117.187.57.* rDNS大全

中国贵州毕节 移动

序号 iP ptr 发现时间 更新时间
1 117.187.57.0 ns.gz.chinamobile.com. 2020-06-04 2020-06-09
2 117.187.57.1 ns2.gz.chinamobile.com. 2020-05-31 2020-06-04
3 117.187.57.2 ns1.gz.chinamobile.com. 2020-05-31 2020-06-09
4 117.187.57.3 ns1.gz.chinamobile.com. 2020-06-04 2020-06-09
5 117.187.57.4 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
6 117.187.57.5 ns.gz.chinamobile.com. 2020-06-09 2020-06-09
7 117.187.57.6 ns1.gz.chinamobile.com. 2020-05-31 2020-06-09
8 117.187.57.7 ns2.gz.chinamobile.com. 2020-06-09 2020-06-09
9 117.187.57.8 ns1.gz.chinamobile.com. 2020-06-04 2020-06-09
10 117.187.57.9 ns2.gz.chinamobile.com. 2020-05-31 2020-05-31
11 117.187.57.10 ns2.gz.chinamobile.com. 2020-06-04 2020-06-04
12 117.187.57.11 ns2.gz.chinamobile.com. 2020-06-04 2020-06-04
13 117.187.57.12 ns.gz.chinamobile.com. 2020-05-31 2020-05-31
14 117.187.57.13 ns2.gz.chinamobile.com. 2020-06-04 2020-06-04
15 117.187.57.14 ns2.gz.chinamobile.com. 2020-06-04 2020-06-04
16 117.187.57.15 ns1.gz.chinamobile.com. 2020-06-04 2020-06-04
17 117.187.57.16 ns1.gz.chinamobile.com. 2020-06-04 2020-06-09
18 117.187.57.17 ns.gz.chinamobile.com. 2020-06-04 2020-06-04
19 117.187.57.18 ns2.gz.chinamobile.com. 2020-06-04 2020-06-04
20 117.187.57.19 ns2.gz.chinamobile.com. 2020-06-04 2020-06-09
21 117.187.57.20 ns1.gz.chinamobile.com. 2020-06-04 2020-06-04
22 117.187.57.21 ns.gz.chinamobile.com. 2020-06-04 2020-06-09
23 117.187.57.22 ns2.gz.chinamobile.com. 2020-06-04 2020-06-09
24 117.187.57.23 ns.gz.chinamobile.com. 2020-06-09 2020-06-09
25 117.187.57.24 ns1.gz.chinamobile.com. 2020-05-31 2020-05-31
26 117.187.57.25 ns.gz.chinamobile.com. 2020-05-31 2020-05-31
27 117.187.57.26 ns.gz.chinamobile.com. 2020-06-04 2020-06-04
28 117.187.57.27 ns2.gz.chinamobile.com. 2020-05-31 2020-06-09
29 117.187.57.28 ns.gz.chinamobile.com. 2020-06-04 2020-06-04
30 117.187.57.29 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
31 117.187.57.30 ns2.gz.chinamobile.com. 2020-06-09 2020-06-09
32 117.187.57.31 ns1.gz.chinamobile.com. 2020-05-27 2020-06-09
33 117.187.57.32 ns.gz.chinamobile.com. 2020-06-04 2020-06-09
34 117.187.57.33 ns.gz.chinamobile.com. 2020-06-04 2020-06-04
35 117.187.57.34 ns.gz.chinamobile.com. 2020-05-31 2020-06-09
36 117.187.57.35 ns.gz.chinamobile.com. 2020-06-04 2020-06-04
37 117.187.57.36 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
38 117.187.57.37 ns.gz.chinamobile.com. 2020-06-04 2020-06-09
39 117.187.57.38 ns2.gz.chinamobile.com. 2020-05-31 2020-06-09
40 117.187.57.39 ns2.gz.chinamobile.com. 2020-06-04 2020-06-04
41 117.187.57.40 ns2.gz.chinamobile.com. 2020-06-04 2020-06-04
42 117.187.57.41 ns2.gz.chinamobile.com. 2020-06-04 2020-06-04
43 117.187.57.42 ns.gz.chinamobile.com. 2020-06-09 2020-06-09
