64.70.19.* rDNS大全

美国加利福尼亚埃尔塞贡多 CenturyLink

序号 iP ptr 发现时间 更新时间
1 64.70.19.0 mailrelay.0.website.ws. 2020-05-22 2024-04-24
2 64.70.19.1 mailrelay.1.website.ws. 2020-05-22 2024-04-24
3 64.70.19.2 mailrelay.2.website.ws. 2020-05-22 2024-04-24
4 64.70.19.3 mailrelay.3.website.ws. 2020-05-22 2024-04-24
5 64.70.19.4 mailrelay.4.website.ws. 2020-05-22 2024-04-24
6 64.70.19.5 mailrelay.5.website.ws. 2020-05-22 2024-04-24
7 64.70.19.6 mailrelay.6.website.ws. 2020-05-22 2024-04-24
8 64.70.19.7 mailrelay.7.website.ws. 2020-05-22 2024-04-24
9 64.70.19.8 mailrelay.8.website.ws. 2020-05-22 2024-04-24
10 64.70.19.9 mailrelay.9.website.ws. 2020-05-22 2024-04-24
11 64.70.19.10 mailrelay.10.website.ws. 2020-05-22 2024-04-24
12 64.70.19.11 mailrelay.11.website.ws. 2020-05-22 2024-04-24
13 64.70.19.12 mailrelay.12.website.ws. 2020-05-22 2024-04-24
14 64.70.19.13 mailrelay.13.website.ws. 2020-05-22 2024-04-24
15 64.70.19.14 mailrelay.14.website.ws. 2020-05-22 2024-04-24
16 64.70.19.15 mailrelay.15.website.ws. 2020-05-22 2024-04-24
17 64.70.19.16 mail01.website.ws. 2020-05-22 2024-04-24
18 64.70.19.17 mail02.website.ws. 2020-05-22 2024-04-24
19 64.70.19.18 mailrelay.18.website.ws. 2020-05-22 2024-04-24
20 64.70.19.19 mailrelay.19.website.ws. 2020-05-22 2024-04-24
21 64.70.19.20 mailrelay.20.website.ws. 2020-05-22 2024-04-24
22 64.70.19.21 blade-1-6.worldsite.ws. 2020-05-22 2023-05-02
23 64.70.19.21 mailrelay.21.website.ws. 2023-05-04 2024-04-24
24 64.70.19.22 blade-2-5.worldsite.ws. 2020-05-22 2023-05-02
25 64.70.19.22 mailrelay.22.website.ws. 2023-05-04 2024-04-24
26 64.70.19.23 mailrelay.23.website.ws. 2020-05-22 2024-04-24
27 64.70.19.24 mailrelay.24.website.ws. 2020-05-22 2024-04-24
28 64.70.19.25 mailrelay.25.website.ws. 2020-05-22 2023-05-02
29 64.70.19.25 mailrelay.in.website.ws. 2023-05-04 2024-04-24
30 64.70.19.26 mailrelay.26.website.ws. 2020-05-22 2023-05-29
31 64.70.19.26 mx10.ncsdi.ws. 2023-05-31 2023-06-07
32 64.70.19.26 mailrelay.ncsdi.net. 2023-06-07 2024-04-24
33 64.70.19.27 mailrelay.27.website.ws. 2020-05-22 2024-04-24
34 64.70.19.28 mailrelay.28.website.ws. 2020-05-22 2024-04-24
35 64.70.19.29 mailrelay.29.website.ws. 2020-05-22 2023-05-02
36 64.70.19.29 mailrelay.in.website.ws. 2023-05-04 2024-04-24
37 64.70.19.30 mailrelay.30.website.ws. 2020-05-22 2024-04-24
38 64.70.19.31 mailrelay.31.website.ws. 2020-05-22 2024-04-24
39 64.70.19.31 86.98.154.61.broad.qz.fj.dynamic.163data.com.cn. 2023-08-19 2023-08-19
40 64.70.19.32 mailrelay.32.website.ws. 2020-05-22 2024-04-24
41 64.70.19.33 mailrelay.33.website.ws. 2020-05-22 2024-04-24
42 64.70.19.34 mailrelay.34.website.ws. 2020-05-22 2024-04-24
43 64.70.19.35 mailrelay.35.website.ws. 2020-05-22 2024-04-24
44 64.70.19.36 mailrelay.36.website.ws. 2020-05-22 2024-04-24
45 64.70.19.37 mailrelay.37.website.ws. 2020-05-22 2023-05-02
