L'indirizzo IP 4.91.90 è fornito da Level 3 Communications, Inc., che è di proprietà del CIDR (Classless Inter-Domain Routing) 4.0.0.0/8, IP tra 4.0.0.0 a 4.255.255.255 ). Il numero di sistema autonomo (ASN) è 3356.
| ASN | 3356 |
| IP inizia con | 4.0.0.0 |
| IP finale con | 4.255.255.255 |
| ASN Nome | Level 3 Communications, Inc. |
| CDIR | 4.0.0.0/8 |
| IP numerico | |
| Registe | arin |
| Ultimo aggiornamento | 20/10/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | US | United States | - | Philadelphia | 39,9523 | -75,1638 | 2017-10-20 |
| MaxMind | US | United States | - | - | 37,751 | -97,822 | 2017-10-20 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 4.91.90.0 | 73095680 | 0 |
| 4.91.90.1 | 73095681 | 0 |
| 4.91.90.2 | 73095682 | 0 |
| 4.91.90.3 | 73095683 | 0 |
| 4.91.90.4 | 73095684 | 0 |
| 4.91.90.5 | 73095685 | 0 |
| 4.91.90.6 | 73095686 | 0 |
| 4.91.90.7 | 73095687 | 0 |
| 4.91.90.8 | 73095688 | 0 |
| 4.91.90.9 | 73095689 | 0 |
| 4.91.90.10 | 73095690 | 0 |
| 4.91.90.11 | 73095691 | 0 |
| 4.91.90.12 | 73095692 | 0 |
| 4.91.90.13 | 73095693 | 0 |
| 4.91.90.14 | 73095694 | 0 |
| 4.91.90.15 | 73095695 | 0 |
| 4.91.90.16 | 73095696 | 0 |
| 4.91.90.17 | 73095697 | 0 |
| 4.91.90.18 | 73095698 | 0 |
| 4.91.90.19 | 73095699 | 0 |
| 4.91.90.20 | 73095700 | 0 |
| 4.91.90.21 | 73095701 | 0 |
| 4.91.90.22 | 73095702 | 0 |
| 4.91.90.23 | 73095703 | 0 |
| 4.91.90.24 | 73095704 | 0 |
| 4.91.90.25 | 73095705 | 0 |
| 4.91.90.26 | 73095706 | 0 |
| 4.91.90.27 | 73095707 | 0 |
| 4.91.90.28 | 73095708 | 0 |
| 4.91.90.29 | 73095709 | 0 |
| 4.91.90.30 | 73095710 | 0 |
| 4.91.90.31 | 73095711 | 0 |
| 4.91.90.32 | 73095712 | 0 |
| 4.91.90.33 | 73095713 | 0 |
| 4.91.90.34 | 73095714 | 0 |
| 4.91.90.35 | 73095715 | 0 |
| 4.91.90.36 | 73095716 | 0 |
| 4.91.90.37 | 73095717 | 0 |
| 4.91.90.38 | 73095718 | 0 |
| 4.91.90.39 | 73095719 | 0 |
| 4.91.90.40 | 73095720 | 0 |
| 4.91.90.41 | 73095721 | 0 |
| 4.91.90.42 | 73095722 | 0 |
| 4.91.90.43 | 73095723 | 0 |
| 4.91.90.44 | 73095724 | 0 |
| 4.91.90.45 | 73095725 | 0 |
| 4.91.90.46 | 73095726 | 0 |
| 4.91.90.47 | 73095727 | 0 |
| 4.91.90.48 | 73095728 | 0 |
| 4.91.90.49 | 73095729 | 0 |
| 4.91.90.50 | 73095730 | 0 |
| 4.91.90.51 | 73095731 | 0 |
| 4.91.90.52 | 73095732 | 0 |
| 4.91.90.53 | 73095733 | 0 |
| 4.91.90.54 | 73095734 | 0 |
| 4.91.90.55 | 73095735 | 0 |
| 4.91.90.56 | 73095736 | 0 |
| 4.91.90.57 | 73095737 | 0 |
| 4.91.90.58 | 73095738 | 0 |
| 4.91.90.59 | 73095739 | 0 |
| 4.91.90.60 | 73095740 | 0 |
| 4.91.90.61 | 73095741 | 0 |
| 4.91.90.62 | 73095742 | 0 |
| 4.91.90.63 | 73095743 | 0 |
| 4.91.90.64 | 73095744 | 0 |
| 4.91.90.65 | 73095745 | 0 |
| 4.91.90.66 | 73095746 | 0 |
| 4.91.90.67 | 73095747 | 0 |
| 4.91.90.68 | 73095748 | 0 |
| 4.91.90.69 | 73095749 | 0 |
| 4.91.90.70 | 73095750 | 0 |
| 4.91.90.71 | 73095751 | 0 |
| 4.91.90.72 | 73095752 | 0 |
| 4.91.90.73 | 73095753 | 0 |
| 4.91.90.74 | 73095754 | 0 |
| 4.91.90.75 | 73095755 | 0 |
| 4.91.90.76 | 73095756 | 0 |
| 4.91.90.77 | 73095757 | 0 |
| 4.91.90.78 | 73095758 | 0 |
| 4.91.90.79 | 73095759 | 0 |
| 4.91.90.80 | 73095760 | 0 |
| 4.91.90.81 | 73095761 | 0 |
| 4.91.90.82 | 73095762 | 0 |
| 4.91.90.83 | 73095763 | 0 |
| 4.91.90.84 | 73095764 | 0 |
| 4.91.90.85 | 73095765 | 0 |