Web Server Statistics

HITS  Pages  Browsers  Robots  Visitors  Countries  Referred  Engines  Searches
REFUSALS  Pages  Browsers  Visitors  Countries  Referrers  Searches
MISSES  Pages  Browsers  Visitors  Countries  Referrers  Searches

Preceding Two Days


Graph showing hits.

Visits (Successful Accesses)

From 10 Apr 2026 0:00:00 to 11 Apr 2026 23:58:00

Top  Pages  Browsers  Robots  Visitors  Countries  Referred  Engines  Searches
Most Visited Pages

Page  TotalLSUOutside AI-A,(Bot? )(AI-C )
/lsu-cms/           ece-mc-css-main-1.js  104 = 7 + 97 + 0,( 28)( 3)
/kak/               GarbhaUpanishad.pdf  101 = 0 + 92 + 9,( 24)( 4)
/seminar/           sem_insert_fierce.js  101 = 7 + 94 + 0,( 25)( 4)
/kak/               VedicJapan.pdf  66 = 0 + 64 + 2,( 4)( 2)
/kak/               MahabharataII.pdf  65 = 0 + 54 + 11,( 29)( 1)
/kak/               zoro.pdf  54 = 0 + 49 + 5,( 8)( 2)
/gp/notes/          set-nv-org.pdf  50 = 0 + 23 + 27,( 36)( 3)
/ee3755/2013f/      cla.pdf  33 = 0 + 25 + 8,( 18)( 1)
/kak/               a3.pdf  33 = 0 + 27 + 6,( 10)( 1)
/                   4720  31 = 3 + 27 + 1,( 5)( 0)
/kak/               roopa51.pdf  31 = 0 + 28 + 3,( 24)( 3)
/kak/               shiva.pdf  30 = 0 + 19 + 11,( 6)( 2)
/fac/        faculty-az-insert-fierce.js  29 = 3 + 26 + 0,( 5)( 0)
/kak/               bhate.pdf  29 = 0 + 19 + 10,( 16)( 0)
/kak/               taj.pdf  29 = 0 + 24 + 5,( 18)( 2)
/mcu/lawss/add_materials/FaultDetectionPart3.pdf 26 = 0 + 5 + 21,( 28)( 1)
/kak/               ast.pdf  25 = 0 + 20 + 5,( 47)( 3)
/lsu-cms/           ece-mc-labs.js  25 = 0 + 25 + 0,( 3)( 0)
/ee4720/2019/       lsli06.pdf  24 = 0 + 22 + 2,( 42)( 0)
/kak/               writ.pdf  24 = 0 + 21 + 3,( 6)( 0)
/ee4720/doc/    riscv-bitmanip-1.0.0.pdf  23 = 0 + 20 + 3,( 17)( 0)
/ee4720/doc/     i64-ia32-basic-arch.pdf  22 = 0 + 9 + 13,( 56)( 0)
/ipl/papers/        IEEE_SPM2005.pdf  22 = 0 + 14 + 8,( 32)( 1)
/ee4720/            exam-all.pdf  21 = 0 + 10 + 11,( 37)( 0)
/kak/         KAKThePaninianApproach.pdf  21 = 0 + 12 + 9,( 9)( 1)
/koppel/gp/refs/NVIDIA-Turing-Architecture-Whitepaper.pdf 21 = 0 + 13 + 8,( 30)( 1)
/kak/               Time2.pdf  19 = 0 + 17 + 2,( 20)( 0)
/kak/               ang3.pdf  19 = 0 + 16 + 3,( 9)( 0)
/ipl/papers/        IEEE_TIP2008.pdf  18 = 0 + 17 + 1,( 9)( 2)
/kak/              EarlyArchitecture.pdf  18 = 0 + 14 + 4,( 12)( 0)
/kak/               plan.pdf  18 = 0 + 17 + 1,( 6)( 0)
/lsu-cms/           ece-mc-css-misc.js  18 = 1 + 17 + 0,( 4)( 0)
/seminar/           index-insert.js  18 = 0 + 18 + 0,( 7)( 0)
/v/guides/         pset-syn-seq-main.pdf  18 = 0 + 18 + 0,( 7)( 1)
/tca/papers/        vanderwiel-00.pdf  17 = 0 + 13 + 4,( 27)( 1)
/                   xinli  17 = 0 + 16 + 1,( 9)( 0)
/ee4720/doc/        vax.pdf  16 = 0 + 10 + 6,( 9)( 0)
/kak/               skak1998.pdf  16 = 0 + 7 + 9,( 8)( 0)
/koppel/gpup/       proc.html  16 = 0 + 16 + 0,( 4)( 0)
/ee4720/            mips64v1.pdf  15 = 0 + 6 + 9,( 14)( 0)
/gunturk/EE7700/    Eigenface.pdf  15 = 0 + 5 + 10,( 14)( 0)
/ee4720/doc/     itanium-arch-2.1-v2.pdf  14 = 0 + 10 + 4,( 9)( 1)
/kak/               alt.pdf  14 = 0 + 11 + 3,( 3)( 0)
/koppel/gp/2020/    lsli06-br-diverg.pdf  14 = 0 + 10 + 4,( 10)( 0)
/mcu/lawss/add_materials/FaultDetectionPart2.pdf 14 = 0 + 1 + 13,( 15)( 0)
/v/2018/            hw03.pdf  14 = 0 + 14 + 0,( 0)( 1)
/                   vaidy  14 = 0 + 13 + 1,( 3)( 2)
/kak/              IndusFreqAnalysis.pdf  13 = 0 + 7 + 6,( 2)( 1)
/                   koppel  13 = 2 + 11 + 0,( 5)( 1)
/koppel/gp/2025/demo-cuda-02-basics.cu.html 13 = 0 + 6 + 7,( 3)( 0)
Totals:48491474702 783,(7253 )1110,
Distinct Hosts:000 -1,(1385 )( -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.
Top  Pages  Browsers  Robots  Visitors  Countries  Referred  Engines  Searches
Browsers and other User Agents

