Preceding 7 Days
From 7 Feb 2026 0:00:17 to 13 Feb 2026 23:59:10
| Page | Total | | LSU | | Outside | |
AI-A, | (Bot? ) | (AI-C ) |
| /seminar/ sem_insert_fierce.js | 435 | = | 41 | + | 394 | + | 0, | ( 47) | ( 0) |
| /lsu-cms/ ece-mc-css-main-1.js | 432 | = | 41 | + | 391 | + | 0, | ( 51) | ( 0) |
| / 4720 | 248 | = | 20 | + | 227 | + | 1, | ( 44) | ( 3) |
| /kak/ MahabharataII.pdf | 191 | = | 0 | + | 151 | + | 40, | ( 158) | ( 8) |
| /kak/ GarbhaUpanishad.pdf | 179 | = | 0 | + | 157 | + | 22, | ( 57) | ( 6) |
| /ee4720/            4720hp.svg  | 165 | = | 15 | + | 150 | + | 0, | ( 6) | ( 1) |
| /fac/ faculty-az-insert-fierce.js | 160 | = | 10 | + | 150 | + | 0, | ( 10) | ( 0) |
| /ee4720/2026/ hw02.pdf | 139 | = | 15 | + | 124 | + | 0, | ( 4) | ( 1) |
| /ee4720/ 1997 | 137 | = | 1 | + | 136 | + | 0, | ( 0) | ( 1) |
| /gp/notes/ set-nv-org.pdf | 133 | = | 0 | + | 55 | + | 78, | ( 93) | ( 5) |
| /4720/ prev.html | 126 | = | 11 | + | 115 | + | 0, | ( 14) | ( 2) |
| /seminar/           index-insert.js  | 114 | = | 9 | + | 105 | + | 0, | ( 11) | ( 0) |
| / koppel | 111 | = | 8 | + | 101 | + | 2, | ( 20) | ( 6) |
| /kak/ zoro.pdf | 102 | = | 0 | + | 61 | + | 41, | ( 34) | ( 12) |
| /ee4720/doc/ i64-ia32-basic-arch.pdf | 94 | = | 0 | + | 27 | + | 67, | ( 172) | ( 2) |
| /ee4720/ 1998 | 89 | = | 0 | + | 89 | + | 0, | ( 0) | ( 1) |
| /kak/ Time2.pdf | 87 | = | 0 | + | 71 | + | 16, | ( 45) | ( 2) |
| /kak/               roopa51.pdf  | 87 | = | 0 | + | 75 | + | 12, | ( 64) | ( 1) |
| /v/4ltrwrd/ VBsave.html | 83 | = | 0 | + | 83 | + | 0, | ( 3) | ( 2) |
| /lsu-cms/ ece-mc-lab-index.js | 82 | = | 1 | + | 81 | + | 0, | ( 13) | ( 0) |
| /tca/papers/ vanderwiel-00.pdf | 81 | = | 0 | + | 49 | + | 32, | ( 62) | ( 3) |
| /kak/ a3.pdf | 80 | = | 0 | + | 74 | + | 6, | ( 29) | ( 9) |
| /ee4720/ reference.html | 77 | = | 4 | + | 73 | + | 0, | ( 17) | ( 1) |
| /                   hkn  | 77 | = | 0 | + | 77 | + | 0, | ( 4) | ( 1) |
| /ipl/papers/ IEEE_SPM2005.pdf | 76 | = | 0 | + | 51 | + | 25, | ( 45) | ( 0) |
| /gp/refs/ gf100-whitepaper.pdf | 73 | = | 0 | + | 54 | + | 19, | ( 22) | ( 2) |
| /kak/ ast.pdf | 72 | = | 0 | + | 61 | + | 11, | ( 32) | ( 4) |
| /ee4720/2025/ fe.pdf | 66 | = | 8 | + | 58 | + | 0, | ( 1) | ( 0) |
| /ee4720/ sam.pdf | 66 | = | 0 | + | 40 | + | 26, | ( 61) | ( 5) |
| /ee4720/doc/     riscv-spec-20250508.pdf  | 64 | = | 3 | + | 56 | + | 5, | ( 8) | ( 1) |
| /ee4720/doc/ vax-11780-arch-handbook.pdf | 63 | = | 1 | + | 21 | + | 41, | ( 45) | ( 6) |
