Internet Archive Wayback Machine

http://usa.gov has been crawled 1,240 times going all the way back to December 17, 1999.

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	1	3	4	1	1
1	3		3	2	1
1			3	3	1	1
	1	3	2	3		4
1	5


		4	3	8	1	4
	1	4	3	2	2
			1	2	3	2
1			1	5	1	2


		2	1	3	2	1
	4	3	1	1	2
		2	1	2
2		1	1		1
2		3	4


				1
1		3			1
	2	4	2	1
	1	3			1
		1	1		2


	1	1	2		1
2		3	1
		3	2	1
	2	3	1
	2


		1	1	1
		4
		3	1
1	4	2		2
1	2	5	1


					3	1
1	1		4		2	1
	1		3
		1	2	6
		1	2	1

Jan
						January 1, 2011 1 snapshot 07:43:40 1
2	January 3, 2011 1 snapshot 05:00:54 3	January 4, 2011 1 snapshot 09:17:24 4	January 5, 2011 3 snapshots 03:30:10 04:36:29 16:34:38 5	January 6, 2011 4 snapshots 14:02:24 17:59:47 21:53:04 22:09:36 6	January 7, 2011 1 snapshot 19:01:49 7	January 8, 2011 1 snapshot 10:07:05 8
January 9, 2011 1 snapshot 14:21:54 9	January 10, 2011 3 snapshots 12:58:23 15:20:52 22:12:33 10	11	January 12, 2011 3 snapshots 02:47:26 06:43:48 09:00:30 12	January 13, 2011 2 snapshots 00:13:43 19:01:44 13	January 14, 2011 1 snapshot 00:51:05 14	15
January 16, 2011 1 snapshot 01:41:55 16	17	18	January 19, 2011 3 snapshots 09:19:29 10:14:50 14:48:03 19	January 20, 2011 3 snapshots 16:07:19 17:44:36 23:48:03 20	January 21, 2011 1 snapshot 08:01:38 21	January 22, 2011 1 snapshot 18:42:53 22
23	January 24, 2011 1 snapshot 03:55:10 24	January 25, 2011 3 snapshots 01:49:34 17:38:23 17:38:25 25	January 26, 2011 2 snapshots 01:22:45 02:48:04 26	January 27, 2011 3 snapshots 04:12:34 10:40:57 17:45:21 27	28	January 29, 2011 4 snapshots 04:29:34 06:31:39 09:19:53 15:10:03 29
January 30, 2011 1 snapshot 12:33:07 30	January 31, 2011 5 snapshots 13:40:15 14:24:43 18:19:20 20:29:24 22:37:38 31

Feb
		February 1, 2011 4 snapshots 10:52:39 11:19:45 17:27:29 22:45:51 1	February 2, 2011 3 snapshots 03:05:17 04:28:35 04:40:36 2	February 3, 2011 8 snapshots 02:01:15 06:20:51 07:54:37 08:20:44 11:58:19 12:23:54 12:35:30 17:45:50 3	February 4, 2011 1 snapshot 11:51:10 4	February 5, 2011 4 snapshots 00:09:31 04:37:36 15:07:19 21:37:50 5
6	February 7, 2011 1 snapshot 18:46:14 7	February 8, 2011 4 snapshots 06:02:11 12:29:51 17:17:33 20:41:02 8	February 9, 2011 3 snapshots 08:38:04 09:53:46 10:32:38 9	February 10, 2011 2 snapshots 01:39:18 17:47:15 10	February 11, 2011 2 snapshots 07:20:18 20:34:13 11	12
13	14	15	February 16, 2011 1 snapshot 11:16:16 16	February 17, 2011 2 snapshots 02:50:42 17:57:29 17	February 18, 2011 3 snapshots 16:34:36 16:34:45 23:14:57 18	February 19, 2011 2 snapshots 00:21:07 23:47:52 19
February 20, 2011 1 snapshot 23:47:31 20	21	22	February 23, 2011 1 snapshot 13:19:42 23	February 24, 2011 5 snapshots 00:19:30 10:14:08 17:50:43 19:39:56 23:29:07 24	February 25, 2011 1 snapshot 16:47:03 25	February 26, 2011 2 snapshots 02:48:16 17:46:58 26
27	28