     All   Brwsrs  Brand     : Version Pct, ...
  63.81%   81.89%  Chrome    : 142.0.0.0 25.5%,  146.0.x 11.1%,  145.0.x  7.2%, 
                             : 135.0.0x  6.7%,  143.0.0.0  3.9%, 
                             : 136.0.0.0  3.3%,  144.0.0.0  3.1%, 
                             : 147.0.0.0  2.6%,  89.0.43x  2.2%,  133.0.x  2.1%, 
                             : 120.0.0.0  2.0%.
                             : Android 14.5%,  Linux  1.2%,  Macintosh 43.6%, 
                             : Unknown  0.0%,  Windows 36.9%,  iPhone  3.8%.
  13.72%           ChatGPT-User
  11.00%   14.12%  Safari    : 605.1.15x 39.3%,  604.1x 27.3%,  537.36 26.5%, 
                             : 601.2.4 facebookexternalhit/1.1 Facebot Twitterbot/1.0  2.9%, 
                             : 260.1  1.5%,  184.1  1.1%,  10600.6.3  0.8%, 
                             : 180.1  0.3%,  172.1  0.2%,  6531.32.3  0.2%.
                             : Android 24.1%,  Linux  0.3%,  Macintosh 42.3%, 
                             : Unknown  2.9%,  Windows  0.3%,  iPad   1.8%, 
                             : iPhone 28.1%,  iPod   0.2%.
   2.75%    3.53%  Firefox   : 149.0 40.6%,  123.0x 17.4%,  111.0  5.8%, 
                             : 147.0  5.2%,  151.0  5.2%,  140.0  3.9%, 
                             : 148.0  3.9%,  115.0  2.6%,  133.0  2.6%, 
                             : 3.6.12  2.6%,  128.0  1.9%.
                             : Android  3.2%,  Linux 23.9%,  Macintosh 23.9%, 
                             : Unknown  0.6%,  Windows 48.4%.
   2.04%           Python/3.12 aiohttp/3.12.12
   1.71%           YisouSpider
   1.24%           Sogou web spider/4.0
   0.64%           finepdf-downloader/1.0
   0.41%           Thinkbot/0.5.8
   0.36%           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.