| /mcu/lawss/add_materials/FaultDetectionPart3.pdf | 61 | = | 0 | + | 18 | + | 43, | ( 64) | ( 1) |
| /kak/ bhate.pdf | 58 | = | 0 | + | 43 | + | 15, | ( 30) | ( 4) |
| /jxr/Publications-pdf/pldi08.pdf | 57 | = | 0 | + | 36 | + | 21, | ( 20) | ( 1) |
| /kak/ writ.pdf | 56 | = | 0 | + | 51 | + | 5, | ( 22) | ( 5) |
| /kak/ EarlyArchitecture.pdf | 55 | = | 0 | + | 38 | + | 17, | ( 27) | ( 7) |
| /ee4720/doc/        power4.pdf  | 54 | = | 0 | + | 50 | + | 4, | ( 22) | ( 3) |
| /gp/refs/NVIDIA-Turing-Architecture-Whitepaper.pdf | 53 | = | 0 | + | 13 | + | 40, | ( 88) | ( 2) |
| /kak/ ang3.pdf | 53 | = | 0 | + | 44 | + | 9, | ( 57) | ( 5) |
| /kak/ chro.pdf | 51 | = | 0 | + | 50 | + | 1, | ( 29) | ( 5) |
| /seminar/2026/ sched_comp_abs-insert.js | 51 | = | 8 | + | 43 | + | 0, | ( 3) | ( 0) |
| / xinli | 51 | = | 0 | + | 49 | + | 2, | ( 24) | ( 4) |
| /kak/ shruti.pdf | 50 | = | 0 | + | 42 | + | 8, | ( 35) | ( 7) |
| /gp/refs/           GLSLangSpec.4.60.pdf  | 47 | = | 0 | + | 18 | + | 29, | ( 115) | ( 4) |
| /kak/ plan.pdf | 47 | = | 0 | + | 43 | + | 4, | ( 12) | ( 3) |
| /lsu-cms/ ece-mc-labs.js | 47 | = | 1 | + | 46 | + | 0, | ( 16) | ( 0) |
| /ee4720/ ln.html | 46 | = | 3 | + | 42 | + | 1, | ( 7) | ( 3) |
| /gunturk/EE7700/ Eigenface.pdf | 46 | = | 0 | + | 10 | + | 36, | ( 41) | ( 2) |
| /ee4720/doc/ riscv-bitmanip-1.0.0.pdf | 45 | = | 0 | + | 25 | + | 20, | ( 119) | ( 3) |
| /lsu-cms/           ece-mc-css-misc.js  | 44 | = | 1 | + | 43 | + | 0, | ( 10) | ( 0) |
| Totals: | 15556 | | 602 | | 14954 | |
1930, | (20888 ) | 2805, |
| Distinct Hosts: | 0 | | 0 | | 0 | |
-1, | (2666 ) | ( -1 ) |
A category is chosen using these tests applied in order:
"Bot?", Hit from the same host requested robots.txt. (As Web indexers do.)
"LSU", Host name matches Perl regular expression \.lsu\.edu$.
"Outside", Any host name.
|
Browsers and other User Agents |
All Brwsrs Brand : Version Pct, ...
53.29% 66.62% Chrome : 144.0.x 31.2%, 120.0.x 11.7%, 142.0.x 8.4%,
: 139.0.0.0 4.5%, 143.0.x 3.3%, 145.0.x 2.5%,
: 133.0.x 2.2%, 137.0.0.0 2.2%, 131.0.x 2.1%,
: 108.0.x 1.9%, 132.0.x 1.7%.
: Android 4.9%, Linux 1.8%, Macintosh 40.7%,
: Unknown 1.1%, Windows 51.3%, iPhone 0.2%.
15.87% 19.84% Safari : 537.36 37.6%, 605.1.1x 29.6%, 604.1x 21.1%,
: 10600.6.3 8.3%,
: 601.2.4 facebookexternalhit/1.1 Facebot Twitterbot/1.0 1.9%,
: 601.1x 0.4%, 534.50 0.3%, 184.1 0.2%,
: 536.25 0.2%, 601.3.9 0.1%, 533.1 0.0%.
: Android 38.7%, Macintosh 32.4%, Unknown 7.2%,
: Windows 0.1%, iPad 0.5%, iPhone 21.1%,
: iPod 0.0%.
