Die IP-Adresse 197.91.72 erfolgt über Optinet, es hat gehören zu den GGDV (Classless Inter-Domain Routing) 197.88.0.0/13 (Bereich 197.88.0.0, 197.95.255.255). Die autonomen Systemnummer (ASN) ist 10474.
| ASN | 10474 |
| Ausgehend von IP | 197.88.0.0 |
| Beendigung durch IP | 197.95.255.255 |
| ASN-Namen | Optinet |
| GGDV | 197.88.0.0/13 |
| Numerische IP | |
| Registrierung | afrinic |
| Letztes update | 26.03.2018 |

| Vorwahl des Landes | Land | Region | Stadt | Breitengrad | Länge | Letztes update | |
| IP2Location | ZA | Südafrika | - | Pretoria | -25,7449 | 28,1878 | 2018-03-26 |
| MaxMind | ZA | Südafrika | - | - | -29 | 24 | 2018-03-26 |
| Whois | ZA | - | - | - | 23 | -31 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 197.91.72.0 | 3311093760 | 0 |
| 197.91.72.1 | 3311093761 | 0 |
| 197.91.72.2 | 3311093762 | 0 |
| 197.91.72.3 | 3311093763 | 0 |
| 197.91.72.4 | 3311093764 | 0 |
| 197.91.72.5 | 3311093765 | 0 |
| 197.91.72.6 | 3311093766 | 0 |
| 197.91.72.7 | 3311093767 | 0 |
| 197.91.72.8 | 3311093768 | 0 |
| 197.91.72.9 | 3311093769 | 0 |
| 197.91.72.10 | 3311093770 | 0 |
| 197.91.72.11 | 3311093771 | 0 |
| 197.91.72.12 | 3311093772 | 0 |
| 197.91.72.13 | 3311093773 | 0 |
| 197.91.72.14 | 3311093774 | 0 |
| 197.91.72.15 | 3311093775 | 0 |
| 197.91.72.16 | 3311093776 | 0 |
| 197.91.72.17 | 3311093777 | 0 |
| 197.91.72.18 | 3311093778 | 0 |
| 197.91.72.19 | 3311093779 | 0 |
| 197.91.72.20 | 3311093780 | 0 |
| 197.91.72.21 | 3311093781 | 0 |
| 197.91.72.22 | 3311093782 | 0 |
| 197.91.72.23 | 3311093783 | 0 |
| 197.91.72.24 | 3311093784 | 0 |
| 197.91.72.25 | 3311093785 | 0 |
| 197.91.72.26 | 3311093786 | 0 |
| 197.91.72.27 | 3311093787 | 0 |
| 197.91.72.28 | 3311093788 | 0 |
| 197.91.72.29 | 3311093789 | 0 |
| 197.91.72.30 | 3311093790 | 0 |
| 197.91.72.31 | 3311093791 | 0 |
| 197.91.72.32 | 3311093792 | 0 |
| 197.91.72.33 | 3311093793 | 0 |
| 197.91.72.34 | 3311093794 | 0 |
| 197.91.72.35 | 3311093795 | 0 |
| 197.91.72.36 | 3311093796 | 0 |
| 197.91.72.37 | 3311093797 | 0 |
| 197.91.72.38 | 3311093798 | 0 |
| 197.91.72.39 | 3311093799 | 0 |
| 197.91.72.40 | 3311093800 | 0 |
| 197.91.72.41 | 3311093801 | 0 |
| 197.91.72.42 | 3311093802 | 0 |
| 197.91.72.43 | 3311093803 | 0 |
| 197.91.72.44 | 3311093804 | 0 |
| 197.91.72.45 | 3311093805 | 0 |
| 197.91.72.46 | 3311093806 | 0 |
| 197.91.72.47 | 3311093807 | 0 |
| 197.91.72.48 | 3311093808 | 0 |
| 197.91.72.49 | 3311093809 | 0 |
| 197.91.72.50 | 3311093810 | 0 |
| 197.91.72.51 | 3311093811 | 0 |
| 197.91.72.52 | 3311093812 | 0 |
| 197.91.72.53 | 3311093813 | 0 |
| 197.91.72.54 | 3311093814 | 0 |
| 197.91.72.55 | 3311093815 | 0 |
| 197.91.72.56 | 3311093816 | 0 |
| 197.91.72.57 | 3311093817 | 0 |
| 197.91.72.58 | 3311093818 | 0 |
| 197.91.72.59 | 3311093819 | 0 |
| 197.91.72.60 | 3311093820 | 0 |
| 197.91.72.61 | 3311093821 | 0 |
| 197.91.72.62 | 3311093822 | 0 |
| 197.91.72.63 | 3311093823 | 0 |
| 197.91.72.64 | 3311093824 | 0 |
| 197.91.72.65 | 3311093825 | 0 |
| 197.91.72.66 | 3311093826 | 0 |
| 197.91.72.67 | 3311093827 | 0 |
| 197.91.72.68 | 3311093828 | 0 |
| 197.91.72.69 | 3311093829 | 0 |
| 197.91.72.70 | 3311093830 | 0 |
| 197.91.72.71 | 3311093831 | 0 |
| 197.91.72.72 | 3311093832 | 0 |
| 197.91.72.73 | 3311093833 | 0 |
| 197.91.72.74 | 3311093834 | 0 |
| 197.91.72.75 | 3311093835 | 0 |
| 197.91.72.76 | 3311093836 | 0 |
| 197.91.72.77 | 3311093837 | 0 |
| 197.91.72.78 | 3311093838 | 0 |
| 197.91.72.79 | 3311093839 | 0 |
| 197.91.72.80 | 3311093840 | 0 |
| 197.91.72.81 | 3311093841 | 0 |
| 197.91.72.82 | 3311093842 | 0 |
| 197.91.72.83 | 3311093843 | 0 |
| 197.91.72.84 | 3311093844 | 0 |
| 197.91.72.85 | 3311093845 | 0 |