Top  Pages  Browsers  Robots  Visitors  Countries  Referred  Engines  Searches
Accesses by Possible Crawlers
 Visits  Crawler
   1078  Googlebot
    766  meta-externalagent
    661  semrush.com
    517  bingbot
    246  static.vnpt.vn
    220  petalsearch.com
    205  yandex.com
Top  Pages  Browsers  Robots  Visitors  Countries  Referred  Engines  Searches
Most Frequently Visiting Domains
    Visits  Hosts  Originating Domain
       170     89  amazonaws.com
       162     24  googleusercontent.com
       149     72  20.169.78
       121     98  googlezip.net
       115      1  mikegpts-XXX.lsu.edu
        94     84  sogou.com
        91     91  acedatacenter.com
        74     65  spectrum.com
        69     62  comcast.net
        67     49  sbcglobal.net
        63     59  apple.com
        62     16  172.204.16
        60     24  cox.net
        59     39  20.215.220
        53     47  hwclouds-dns.com
Top  Pages  Browsers  Robots  Visitors  Countries  Referred  Engines  Searches
Most Frequently Visiting Countries or Groups
    Visits  Hosts  Originating Country or Group
      3457   2855  Unknown Origin
       921    622  com   - Commercial
       576    466  net   - Network Provider
       160     23  edu   - Educational
       110    109  br    - Brazil
        49     43  de    - Germany
        22     22  mx    - Mexico
        22     20  fr    - France
        20     19  uk    - United Kingdom
        19     19  ca    - Canada
        19     19  ar    - Argentina
        17     15  in    - India
        12      9  ru    - Russia
        11     11  ec    - Ecuador
        11      5  il    - Israel
Top  Pages  Browsers  Robots  Visitors  Countries  Referred  Engines  Searches
Most Referred Pages
Lnks Visits Page Most Common Linking Page
2 2 /v/2019/lsli-event-q.pdf 1 www.terapines.com
1 1 /ggu/ggu.html All www.aminer.cn
1 1 /koppel/gp/notes/set-nv-org.pdf All arxiv.org
1 1 /kak/alt.pdf All www.emacromall.com
1 1 /scalzo/Cameron2.0_FDR.pdf All camcode.com
1 1 /ugrad/elective-courses-planned-sp-26.pdf All preview.cactuscode.org
1 1 /grad/forms/Committee-Change.pdf All preview.cactuscode.org
1 1 /kak/sank.pdf All www.grokipedia.com
1 1 /gp/refs/volta-architecture-whitepaper.pdf All forms-library.signnow.com
1 1 /abet/outcomes-CompE.pdf All preview.cactuscode.org
1 1 /ee4720/mips64v2.pdf All en.wikipedia.org
Omitted promotional referrers: 83, promoted urls: 35.
Top  Pages  Browsers  Robots  Visitors  Countries  Referred  Engines  Searches
Most Frequently Used Search Engines
Visits Via Search Engine
     5 scholar.google.com
     5 www.google.com
     2 spamcheck.toolforge.org
     1 ecosia.org
Top  Pages  Browsers  Robots  Visitors  Countries  Referred  Engines  Searches
Most Frequently Used Search Strings
 #e #s #p Visits Using Search Strings...                ...Found Page (Most Visits)
  1  1  1     4  https://www.ece.lsu.edu/kak/GarbhaUpanishad.pdf/kak/GarbhaUpanishad.pdf
  1  1  2     2  lsu.edu /kak/sayana.pdf
  1  1  1     1  Comput J /ipl/papers/IEEE_ICASSP2007b.pdf
  1  1  1     1  Computer comparisons in the presence of performance variation/lpeng/papers/fcs18.pdf
  1  1  1     1  Computers Programming Component Frameworks COM Components File Management File Formats PDF/jxr/pohll-02/papers/bernholdt.pdf
  1  1  1     1  https://www.ece.lsu.edu/naraghi/index.html/naraghi
  1  1  1     1  P. S. Penev and J. J. Atick. “Local Feature Analysis: A general statistical theory for object representation,” Network: Computation in Neural Systems, Vo1.7, No.3, pp.477–500, 1996./gunturk/Topics/Eigenface.pdf
  1  1  1     1  related:bKHAachlyBUJ:scholar.google.com//mcu/publications/year1report_files/P07-MTTSurveyPart4-distribute.pdf
  1  1  1     1  Wei Shuangqing /swei/Documents/publications/converg.ofdm.envelope.pdf

#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.


Refused (Unauthorized)

From 10 Apr 2026 2:04:27 to 11 Apr 2026 21:44:53

Top  Pages  Browsers  Visitors  Countries  Referrers  Searches
Most Refused Pages

Page  TotalLSUOutside AI-A,(Bot? )(AI-C )
/jxr/7000/          stuff  11 = 0 + 11 + 0,( 0)( 2)
/koppel/gp/srefs/davidson-2014-gpu-sssp.pdf 10 = 0 + 10 + 0,( 0)( 0)
/naraghi/courses/ee7674/ee7674.html      9 = 0 + 9 + 0,( 0)( 0)
/jxr/courses/7700-lowpower/stuff         5 = 0 + 5 + 0,( 1)( 1)
/suresh/hw4710/     set7.pdf  5 = 0 + 5 + 0,( 0)( 1)
/ee4720/            kessler99.pdf  4 = 0 + 4 + 0,( 3)( 0)
/koppel/gp/srefs/   volkov-dense-la.pdf  4 = 0 + 4 + 0,( 0)( 0)
/suresh/hw4710/     set3.pdf  4 = 0 + 4 + 0,( 0)( 0)
Totals:88088 0,( 18 ) 7,
Distinct Hosts:000 -1,( 13 )( -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.
Top  Pages  Browsers  Visitors  Countries  Referrers  Searches
Browsers and other User Agents