44 117.187.57.43 ns2.gz.chinamobile.com. 2020-06-04 2020-06-04
45 117.187.57.44 ns.gz.chinamobile.com. 2020-05-31 2020-05-31
46 117.187.57.45 ns2.gz.chinamobile.com. 2020-05-31 2020-06-09
47 117.187.57.46 ns2.gz.chinamobile.com. 2020-06-04 2020-06-04
48 117.187.57.47 ns1.gz.chinamobile.com. 2020-05-31 2020-06-09
49 117.187.57.48 ns.gz.chinamobile.com. 2020-05-31 2020-06-09
50 117.187.57.49 ns1.gz.chinamobile.com. 2020-06-04 2020-06-09
51 117.187.57.50 ns.gz.chinamobile.com. 2020-06-09 2020-06-09
52 117.187.57.51 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
53 117.187.57.52 ns2.gz.chinamobile.com. 2020-06-04 2020-06-09
54 117.187.57.53 ns1.gz.chinamobile.com. 2020-06-04 2020-06-04
55 117.187.57.54 ns2.gz.chinamobile.com. 2020-06-09 2020-06-09
56 117.187.57.55 ns1.gz.chinamobile.com. 2020-06-04 2020-06-04
57 117.187.57.56 ns.gz.chinamobile.com. 2020-06-04 2020-06-09
58 117.187.57.57 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
59 117.187.57.58 ns1.gz.chinamobile.com. 2020-05-31 2020-06-09
60 117.187.57.59 ns.gz.chinamobile.com. 2020-06-09 2020-06-09
61 117.187.57.60 ns1.gz.chinamobile.com. 2020-06-04 2020-06-04
62 117.187.57.61 ns.gz.chinamobile.com. 2020-06-09 2020-06-09
63 117.187.57.62 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
64 117.187.57.63 ns.gz.chinamobile.com. 2020-06-09 2020-06-09
65 117.187.57.64 ns2.gz.chinamobile.com. 2020-06-04 2020-06-09
66 117.187.57.65 ns2.gz.chinamobile.com. 2020-06-04 2020-06-09
67 117.187.57.66 ns.gz.chinamobile.com. 2020-06-04 2020-06-04
68 117.187.57.67 ns1.gz.chinamobile.com. 2020-06-04 2020-06-04
69 117.187.57.68 ns1.gz.chinamobile.com. 2020-06-04 2020-06-09
70 117.187.57.69 ns2.gz.chinamobile.com. 2020-06-09 2020-06-09
71 117.187.57.70 ns2.gz.chinamobile.com. 2020-06-04 2020-06-04
72 117.187.57.71 ns.gz.chinamobile.com. 2020-06-09 2020-06-09
73 117.187.57.72 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
74 117.187.57.73 ns1.gz.chinamobile.com. 2020-05-31 2020-06-09
75 117.187.57.74 ns2.gz.chinamobile.com. 2020-06-04 2020-06-04
76 117.187.57.75 ns.gz.chinamobile.com. 2020-06-09 2020-06-09
77 117.187.57.76 ns.gz.chinamobile.com. 2020-05-31 2020-05-31
78 117.187.57.77 ns2.gz.chinamobile.com. 2020-05-31 2020-06-04
79 117.187.57.78 ns2.gz.chinamobile.com. 2020-06-04 2020-06-09
80 117.187.57.79 ns2.gz.chinamobile.com. 2020-06-04 2020-06-09
81 117.187.57.80 ns.gz.chinamobile.com. 2020-05-31 2020-06-09
82 117.187.57.81 ns.gz.chinamobile.com. 2020-06-04 2020-06-09
83 117.187.57.82 ns2.gz.chinamobile.com. 2020-06-09 2020-06-09
84 117.187.57.83 ns2.gz.chinamobile.com. 2020-06-04 2020-06-04
85 117.187.57.84 ns2.gz.chinamobile.com. 2020-06-04 2020-06-09
86 117.187.57.85 ns2.gz.chinamobile.com. 2020-06-09 2020-06-09
87 117.187.57.86 ns1.gz.chinamobile.com. 2020-06-04 2020-06-09
