Les adresses IP débutant par 20.87.89 sont fournies par Computer Sciences Corporation, elles appartiennent au CIDR (Classless Inter-Domain Routing) 20.132.0.0/20, le bloc IP comprant les adresses de 20.132.0.0 à 20.132.15.255). Le numéro de système autonome (ASN) est 21877.
| ASN | 21877 |
| IP commençant par | 20.132.0.0 |
| IP se terminant par | 20.132.15.255 |
| Nom ASN | Computer Sciences Corporation |
| CDIR | 20.132.0.0/20 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 27/10/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Falls Church | 38,8653 | -77,1933 | 2017-10-27 |
| MaxMind | US | États-Unis | - | Falls Church | 38,864 | -77,1922 | 2017-10-27 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 20.87.89.0 | 341268736 | 0 |
| 20.87.89.1 | 341268737 | 0 |
| 20.87.89.2 | 341268738 | 0 |
| 20.87.89.3 | 341268739 | 0 |
| 20.87.89.4 | 341268740 | 0 |
| 20.87.89.5 | 341268741 | 0 |
| 20.87.89.6 | 341268742 | 0 |
| 20.87.89.7 | 341268743 | 0 |
| 20.87.89.8 | 341268744 | 0 |
| 20.87.89.9 | 341268745 | 0 |
| 20.87.89.10 | 341268746 | 0 |
| 20.87.89.11 | 341268747 | 0 |
| 20.87.89.12 | 341268748 | 0 |
| 20.87.89.13 | 341268749 | 0 |
| 20.87.89.14 | 341268750 | 0 |
| 20.87.89.15 | 341268751 | 0 |
| 20.87.89.16 | 341268752 | 0 |
| 20.87.89.17 | 341268753 | 0 |
| 20.87.89.18 | 341268754 | 0 |
| 20.87.89.19 | 341268755 | 0 |
| 20.87.89.20 | 341268756 | 0 |
| 20.87.89.21 | 341268757 | 0 |
| 20.87.89.22 | 341268758 | 0 |
| 20.87.89.23 | 341268759 | 0 |
| 20.87.89.24 | 341268760 | 0 |
| 20.87.89.25 | 341268761 | 0 |
| 20.87.89.26 | 341268762 | 0 |
| 20.87.89.27 | 341268763 | 0 |
| 20.87.89.28 | 341268764 | 0 |
| 20.87.89.29 | 341268765 | 0 |
| 20.87.89.30 | 341268766 | 0 |
| 20.87.89.31 | 341268767 | 0 |
| 20.87.89.32 | 341268768 | 0 |
| 20.87.89.33 | 341268769 | 0 |
| 20.87.89.34 | 341268770 | 0 |
| 20.87.89.35 | 341268771 | 0 |
| 20.87.89.36 | 341268772 | 0 |
| 20.87.89.37 | 341268773 | 0 |
| 20.87.89.38 | 341268774 | 0 |
| 20.87.89.39 | 341268775 | 0 |
| 20.87.89.40 | 341268776 | 0 |
| 20.87.89.41 | 341268777 | 0 |
| 20.87.89.42 | 341268778 | 0 |
| 20.87.89.43 | 341268779 | 0 |
| 20.87.89.44 | 341268780 | 0 |
| 20.87.89.45 | 341268781 | 0 |
| 20.87.89.46 | 341268782 | 0 |
| 20.87.89.47 | 341268783 | 0 |
| 20.87.89.48 | 341268784 | 0 |
| 20.87.89.49 | 341268785 | 0 |
| 20.87.89.50 | 341268786 | 0 |
| 20.87.89.51 | 341268787 | 0 |
| 20.87.89.52 | 341268788 | 0 |
| 20.87.89.53 | 341268789 | 0 |
| 20.87.89.54 | 341268790 | 0 |
| 20.87.89.55 | 341268791 | 0 |
| 20.87.89.56 | 341268792 | 0 |
| 20.87.89.57 | 341268793 | 0 |
| 20.87.89.58 | 341268794 | 0 |
| 20.87.89.59 | 341268795 | 0 |
| 20.87.89.60 | 341268796 | 0 |
| 20.87.89.61 | 341268797 | 0 |
| 20.87.89.62 | 341268798 | 0 |
| 20.87.89.63 | 341268799 | 0 |
| 20.87.89.64 | 341268800 | 0 |
| 20.87.89.65 | 341268801 | 0 |
| 20.87.89.66 | 341268802 | 0 |
| 20.87.89.67 | 341268803 | 0 |
| 20.87.89.68 | 341268804 | 0 |
| 20.87.89.69 | 341268805 | 0 |
| 20.87.89.70 | 341268806 | 0 |
| 20.87.89.71 | 341268807 | 0 |
| 20.87.89.72 | 341268808 | 0 |
| 20.87.89.73 | 341268809 | 0 |
| 20.87.89.74 | 341268810 | 0 |
| 20.87.89.75 | 341268811 | 0 |
| 20.87.89.76 | 341268812 | 0 |
| 20.87.89.77 | 341268813 | 0 |
| 20.87.89.78 | 341268814 | 0 |
| 20.87.89.79 | 341268815 | 0 |
| 20.87.89.80 | 341268816 | 0 |
| 20.87.89.81 | 341268817 | 0 |
| 20.87.89.82 | 341268818 | 0 |
| 20.87.89.83 | 341268819 | 0 |
| 20.87.89.84 | 341268820 | 0 |
| 20.87.89.85 | 341268821 | 0 |