11.00% ChatGPT-User
6.07% 7.59% Netscape : 5.0 AppleWebKit/537.36 98.8%, 5.0 1.2%.
: Unknown 99.7%, Windows 0.3%.
4.55% 5.69% Firefox : 147.0 45.2%, 143.0 15.2%, 149.0 7.9%,
: 145.0 5.0%, 111.0 3.8%, 140.0 3.3%,
: 121.0 2.9%, 120.0 2.0%, 134.0 1.9%,
: 5.0 1.8%, 115.0 1.4%.
: Android 2.3%, Linux 40.1%, Macintosh 21.0%,
: Unknown 0.5%, Windows 36.2%.
1.91% Python : 3.12 aiohttp/3.12.12 95.5%,
: 3.14 aiohttp/3.13.3 3.9%,
: 3.10 aiohttp/3.1x 0.6%.
: Unknown 100.0%.
1.26% Sogou web spider/4.0
1.25% YisouSpider
1.18% Baiduspider/2.0
1.05% Baiduspider-render/2.0
Notes: MSIE refers to Microsoft Internet Explorer, Netscape refers
to Netscape Navigator, SeaMonkey refers to SeaMonkey and to older
versions (called the Mozilla Suite). Firefox
refers to Mozilla Firefox and to older versions (Mozilla Firebird,
Firebird™ and Phoenix). All shows the percentage of
accesses using the corresponding user agent, Brwsrs only counts
recognized web browsers. A version ending in x refers to
multiple sub-versions.
|
Accesses by Possible Crawlers |
Visits Crawler
3362 Googlebot
1412 petalsearch.com
1354 bingbot
1227 meta-externalagent
738 ClaudeBot
711 semrush.com
666 us-west-2.com
|
Most Frequently Visiting Domains |
Visits Hosts Originating Domain
1375 713 amazonaws.com
1105 490 googleusercontent.com
557 2 74.7.243
545 246 googlezip.net
530 253 baidu.com
433 71 cox.net
425 80 20.169.78
387 96 sbcglobal.net
318 1 mikegpts-XXX.lsu.edu
297 78 20.215.220
255 228 hwclouds-dns.com
254 1 74.7.241
229 191 apple.com
180 145 sogou.com
148 15 ece.lsu.edu
|
Most Frequently Visiting Countries or Groups |
Visits Hosts Originating Country or Group
9833 5195 Unknown Origin
4345 2482 com - Commercial
2119 857 net - Network Provider
657 87 edu - Educational
92 70 de - Germany
57 57 br - Brazil
34 32 in - India
29 19 cn - People's Republic of China
22 22 fr - France
19 4 ru - Russia
19 16 ca - Canada
13 10 it - Italy
13 9 uk - United Kingdom
12 11 jp - Japan
11 9 org - Non-commercial, non-governmental organization
Omitted promotional referrers: 349, promoted urls: 63.
|
Most Frequently Used Search Engines |
Visits Via Search Engine
36 www.google.com
1 savepearlharbor.com
1 scholar.google.com
1 m.search.daum.net
|
Most Frequently Used Search Strings |
#e #s #p Visits Using Search Strings... ...Found Page (Most Visits)
1 1 1 18 garbh upanishaf /kak/GarbhaUpanishad.pdf
1 1 2 8 www.ece.lsu.edu /kak/Busan.html
1 1 1 2 https://www.ece.lsu.edu/kak/a3.pdf /kak/a3.pdf
1 1 1 2 https://www.ece.lsu.edu/kak/GarbhaUpanishad.pdf/kak/GarbhaUpanishad.pdf
1 1 1 1 317501 /ee4720/doc/vax.pdf
1 1 1 1 https://www.ece.lsu.edu/jxr/Publications-pdf/molphy06.pdf/jxr/Publications-pdf/molphy06.pdf
1 1 1 1 https://www.ece.lsu.edu/kak/ast.pdf /kak/ast.pdf
1 1 1 1 https://www.ece.lsu.edu/kak/Busan.html /kak/Busan.html
1 1 1 1 https://www.ece.lsu.edu/kak/MahabharataII.pdf/kak/MahabharataII.pdf
1 1 1 1 https://www.ece.lsu.edu/tvabshire/ /tvabshire
1 1 1 1 https://www.ece.lsu.edu/v/2017/shifter.v.html/v/2017/shifter.v.html
1 1 1 1 related:RINkIxQedacJ:scholar.google.com//kak/knuth2.pdf
1 1 1 1 SICHTT /kak/books.html
#e: Number of different search engines used, link is to the most
common engine.