Mar
		March 1, 2011 2 snapshots 16:43:17 20:31:26 1	March 2, 2011 1 snapshot 02:27:12 2	March 3, 2011 3 snapshots 04:39:49 10:05:36 17:59:20 3	March 4, 2011 2 snapshots 09:47:25 16:11:30 4	March 5, 2011 1 snapshot 01:34:01 5
6	March 7, 2011 4 snapshots 05:46:09 07:36:52 10:39:36 17:45:59 7	March 8, 2011 3 snapshots 05:27:10 07:21:06 22:53:32 8	March 9, 2011 1 snapshot 06:32:04 9	March 10, 2011 1 snapshot 18:13:56 10	March 11, 2011 2 snapshots 06:06:56 21:51:42 11	12
13	14	March 15, 2011 2 snapshots 03:36:10 21:50:28 15	March 16, 2011 1 snapshot 22:27:15 16	March 17, 2011 2 snapshots 18:13:43 20:12:24 17	18	19
March 20, 2011 2 snapshots 17:17:12 21:27:53 20	21	March 22, 2011 1 snapshot 22:46:29 22	March 23, 2011 1 snapshot 00:59:42 23	24	March 25, 2011 1 snapshot 16:24:12 25	26
March 27, 2011 2 snapshots 11:28:49 16:06:05 27	28	March 29, 2011 3 snapshots 21:54:12 22:33:29 23:29:35 29	March 30, 2011 4 snapshots 00:27:31 03:53:00 16:22:34 16:32:36 30	31

Apr
					April 1, 2011 1 snapshot 19:59:16 1	2
3	April 4, 2011 1 snapshot 05:34:18 4	5	April 6, 2011 3 snapshots 00:43:55 15:18:34 20:56:15 6	7	8	April 9, 2011 1 snapshot 15:13:15 9
10	11	April 12, 2011 2 snapshots 14:07:11 14:07:13 12	April 13, 2011 4 snapshots 01:30:44 02:11:56 15:07:37 15:33:51 13	April 14, 2011 2 snapshots 01:48:03 06:24:11 14	April 15, 2011 1 snapshot 16:06:23 15	16
17	18	April 19, 2011 1 snapshot 23:42:43 19	April 20, 2011 3 snapshots 10:00:20 15:18:10 21:29:13 20	21	22	April 23, 2011 1 snapshot 00:52:00 23
24	25	26	April 27, 2011 1 snapshot 02:50:24 27	April 28, 2011 1 snapshot 01:07:15 28	29	April 30, 2011 2 snapshots 08:56:37 14:23:12 30

May
1	2	May 3, 2011 1 snapshot 08:23:36 3	May 4, 2011 1 snapshot 02:25:56 4	May 5, 2011 2 snapshots 04:42:23 10:47:45 5	6	May 7, 2011 1 snapshot 06:09:35 7
May 8, 2011 2 snapshots 06:11:49 06:11:53 8	9	10	May 11, 2011 3 snapshots 06:08:43 10:57:22 15:03:00 11	May 12, 2011 1 snapshot 18:23:32 12	13	14
15	16	17	May 18, 2011 3 snapshots 05:14:17 07:06:10 20:14:18 18	May 19, 2011 2 snapshots 09:29:41 12:47:05 19	May 20, 2011 1 snapshot 21:33:05 20	21
22	23	May 24, 2011 2 snapshots 00:43:54 23:12:12 24	May 25, 2011 3 snapshots 01:50:01 07:08:50 07:53:45 25	May 26, 2011 1 snapshot 16:21:47 26	27	28
29	30	May 31, 2011 2 snapshots 20:20:57 21:35:53 31