46 64.70.19.37 mailrelay.in.website.ws. 2023-05-04 2024-04-24
47 64.70.19.38 mailrelay.38.website.ws. 2020-05-22 2024-04-24
48 64.70.19.39 mailrelay.39.website.ws. 2020-05-22 2024-04-24
49 64.70.19.40 mailrelay.40.website.ws. 2020-05-22 2024-04-24
50 64.70.19.41 mailrelay.41.website.ws. 2020-05-22 2024-04-24
51 64.70.19.42 mailrelay.42.website.ws. 2020-05-22 2024-04-24
52 64.70.19.43 mailrelay.43.website.ws. 2020-05-22 2023-05-02
53 64.70.19.43 mailrelay.in.website.ws. 2023-05-04 2024-04-24
54 64.70.19.44 mailrelay.44.website.ws. 2020-05-22 2024-04-24
55 64.70.19.45 mailrelay.45.website.ws. 2020-05-22 2024-04-24
56 64.70.19.46 mailrelay.46.website.ws. 2020-05-22 2024-04-24
57 64.70.19.47 mailrelay.47.website.ws. 2020-05-22 2024-04-24
58 64.70.19.48 mailrelay.48.website.ws. 2020-05-22 2024-04-24
59 64.70.19.49 blade-2-8.worldsite.ws. 2020-05-22 2024-04-24
60 64.70.19.50 mailrelay.50.website.ws. 2020-05-22 2024-04-24
61 64.70.19.51 mailrelay.51.website.ws. 2020-05-22 2024-04-24
62 64.70.19.52 mailrelay.52.website.ws. 2020-05-22 2024-04-24
63 64.70.19.53 mailrelay.53.website.ws. 2020-05-22 2024-04-24
64 64.70.19.54 mailrelay.54.website.ws. 2020-05-22 2024-04-24
65 64.70.19.55 mailrelay.55.website.ws. 2020-05-22 2024-04-24
66 64.70.19.56 mx10.privatedomainregistrations.ws. 2020-05-22 2024-04-24
67 64.70.19.57 siteplus-static.website.ws. 2020-05-22 2024-04-24
68 64.70.19.58 siteplus-static.website.ws. 2020-05-22 2024-04-24
69 64.70.19.59 mailrelay.59.website.ws. 2020-05-22 2024-04-24
70 64.70.19.60 mailrelay.60.website.ws. 2020-05-22 2024-04-24
71 64.70.19.61 mailrelay.61.website.ws. 2020-05-22 2024-04-24
72 64.70.19.62 mailrelay.62.website.ws. 2020-05-22 2024-04-24
73 64.70.19.63 mailrelay.63.website.ws. 2020-05-22 2024-04-24
74 64.70.19.64 mailrelay.64.website.ws. 2020-05-22 2024-04-24
75 64.70.19.65 mailrelay.65.website.ws. 2020-05-22 2024-04-24
76 64.70.19.66 mailrelay.66.website.ws. 2020-05-22 2024-04-24
77 64.70.19.67 mailrelay.67.website.ws. 2020-05-22 2024-04-24
78 64.70.19.68 mailrelay.68.website.ws. 2020-05-22 2024-04-24
79 64.70.19.69 mailrelay.69.website.ws. 2020-05-22 2024-04-24
80 64.70.19.70 ns5.dns.ws. 2020-05-22 2024-04-24
81 64.70.19.71 fwd1.dns.ws. 2020-05-22 2024-04-24
82 64.70.19.72 h1.dns.ws. 2020-05-22 2024-04-24
83 64.70.19.73 g1.dns.ws. 2020-05-22 2024-04-24
84 64.70.19.74 park1.dns.ws. 2020-05-22 2024-04-24
85 64.70.19.75 mailrelay.75.website.ws. 2020-05-22 2024-04-24
86 64.70.19.76 mailrelay.76.website.ws. 2020-05-22 2024-04-24
87 64.70.19.77 mailrelay.77.website.ws. 2020-05-22 2024-04-24
88 64.70.19.78 mailrelay.78.website.ws. 2020-05-22 2024-04-24
89 64.70.19.79 mailrelay.79.website.ws. 2020-05-22 2024-04-24
90 64.70.19.80 ns2.dns.ws. 2020-05-22 2024-04-24
91 64.70.19.81 fwd4.dns.ws. 2020-05-22 2024-04-24
92 64.70.19.82 h4.dns.ws. 2020-05-22 2024-04-24
