grthtrhthjhtyjytjytkergtrhtrjytjerhrfh4:24 29/09/2026AWSTATS DATA FILE 7.8 (build 20200416) # If you remove this file, all statistics for date 202405 will be lost/reset. # Last config file used to build this data file was /home/bagno/tmp/awstats/awstats.u-tile.bagno-company.com.conf. # Position (offset in bytes) in this file for beginning of each section for # direct I/O access. If you made changes somewhere in this file, you should # also remove completely the MAP section (AWStats will rewrite it at next # update). BEGIN_MAP 28 POS_GENERAL 2018 POS_TIME 2684 POS_VISITOR 10710 POS_DAY 16623 POS_DOMAIN 3323 POS_LOGIN 3726 POS_ROBOT 3881 POS_WORMS 4277 POS_EMAILSENDER 4408 POS_EMAILRECEIVER 4551 POS_SESSION 17219 POS_SIDER 17367 POS_FILETYPES 4686 POS_DOWNLOADS 4785 POS_OS 4833 POS_BROWSER 5063 POS_SCREENSIZE 6011 POS_UNKNOWNREFERER 6085 POS_UNKNOWNREFERERBROWSER 6799 POS_ORIGIN 7307 POS_SEREFERRALS 7441 POS_PAGEREFS 7585 POS_SEARCHWORDS 7733 POS_KEYWORDS 7885 POS_MISC 2348 POS_ERRORS 7944 POS_CLUSTER 3582 POS_SIDER_404 8049 END_MAP # LastLine = Date of last record processed - Last record line number in last log - Last record offset in last log - Last record signature value # FirstTime = Date of first visit for history file # LastTime = Date of last visit for history file # LastUpdate = Date of last update - Nb of parsed records - Nb of parsed old records - Nb of parsed new records - Nb of parsed corrupted - Nb of parsed dropped # TotalVisits = Number of visits # TotalUnique = Number of unique visitors # MonthHostsKnown = Number of hosts known # MonthHostsUnKnown = Number of hosts unknown BEGIN_GENERAL 8 LastLine 20240601012544 68 14575 11386152278715 FirstTime 0 LastTime 20240531162604 LastUpdate 20240601091456 68 0 67 0 0 TotalVisits 171 TotalUnique 165 MonthHostsKnown 0 MonthHostsUnknown 165 END_GENERAL # Misc ID - Pages - Hits - Bandwidth BEGIN_MISC 10 JavaEnabled 0 0 0 WindowsMediaPlayerSupport 0 0 0 PDFSupport 0 0 0 TotalMisc 0 0 0 QuickTimeSupport 0 0 0 RealPlayerSupport 0 0 0 JavascriptDisabled 0 0 0 AddToFavourites 0 0 0 FlashSupport 0 0 0 DirectorSupport 0 0 0 END_MISC # Hour - Pages - Hits - Bandwidth - Not viewed Pages - Not viewed Hits - Not viewed Bandwidth BEGIN_TIME 24 0 1 1 0 7 9 9954 1 26 26 0 54 58 68805 2 6 6 0 1 5 2502 3 14 14 0 39 47 55044 4 8 8 0 4 6 2502 5 12 12 0 28 29 23769 6 10 10 0 29 35 6255 7 8 8 0 19 20 1251 8 14 14 0 38 40 26271 9 13 13 0 60 65 72558 10 13 13 0 79 82 91323 11 15 15 0 57 61 73791 12 10 10 0 59 59 71289 13 17 17 0 116 119 135108 14 47 47 1510 96 98 116343 15 11 11 0 23 25 26271 16 12 12 0 37 37 45036 17 24 24 0 93 95 115092 18 7 7 0 19 20 1251 19 0 0 0 2 5 3753 20 3 3 0 23 25 27522 21 3 3 0 2 5 3753 22 8 8 0 29 34 37530 23 4 4 0 22 26 27513 END_TIME # Domain - Pages - Hits - Bandwidth # The 25 first Pages must be first (order not required for others) BEGIN_DOMAIN 20 us 208 208 1336 ru 15 15 0 de 8 8 0 gb 8 8 0 ca 7 7 0 cn 7 7 0 it 6 6 0 se 5 5 0 pk 3 3 0 nl 3 3 0 