#s: Number of search strings the line actually reports
on. For example, if the #s entry were 5 and the string shown were "Computers"
the line might report on search strings "Computers", "Computer", "+Computers",
"COMPUTERS", and even "-computers".
#p: Number of distinct pages that
were visited, the one with the most visits from
the string is shown.
From 7 Feb 2026 0:08:04 to 13 Feb 2026 23:02:30
| Page | Total | | LSU | | Outside | |
AI-A, | (Bot? ) | (AI-C ) |
| /ee4720/s/ yeager96.pdf | 10 | = | 0 | + | 10 | + | 0, | ( 10) | ( 1) |
| /gp/srefs/ R5xx_Acceleration_v1.2.pdf | 4 | = | 0 | + | 4 | + | 0, | ( 2) | ( 0) |
| /gp/srefs/ p830-villa.pdf | 4 | = | 0 | + | 4 | + | 0, | ( 0) | ( 0) |
| /v/s/ genus_comref.pdf | 4 | = | 0 | + | 4 | + | 0, | ( 0) | ( 0) |
| /ee4720/s/ parisc2.0.pdf | 3 | = | 0 | + | 3 | + | 0, | ( 0) | ( 0) |
| /v/s/              genus_chipwareref.pdf  | 3 | = | 0 | + | 3 | + | 0, | ( 0) | ( 2) |
| /ee4720/s/ mprppc.pdf | 2 | = | 0 | + | 2 | + | 0, | ( 0) | ( 0) |
| /gp/srefs/ Owens-gpus-2008.pdf | 2 | = | 0 | + | 2 | + | 0, | ( 0) | ( 0) |
| Totals: | 105 | | 0 | | 105 | |
0, | ( 57 ) | 12, |
| Distinct Hosts: | 0 | | 0 | | 0 | |
-1, | ( 36 ) | ( -1 ) |
A category is chosen using these tests applied in order:
"Bot?", Hit from the same host requested robots.txt. (As Web indexers do.)
"LSU", Host name matches Perl regular expression \.lsu\.edu$.
"Outside", Any host name.
|
Browsers and other User Agents |
All Brwsrs Brand : Version Pct, ...
63.81% 64.42% Chrome : 120.0.0.0 44.8%, 144.0.0.0 23.9%,
: 99.0.0.0 7.5%, 131.0.0.0 4.5%,
: 119.0.0.0 3.0%, 48.0.2564.116 3.0%,
: 143.0.0.0 1.5%, 41.0.8989.1705 1.5%,
: 46.0.3819.1635 1.5%, 141.0.0.0 1.5%,
: 145.0.0.0 1.5%.
: Android 4.5%, Linux 1.5%, Macintosh 58.2%,
: Windows 32.8%, iPhone 3.0%.
30.48% 30.77% Safari/537.36
2.86% 2.88% Netscape/5.0 AppleWebKit/537.36
1.90% 1.92% Firefox : 134.0 50.0%, 147.0 50.0%.
: Linux 50.0%, Windows 50.0%.
0.95% Baiduspider/2.0
Notes: MSIE refers to Microsoft Internet Explorer, Netscape refers
to Netscape Navigator, SeaMonkey refers to SeaMonkey and to older
versions (called the Mozilla Suite). Firefox
refers to Mozilla Firefox and to older versions (Mozilla Firebird,
Firebird™ and Phoenix). All shows the percentage of
accesses using the corresponding user agent, Brwsrs only counts
recognized web browsers. A version ending in x refers to
multiple sub-versions.
|
Most Frequently Visiting Domains |
Denys Hosts Originating Domain
32 32 amazonaws.com
30 29 googleusercontent.com
6 6 sogou.com
3 1 74.7.241
3 2 45.78.206
3 3 hwclouds-dns.com
2 2 119.249.100
1 1 58.84.62
1 1 149.232.128
1 1 telecentro-reversos.com.ar
|
Most Frequently Visiting Countries or Groups |
Denys Hosts Originating Country or Group
72 71 com - Commercial
27 24 Unknown Origin
2 2 net - Network Provider
2 2 br - Brazil
1 1 ar - Argentina
1 1 in - India
|
Most Frequently Likely Referring Hosts |
Lnks Denys ...From Links on Host Most Common Linking Page and Target
12 18 www.ece.lsu.edu 4 From → /ee4720/s/yeager96.pdf
Omitted promotional referrers: 0 promoted urls: 0
|
Most Frequently Used Search Strings |
#e #s #p Denys Using Search Strings... ...Found Page (Most Denys)
Status Codes (Access Outcomes)
Count Code Description
162 401 Unauthorized.