93 64.70.19.83 g4.dns.ws. 2020-05-22 2024-04-24
94 64.70.19.84 park4.dns.ws. 2020-05-22 2024-04-24
95 64.70.19.85 mailrelay.85.website.ws. 2020-05-22 2024-04-24
96 64.70.19.86 mailrelay.86.website.ws. 2020-05-22 2024-04-24
97 64.70.19.87 mailrelay.87.website.ws. 2020-05-22 2024-04-24
98 64.70.19.88 mailrelay.88.website.ws. 2020-05-22 2024-04-24
99 64.70.19.89 mailrelay.89.website.ws. 2020-05-22 2024-04-24
100 64.70.19.90 mailrelay.90.website.ws. 2020-05-22 2024-04-24
101 64.70.19.91 mailrelay.91.website.ws. 2020-05-22 2024-04-24
102 64.70.19.92 mailrelay.92.website.ws. 2020-05-22 2024-04-24
103 64.70.19.93 mailrelay.93.website.ws. 2020-05-22 2024-04-24
104 64.70.19.94 mailrelay.94.website.ws. 2020-05-22 2024-04-24
105 64.70.19.95 mailrelay.95.website.ws. 2020-05-22 2024-04-24
106 64.70.19.96 vm-1-6.website.ws. 2020-05-22 2024-04-24
107 64.70.19.97 mailrelay.97.website.ws. 2020-05-22 2024-04-24
108 64.70.19.98 mailrelay.98.website.ws. 2020-05-22 2024-04-24
109 64.70.19.99 mailrelay.99.website.ws. 2020-05-22 2024-04-24
110 64.70.19.100 mailrelay.100.website.ws. 2020-05-22 2024-04-24
111 64.70.19.101 mailrelay.101.website.ws. 2020-05-22 2024-04-24
112 64.70.19.102 mailrelay.102.website.ws. 2020-05-22 2024-04-24
113 64.70.19.103 mailrelay.103.website.ws. 2020-05-22 2024-04-24
114 64.70.19.104 mailrelay.104.website.ws. 2020-05-22 2024-04-24
115 64.70.19.105 mailrelay.105.website.ws. 2020-05-22 2024-04-24
116 64.70.19.106 mailrelay.106.website.ws. 2020-05-22 2024-04-24
117 64.70.19.107 mailrelay.107.website.ws. 2020-05-22 2024-04-24
118 64.70.19.108 mailrelay.108.website.ws. 2020-05-22 2024-04-24
119 64.70.19.109 mailrelay.109.website.ws. 2020-05-22 2024-04-24
120 64.70.19.110 mailrelay.110.website.ws. 2020-05-22 2024-04-24
121 64.70.19.111 mailrelay.111.website.ws. 2020-05-22 2024-04-24
122 64.70.19.112 z1.dns.ws. 2020-05-22 2024-04-24
123 64.70.19.113 z2.dns.ws. 2020-05-22 2024-04-24
124 64.70.19.114 mailrelay.114.website.ws. 2020-05-22 2024-04-24
125 64.70.19.115 mailrelay.115.website.ws. 2020-05-22 2024-04-24
126 64.70.19.116 mailrelay.116.website.ws. 2020-05-22 2024-04-24
127 64.70.19.116 ec2-54-158-108-190.compute-1.amazonaws.com. 2023-09-28 2023-09-28
128 64.70.19.117 mailrelay.117.website.ws. 2020-05-22 2024-04-24
129 64.70.19.118 mailrelay.118.website.ws. 2020-05-22 2024-04-24
130 64.70.19.119 vmware3.website.ws. 2020-05-22 2024-04-24
131 64.70.19.120 mailrelay.120.website.ws. 2020-05-22 2024-04-24
132 64.70.19.121 mx100.ncsdi.ws. 2020-05-22 2024-04-24
133 64.70.19.122 mailrelay.122.website.ws. 2020-05-22 2024-04-24
134 64.70.19.123 mailrelay.123.website.ws. 2020-05-22 2024-04-24
135 64.70.19.124 mailrelay.124.website.ws. 2020-05-22 2024-04-24
136 64.70.19.125 cronrelay.worldsite.ws. 2020-05-22 2024-04-24
137 64.70.19.126 mailrelay.126.website.ws. 2020-05-22 2024-04-24