     All   Brwsrs  Brand     : Version Pct, ...
  82.95%   85.88%  Chrome    : 135.0.0.0 37.0%,  120.0.0.0 15.1%, 
                             : 136.0.0.0 12.3%,  144.0.0.0  9.6%, 
                             : 142.0.0.0  6.8%,  133.0.0.0  6.8%, 
                             : 134.0.0.0  4.1%,  41.0.5786.1204  1.4%, 
                             : 49.0.4586.1726  1.4%,  131.0.0.0  1.4%, 
                             : 47.0.7749.1263  1.4%.
                             : Android  2.7%,  Linux  2.7%,  Macintosh 38.4%, 
                             : Windows 53.4%,  iPhone  2.7%.
  11.36%   11.76%  Safari    : 605.1.15 90.0%,  260.1 10.0%.
                             : Macintosh 90.0%,  iPhone 10.0%.
   3.41%           Sogou web spider/4.0
   2.27%    2.35%  Firefox/120.0

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.

Top  Pages  Browsers  Visitors  Countries  Referrers  Searches
Most Frequently Visiting Domains
     Denys  Hosts  Originating Domain
        10     10  sogou.com
         4      3  20.66.114
         4      4  207.180.11
         3      3  143.20.253
         3      1  40.75.136
         3      2  20.237.162
         2      1  52.225.85
         2      1  68.220.56
         2      1  172.184.116
         2      2  virtua.com.br
Top  Pages  Browsers  Visitors  Countries  Referrers  Searches
Most Frequently Visiting Countries or Groups
     Denys  Hosts  Originating Country or Group
        54     44  Unknown Origin
        14     14  com   - Commercial
         6      6  net   - Network Provider
         5      5  br    - Brazil
         2      2  de    - Germany
         2      2  pl    - Poland
         2      2  ar    - Argentina
         1      1  do    - Dominican Republic
Top  Pages  Browsers  Visitors  Countries  Referrers  Searches
Most Frequently Likely Referring Hosts
 Lnks   Denys  ...From Links on Host      Most Common Linking Page and Target
    2       9  www.ece.lsu.edu               8 From → /koppel/gp/srefs/davidson-2014-gpu-sssp.pdf
Omitted promotional referrers: 0 promoted urls: 0
Top  Pages  Browsers  Visitors  Countries  Referrers  Searches
Most Frequently Used Search Strings
 #e #s #p  Denys Using Search Strings...                ...Found Page (Most Denys)

Status Codes (Access Outcomes)

  Count Code Description
    106 401  Unauthorized.

Misses (Target Missing, etc)

From 10 Apr 2026 0:02:07 to 11 Apr 2026 23:58:03

Top  Pages  Browsers  Visitors  Countries  Referrers  Searches
Most Missed Pages

Page  TotalLSUOutside AI-A,(Bot? )(AI-C )
/                   wp-login.php  95 = 0 + 95 + 0,( 4)( 0)
/bugzilla/          buglist.cgi  47 = 0 + 47 + 0,( 4)( 0)
/                   administrator  44 = 0 + 44 + 0,( 2)( 0)
/                   www.ece.lsu.edu 29 = 0 + 29 + 0,( 28)( 0)
/.well-known/       traffic-advice  29 = 0 + 29 + 0,( 4)( 0)
/_resources_fierce/svgs/lsu-logo.svg     21 = 0 + 21 + 0,( 0)( 0)
/_resources/js/     jquery.js  18 = 0 + 18 + 0,( 0)( 0)
/lpeng/             wp-login.php  18 = 0 + 18 + 0,( 0)( 0)
/wiki-tree/         index.php  18 = 0 + 18 + 0,( 11)( 0)
/lpeng/             wordpress  17 = 0 + 17 + 0,( 3)( 5)
/dept/              feedback  12 = 0 + 12 + 0,( 0)( 0)
/lpeng/wordpress/   ?page_id=12  11 = 0 + 11 + 0,( 1)( 3)
/lpeng/wordpress/   ?page_id=45  11 = 0 + 11 + 0,( 0)( 3)
/bugzilla/          attachment.cgi  10 = 0 + 10 + 0,( 0)( 0)
/eng/               ece  10 = 0 + 10 + 0,( 125)( 0)
/_resources_fierce/js/jquery.jfeed.js    9 = 0 + 9 + 0,( 0)( 0)
/_resources_fierce/js/lsu.js             9 = 0 + 9 + 0,( 0)( 0)
/_resources_fierce/js/polyfill.js        9 = 0 + 9 + 0,( 0)( 0)
/_resources_fierce/js/rss_consumer.js    9 = 0 + 9 + 0,( 0)( 0)
/_resources_fierce/js/slick.min.js       9 = 0 + 9 + 0,( 0)( 0)
Totals:276002760 0,(11000 ) 53,
Distinct Hosts:000 -1,( 155 )( -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.
Top  Pages  Browsers  Visitors  Countries  Referrers  Searches
Browsers and other User Agents

