Les adresses IP débutant par 171.2.249 sont fournies par YMobile Corporation, elles appartiennent au CIDR (Classless Inter-Domain Routing) 171.2.0.0/15, le bloc IP comprant les adresses de 171.2.0.0 à 171.3.255.255). Le numéro de système autonome (ASN) est 9609.
| ASN | 9609 |
| IP commençant par | 171.2.0.0 |
| IP se terminant par | 171.3.255.255 |
| Nom ASN | YMobile Corporation |
| CDIR | 171.2.0.0/15 |
| IP numérique | |
| Registe | apnic |
| Dernière mise à jour | 04/08/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | JP | Japan | - | Tokyo | 35,6895 | 139,6917 | 2017-08-04 |
| MaxMind | JP | Japon | - | Tokyo | 35,6427 | 139,7677 | 2017-08-04 |
| Whois | JP | - | - | - | 138 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 171.2.249.0 | 2869098752 | 0 |
| 171.2.249.1 | 2869098753 | 0 |
| 171.2.249.2 | 2869098754 | 0 |
| 171.2.249.3 | 2869098755 | 0 |
| 171.2.249.4 | 2869098756 | 0 |
| 171.2.249.5 | 2869098757 | 0 |
| 171.2.249.6 | 2869098758 | 0 |
| 171.2.249.7 | 2869098759 | 0 |
| 171.2.249.8 | 2869098760 | 0 |
| 171.2.249.9 | 2869098761 | 0 |
| 171.2.249.10 | 2869098762 | 0 |
| 171.2.249.11 | 2869098763 | 0 |
| 171.2.249.12 | 2869098764 | 0 |
| 171.2.249.13 | 2869098765 | 0 |
| 171.2.249.14 | 2869098766 | 0 |
| 171.2.249.15 | 2869098767 | 0 |
| 171.2.249.16 | 2869098768 | 0 |
| 171.2.249.17 | 2869098769 | 0 |
| 171.2.249.18 | 2869098770 | 0 |
| 171.2.249.19 | 2869098771 | 0 |
| 171.2.249.20 | 2869098772 | 0 |
| 171.2.249.21 | 2869098773 | 0 |
| 171.2.249.22 | 2869098774 | 0 |
| 171.2.249.23 | 2869098775 | 0 |
| 171.2.249.24 | 2869098776 | 0 |
| 171.2.249.25 | 2869098777 | 0 |
| 171.2.249.26 | 2869098778 | 0 |
| 171.2.249.27 | 2869098779 | 0 |
| 171.2.249.28 | 2869098780 | 0 |
| 171.2.249.29 | 2869098781 | 0 |
| 171.2.249.30 | 2869098782 | 0 |
| 171.2.249.31 | 2869098783 | 0 |
| 171.2.249.32 | 2869098784 | 0 |
| 171.2.249.33 | 2869098785 | 0 |
| 171.2.249.34 | 2869098786 | 0 |
| 171.2.249.35 | 2869098787 | 0 |
| 171.2.249.36 | 2869098788 | 0 |
| 171.2.249.37 | 2869098789 | 0 |
| 171.2.249.38 | 2869098790 | 0 |
| 171.2.249.39 | 2869098791 | 0 |
| 171.2.249.40 | 2869098792 | 0 |
| 171.2.249.41 | 2869098793 | 0 |
| 171.2.249.42 | 2869098794 | 0 |
| 171.2.249.43 | 2869098795 | 0 |
| 171.2.249.44 | 2869098796 | 0 |
| 171.2.249.45 | 2869098797 | 0 |
| 171.2.249.46 | 2869098798 | 0 |
| 171.2.249.47 | 2869098799 | 0 |
| 171.2.249.48 | 2869098800 | 0 |
| 171.2.249.49 | 2869098801 | 0 |
| 171.2.249.50 | 2869098802 | 0 |
| 171.2.249.51 | 2869098803 | 0 |
| 171.2.249.52 | 2869098804 | 0 |
| 171.2.249.53 | 2869098805 | 0 |
| 171.2.249.54 | 2869098806 | 0 |
| 171.2.249.55 | 2869098807 | 0 |
| 171.2.249.56 | 2869098808 | 0 |
| 171.2.249.57 | 2869098809 | 0 |
| 171.2.249.58 | 2869098810 | 0 |
| 171.2.249.59 | 2869098811 | 0 |
| 171.2.249.60 | 2869098812 | 0 |
| 171.2.249.61 | 2869098813 | 0 |
| 171.2.249.62 | 2869098814 | 0 |
| 171.2.249.63 | 2869098815 | 0 |
| 171.2.249.64 | 2869098816 | 0 |
| 171.2.249.65 | 2869098817 | 0 |
| 171.2.249.66 | 2869098818 | 0 |
| 171.2.249.67 | 2869098819 | 0 |
| 171.2.249.68 | 2869098820 | 0 |
| 171.2.249.69 | 2869098821 | 0 |
| 171.2.249.70 | 2869098822 | 0 |
| 171.2.249.71 | 2869098823 | 0 |
| 171.2.249.72 | 2869098824 | 0 |
| 171.2.249.73 | 2869098825 | 0 |
| 171.2.249.74 | 2869098826 | 0 |
| 171.2.249.75 | 2869098827 | 0 |
| 171.2.249.76 | 2869098828 | 0 |
| 171.2.249.77 | 2869098829 | 0 |
| 171.2.249.78 | 2869098830 | 0 |
| 171.2.249.79 | 2869098831 | 0 |
| 171.2.249.80 | 2869098832 | 0 |
| 171.2.249.81 | 2869098833 | 0 |
| 171.2.249.82 | 2869098834 | 0 |
| 171.2.249.83 | 2869098835 | 0 |
| 171.2.249.84 | 2869098836 | 0 |
| 171.2.249.85 | 2869098837 | 0 |