Summary of HTTP Headers

The following data and analysis is © Copyright 1996, 1997 Dave Beckett, University of Kent at Canterbury and can be used if acknowledged and/or a link made to this data.

There are 35 data values in the table.

Table: Summary of HTTP Headers Total Data
OrderHTTP HeadersCountPercent
1 content-type 18712 18.52%
2 server 18710 18.52%
3 date 18490 18.30%
4 last-modified 16111 15.94%
5 content-length 14917 14.76%
6 accept-ranges 5253 5.20%
7 connection 2479 2.45%
8 etag 2112 2.09%
9 mime-version 1324 1.31%
10 expires 1237 1.22%
11 set-cookie 789 0.78%
12 allow 247 0.24%
13 allow-ranges 209 0.21%
14 message-id 181 0.18%
15 pragma 106 0.10%
16 content-transfer-encoding 75 0.07%
17 cache-control 26 0.03%
18 uri 11 0.01%
19 security-scheme 11 0.01%
20 accept 9 0.01%
21 version 8 0.01%
22 content-location 8 0.01%
23 content-base 7 0.01%
24 link 2 0.00%
25 keywords 2 0.00%
26 content-language 2 0.00%
27 accept-range 1 0.00%
28 /opt/hsj/sessions/11064.129.12.200.129.* 1 0.00%
29 /opt/macref/sessions/16861.129.12.200.129/* 1 0.00%
30 warning 1 0.00%
31 proxy-agent 1 0.00%
32 content-encoding 1 0.00%
33 vary 1 0.00%
34 cache-last-checked 1 0.00%
35 messageid 1 0.00%
Total 101047 101047

(Data from file HTTP-Headers)