     All   Brwsrs  Brand     : Version Pct, ...
  79.99%   85.26%  Chrome    : 60.0.x 40.2%,  90.0.4430.x 26.8%, 
                             : 62.0.3202.94  8.1%,  120.0.x  2.5%, 
                             : 135.0.0.0  2.2%,  142.0.0.0  1.6%,  58.0.x  1.4%, 
                             : 131.0.x  1.0%,  134.0.x  0.8%,  119.0.x  0.8%, 
                             : 59.0.x  0.8%.
                             : Android 72.7%,  Linux  1.5%,  Macintosh  8.2%, 
                             : Unknown  0.2%,  Windows 16.7%,  iPhone  0.7%.
   6.30%    6.71%  Firefox   : 111.0 25.5%,  57.0  13.7%,  122.0 11.8%, 
                             : 119.0.1  7.2%,  121.0  7.2%,  48.0x  5.9%, 
                             : 133.0  5.2%,  118.0.2  4.6%,  120.0.1  3.9%, 
                             : 32.0   3.3%,  119.0  2.0%.
                             : Linux 15.0%,  Macintosh 24.2%,  Unknown  0.7%, 
                             : Windows 60.1%.
   3.91%    4.17%  MSIE      : 9.0   92.6%,  7.0    3.2%,  10.0   3.2%, 
                             : 8.0    1.1%.
                             : Windows 100.0%.
   3.21%    3.42%  Safari    : 604.1 59.0%,  605.1.15 10.3%,  602.1  7.7%, 
                             : 184.1  5.1%,  537.36  3.8%,  534.30  2.6%, 
                             : 533.1  2.6%,  260.1  2.6%,  170.1  1.3%, 
                             : 180.1  1.3%,  172.1  1.3%.
                             : Android  9.0%,  Macintosh 14.1%,  iPad   1.3%, 
                             : iPhone 75.6%.
   2.35%           l9explore/1.2.2
   1.19%           Chrome Privacy Preserving Prefetch Proxy
   0.66%           Custom-AsyncHttpClient
   0.41%    0.44%  Netscape  : 5.0x  90.0%,  4.77  10.0%.
                             : Unknown 100.0%.
   0.29%           Sogou web spider/4.0
   0.25%           libredtail-http

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.

Top  Pages  Browsers  Visitors  Countries  Referrers  Searches
Most Frequently Visiting Domains
    Misses  Hosts  Originating Domain
      1268      1  159.223.0
       149      1  158.158.55
       149      1  158.158.53
       140      2  78.142.18
        58      1  185.177.72
        30      1  192.253.248
        29     10  google.com
        29     27  hwclouds-dns.com
        27      1  server-hosting.expert
        24     10  googleusercontent.com
Top  Pages  Browsers  Visitors  Countries  Referrers  Searches
Most Frequently Visiting Countries or Groups
    Misses  Hosts  Originating Country or Group
      2507    389  Unknown Origin
       146     99  com   - Commercial
        34     15  net   - Network Provider
        27      1  expert
         6      1  security
         4      3  arpa
         4      2  vn    - Vietnam
         4      2  org   - Non-commercial, non-governmental organization
         3      3  br    - Brazil
         3      2  eu    - European Union
Top  Pages  Browsers  Visitors  Countries  Referrers  Searches
Most Frequently Likely Referring Hosts
 Lnks  Misses  ...From Links on Host      Most Common Linking Page and Target
   40     245  www.ece.lsu.edu             160 From → /eng/cee/academics/graduate/index.php
    1       1  www.facebook.com            All From → /wp-login.php
Omitted promotional referrers: 90 promoted urls: 21
Top  Pages  Browsers  Visitors  Countries  Referrers  Searches
Most Frequently Used Search Strings
 #e #s #p Misses Using Search Strings...                ...Found Page (Most Misses)
  1  1  1     2  wordpress /wp-admin
  1  1  1     1  Set-Cookie content /eng/ece

#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
    272 400  Syntax error in request.
    408 403  Forbidden.
  12899 404  Not found.
      2 408  Request timeout.
      2 416  Range not satisfiable.
    177 500  Server error.