ro 3 3 0 gr 3 3 0 sa 2 2 0 zz 2 2 174 ng 1 1 0 kr 1 1 0 in 1 1 0 jp 1 1 0 sc 1 1 0 za 1 1 0 END_DOMAIN # Cluster ID - Pages - Hits - Bandwidth BEGIN_CLUSTER 0 END_CLUSTER # Login - Pages - Hits - Bandwidth - Last visit # The 10 first Pages must be first (order not required for others) BEGIN_LOGIN 0 END_LOGIN # Robot ID - Hits - Bandwidth - Last visit - Hits on robots.txt # The 25 first Hits must be first (order not required for others) BEGIN_ROBOT 8 Googlebot/ 29 0 20240530064740 0 no_user_agent 7 0 20240525143929 0 survey 6 0 20240531162230 0 bot[\s_+:,\.\;\/\\-] 4 0 20240512052916 0 Applebot/ 4 0 20240530140008 0 YandexBot/ 1 0 20240505014623 0 bingbot/ 1 0 20240516115410 0 SemrushBot/ 1 0 20240516030602 0 END_ROBOT # Worm ID - Hits - Bandwidth - Last visit # The 5 first Hits must be first (order not required for others) BEGIN_WORMS 0 END_WORMS # EMail - Hits - Bandwidth - Last visit # The 20 first Hits must be first (order not required for others) BEGIN_EMAILSENDER 0 END_EMAILSENDER # EMail - Hits - Bandwidth - Last visit # The 20 first hits must be first (order not required for others) BEGIN_EMAILRECEIVER 0 END_EMAILRECEIVER # Files type - Hits - Bandwidth - Bandwidth without compression - Bandwidth after compression BEGIN_FILETYPES 2 Unknown 20 1510 0 0 html 266 0 0 0 END_FILETYPES # Downloads - Hits - Bandwidth BEGIN_DOWNLOADS 0 END_DOWNLOADS # OS ID - Hits BEGIN_OS ID - Hits - Pages 13 macosx 5 5 android10 3 3 Unknown 37 37 macosx15 32 32 win8.1 1 1 unix 1 1 ios_iphone 7 7 win7 2 2 androidkitkat 1 1 linux 18 18 macosx9 1 1 win10 177 177 winxp 1 1 END_OS # Browser ID - Hits - Pages BEGIN_BROWSER 44 chrome118.0.0.0 2 2 chrome117.0.5938.132 4 4 firefox89.0 1 1 firefox103.0 1 1 firefox111.0 1 1 chrome122.0.0.0 4 4 chrome92.0.4515.159 1 1 chrome80.0.3987.162 1 1 chrome110.0.0.0 1 1 chrome20.0.1132.57 1 1 chrome124.0.0.0 1 1 safari 1 1 chrome114.0.0.0 12 12 safari17.2 2 2 safari17.3.1 2 2 chrome87.0.4280.88 2 2 chrome79.0.3945.130 4 4 chrome120.0.0.0 8 8 chrome78.0.3904.108 104 104 chrome105.0.0.0 2 2 chrome83.0.4103.61 2 2 chrome91.0.4472.114 3 3 firefox109.0 1 1 chrome79.0.3945.79 2 2 chrome121.0.0.0 33 33 msie8.0 1 1 chrome23.0.1271.64 2 2 mozilla 12 12 chrome86.0.4240.111 1 1 firefox52.9 2 2 firefox33.0 2 2 chrome74.0.3729.169 12 12 safari17.4.1 2 2 chrome119.0.0.0 1 1 chrome96.0.4664.110 4 4 chrome99.0.4844.51 3 3 Unknown 23 23 chrome34.0.1847.114 1 1 chrome83.0.4103.97 4 4 chrome88.0.4240.193 15 15 chrome58.0.3029.110 2 2 chrome113.0.0.0 1 1 chrome106.0.0.0 1 1 netscape5.0 1 1 END_BROWSER # Screen size - Hits BEGIN_SCREENSIZE 0 END_SCREENSIZE # Unknown referer OS - Last visit date BEGIN_UNKNOWNREFERER 8 Mozilla/5.0_(compatible;_Dataprovider.com) 20240517030737 python-requests/2.31.0 20240505222248 Cpanel-HTTP-Client/1.0 20240502143227 axios/1.4.0 20240502144416 Mozilla/5.0_Firefox/33.0 20240505032306 