Jun
			June 1, 2011 1 snapshot 03:15:48 1	June 2, 2011 1 snapshot 05:55:15 2	June 3, 2011 1 snapshot 06:32:34 3	4
5	6	7	June 8, 2011 4 snapshots 06:43:59 11:18:12 18:00:49 18:59:30 8	9	10	11
12	13	14	June 15, 2011 3 snapshots 01:47:16 02:00:43 06:36:18 15	June 16, 2011 1 snapshot 14:08:32 16	17	18
19	June 20, 2011 1 snapshot 21:33:49 20	June 21, 2011 4 snapshots 00:35:12 08:06:48 21:37:37 23:11:22 21	June 22, 2011 2 snapshots 03:21:50 04:53:24 22	23	June 24, 2011 2 snapshots 03:45:17 08:28:22 24	25
26	June 27, 2011 1 snapshot 16:07:44 27	June 28, 2011 2 snapshots 15:40:04 18:14:07 28	June 29, 2011 5 snapshots 02:56:59 08:42:04 09:14:51 17:27:33 23:15:30 29	June 30, 2011 1 snapshot 22:12:15 30

Jul
					July 1, 2011 3 snapshots 14:55:33 14:55:35 16:38:27 1	July 2, 2011 1 snapshot 22:02:33 2
July 3, 2011 1 snapshot 08:58:25 3	July 4, 2011 1 snapshot 18:02:10 4	5	July 6, 2011 4 snapshots 01:02:31 01:27:48 09:10:04 10:50:00 6	7	July 8, 2011 2 snapshots 00:56:10 20:35:31 8	July 9, 2011 1 snapshot 00:19:11 9
10	July 11, 2011 1 snapshot 09:35:49 11	12	July 13, 2011 3 snapshots 00:03:47 13:52:54 15:28:02 13	14	15	16
17	18	July 19, 2011 1 snapshot 18:13:25 19	July 20, 2011 2 snapshots 08:04:38 21:37:50 20	July 21, 2011 6 snapshots 06:27:07 06:31:50 06:36:04 07:28:41 07:37:37 13:06:31 21	22	23
24	25	July 26, 2011 1 snapshot 19:10:14 26	July 27, 2011 2 snapshots 10:28:32 23:01:16 27	July 28, 2011 1 snapshot 07:37:32 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	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

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
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://usa.gov was crawled by the Wayback Machine, not how many times the site was actually updated. More info in the FAQ.

January 1, 2011

January 3, 2011

January 4, 2011

January 5, 2011

January 6, 2011

January 7, 2011

January 8, 2011

January 9, 2011

January 10, 2011

January 12, 2011

January 13, 2011

January 14, 2011

January 16, 2011

January 19, 2011

January 20, 2011

January 21, 2011

January 22, 2011

January 24, 2011

January 25, 2011

January 26, 2011

January 27, 2011

January 29, 2011

January 30, 2011

January 31, 2011

February 1, 2011

February 2, 2011

February 3, 2011

February 4, 2011

February 5, 2011

February 7, 2011

February 8, 2011

February 9, 2011

February 10, 2011

February 11, 2011

February 16, 2011

February 17, 2011

February 18, 2011

February 19, 2011

February 20, 2011

February 23, 2011

February 24, 2011

February 25, 2011

February 26, 2011

March 1, 2011

March 2, 2011

March 3, 2011

March 4, 2011

March 5, 2011

March 7, 2011

March 8, 2011

March 9, 2011

March 10, 2011

March 11, 2011

March 15, 2011

March 16, 2011

March 17, 2011

March 20, 2011

March 22, 2011

March 23, 2011

March 25, 2011

March 27, 2011

March 29, 2011

March 30, 2011

April 1, 2011

April 4, 2011

April 6, 2011

April 9, 2011

April 12, 2011

April 13, 2011

April 14, 2011

April 15, 2011

April 19, 2011

April 20, 2011

April 23, 2011

April 27, 2011

April 28, 2011

April 30, 2011

May 3, 2011

May 4, 2011

May 5, 2011