138 64.70.19.127 mailrelay.127.website.ws. 2020-05-22 2024-04-24
139 64.70.19.128 mailrelay.128.website.ws. 2020-05-22 2024-04-24
140 64.70.19.129 mailrelay.129.website.ws. 2020-05-22 2024-04-24
141 64.70.19.130 mailrelay.130.website.ws. 2020-05-22 2024-04-24
142 64.70.19.131 dualnic3.worldsite.ws. 2020-05-22 2024-04-24
143 64.70.19.132 dualnic4.worldsite.ws. 2020-05-22 2024-04-24
144 64.70.19.133 nagios01.worldsite.ws. 2020-05-22 2024-04-24
145 64.70.19.134 nagios02.worldsite.ws. 2020-05-22 2024-04-24
146 64.70.19.135 mailrelay.135.website.ws. 2020-05-22 2024-04-24
147 64.70.19.136 mailrelay.136.website.ws. 2020-05-22 2024-04-24
148 64.70.19.137 mailrelay.137.website.ws. 2020-05-22 2024-04-24
149 64.70.19.138 mailrelay.138.website.ws. 2020-05-22 2024-04-24
150 64.70.19.139 mailrelay.139.website.ws. 2020-05-22 2024-04-24
151 64.70.19.140 rac04.worldsite.ws. 2020-05-22 2024-04-24
152 64.70.19.141 rac01.worldsite.ws. 2020-05-22 2024-04-24
153 64.70.19.142 rac02.worldsite.ws. 2020-05-22 2024-04-24
154 64.70.19.143 rac03.worldsite.ws. 2020-05-22 2024-04-24
155 64.70.19.144 mailrelay.144.website.ws. 2020-05-22 2024-04-24
156 64.70.19.145 mailrelay.145.website.ws. 2020-05-22 2024-04-24
157 64.70.19.146 mailrelay.146.website.ws. 2020-05-22 2024-04-24
158 64.70.19.147 mailrelay.147.website.ws. 2020-05-22 2024-04-24
159 64.70.19.148 mailrelay.148.website.ws. 2020-05-22 2024-04-24
160 64.70.19.149 mailrelay.149.website.ws. 2020-05-22 2024-04-24
161 64.70.19.150 mailrelay.150.website.ws. 2020-05-22 2024-04-24
162 64.70.19.151 mailrelay.151.website.ws. 2020-05-22 2024-04-24
163 64.70.19.152 mailrelay.152.website.ws. 2020-05-22 2024-04-24
164 64.70.19.153 mailrelay.153.website.ws. 2020-05-22 2024-04-24
165 64.70.19.154 mailrelay.154.website.ws. 2020-05-22 2024-04-24
166 64.70.19.155 mailrelay.155.website.ws. 2020-05-22 2024-04-24
167 64.70.19.156 mailrelay.156.website.ws. 2020-05-22 2024-04-24
168 64.70.19.157 mailrelay.157.website.ws. 2020-05-22 2024-04-24
169 64.70.19.158 mailrelay.158.website.ws. 2020-05-22 2024-04-24
170 64.70.19.159 mailrelay.159.website.ws. 2020-05-22 2024-04-24
171 64.70.19.160 mailrelay.160.website.ws. 2020-05-22 2024-04-24
172 64.70.19.161 mailrelay.161.website.ws. 2020-05-22 2024-04-24
173 64.70.19.162 mailrelay.162.website.ws. 2020-05-22 2024-04-24
174 64.70.19.163 mailrelay.163.website.ws. 2020-05-22 2024-04-24
175 64.70.19.164 mailrelay.164.website.ws. 2020-05-22 2024-04-24
176 64.70.19.165 mailrelay.165.website.ws. 2020-05-22 2024-04-24
177 64.70.19.166 mailrelay.166.website.ws. 2020-05-22 2024-04-24
178 64.70.19.167 mailrelay.167.website.ws. 2020-05-22 2024-04-24
179 64.70.19.168 mailrelay.168.website.ws. 2020-05-22 2024-04-24
180 64.70.19.169 mailrelay.169.website.ws. 2020-05-22 2024-04-24
181 64.70.19.170 mailrelay.170.website.ws. 2020-05-22 2024-04-24