Expanse,_a_Palo_Alto_Networks_company,_searches_across_the_global_IPv4_space_multiple_times_per_day_to_identify_customers'_presences_on_the_Internet._If_you_would_like_to_be_excluded_from_our_scans,_please_send_IP_addresses/domains_to:_scaninfo@paloaltonetworks.com 20240521154501 Mozilla/5.0_(compatible;_Let's_Encrypt_validation_server;__https://www.letsencrypt.org) 20240502143655 python-requests/2.22.0 20240506070312 END_UNKNOWNREFERER # Unknown referer Browser - Last visit date BEGIN_UNKNOWNREFERERBROWSER 5 Expanse,_a_Palo_Alto_Networks_company,_searches_across_the_global_IPv4_space_multiple_times_per_day_to_identify_customers'_presences_on_the_Internet._If_you_would_like_to_be_excluded_from_our_scans,_please_send_IP_addresses/domains_to:_scaninfo@paloaltonetworks.com 20240521154501 Cpanel-HTTP-Client/1.0 20240502143227 axios/1.4.0 20240502144416 python-requests/2.22.0 20240506070312 python-requests/2.31.0 20240505222248 END_UNKNOWNREFERERBROWSER # Origin - Pages - Hits BEGIN_ORIGIN 6 From0 279 279 From1 0 0 From2 0 0 From3 0 0 From4 7 7 From5 0 0 END_ORIGIN # Search engine referers ID - Pages - Hits BEGIN_SEREFERRALS 0 END_SEREFERRALS # External page referers - Pages - Hits # The 25 first Pages must be first (order not required for others) BEGIN_PAGEREFS 0 END_PAGEREFS # Search keyphrases - Number of search # The 10 first number of search must be first (order not required for others) BEGIN_SEARCHWORDS 0 END_SEARCHWORDS # Search keywords - Number of search # The 25 first number of search must be first (order not required for others) BEGIN_KEYWORDS 0 END_KEYWORDS # Errors - Hits - Bandwidth BEGIN_ERRORS 2 403 13 13662 404 923 1030824 END_ERRORS # URL with 404 errors - Hits - Last URL referrer BEGIN_SIDER_404 73 /wp-content/plugins/wp-help/ 1 - /wp 11 - /news/wp-includes/wlwmanifest.xml 41 - /equipo/ 1 - /wp-content/uploads/leaflet-maps-marker-icons/ 1 - /wp-content/plugins/wordpress-seo/packages/ 1 - /media/wp-includes/wlwmanifest.xml 36 - /wordpress/wp-includes/wlwmanifest.xml 41 - /2019/wp-includes/wlwmanifest.xml 41 - /wp-content/plugins/accountancy-old/ 1 - /css/wp-admin/css/colors/ 1 - /wp-includes/blocks/avatar/ 1 - /wp-content/plugins/wp-automatic/css/style.css 2 - /dup-installer/main.installer.php 1 - /wp-content/wp-content/patior/ 1 - /sito/wp-includes/wlwmanifest.xml 41 - /wp-includes/blocks/shortcode/ 1 - /wordpress 11 - /qwe.php 1 - /emergency.php 1 - /home 11 - /wp2/wp-includes/wlwmanifest.xml 41 - /motorji/ 1 - /wp-content/plugins/one-click-demo-import/vendor/ 1 - /wp-login.php 4 - /ads.txt 1 - /nuovosito/ 1 - /wp-content/plugins/bfiyvjs/ 1 - /wp-includes/blocks/block/ 1 - /wp-content/plugins/woocommerce-pdf-invoices-packing-slips/ubl/Repositories/ 1 - /website/wp-includes/wlwmanifest.xml 41 - /robots.txt 44 - /wp-checkbex.php 1 - /wp-content/plugins/dapeasyinstaller/ 1 - /wp-includes/wlwmanifest.xml 39 - /wp-content/uploads/slideshow-gallery/ 1 - /wp-content/plugins/woozone/lib/frontend/js/frontend.js 1 - /blog/wp-includes/wlwmanifest.xml 41 - /test/wp-includes/wlwmanifest.xml 41 - /new 11 - /cms/wp-includes/wlwmanifest.xml 41 - /backup 11 - /2020/wp-includes/wlwmanifest.xml 5 - /wp-content/plugins/woo-maxicashgateway_woo2-82/ 1 - /main 11 - /security.txt 1 - /style.php 1 - /.well-known/security.txt 1 - /wp-content/plugins/forminator/addons/pro/ 1 - /naujienos/ 1 - /2018/wp-includes/wlwmanifest.xml 36 - /wp-admin/css/vsfbd/ 1 - /xmlrpc.php 41 - /humans.txt 1 - /shop/wp-includes/wlwmanifest.xml 41 - /bc 11 - /wp-content/plugins/houzez-theme-functionality/extensions/ 1 - /wp-includes/rest-api/fields/cache/ 1 - /old 11 - /sitemap.xml 2 - /wp-content/plugins/startklar-elmentor-forms-extwidgets/assets/dropzone/basic.css 1 - /wp-content/themes/xstore/js/portfolio.min.js 1 - /site/wp-includes/wlwmanifest.xml 41 - /index.php 1 - /web/wp-includes/wlwmanifest.xml 41 - /wp-head.php 1 - /wp-content/plugins/wp-pregoes/ 1 - /wp/wp-includes/wlwmanifest.xml 41 - /wp-content/uploads/fonts/ 1 - /wp-includes/Requests/src/Exception/Http/ 1 - /bk 11 - /wp-content/uploads/6caOMX9O/ 1 - /wp1/wp-includes/wlwmanifest.xml 41 - END_SIDER_404 # Host - Pages - Hits - Bandwidth - Last visit date - [Start date of last visit] - [Last page of last visit] # [Start date of last visit] and [Last page of last visit] are saved only if session is not finished # The 25 first Hits must be first (order not required for others) BEGIN_VISITOR 165 170.249.197.58 10 10 640 20240502143227 146.70.205.100 6 6 0 20240531162604 84.17.34.47 6 6 0 20240525143057 193.148.16.102 6 6 0 20240528015831 193.148.16.108 6 6 0 20240525035111 34.23.29.198 3 3 0 20240529012918 35.231.36.76 3 3 0 20240515105620 8.134.189.66 3 3 0 20240531094104 34.145.158.23 3 3 0 20240512084614 34.162.150.150 3 3 0 20240505175624 34.94.192.204 3 3 0 20240509124242 34.174.247.15 3 3 0 20240521130213 35.204.20.216 3 3 0 20240509111626 34.125.82.185 3 3 0 20240514115923 34.174.26.42 3 3 0 20240524131954 35.236.15.132 3 3 0 20240505174642 35.203.242.198 3 3 0 20240505222248 34.94.179.64 3 3 0 20240513122026 34.174.69.112 3 3 0 20240522173019 34.16.166.231 3 3 0 20240520153531 34.162.96.205 3 3 0 20240505143038 204.15.110.167 3 3 0 20240526043753 35.221.34.226 3 3 0 20240509121931 34.174.188.111 3 3 0 20240512173503 35.227.107.156 3 3 0 20240515104059 18.221.155.117 2 2 174 20240502143654 188.166.28.172 1 1 0 20240522151500 146.70.107.10 1 1 0 20240511173952 34.222.234.198 1 1 87 20240502143654 205.169.39.192 2 2 0 20240502144218 54.188.62.223 1 1 0 20240511114043 146.190.24.12 1 1 0 20240506044832 93.158.90.46 1 1 0 20240517224720 18.143.148.46 1 1 87 20240502143655 176.111.174.153 1 1 0 20240527184107 111.7.96.173 1 1 0 20240523024959 65.154.226.167 1 1 0 20240502143816 66.135.2.54 1 1 0 20240527055337 13.48.127.153 1 1 87 20240502143654 34.79.154.229 1 1 0 20240522015623 188.166.105.250 1 1 0 20240510155834 107.22.68.97 2 2 0 20240502144416 65.154.226.169 2 2 0 20240524031035 45.76.233.170 1 1 0 20240531072348 15.237.113.195 2 2 0 20240512181504 111.7.96.179 1 1 0 20240526013914 