L'indirizzo IP 2.81.71 è fornito da , che è di proprietà del CIDR (Classless Inter-Domain Routing) 2.80.0.0/14, IP tra 2.80.0.0 a 2.83.255.255 ). Il numero di sistema autonomo (ASN) è 3243.
| ASN | 3243 |
| IP inizia con | 2.80.0.0 |
| IP finale con | 2.83.255.255 |
| ASN Nome | |
| CDIR | 2.80.0.0/14 |
| IP numerico | |
| Registe | ripencc |
| Ultimo aggiornamento | 10/09/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | PT | Portugal | - | Mealhada | 40,3781 | -8,4499 | 2017-09-27 |
| MaxMind | PT | Portugal | - | Anadia | 40,4155 | -8,4474 | 2017-09-27 |
| Whois | PT | - | - | - | -8 | 39 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 2.81.71.0 | 38881024 | 0 |
| 2.81.71.1 | 38881025 | 0 |
| 2.81.71.2 | 38881026 | 0 |
| 2.81.71.3 | 38881027 | 0 |
| 2.81.71.4 | 38881028 | 0 |
| 2.81.71.5 | 38881029 | 0 |
| 2.81.71.6 | 38881030 | 0 |
| 2.81.71.7 | 38881031 | 0 |
| 2.81.71.8 | 38881032 | 0 |
| 2.81.71.9 | 38881033 | 0 |
| 2.81.71.10 | 38881034 | 0 |
| 2.81.71.11 | 38881035 | 0 |
| 2.81.71.12 | 38881036 | 0 |
| 2.81.71.13 | 38881037 | 0 |
| 2.81.71.14 | 38881038 | 0 |
| 2.81.71.15 | 38881039 | 0 |
| 2.81.71.16 | 38881040 | 0 |
| 2.81.71.17 | 38881041 | 0 |
| 2.81.71.18 | 38881042 | 0 |
| 2.81.71.19 | 38881043 | 0 |
| 2.81.71.20 | 38881044 | 0 |
| 2.81.71.21 | 38881045 | 0 |
| 2.81.71.22 | 38881046 | 0 |
| 2.81.71.23 | 38881047 | 0 |
| 2.81.71.24 | 38881048 | 0 |
| 2.81.71.25 | 38881049 | 0 |
| 2.81.71.26 | 38881050 | 0 |
| 2.81.71.27 | 38881051 | 0 |
| 2.81.71.28 | 38881052 | 0 |
| 2.81.71.29 | 38881053 | 0 |
| 2.81.71.30 | 38881054 | 0 |
| 2.81.71.31 | 38881055 | 0 |
| 2.81.71.32 | 38881056 | 0 |
| 2.81.71.33 | 38881057 | 0 |
| 2.81.71.34 | 38881058 | 0 |
| 2.81.71.35 | 38881059 | 0 |
| 2.81.71.36 | 38881060 | 0 |
| 2.81.71.37 | 38881061 | 0 |
| 2.81.71.38 | 38881062 | 0 |
| 2.81.71.39 | 38881063 | 0 |
| 2.81.71.40 | 38881064 | 0 |
| 2.81.71.41 | 38881065 | 0 |
| 2.81.71.42 | 38881066 | 0 |
| 2.81.71.43 | 38881067 | 0 |
| 2.81.71.44 | 38881068 | 0 |
| 2.81.71.45 | 38881069 | 0 |
| 2.81.71.46 | 38881070 | 0 |
| 2.81.71.47 | 38881071 | 0 |
| 2.81.71.48 | 38881072 | 0 |
| 2.81.71.49 | 38881073 | 0 |
| 2.81.71.50 | 38881074 | 0 |
| 2.81.71.51 | 38881075 | 0 |
| 2.81.71.52 | 38881076 | 0 |
| 2.81.71.53 | 38881077 | 0 |
| 2.81.71.54 | 38881078 | 0 |
| 2.81.71.55 | 38881079 | 0 |
| 2.81.71.56 | 38881080 | 0 |
| 2.81.71.57 | 38881081 | 0 |
| 2.81.71.58 | 38881082 | 0 |
| 2.81.71.59 | 38881083 | 0 |
| 2.81.71.60 | 38881084 | 0 |
| 2.81.71.61 | 38881085 | 0 |
| 2.81.71.62 | 38881086 | 0 |
| 2.81.71.63 | 38881087 | 0 |
| 2.81.71.64 | 38881088 | 0 |
| 2.81.71.65 | 38881089 | 0 |
| 2.81.71.66 | 38881090 | 0 |
| 2.81.71.67 | 38881091 | 0 |
| 2.81.71.68 | 38881092 | 0 |
| 2.81.71.69 | 38881093 | 0 |
| 2.81.71.70 | 38881094 | 0 |
| 2.81.71.71 | 38881095 | 0 |
| 2.81.71.72 | 38881096 | 0 |
| 2.81.71.73 | 38881097 | 0 |
| 2.81.71.74 | 38881098 | 0 |
| 2.81.71.75 | 38881099 | 0 |
| 2.81.71.76 | 38881100 | 0 |
| 2.81.71.77 | 38881101 | 0 |
| 2.81.71.78 | 38881102 | 0 |
| 2.81.71.79 | 38881103 | 0 |
| 2.81.71.80 | 38881104 | 0 |
| 2.81.71.81 | 38881105 | 0 |
| 2.81.71.82 | 38881106 | 0 |
| 2.81.71.83 | 38881107 | 0 |
| 2.81.71.84 | 38881108 | 0 |
| 2.81.71.85 | 38881109 | 0 |