88 117.187.57.87 ns2.gz.chinamobile.com. 2020-06-04 2020-06-04
89 117.187.57.88 ns.gz.chinamobile.com. 2020-06-04 2020-06-09
90 117.187.57.89 ns2.gz.chinamobile.com. 2020-05-27 2020-06-09
91 117.187.57.90 ns2.gz.chinamobile.com. 2020-05-31 2020-06-04
92 117.187.57.91 ns2.gz.chinamobile.com. 2020-06-04 2020-06-04
93 117.187.57.92 ns2.gz.chinamobile.com. 2020-05-31 2020-06-09
94 117.187.57.93 ns.gz.chinamobile.com. 2020-06-04 2020-06-04
95 117.187.57.94 ns2.gz.chinamobile.com. 2020-05-31 2020-05-31
96 117.187.57.95 ns1.gz.chinamobile.com. 2020-06-04 2020-06-04
97 117.187.57.96 ns.gz.chinamobile.com. 2020-06-04 2020-06-04
98 117.187.57.97 ns2.gz.chinamobile.com. 2020-05-31 2020-06-04
99 117.187.57.98 ns.gz.chinamobile.com. 2020-06-04 2020-06-04
100 117.187.57.99 ns2.gz.chinamobile.com. 2020-05-27 2020-06-09
101 117.187.57.100 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
102 117.187.57.101 ns1.gz.chinamobile.com. 2020-05-27 2020-06-09
103 117.187.57.102 ns1.gz.chinamobile.com. 2020-05-31 2020-06-04
104 117.187.57.103 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
105 117.187.57.104 ns.gz.chinamobile.com. 2020-06-04 2020-06-09
106 117.187.57.105 ns1.gz.chinamobile.com. 2020-06-04 2020-06-09
107 117.187.57.106 ns1.gz.chinamobile.com. 2020-06-04 2020-06-04
108 117.187.57.107 ns1.gz.chinamobile.com. 2020-06-04 2020-06-04
109 117.187.57.108 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
110 117.187.57.109 ns1.gz.chinamobile.com. 2020-05-31 2020-06-09
111 117.187.57.110 ns1.gz.chinamobile.com. 2020-06-04 2020-06-09
112 117.187.57.111 ns.gz.chinamobile.com. 2020-05-31 2020-06-09
113 117.187.57.112 ns.gz.chinamobile.com. 2020-06-04 2020-06-04
114 117.187.57.113 ns2.gz.chinamobile.com. 2020-05-31 2020-06-09
115 117.187.57.114 ns1.gz.chinamobile.com. 2020-06-04 2020-06-09
116 117.187.57.115 ns2.gz.chinamobile.com. 2020-05-31 2020-06-09
117 117.187.57.116 ns2.gz.chinamobile.com. 2020-05-31 2020-05-31
118 117.187.57.117 ns.gz.chinamobile.com. 2020-06-04 2020-06-09
119 117.187.57.118 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
120 117.187.57.119 ns2.gz.chinamobile.com. 2020-05-31 2020-06-09
121 117.187.57.120 ns1.gz.chinamobile.com. 2020-05-31 2020-06-04
122 117.187.57.121 ns.gz.chinamobile.com. 2020-05-31 2020-06-09
123 117.187.57.122 ns2.gz.chinamobile.com. 2020-05-31 2020-06-09
124 117.187.57.123 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
125 117.187.57.124 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
126 117.187.57.125 ns2.gz.chinamobile.com. 2020-05-31 2020-05-31
127 117.187.57.126 ns.gz.chinamobile.com. 2020-06-04 2020-06-04
128 117.187.57.127 ns1.gz.chinamobile.com. 2020-05-31 2020-06-09
129 117.187.57.128 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
130 117.187.57.129 ns.gz.chinamobile.com. 2020-06-09 2020-06-09