From 7 Feb 2026 0:00:24 to 13 Feb 2026 23:59:48
| Page | Total | | LSU | | Outside | |
AI-A, | (Bot? ) | (AI-C ) |
| /bugzilla/ buglist.cgi | 468 | = | 0 | + | 468 | + | 0, | ( 0) | ( 0) |
| /_resources/js/ jquery.js | 243 | = | 0 | + | 243 | + | 0, | ( 0) | ( 0) |
| / www.ece.lsu.edu | 148 | = | 0 | + | 148 | + | 0, | ( 56) | ( 0) |
| /_resources_fierce/svgs/mobile_arrow_left.svg | 138 | = | 0 | + | 138 | + | 0, | ( 0) | ( 0) |
| /_resources_fierce/svgs/mobile_arrow_right.svg | 138 | = | 0 | + | 138 | + | 0, | ( 0) | ( 0) |
| /.well-known/ traffic-advice | 125 | = | 0 | + | 125 | + | 0, | ( 0) | ( 0) |
| /_resources_fierce/js/jquery.jfeed.js | 122 | = | 0 | + | 122 | + | 0, | ( 0) | ( 0) |
| /_resources_fierce/js/lsu.js             | 122 | = | 0 | + | 122 | + | 0, | ( 0) | ( 0) |
| /_resources_fierce/js/polyfill.js | 122 | = | 0 | + | 122 | + | 0, | ( 0) | ( 0) |
| /_resources_fierce/js/rss_consumer.js | 122 | = | 0 | + | 122 | + | 0, | ( 0) | ( 0) |
| /_resources_fierce/js/slick.min.js | 122 | = | 0 | + | 122 | + | 0, | ( 0) | ( 0) |
| /_resources_fierce/svgs/icon_down_arrow.svg | 121 | = | 0 | + | 121 | + | 0, | ( 0) | ( 0) |
| / wp-login.php | 120 | = | 0 | + | 120 | + | 0, | ( 10) | ( 0) |
| /bower_components/jquery/dist/jquery.min.js | 82 | = | 0 | + | 82 | + | 0, | ( 0) | ( 0) |
| /css/themes/stack/js/accessibility.js | 82 | = | 0 | + | 82 | + | 0, | ( 0) | ( 0) |
| /css/themes/stack/js/flickity.min.js     | 82 | = | 0 | + | 82 | + | 0, | ( 0) | ( 0) |
| /css/themes/stack/js/isotope.min.js | 82 | = | 0 | + | 82 | + | 0, | ( 0) | ( 0) |
| /css/themes/stack/js/jquery.flexslider-min.js | 82 | = | 0 | + | 82 | + | 0, | ( 0) | ( 0) |
| /css/themes/stack/js/lightbox.min.js | 82 | = | 0 | + | 82 | + | 0, | ( 0) | ( 0) |
| /css/themes/stack/js/parallax.js | 82 | = | 0 | + | 82 | + | 0, | ( 0) | ( 0) |
| Totals: | 6707 | | 0 | | 6707 | |
0, | (25116 ) | 124, |
| Distinct Hosts: | 0 | | 0 | | 0 | |
-1, | ( 306 ) | ( -1 ) |
A category is chosen using these tests applied in order:
"Bot?", Hit from the same host requested robots.txt. (As Web indexers do.)
"LSU", Host name matches Perl regular expression \.lsu\.edu$.
"Outside", Any host name.
|
Browsers and other User Agents |
All Brwsrs Brand : Version Pct, ...
70.76% 82.56% Chrome : 120.0.x 25.4%, 116.0.0.0 7.4%,
: 131.0.0.0 6.3%, 111.0.0.0 4.0%,
: 110.0.0.0 4.0%, 133.0.x 3.7%, 117.0.x 3.3%,
: 144.0.x 3.2%, 124.0.0.0 3.2%, 108.0.0.0 2.9%,
: 107.0.0.0 2.8%.
