http://retroexp.bbs.wox.cc has been crawled 26 times going all the way back to 6月 9, 2013.

A crawl can be a duplicate of the last one. It happens about 25% of the time across 420,000,000 websites. FAQ
1
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
2
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
3
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
4
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
5
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
6
1
2
3
4
5
6
7
8

6月 9, 2013

1 snapshot

9

6月 10, 2013

1 snapshot

10

6月 11, 2013

5 snapshots

11

6月 12, 2013

3 snapshots

12

6月 13, 2013

6 snapshots

13

6月 14, 2013

2 snapshots

14
15

6月 16, 2013

1 snapshot

16

6月 17, 2013

1 snapshot

17

6月 18, 2013

3 snapshots

18
19
20
21

6月 22, 2013

2 snapshots

22
23
24

6月 25, 2013

1 snapshot

25
26
27
28
29
30
7
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
8
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
9
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
10
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
11
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
12
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://retroexp.bbs.wox.cc was crawled by the Wayback Machine, not how many times the site was actually updated. More info in the FAQ.