65.154.226.168 1 1 0 20240523141111 134.122.102.124 1 1 0 20240520163559 165.22.228.175 1 1 0 20240526064447 83.97.73.239 2 2 0 20240526152534 68.183.39.180 1 1 0 20240502164845 199.244.88.227 1 1 0 20240506043716 185.12.250.104 1 1 0 20240506214754 108.61.242.132 1 1 0 20240524082017 138.201.154.74 2 2 0 20240505130717 111.7.96.180 1 1 0 20240526013857 206.189.247.132 1 1 0 20240506114219 134.122.15.235 1 1 0 20240524160757 36.99.136.137 1 1 0 20240526013814 105.113.16.167 1 1 0 20240530171451 89.47.55.151 2 2 0 20240504013045 35.219.239.72 1 1 0 20240513152544 161.35.134.193 1 1 0 20240518160505 8.41.221.54 2 2 0 20240505032306 34.78.49.210 1 1 0 20240513052244 216.126.231.196 1 1 0 20240518121614 206.189.152.194 1 1 0 20240519080109 64.227.164.215 1 1 0 20240504170915 197.242.157.235 1 1 0 20240505062912 54.179.159.246 1 1 87 20240502143654 64.23.239.8 1 1 0 20240506180100 205.210.31.204 1 1 0 20240521154501 164.90.156.76 1 1 0 20240506043524 195.90.221.76 2 2 0 20240525031516 65.154.226.171 1 1 0 20240502143816 104.200.76.246 1 1 0 20240515014713 79.137.199.130 1 1 0 20240516184936 54.244.203.125 1 1 87 20240502143654 149.88.108.4 1 1 0 20240506114218 205.210.31.45 1 1 0 20240517090955 138.197.40.168 1 1 0 20240526155757 54.149.246.127 1 1 0 20240506234617 85.209.11.117 2 2 0 20240531014828 198.235.24.90 1 1 0 20240504055304 199.244.88.224 1 1 0 20240527060125 199.192.18.45 2 2 0 20240512080006 198.13.62.122 1 1 0 20240505012356 159.89.125.39 1 1 0 20240530174501 93.158.91.34 1 1 0 20240523111329 23.178.112.207 1 1 87 20240502143654 15.204.183.221 2 2 0 20240504082801 178.128.243.107 1 1 0 20240511224305 34.140.254.118 1 1 0 20240522015625 164.90.177.129 1 1 0 20240520013802 35.231.250.26 3 3 0 20240527090702 35.227.98.73 3 3 0 20240529204526 205.169.39.151 2 2 0 20240502144211 34.16.131.53 3 3 0 20240513091643 23.94.55.64 1 1 0 20240514212219 64.23.252.190 1 1 0 20240504033858 45.158.184.177 1 1 0 20240505222228 39.48.188.141 3 3 0 20240507052031 198.235.24.211 1 1 0 20240516185603 136.243.94.103 1 1 0 20240510051527 178.254.29.124 1 1 0 20240507164229 13.53.130.71 1 1 87 20240502143654 128.90.119.137 1 1 0 20240505062911 34.125.171.147 3 3 0 20240519103635 34.90.136.217 3 3 0 20240515112437 52.41.96.173 1 1 0 20240519082340 94.247.172.129 1 1 0 20240521092609 34.122.147.229 1 1 0 20240502143817 34.79.84.211 1 1 0 20240522015655 128.90.119.92 1 1 0 20240511173952 159.65.226.160 1 1 0 20240507052302 154.47.23.111 3 3 0 20240517133711 64.176.193.241 1 1 0 20240523134733 35.88.202.75 1 1 0 20240503072525 161.35.50.170 1 1 0 20240526080351 128.90.119.201 1 1 0 20240506114218 35.195.122.204 1 1 0 20240522015651 198.235.24.5 1 1 0 20240509215049 111.7.96.169 1 1 0 20240523025202 68.183.85.224 1 1 0 20240518072540 104.238.130.218 1 1 0 20240529060502 34.16.180.203 3 3 0 20240517100456 34.85.163.160 3 3 0 20240505174252 204.15.110.165 3 3 0 20240521020358 114.160.71.81 1 1 0 20240505151201 64.227.180.39 