: Android 1.2%, Linux 2.1%, Macintosh 27.4%,
: Unknown 0.2%, Windows 69.1%.
5.34% 6.23% Netscape : 5.0 AppleWebKit/537.36 76.0%, 5.0 14.6%,
: 5.0 zgrab/0.x 9.3%.
: Unknown 100.0%.
4.96% silver.inc/2.0
4.61% 5.38% Firefox : 111.0 29.6%, 48.0 13.7%, 121.0 8.7%,
: 120.0.1 6.9%, 122.0 6.5%, 119.0.1 4.3%,
: 118.0.2 4.3%, 128.0 4.0%, 133.0 3.2%,
: 5.0 2.5%, 78.0 2.2%.
: Android 0.7%, Linux 19.5%, Macintosh 17.3%,
: Windows 62.5%.
3.83% 4.47% Safari : 604.1x 54.8%, 537.36 23.9%, 605.1x 19.1%,
: 533.1 0.4%, 184.1 0.4%, 525.20.1 0.4%,
: 533.2 Kindle/3.0 0.4%,
: 600.1.4 CFNetwork/711.1.12 Darwin/14.0.0 0.4%.
: Android 25.2%, Macintosh 19.1%, Unknown 0.4%,
: iPad 0.4%, iPhone 54.8%.
3.54% Go-http-client/1.1
2.08% Chrome Privacy Preserving Prefetch Proxy
1.16% 1.36% MSIE : 9.0 71.4%, 10.0 24.3%, 6.0 4.3%.
: Windows 100.0%.
0.77% Custom-AsyncHttpClient
0.53% Baiduspider-render/2.0
Notes: MSIE refers to Microsoft Internet Explorer, Netscape refers
to Netscape Navigator, SeaMonkey refers to SeaMonkey and to older
versions (called the Mozilla Suite). Firefox
refers to Mozilla Firefox and to older versions (Mozilla Firebird,
Firebird™ and Phoenix). All shows the percentage of
accesses using the corresponding user agent, Brwsrs only counts
recognized web browsers. A version ending in x refers to
multiple sub-versions.
|
Most Frequently Visiting Domains |
Misses Hosts Originating Domain
748 409 googleusercontent.com
317 229 hwclouds-dns.com
310 1 silver.inc
232 120 43.173.179
228 128 43.173.181
221 119 43.173.182
205 124 43.173.180
177 1 20.69.252
174 95 43.173.175
167 85 43.173.178
|
Most Frequently Visiting Countries or Groups |
Misses Hosts Originating Country or Group
4423 1771 Unknown Origin
1487 865 com - Commercial
310 1 inc
203 45 net - Network Provider
55 4 network
39 13 ninja
34 4 org - Non-commercial, non-governmental organization
20 1 ci - Côte d'Ivoire
19 1 za - South Africa
17 1 security
|
Most Frequently Likely Referring Hosts |
Lnks Misses ...From Links on Host Most Common Linking Page and Target
180 1616 www.ece.lsu.edu 125 From → /xwzhou/spawc20/onlineproceedings
1 10 faculty.csu.edu.cn All From → /gveronis/edu/gveronis
1 7 www.facebook.com All From → /wp-login.php
1 3 www.lsu.edu All From → /eng/ece
Omitted promotional referrers: 212 promoted urls: 51
|
Most Frequently Used Search Strings |
#e #s #p Misses Using Search Strings... ...Found Page (Most Misses)
1 1 1 2 Set-Cookie content /eng/ece
1 1 1 2 SHOW DIAGNOSTICS /query
2 1 2 2 wordpress /wp-admin
#e: Number of different search engines used, link is to the most
common engine.
#s: Number of search strings the line actually reports
on. For example, if the #s entry were 5 and the string shown were "Computers"
the line might report on search strings "Computers", "Computer", "+Computers",
"COMPUTERS", and even "-computers".
#p: Number of distinct pages that
were missed, the one with the most misses from
the string is shown.
Status Codes (Access Outcomes)
Count Code Description
672 400 Syntax error in request.
1194 403 Forbidden.
29378 404 Not found.
3 416 Range not satisfiable.
575 500 Server error.
1 501 Not implemented.