Les adresses IP débutant par 221.172.3 sont fournies par China Tietong Telecommunications Corporation, elles appartiennent au CIDR (Classless Inter-Domain Routing) 221.172.0.0/14, le bloc IP comprant les adresses de 221.172.0.0 à 221.175.255.255). Le numéro de système autonome (ASN) est 9394.
| ASN | 9394 |
| IP commençant par | 221.172.0.0 |
| IP se terminant par | 221.175.255.255 |
| Nom ASN | China Tietong Telecommunications Corporation |
| CDIR | 221.172.0.0/14 |
| IP numérique | |
| Registe | apnic |
| Dernière mise à jour | 27/08/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | CN | Chine | - | Guangzhou | 23,1167 | 113,25 | 2017-08-26 |
| MaxMind | CN | Chine | - | Beijing | 39,9289 | 116,3883 | 2017-08-26 |
| Whois | CN | - | - | - | 104 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 221.172.3.0 | 3719037696 | 0 |
| 221.172.3.1 | 3719037697 | 0 |
| 221.172.3.2 | 3719037698 | 0 |
| 221.172.3.3 | 3719037699 | 0 |
| 221.172.3.4 | 3719037700 | 0 |
| 221.172.3.5 | 3719037701 | 0 |
| 221.172.3.6 | 3719037702 | 0 |
| 221.172.3.7 | 3719037703 | 0 |
| 221.172.3.8 | 3719037704 | 0 |
| 221.172.3.9 | 3719037705 | 0 |
| 221.172.3.10 | 3719037706 | 0 |
| 221.172.3.11 | 3719037707 | 0 |
| 221.172.3.12 | 3719037708 | 0 |
| 221.172.3.13 | 3719037709 | 0 |
| 221.172.3.14 | 3719037710 | 0 |
| 221.172.3.15 | 3719037711 | 0 |
| 221.172.3.16 | 3719037712 | 0 |
| 221.172.3.17 | 3719037713 | 0 |
| 221.172.3.18 | 3719037714 | 0 |
| 221.172.3.19 | 3719037715 | 0 |
| 221.172.3.20 | 3719037716 | 0 |
| 221.172.3.21 | 3719037717 | 0 |
| 221.172.3.22 | 3719037718 | 0 |
| 221.172.3.23 | 3719037719 | 0 |
| 221.172.3.24 | 3719037720 | 0 |
| 221.172.3.25 | 3719037721 | 0 |
| 221.172.3.26 | 3719037722 | 0 |
| 221.172.3.27 | 3719037723 | 0 |
| 221.172.3.28 | 3719037724 | 0 |
| 221.172.3.29 | 3719037725 | 0 |
| 221.172.3.30 | 3719037726 | 0 |
| 221.172.3.31 | 3719037727 | 0 |
| 221.172.3.32 | 3719037728 | 0 |
| 221.172.3.33 | 3719037729 | 0 |
| 221.172.3.34 | 3719037730 | 0 |
| 221.172.3.35 | 3719037731 | 0 |
| 221.172.3.36 | 3719037732 | 0 |
| 221.172.3.37 | 3719037733 | 0 |
| 221.172.3.38 | 3719037734 | 0 |
| 221.172.3.39 | 3719037735 | 0 |
| 221.172.3.40 | 3719037736 | 0 |
| 221.172.3.41 | 3719037737 | 0 |
| 221.172.3.42 | 3719037738 | 0 |
| 221.172.3.43 | 3719037739 | 0 |
| 221.172.3.44 | 3719037740 | 0 |
| 221.172.3.45 | 3719037741 | 0 |
| 221.172.3.46 | 3719037742 | 0 |
| 221.172.3.47 | 3719037743 | 0 |
| 221.172.3.48 | 3719037744 | 0 |
| 221.172.3.49 | 3719037745 | 0 |
| 221.172.3.50 | 3719037746 | 0 |
| 221.172.3.51 | 3719037747 | 0 |
| 221.172.3.52 | 3719037748 | 0 |
| 221.172.3.53 | 3719037749 | 0 |
| 221.172.3.54 | 3719037750 | 0 |
| 221.172.3.55 | 3719037751 | 0 |
| 221.172.3.56 | 3719037752 | 0 |
| 221.172.3.57 | 3719037753 | 0 |
| 221.172.3.58 | 3719037754 | 0 |
| 221.172.3.59 | 3719037755 | 0 |
| 221.172.3.60 | 3719037756 | 0 |
| 221.172.3.61 | 3719037757 | 0 |
| 221.172.3.62 | 3719037758 | 0 |
| 221.172.3.63 | 3719037759 | 0 |
| 221.172.3.64 | 3719037760 | 0 |
| 221.172.3.65 | 3719037761 | 0 |
| 221.172.3.66 | 3719037762 | 0 |
| 221.172.3.67 | 3719037763 | 0 |
| 221.172.3.68 | 3719037764 | 0 |
| 221.172.3.69 | 3719037765 | 0 |
| 221.172.3.70 | 3719037766 | 0 |
| 221.172.3.71 | 3719037767 | 0 |
| 221.172.3.72 | 3719037768 | 0 |
| 221.172.3.73 | 3719037769 | 0 |
| 221.172.3.74 | 3719037770 | 0 |
| 221.172.3.75 | 3719037771 | 0 |
| 221.172.3.76 | 3719037772 | 0 |
| 221.172.3.77 | 3719037773 | 0 |
| 221.172.3.78 | 3719037774 | 0 |
| 221.172.3.79 | 3719037775 | 0 |
| 221.172.3.80 | 3719037776 | 0 |
| 221.172.3.81 | 3719037777 | 0 |
| 221.172.3.82 | 3719037778 | 0 |
| 221.172.3.83 | 3719037779 | 0 |
| 221.172.3.84 | 3719037780 | 0 |
| 221.172.3.85 | 3719037781 | 0 |