131 117.187.57.130 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
132 117.187.57.131 ns1.gz.chinamobile.com. 2020-06-04 2020-06-09
133 117.187.57.132 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
134 117.187.57.133 ns2.gz.chinamobile.com. 2020-06-04 2020-06-04
135 117.187.57.134 ns2.gz.chinamobile.com. 2020-06-09 2020-06-09
136 117.187.57.135 ns2.gz.chinamobile.com. 2020-06-09 2020-06-09
137 117.187.57.136 ns.gz.chinamobile.com. 2020-06-04 2020-06-09
138 117.187.57.137 ns1.gz.chinamobile.com. 2020-05-31 2020-06-09
139 117.187.57.138 ns2.gz.chinamobile.com. 2020-05-31 2020-06-04
140 117.187.57.139 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
141 117.187.57.140 ns1.gz.chinamobile.com. 2020-06-04 2020-06-04
142 117.187.57.141 ns1.gz.chinamobile.com. 2020-05-31 2020-06-09
143 117.187.57.142 ns1.gz.chinamobile.com. 2020-05-31 2020-05-31
144 117.187.57.143 ns1.gz.chinamobile.com. 2020-05-31 2020-06-09
145 117.187.57.144 ns2.gz.chinamobile.com. 2020-06-04 2020-06-04
146 117.187.57.145 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
147 117.187.57.146 ns1.gz.chinamobile.com. 2020-06-04 2020-06-04
148 117.187.57.147 ns.gz.chinamobile.com. 2020-06-04 2020-06-04
149 117.187.57.148 ns2.gz.chinamobile.com. 2020-05-31 2020-06-09
150 117.187.57.149 ns2.gz.chinamobile.com. 2020-06-09 2020-06-09
151 117.187.57.150 ns.gz.chinamobile.com. 2020-05-31 2020-06-04
152 117.187.57.151 ns1.gz.chinamobile.com. 2020-05-27 2020-06-09
153 117.187.57.152 ns.gz.chinamobile.com. 2020-05-31 2020-06-09
154 117.187.57.153 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
155 117.187.57.154 ns2.gz.chinamobile.com. 2020-06-04 2020-06-09
156 117.187.57.155 ns.gz.chinamobile.com. 2020-06-04 2020-06-04
157 117.187.57.156 ns1.gz.chinamobile.com. 2020-05-31 2020-05-31
158 117.187.57.157 ns2.gz.chinamobile.com. 2020-06-04 2020-06-09
159 117.187.57.158 ns2.gz.chinamobile.com. 2020-06-04 2020-06-04
160 117.187.57.159 ns.gz.chinamobile.com. 2020-06-04 2020-06-04
161 117.187.57.160 ns2.gz.chinamobile.com. 2020-05-31 2020-06-09
162 117.187.57.161 ns2.gz.chinamobile.com. 2020-05-31 2020-05-31
163 117.187.57.162 ns1.gz.chinamobile.com. 2020-06-04 2020-06-04
164 117.187.57.163 ns1.gz.chinamobile.com. 2020-06-04 2020-06-04
165 117.187.57.164 ns2.gz.chinamobile.com. 2020-05-31 2020-06-09
166 117.187.57.165 ns1.gz.chinamobile.com. 2020-05-31 2020-06-09
167 117.187.57.166 ns1.gz.chinamobile.com. 2020-06-04 2020-06-04
168 117.187.57.167 ns.gz.chinamobile.com. 2020-05-27 2020-06-09
169 117.187.57.168 ns1.gz.chinamobile.com. 2020-06-04 2020-06-09
170 117.187.57.169 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
171 117.187.57.170 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
172 117.187.57.171 ns.gz.chinamobile.com. 2020-06-04 2020-06-09