182 64.70.19.171 mailrelay.171.website.ws. 2020-05-22 2024-04-24
183 64.70.19.172 mailrelay.172.website.ws. 2020-05-22 2024-04-24
184 64.70.19.173 mailrelay.173.website.ws. 2020-05-22 2024-04-24
185 64.70.19.174 mailrelay.174.website.ws. 2020-05-22 2024-04-24
186 64.70.19.175 mailrelay.175.website.ws. 2020-05-22 2024-04-24
187 64.70.19.176 mailrelay.176.website.ws. 2020-05-22 2024-04-24
188 64.70.19.177 mailrelay.177.website.ws. 2020-05-22 2024-04-24
189 64.70.19.178 mailrelay.178.website.ws. 2020-05-22 2024-04-24
190 64.70.19.179 mailrelay.179.website.ws. 2020-05-22 2024-04-24
191 64.70.19.180 mailrelay.180.website.ws. 2020-05-22 2024-04-24
192 64.70.19.181 mailrelay.181.website.ws. 2020-05-22 2024-04-24
193 64.70.19.182 mailrelay.182.website.ws. 2020-05-22 2024-04-24
194 64.70.19.183 mailrelay.183.website.ws. 2020-05-22 2024-04-24
195 64.70.19.184 mailrelay.184.website.ws. 2020-05-22 2024-04-24
196 64.70.19.185 relay20.gdi.ws. 2020-05-22 2024-04-24
197 64.70.19.188 mx10.samoamail.ws. 2020-05-22 2024-04-24
198 64.70.19.189 mo02.worlsdite.ws. 2020-05-22 2024-04-24
199 64.70.19.190 mailrelay.190.website.ws. 2020-05-22 2024-04-24
200 64.70.19.191 mailrelay.191.website.ws. 2020-05-22 2024-04-24
201 64.70.19.192 mailrelay.192.website.ws. 2020-05-22 2024-04-24
202 64.70.19.193 mailrelay.193.website.ws. 2020-05-22 2024-04-24
203 64.70.19.194 mailrelay.194.website.ws. 2020-05-22 2024-04-24
204 64.70.19.195 mailrelay.195.website.ws. 2020-05-22 2024-04-24
205 64.70.19.196 mailrelay.196.website.ws. 2020-05-22 2024-04-24
206 64.70.19.197 mailrelay.197.website.ws. 2020-05-22 2024-04-24
207 64.70.19.198 mailrelay.198.website.ws. 2020-05-22 2024-04-24
208 64.70.19.199 mailrelay.199.website.ws. 2020-05-22 2024-04-24
209 64.70.19.200 mailrelay.200.website.ws. 2020-05-22 2024-04-24
210 64.70.19.201 mailrelay.201.website.ws. 2020-05-22 2024-04-24
211 64.70.19.202 mailrelay.202.website.ws. 2020-05-22 2024-04-24
212 64.70.19.203 mailrelay.203.website.ws. 2020-05-22 2024-04-24
213 64.70.19.204 mailrelay.204.website.ws. 2020-05-22 2024-04-24
214 64.70.19.205 mailrelay.205.website.ws. 2020-05-22 2024-04-24
215 64.70.19.206 mailrelay.206.website.ws. 2020-05-22 2024-04-24
216 64.70.19.207 mailrelay.207.website.ws. 2020-05-22 2024-04-24
217 64.70.19.208 mailrelay.208.website.ws. 2020-05-22 2024-04-24
218 64.70.19.209 mailrelay.209.website.ws. 2020-05-22 2024-04-24
219 64.70.19.210 mailrelay.210.website.ws. 2020-05-22 2024-04-24
220 64.70.19.210 ec2-18-188-123-224.us-east-2.compute.amazonaws.com. 2021-07-28 2021-07-28
221 64.70.19.211 mailrelay.211.website.ws. 2020-05-22 2024-04-24
222 64.70.19.212 mailrelay.212.website.ws. 2020-05-22 2024-04-24
223 64.70.19.213 mailrelay.213.website.ws. 2020-05-22 2024-04-24
224 64.70.19.214 mailrelay.214.website.ws. 2020-05-22 2024-04-24
