1.239.26 | 2885807898 | 0 |
| 172.1.239.27 | 2885807899 | 0 |
| 172.1.239.28 | 2885807900 | 0 |
| 172.1.239.29 | 2885807901 | 0 |
| 172.1.239.30 | 2885807902 | 0 |
| 172.1.239.31 | 2885807903 | 0 |
| 172.1.239.32 | 2885807904 | 0 |
| 172.1.239.33 | 2885807905 | 0 |
| 172.1.239.34 | 2885807906 | 0 |
| 172.1.239.35 | 2885807907 | 0 |
| 172.1.239.36 | 2885807908 | 0 |
| 172.1.239.37 | 2885807909 | 0 |
| 172.1.239.38 | 2885807910 | 0 |
| 172.1.239.39 | 2885807911 | 0 |
| 172.1.239.40 | 2885807912 | 0 |
| 172.1.239.41 | 2885807913 | 0 |
| 172.1.239.42 | 2885807914 | 0 |
| 172.1.239.43 | 2885807915 | 0 |
| 172.1.239.44 | 2885807916 | 0 |
| 172.1.239.45 | 2885807917 | 0 |
| 172.1.239.46 | 2885807918 | 0 |
| 172.1.239.47 | 2885807919 | 0 |
| 172.1.239.48 | 2885807920 | 0 |
| 172.1.239.49 | 2885807921 | 0 |
| 172.1.239.50 | 2885807922 | 0 |
| 172.1.239.51 | 2885807923 | 0 |
| 172.1.239.52 | 2885807924 | 0 |
| 172.1.239.53 | 2885807925 | 0 |
| 172.1.239.54 | 2885807926 | 0 |
| 172.1.239.55 | 2885807927 | 0 |
| 172.1.239.56 | 2885807928 | 0 |
| 172.1.239.57 | 2885807929 | 0 |
| 172.1.239.58 | 2885807930 | 0 |
| 172.1.239.59 | 2885807931 | 0 |
| 172.1.239.60 | 2885807932 | 0 |
| 172.1.239.61 | 2885807933 | 0 |
| 172.1.239.62 | 2885807934 | 0 |
| 172.1.239.63 | 2885807935 | 0 |
| 172.1.239.64 | 2885807936 | 0 |
| 172.1.239.65 | 2885807937 | 0 |
| 172.1.239.66 | 2885807938 | 0 |
| 172.1.239.67 | 2885807939 | 0 |
| 172.1.239.68 | 2885807940 | 0 |
| 172.1.239.69 | 2885807941 | 0 |
| 172.1.239.70 | 2885807942 | 0 |
| 172.1.239.71 | 2885807943 | 0 |
| 172.1.239.72 | 2885807944 | 0 |
| 172.1.239.73 | 2885807945 | 0 |
| 172.1.239.74 | 2885807946 | 0 |
| 172.1.239.75 | 2885807947 | 0 |
| 172.1.239.76 | 2885807948 | 0 |
| 172.1.239.77 | 2885807949 | 0 |
| 172.1.239.78 | 2885807950 | 0 |
| 172.1.239.79 | 2885807951 | 0 |
| 172.1.239.80 | 2885807952 | 0 |
| 172.1.239.81 | 2885807953 | 0 |
| 172.1.239.82 | 2885807954 | 0 |
| 172.1.239.83 | 2885807955 | 0 |
| 172.1.239.84 | 2885807956 | 0 |
| 172.1.239.85 | 2885807957 | 0 |