<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
<meta name="Generator" content="Microsoft Word 15 (filtered medium)">
<!--[if !mso]><style>v\:* {behavior:url(#default#VML);}
o\:* {behavior:url(#default#VML);}
w\:* {behavior:url(#default#VML);}
.shape {behavior:url(#default#VML);}
</style><![endif]--><style><!--
/* Font Definitions */
@font-face
{font-family:SimSun;
panose-1:2 1 6 0 3 1 1 1 1 1;}
@font-face
{font-family:Mangal;
panose-1:0 0 4 0 0 0 0 0 0 0;}
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:"Calibri Light";
panose-1:2 15 3 2 2 2 4 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
@font-face
{font-family:"\@SimSun";
panose-1:2 1 6 0 3 1 1 1 1 1;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0cm;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri",sans-serif;
mso-fareast-language:EN-US;}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:#0563C1;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:#954F72;
text-decoration:underline;}
span.E-postmall17
{mso-style-type:personal-compose;
font-family:"Calibri",sans-serif;
color:windowtext;}
.MsoChpDefault
{mso-style-type:export-only;
font-family:"Calibri",sans-serif;
mso-fareast-language:EN-US;}
@page WordSection1
{size:612.0pt 792.0pt;
margin:70.85pt 70.85pt 70.85pt 70.85pt;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]-->
</head>
<body lang="SV" link="#0563C1" vlink="#954F72">
<div class="WordSection1">
<p class="MsoNormal">Hello!<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="EN-US">Sara mentioned a problem with deduplication of redirect responses. Did I understand it correctly that there have been an increase of non-text content types on 3xx-responses lately?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Formally the content type of such a response should describe the type of the body of the request, if present. Nothing else. So I suppose those other type values refers to the content of the pointed to URL, which is incorrect.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">I checked some warcs from our current broad craw and found the following on 3xx responses:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-family:"Courier New"">Amount Code Content type<o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-family:"Courier New""> 83 301 application/binary<o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-family:"Courier New""> 166 302 application/binary<o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-family:"Courier New""> 1 303 application/binary<o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-family:"Courier New""> 1 301 application/rss+xml<o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-family:"Courier New""><o:p> </o:p></span></b></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-family:"Courier New""> 1 301 image/jpeg<o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-family:"Courier New""> 1 302 image/pjpeg<o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-family:"Courier New""> 4 301 image/png<o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-family:"Courier New""> 1 301 image/x-icon<o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-family:"Courier New""><o:p> </o:p></span></b></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-family:"Courier New""> 28560 301 text/html<o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-family:"Courier New""> 7195 302 text/html<o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-family:"Courier New""> 251 307 text/html<o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-family:"Courier New""> 6 308 text/html<o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-family:"Courier New""> 1 301 text/plain<o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-family:"Courier New""> 10241 302 text/plain<o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-family:"Courier New""> 3 308 text/plain<o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-family:"Courier New""><o:p> </o:p></span></b></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-family:"Courier New""> 161 301 unknown<o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-family:"Courier New""> 673 302 unknown<o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-family:"Courier New""> 8 307 unknown<o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-family:"Courier New""> 14 308 unknown<o:p></o:p></span></b></p>
<p class="MsoNormal"><span lang="EN-US" style="font-family:"Calibri Light",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-family:"Calibri Light",sans-serif">How should this be solved? Adding a way to filter what should be deduplicated also on response codes?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<table class="MsoNormalTable" border="0" cellpadding="0" style="margin-left:4.5pt">
<tbody>
<tr>
<td style="padding:0cm 0cm 0cm 0cm"></td>
</tr>
</tbody>
</table>
<p class="MsoNormal"><span lang="EN-US" style="font-family:"Times New Roman",serif"><o:p> </o:p></span></p>
<table class="MsoNormalTable" border="0" cellpadding="0">
<tbody>
<tr>
<td style="padding:0cm 0cm 0cm 0cm">
<p class="MsoNormal" style="line-height:120%"><a href="https://www.kb.se/"><span style="font-size:9.0pt;line-height:120%;font-family:"Arial",sans-serif;color:blue;mso-fareast-language:SV;text-decoration:none"><img border="0" width="113" height="170" style="width:1.177in;height:1.7708in" id="Bildobjekt_x0020_3" src="cid:image002.png@01DBD4BA.D788BD70" alt="https://signaturloggor.kb.se/png/Outlook%20logo%20m%d0%a4rkbl%d0%96.png"></span></a><span style="font-size:9.0pt;line-height:120%;font-family:"Arial",sans-serif;color:black"><o:p></o:p></span></p>
</td>
<td style="padding:0cm 0cm 0cm 5.25pt">
<p class="MsoNormal" style="mso-margin-top-alt:2.0pt;margin-right:0cm;margin-bottom:1.0pt;margin-left:0cm">
<b><span lang="EN-US" style="font-size:9.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:SV">Peter Svanberg</span></b><span lang="EN-US" style="font-size:9.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:SV"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:2.0pt;margin-right:0cm;margin-bottom:1.0pt;margin-left:0cm">
<b><span lang="EN-US" style="font-size:8.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:SV">Technical officer
</span></b><span lang="EN-US" style="font-size:8.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:SV"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:2.0pt;margin-right:0cm;margin-bottom:1.0pt;margin-left:0cm">
<span lang="EN-US" style="font-size:8.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:SV">Legal Deposit and Metadata Department<br>
Digital Material Legal Deposit Unit<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:4.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:SV"><o:p> </o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:2.0pt;margin-right:0cm;margin-bottom:1.0pt;margin-left:0cm">
<b><span lang="EN-US" style="font-size:8.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:SV">National Library of Sweden</span></b><span lang="EN-US" style="font-size:8.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:SV"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:2.0pt;margin-right:0cm;margin-bottom:1.0pt;margin-left:0cm">
<span lang="EN-US" style="font-size:8.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:SV">PO Box 5039, SE-102 41 Stockholm<o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:2.0pt;margin-right:0cm;margin-bottom:1.0pt;margin-left:0cm">
<span style="font-size:8.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:SV">Visits: Karlavägen 96, Stockholm<o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:2.0pt;margin-right:0cm;margin-bottom:1.0pt;margin-left:0cm">
<span style="font-size:8.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:SV">+46 10-709 32 78<o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:2.0pt;margin-right:0cm;margin-bottom:1.0pt;margin-left:0cm">
<span style="font-size:8.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:SV">Peter.Svanberg@kb.se<o:p></o:p></span></p>
<p class="MsoNormal" style="line-height:120%"><span style="font-size:8.0pt;line-height:120%;font-family:"Arial",sans-serif;color:black;mso-fareast-language:SV"><a href="https://www.kb.se/"><span style="color:#3C6F9C">www.kb.se</span></a></span><span style="font-size:8.0pt;line-height:120%;font-family:"Arial",sans-serif;color:black"><o:p></o:p></span></p>
</td>
</tr>
</tbody>
</table>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif;display:none;mso-fareast-language:SV"><o:p> </o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
</body>
</html>