225 64.70.19.215 mailrelay.215.website.ws. 2020-05-22 2024-04-24
226 64.70.19.216 mailrelay.216.website.ws. 2020-05-22 2024-04-24
227 64.70.19.217 mailrelay.217.website.ws. 2020-05-22 2024-04-24
228 64.70.19.218 mailrelay.218.website.ws. 2020-05-22 2024-04-24
229 64.70.19.219 mailrelay.219.website.ws. 2020-05-22 2024-04-24
230 64.70.19.220 mailrelay.220.website.ws. 2020-05-22 2024-04-24
231 64.70.19.221 mailrelay.221.website.ws. 2020-05-22 2024-04-24
232 64.70.19.222 mailrelay.222.website.ws. 2020-05-22 2024-04-24
233 64.70.19.223 mailrelay.223.website.ws. 2020-05-22 2024-04-24
234 64.70.19.224 mailrelay.224.website.ws. 2020-05-22 2024-04-24
235 64.70.19.225 mailrelay.225.website.ws. 2020-05-22 2024-04-24
236 64.70.19.226 mailrelay.226.website.ws. 2020-05-22 2024-04-24
237 64.70.19.226 172-105-198-220.ip.linodeusercontent.com. 2022-05-04 2022-05-04
238 64.70.19.227 mailrelay.227.website.ws. 2020-05-22 2023-09-21
239 64.70.19.227 relay10.emailforwarding.ws. 2023-09-22 2024-04-24
240 64.70.19.228 mailrelay.228.website.ws. 2020-05-22 2024-04-24
241 64.70.19.229 mailrelay.229.website.ws. 2020-05-22 2024-04-24
242 64.70.19.230 mailrelay.230.website.ws. 2020-05-22 2024-04-24
243 64.70.19.231 mailrelay.231.website.ws. 2020-05-22 2024-04-24
244 64.70.19.232 mailrelay.232.website.ws. 2020-05-22 2024-04-24
245 64.70.19.233 mailrelay.233.website.ws. 2020-05-22 2024-04-24
246 64.70.19.234 mailrelay.234.website.ws. 2020-05-22 2024-04-24
247 64.70.19.235 mailrelay.235.website.ws. 2020-05-22 2024-04-24
248 64.70.19.236 mailrelay.236.website.ws. 2020-05-22 2024-04-24
249 64.70.19.237 mailrelay.237.website.ws. 2020-05-22 2024-04-24
250 64.70.19.238 mailrelay.238.website.ws. 2020-05-22 2024-04-24
251 64.70.19.239 mailrelay.239.website.ws. 2020-05-22 2024-04-24
252 64.70.19.240 mailrelay.240.website.ws. 2020-05-22 2024-04-24
253 64.70.19.241 mailrelay.241.website.ws. 2020-05-22 2024-04-24
254 64.70.19.242 mailrelay.242.website.ws. 2020-05-22 2024-04-24
255 64.70.19.243 mailrelay.243.website.ws. 2020-05-22 2024-04-24
256 64.70.19.244 mailrelay.244.website.ws. 2020-05-22 2024-04-24
257 64.70.19.245 mailrelay.245.website.ws. 2020-05-22 2024-04-24
258 64.70.19.246 mailrelay.246.website.ws. 2020-05-22 2024-04-24
259 64.70.19.247 mailrelay.247.website.ws. 2020-05-22 2024-04-24
260 64.70.19.248 mailrelay.248.website.ws. 2020-05-22 2024-04-24
261 64.70.19.249 mailrelay.249.website.ws. 2020-05-22 2024-04-24
262 64.70.19.250 mailrelay.250.website.ws. 2020-05-22 2024-04-24
263 64.70.19.251 mailrelay.251.website.ws. 2020-05-22 2024-04-24
264 64.70.19.252 mailrelay.252.website.ws. 2020-05-22 2024-04-24
265 64.70.19.253 mailrelay.253.website.ws. 2020-05-22 2024-04-24
266 64.70.19.254 mailrelay.254.website.ws. 2020-05-22 2024-04-24
267 64.70.19.255 mailrelay.255.website.ws. 2020-05-22 2024-04-24

在64.70.19.0/24查找旁站 在64.70.19.0/24查找定位历史