L'indirizzo IP 73.147.21 è fornito da Comcast Cable Communications, LLC, che è di proprietà del CIDR (Classless Inter-Domain Routing) 73.0.0.0/8, IP tra 73.0.0.0 a 73.255.255.255 ). Il numero di sistema autonomo (ASN) è 7922.
| ASN | 7922 |
| IP inizia con | 73.0.0.0 |
| IP finale con | 73.255.255.255 |
| ASN Nome | Comcast Cable Communications, LLC |
| CDIR | 73.0.0.0/8 |
| IP numerico | |
| Registe | arin |
| Ultimo aggiornamento | 29/09/2018 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | US | United States | - | Harrisonburg | 38,4496 | -78,8689 | 2018-09-29 |
| MaxMind | US | United States | - | Charlottesville | 37,9539 | -78,3584 | 2018-09-29 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 73.147.21.0 | 1234375936 | 0 |
| 73.147.21.1 | 1234375937 | 0 |
| 73.147.21.2 | 1234375938 | 0 |
| 73.147.21.3 | 1234375939 | 0 |
| 73.147.21.4 | 1234375940 | 0 |
| 73.147.21.5 | 1234375941 | 0 |
| 73.147.21.6 | 1234375942 | 0 |
| 73.147.21.7 | 1234375943 | 0 |
| 73.147.21.8 | 1234375944 | 0 |
| 73.147.21.9 | 1234375945 | 0 |
| 73.147.21.10 | 1234375946 | 0 |
| 73.147.21.11 | 1234375947 | 0 |
| 73.147.21.12 | 1234375948 | 0 |
| 73.147.21.13 | 1234375949 | 0 |
| 73.147.21.14 | 1234375950 | 0 |
| 73.147.21.15 | 1234375951 | 0 |
| 73.147.21.16 | 1234375952 | 0 |
| 73.147.21.17 | 1234375953 | 0 |
| 73.147.21.18 | 1234375954 | 0 |
| 73.147.21.19 | 1234375955 | 0 |
| 73.147.21.20 | 1234375956 | 0 |
| 73.147.21.21 | 1234375957 | 0 |
| 73.147.21.22 | 1234375958 | 0 |
| 73.147.21.23 | 1234375959 | 0 |
| 73.147.21.24 | 1234375960 | 0 |
| 73.147.21.25 | 1234375961 | 0 |
| 73.147.21.26 | 1234375962 | 0 |
| 73.147.21.27 | 1234375963 | 0 |
| 73.147.21.28 | 1234375964 | 0 |
| 73.147.21.29 | 1234375965 | 0 |
| 73.147.21.30 | 1234375966 | 0 |
| 73.147.21.31 | 1234375967 | 0 |
| 73.147.21.32 | 1234375968 | 0 |
| 73.147.21.33 | 1234375969 | 0 |
| 73.147.21.34 | 1234375970 | 0 |
| 73.147.21.35 | 1234375971 | 0 |
| 73.147.21.36 | 1234375972 | 0 |
| 73.147.21.37 | 1234375973 | 0 |
| 73.147.21.38 | 1234375974 | 0 |
| 73.147.21.39 | 1234375975 | 0 |
| 73.147.21.40 | 1234375976 | 0 |
| 73.147.21.41 | 1234375977 | 0 |
| 73.147.21.42 | 1234375978 | 0 |
| 73.147.21.43 | 1234375979 | 0 |
| 73.147.21.44 | 1234375980 | 0 |
| 73.147.21.45 | 1234375981 | 0 |
| 73.147.21.46 | 1234375982 | 0 |
| 73.147.21.47 | 1234375983 | 0 |
| 73.147.21.48 | 1234375984 | 0 |
| 73.147.21.49 | 1234375985 | 0 |
| 73.147.21.50 | 1234375986 | 0 |
| 73.147.21.51 | 1234375987 | 0 |
| 73.147.21.52 | 1234375988 | 0 |
| 73.147.21.53 | 1234375989 | 0 |
| 73.147.21.54 | 1234375990 | 0 |
| 73.147.21.55 | 1234375991 | 0 |
| 73.147.21.56 | 1234375992 | 0 |
| 73.147.21.57 | 1234375993 | 0 |
| 73.147.21.58 | 1234375994 | 0 |
| 73.147.21.59 | 1234375995 | 0 |
| 73.147.21.60 | 1234375996 | 0 |
| 73.147.21.61 | 1234375997 | 0 |
| 73.147.21.62 | 1234375998 | 0 |
| 73.147.21.63 | 1234375999 | 0 |
| 73.147.21.64 | 1234376000 | 0 |
| 73.147.21.65 | 1234376001 | 0 |
| 73.147.21.66 | 1234376002 | 0 |
| 73.147.21.67 | 1234376003 | 0 |
| 73.147.21.68 | 1234376004 | 0 |
| 73.147.21.69 | 1234376005 | 0 |
| 73.147.21.70 | 1234376006 | 0 |
| 73.147.21.71 | 1234376007 | 0 |
| 73.147.21.72 | 1234376008 | 0 |
| 73.147.21.73 | 1234376009 | 0 |
| 73.147.21.74 | 1234376010 | 0 |
| 73.147.21.75 | 1234376011 | 0 |
| 73.147.21.76 | 1234376012 | 0 |
| 73.147.21.77 | 1234376013 | 0 |
| 73.147.21.78 | 1234376014 | 0 |
| 73.147.21.79 | 1234376015 | 0 |
| 73.147.21.80 | 1234376016 | 0 |
| 73.147.21.81 | 1234376017 | 0 |
| 73.147.21.82 | 1234376018 | 0 |
| 73.147.21.83 | 1234376019 | 0 |
| 73.147.21.84 | 1234376020 | 0 |
| 73.147.21.85 | 1234376021 | 0 |