http://privateproxy.cn has been crawled 15 times going all the way back to March 16, 2008.

A crawl can be a duplicate of the last one. It happens about 25% of the time across 420,000,000 websites. FAQ
Jan
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Feb
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Mar
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15

March 16, 2008

1 snapshot

16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Apr
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19

April 20, 2008

1 snapshot

20
21
22
23
24
25
26
27
28
29
30
May
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Jun
1
2
3
4
5
6
7
8
9
10
11
12

June 13, 2008

1 snapshot

13
14
15
16

June 17, 2008

1 snapshot

17
18
19
20
21
22
23
24
25
26
27
28
29
30
Jul

July 1, 2008

1 snapshot

1

July 2, 2008

1 snapshot

2

July 3, 2008

1 snapshot

3
4

July 5, 2008

1 snapshot

5

July 6, 2008

1 snapshot

6
7
8
9
10
11
12

July 13, 2008

1 snapshot

13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Aug
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Sep
1
2
3
4

September 5, 2008

1 snapshot

5

September 6, 2008

1 snapshot

6
7
8
9
10
11
12
13

September 14, 2008

1 snapshot

14
15
16
17
18
19
20
21
22
23

September 24, 2008

1 snapshot

24
25
26
27
28
29
30
Oct
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29

October 30, 2008

1 snapshot

30
31
Nov
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Dec
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31

Note

This calendar view maps the number of times http://privateproxy.cn was crawled by the Wayback Machine, not how many times the site was actually updated. More info in the FAQ.