173 117.187.57.172 ns2.gz.chinamobile.com. 2020-05-31 2020-06-09
174 117.187.57.173 ns1.gz.chinamobile.com. 2020-05-31 2020-05-31
175 117.187.57.174 ns2.gz.chinamobile.com. 2020-06-09 2020-06-09
176 117.187.57.175 ns2.gz.chinamobile.com. 2020-06-04 2020-06-04
177 117.187.57.176 ns2.gz.chinamobile.com. 2020-05-31 2020-06-09
178 117.187.57.177 ns.gz.chinamobile.com. 2020-05-31 2020-05-31
179 117.187.57.178 ns2.gz.chinamobile.com. 2020-05-31 2020-06-09
180 117.187.57.179 ns1.gz.chinamobile.com. 2020-06-04 2020-06-09
181 117.187.57.180 ns2.gz.chinamobile.com. 2020-06-09 2020-06-09
182 117.187.57.181 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
183 117.187.57.182 ns.gz.chinamobile.com. 2020-05-31 2020-06-09
184 117.187.57.183 ns1.gz.chinamobile.com. 2020-05-31 2020-06-09
185 117.187.57.184 ns2.gz.chinamobile.com. 2020-06-04 2020-06-09
186 117.187.57.185 ns1.gz.chinamobile.com. 2020-05-31 2020-05-31
187 117.187.57.186 ns1.gz.chinamobile.com. 2020-05-31 2020-05-31
188 117.187.57.187 ns2.gz.chinamobile.com. 2020-06-04 2020-06-04
189 117.187.57.188 ns.gz.chinamobile.com. 2020-05-31 2020-06-04
190 117.187.57.189 ns.gz.chinamobile.com. 2020-05-27 2020-06-09
191 117.187.57.190 ns.gz.chinamobile.com. 2020-06-09 2020-06-09
192 117.187.57.191 ns2.gz.chinamobile.com. 2020-06-04 2020-06-04
193 117.187.57.192 ns2.gz.chinamobile.com. 2020-06-04 2020-06-09
194 117.187.57.193 ns.gz.chinamobile.com. 2020-06-04 2020-06-04
195 117.187.57.194 ns2.gz.chinamobile.com. 2020-06-09 2020-06-09
196 117.187.57.195 ns1.gz.chinamobile.com. 2020-06-04 2020-06-09
197 117.187.57.196 ns.gz.chinamobile.com. 2020-06-09 2020-06-09
198 117.187.57.197 ns1.gz.chinamobile.com. 2020-06-04 2020-06-04
199 117.187.57.198 ns2.gz.chinamobile.com. 2020-06-09 2020-06-09
200 117.187.57.199 ns.gz.chinamobile.com. 2020-05-31 2020-05-31
201 117.187.57.200 ns2.gz.chinamobile.com. 2020-06-04 2020-06-04
202 117.187.57.201 ns2.gz.chinamobile.com. 2020-06-04 2020-06-09
203 117.187.57.202 ns.gz.chinamobile.com. 2020-06-04 2020-06-09
204 117.187.57.203 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
205 117.187.57.204 ns1.gz.chinamobile.com. 2020-06-04 2020-06-09
206 117.187.57.205 ns2.gz.chinamobile.com. 2020-06-04 2020-06-04
207 117.187.57.206 ns.gz.chinamobile.com. 2020-05-31 2020-05-31
208 117.187.57.207 ns2.gz.chinamobile.com. 2020-06-09 2020-06-09
209 117.187.57.208 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
210 117.187.57.209 ns2.gz.chinamobile.com. 2020-06-09 2020-06-09
211 117.187.57.210 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
212 117.187.57.211 ns.gz.chinamobile.com. 2020-06-04 2020-06-04
213 117.187.57.212 ns2.gz.chinamobile.com. 2020-06-09 2020-06-09
214 117.187.57.213 ns.gz.chinamobile.com. 2020-06-04 2020-06-09
