The IP address 172.19.72 is provided by AT&T Services, Inc., it's belong to the CDIR (Classless Inter-Domain Routing) 172.0.0.0/12 (range 172.0.0.0 to 172.15.255.255). The autonomous system number (ASN) is 7018.
| ASN | 7018 |
| IP starting by | 172.0.0.0 |
| IP ending by | 172.15.255.255 |
| ASN Name | AT&T Services, Inc. |
| CDIR | 172.0.0.0/12 |
| Numerical IP | |
| Registry | arin |
| Last update | 04/07/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | - | - | - | - | 0 | 0 | 2017-07-04 |
| MaxMind | US | United States | - | Valencia | 34.418 | -118.5662 | 2017-07-04 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 172.19.72.0 | 2886944768 | 0 |
| 172.19.72.1 | 2886944769 | 0 |
| 172.19.72.2 | 2886944770 | 0 |
| 172.19.72.3 | 2886944771 | 0 |
| 172.19.72.4 | 2886944772 | 0 |
| 172.19.72.5 | 2886944773 | 0 |
| 172.19.72.6 | 2886944774 | 0 |
| 172.19.72.7 | 2886944775 | 0 |
| 172.19.72.8 | 2886944776 | 0 |
| 172.19.72.9 | 2886944777 | 0 |
| 172.19.72.10 | 2886944778 | 0 |
| 172.19.72.11 | 2886944779 | 0 |
| 172.19.72.12 | 2886944780 | 0 |
| 172.19.72.13 | 2886944781 | 0 |
| 172.19.72.14 | 2886944782 | 0 |
| 172.19.72.15 | 2886944783 | 0 |
| 172.19.72.16 | 2886944784 | 0 |
| 172.19.72.17 | 2886944785 | 0 |
| 172.19.72.18 | 2886944786 | 0 |
| 172.19.72.19 | 2886944787 | 0 |
| 172.19.72.20 | 2886944788 | 0 |
| 172.19.72.21 | 2886944789 | 0 |
| 172.19.72.22 | 2886944790 | 0 |
| 172.19.72.23 | 2886944791 | 0 |
| 172.19.72.24 | 2886944792 | 0 |
| 172.19.72.25 | 2886944793 | 0 |
| 172.19.72.26 | 2886944794 | 0 |
| 172.19.72.27 | 2886944795 | 0 |
| 172.19.72.28 | 2886944796 | 0 |
| 172.19.72.29 | 2886944797 | 0 |
| 172.19.72.30 | 2886944798 | 0 |
| 172.19.72.31 | 2886944799 | 0 |
| 172.19.72.32 | 2886944800 | 0 |
| 172.19.72.33 | 2886944801 | 0 |
| 172.19.72.34 | 2886944802 | 0 |
| 172.19.72.35 | 2886944803 | 0 |
| 172.19.72.36 | 2886944804 | 0 |
| 172.19.72.37 | 2886944805 | 0 |
| 172.19.72.38 | 2886944806 | 0 |
| 172.19.72.39 | 2886944807 | 0 |
| 172.19.72.40 | 2886944808 | 0 |
| 172.19.72.41 | 2886944809 | 0 |
| 172.19.72.42 | 2886944810 | 0 |
| 172.19.72.43 | 2886944811 | 0 |
| 172.19.72.44 | 2886944812 | 0 |
| 172.19.72.45 | 2886944813 | 0 |
| 172.19.72.46 | 2886944814 | 0 |
| 172.19.72.47 | 2886944815 | 0 |
| 172.19.72.48 | 2886944816 | 0 |
| 172.19.72.49 | 2886944817 | 0 |
| 172.19.72.50 | 2886944818 | 0 |
| 172.19.72.51 | 2886944819 | 0 |
| 172.19.72.52 | 2886944820 | 0 |
| 172.19.72.53 | 2886944821 | 0 |
| 172.19.72.54 | 2886944822 | 0 |
| 172.19.72.55 | 2886944823 | 0 |
| 172.19.72.56 | 2886944824 | 0 |
| 172.19.72.57 | 2886944825 | 0 |
| 172.19.72.58 | 2886944826 | 0 |
| 172.19.72.59 | 2886944827 | 0 |
| 172.19.72.60 | 2886944828 | 0 |
| 172.19.72.61 | 2886944829 | 0 |
| 172.19.72.62 | 2886944830 | 0 |
| 172.19.72.63 | 2886944831 | 0 |
| 172.19.72.64 | 2886944832 | 0 |
| 172.19.72.65 | 2886944833 | 0 |
| 172.19.72.66 | 2886944834 | 0 |
| 172.19.72.67 | 2886944835 | 0 |
| 172.19.72.68 | 2886944836 | 0 |
| 172.19.72.69 | 2886944837 | 0 |
| 172.19.72.70 | 2886944838 | 0 |
| 172.19.72.71 | 2886944839 | 0 |
| 172.19.72.72 | 2886944840 | 0 |
| 172.19.72.73 | 2886944841 | 0 |
| 172.19.72.74 | 2886944842 | 0 |
| 172.19.72.75 | 2886944843 | 0 |
| 172.19.72.76 | 2886944844 | 0 |
| 172.19.72.77 | 2886944845 | 0 |
| 172.19.72.78 | 2886944846 | 0 |
| 172.19.72.79 | 2886944847 | 0 |
| 172.19.72.80 | 2886944848 | 0 |
| 172.19.72.81 | 2886944849 | 0 |
| 172.19.72.82 | 2886944850 | 0 |
| 172.19.72.83 | 2886944851 | 0 |
| 172.19.72.84 | 2886944852 | 0 |
| 172.19.72.85 | 2886944853 | 0 |