1 1 0 20240505045403 204.15.110.135 3 3 0 20240510011220 164.90.229.199 1 1 0 20240503052255 154.47.23.119 2 2 0 20240524132717 34.75.16.221 3 3 0 20240531092056 34.73.201.20 3 3 0 20240505144815 161.123.33.36 1 1 0 20240505222233 34.174.102.55 3 3 0 20240526132239 35.199.26.233 3 3 0 20240528054732 155.138.193.206 1 1 0 20240526061636 68.183.245.101 1 1 0 20240506114219 54.185.151.118 1 1 0 20240519082339 23.178.112.205 1 1 87 20240502143655 178.128.116.8 1 1 0 20240508045441 61.48.133.81 1 1 0 20240506013545 92.118.57.47 1 1 0 20240519071945 83.97.112.37 2 2 0 20240506070312 155.138.221.198 1 1 0 20240527060103 82.47.185.154 1 1 0 20240511173953 205.210.31.198 1 1 0 20240504001806 46.101.16.241 1 1 0 20240511222716 146.190.227.192 1 1 0 20240528175336 3.85.28.163 2 2 0 20240502144416 165.231.253.246 1 1 0 20240505062915 155.138.237.107 1 1 0 20240528071435 93.158.91.253 1 1 0 20240512084807 149.56.150.38 1 1 0 20240517030737 34.125.58.109 3 3 0 20240512142045 149.56.150.134 2 2 0 20240517030724 35.95.11.215 1 1 0 20240531081350 64.23.187.204 1 1 0 20240508163341 207.244.124.105 1 1 0 20240511173952 104.248.174.145 1 1 0 20240512174348 143.198.182.47 1 1 0 20240520063923 36.99.136.129 1 1 0 20240523025231 34.23.37.60 3 3 0 20240512234214 END_VISITOR # Date - Pages - Hits - Bandwidth - Visits BEGIN_DAY 30 20240502 32 32 1510 18 20240503 2 2 0 2 20240504 8 8 0 6 20240505 30 30 0 16 20240506 13 13 0 12 20240507 5 5 0 3 20240508 2 2 0 2 20240509 10 10 0 4 20240510 7 7 0 5 20240511 7 7 0 7 20240512 18 18 0 8 20240513 8 8 0 4 20240514 4 4 0 2 20240515 11 11 0 5 20240516 3 3 0 3 20240517 12 12 0 7 20240518 3 3 0 3 20240519 7 7 0 5 20240520 6 6 0 4 20240521 8 8 0 4 20240522 9 9 0 7 20240523 6 6 0 6 20240524 8 8 0 5 20240525 13 13 0 3 20240526 14 14 0 10 20240527 7 7 0 5 20240528 11 11 0 4 20240529 7 7 0 3 20240530 2 2 0 2 20240531 13 13 0 6 END_DAY # Session range - Number of visits BEGIN_SESSION 1 0s-30s 171 END_SESSION # URL - Pages - Bandwidth - Entry - Exit # The 25 first Pages must be first (order not required for others) BEGIN_SIDER 13 / 266 0 161 161 /.well-known/acme-challenge/QChMJYPtbkpiyq-PSsaWjkBpbGmOSLdEf5L3SNoYUWw 5 435 4 5 /.well-known/acme-challenge/gqb6lyKRQWymo78CmCStCwWsIlR_vzOO7uEE4tGURs0 5 435 5 4 /.well-known/acme-challenge/8J503LIB4J94B8MKJOICCJTFP0KX9YED 1 64 0 0 /.well-known/acme-challenge/F1N0JNF366XNIAG_HAOOR2NE_YNA19P- 1 64 1 0 /.well-known/acme-challenge/X6_DG39RLCGD016QRF8P3O31T6KPN7X8 1 64 0 0 /.well-known/acme-challenge/R7RR86B1HT-M0WY_NNW3D7HQC4XOEIQX 1 64 0 1 /.well-known/acme-challenge/7EDGQZMHLOX_MKKULRW_VXMV5HWOGXZC 1 64 0 0 /.well-known/acme-challenge/3I5TFK0QM5UWSQ115BLRE0XI2SKM-NZ4 1 64 0 0 /.well-known/acme-challenge/FWK_WPWOS92GJ3U2B-K7GEF8KI5AEZK4 1 64 0 0 /.well-known/acme-challenge/8SY525MHUYXI_E2ME63LGWTKKHNNE071 1 64 0 0 /.well-known/acme-challenge/3CW71MQCF74JQVSEEZH6JWT-Q-CSRQB_ 1 64 0 0 /.well-known/acme-challenge/6UWH2_W2FJRU9DPVVUQMWJS83MZJCSZ1 1 64 0 0 END_SIDER