215 117.187.57.214 ns.gz.chinamobile.com. 2020-06-04 2020-06-09
216 117.187.57.215 ns.gz.chinamobile.com. 2020-06-09 2020-06-09
217 117.187.57.216 ns2.gz.chinamobile.com. 2020-05-31 2020-05-31
218 117.187.57.217 ns.gz.chinamobile.com. 2020-05-31 2020-06-09
219 117.187.57.218 ns.gz.chinamobile.com. 2020-06-04 2020-06-04
220 117.187.57.219 ns.gz.chinamobile.com. 2020-05-31 2020-06-04
221 117.187.57.220 ns.gz.chinamobile.com. 2020-06-09 2020-06-09
222 117.187.57.221 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
223 117.187.57.222 ns1.gz.chinamobile.com. 2020-05-31 2020-06-09
224 117.187.57.223 ns1.gz.chinamobile.com. 2020-06-04 2020-06-09
225 117.187.57.224 ns1.gz.chinamobile.com. 2020-06-04 2020-06-04
226 117.187.57.225 ns1.gz.chinamobile.com. 2020-06-04 2020-06-09
227 117.187.57.226 ns2.gz.chinamobile.com. 2020-05-31 2020-06-09
228 117.187.57.227 ns.gz.chinamobile.com. 2020-06-09 2020-06-09
229 117.187.57.228 ns.gz.chinamobile.com. 2020-05-31 2020-05-31
230 117.187.57.229 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
231 117.187.57.230 ns2.gz.chinamobile.com. 2020-05-31 2020-06-09
232 117.187.57.231 ns1.gz.chinamobile.com. 2020-05-31 2020-05-31
233 117.187.57.232 ns1.gz.chinamobile.com. 2020-05-31 2020-06-09
234 117.187.57.233 ns.gz.chinamobile.com. 2020-06-04 2020-06-04
235 117.187.57.234 ns1.gz.chinamobile.com. 2020-06-04 2020-06-04
236 117.187.57.235 ns.gz.chinamobile.com. 2020-05-27 2020-06-09
237 117.187.57.236 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
238 117.187.57.237 ns1.gz.chinamobile.com. 2020-05-31 2020-06-04
239 117.187.57.238 ns1.gz.chinamobile.com. 2020-06-04 2020-06-04
240 117.187.57.239 ns2.gz.chinamobile.com. 2020-06-09 2020-06-09
241 117.187.57.240 ns1.gz.chinamobile.com. 2020-06-09 2020-06-09
242 117.187.57.241 ns1.gz.chinamobile.com. 2020-06-04 2020-06-04
243 117.187.57.242 ns1.gz.chinamobile.com. 2020-06-04 2020-06-09
244 117.187.57.243 ns2.gz.chinamobile.com. 2020-05-31 2020-06-09
245 117.187.57.244 ns.gz.chinamobile.com. 2020-06-09 2020-06-09
246 117.187.57.245 ns1.gz.chinamobile.com. 2020-06-04 2020-06-04
247 117.187.57.246 ns1.gz.chinamobile.com. 2020-06-04 2020-06-09
248 117.187.57.247 ns.gz.chinamobile.com. 2020-05-27 2020-06-09
249 117.187.57.248 ns2.gz.chinamobile.com. 2020-06-09 2020-06-09
250 117.187.57.249 ns2.gz.chinamobile.com. 2020-06-09 2020-06-09
251 117.187.57.250 ns.gz.chinamobile.com. 2020-05-31 2020-05-31
252 117.187.57.251 ns.gz.chinamobile.com. 2020-06-04 2020-06-04
253 117.187.57.252 ns2.gz.chinamobile.com. 2020-06-04 2020-06-04
254 117.187.57.253 ns1.gz.chinamobile.com. 2020-06-04 2020-06-09
255 117.187.57.254 ns2.gz.chinamobile.com. 2020-05-31 2020-06-04
256 117.187.57.255 ns1.gz.chinamobile.com. 2020-06-04 2020-06-04

在117.187.57.0/24查找旁站 在117.187.57.0/24查找定位历史