AWSTATS DATA FILE 7.8 (build 20200416) # If you remove this file, all statistics for date 202203 will be lost/reset. # Last config file used to build this data file was /home/omsk/tmp/awstats/awstats.water.omsk.vip.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 2007 POS_TIME 2681 POS_VISITOR 15045 POS_DAY 15985 POS_DOMAIN 3420 POS_LOGIN 3710 POS_ROBOT 3865 POS_WORMS 4068 POS_EMAILSENDER 4199 POS_EMAILRECEIVER 4342 POS_SESSION 16701 POS_SIDER 16909 POS_FILETYPES 4477 POS_DOWNLOADS 4602 POS_OS 4650 POS_BROWSER 4791 POS_SCREENSIZE 5157 POS_UNKNOWNREFERER 5231 POS_UNKNOWNREFERERBROWSER 5826 POS_ORIGIN 6330 POS_SEREFERRALS 6476 POS_PAGEREFS 6637 POS_SEARCHWORDS 6785 POS_KEYWORDS 6937 POS_MISC 2345 POS_ERRORS 6996 POS_CLUSTER 3566 POS_SIDER_404 7140 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 20220401044635 2 255 14680778420047 FirstTime 20220301023004 LastTime 20220331154830 LastUpdate 20220401170538 2 0 1 0 0 TotalVisits 190 TotalUnique 21 MonthHostsKnown 0 MonthHostsUnknown 21 END_GENERAL # Misc ID - Pages - Hits - Bandwidth BEGIN_MISC 10 AddToFavourites 0 0 0 TotalMisc 0 0 0 JavaEnabled 0 0 0 WindowsMediaPlayerSupport 0 0 0 DirectorSupport 0 0 0 QuickTimeSupport 0 0 0 FlashSupport 0 0 0 JavascriptDisabled 0 0 0 PDFSupport 0 0 0 RealPlayerSupport 0 0 0 END_MISC # Hour - Pages - Hits - Bandwidth - Not viewed Pages - Not viewed Hits - Not viewed Bandwidth BEGIN_TIME 24 0 8 8 0 8 8 760 1 15 15 193094 188 188 6569838 2 9 9 0 1 1 1 3 9 9 98707 188 188 6499956 4 116 116 652148 24 25 629008 5 7 7 0 178 178 12373881 6 6 6 0 1 1 94387 7 62 62 328239 8 8 279548 8 9 9 94387 2 27 1886949 9 10 10 100794 6 6 349450 10 1287 1287 2533399 4 4 139784 11 1391 1453 10889717 0 6 279702 12 7 7 0 0 0 0 13 59 59 340248 16 16 559116 14 11 11 1 2 2 188779 15 16 16 0 0 0 0 16 24 24 98707 187 187 6430064 17 6 6 0 0 0 0 18 583 583 441672 4 4 139784 19 2610 2610 1426415 196 196 6989194 20 1207 1207 621631 0 0 0 21 154 154 64533 0 0 0 22 63 63 418418 20 20 280328 23 1759 1759 12109025 11 11 349440 END_TIME # Domain - Pages - Hits - Bandwidth # The 25 first Pages must be first (order not required for others) BEGIN_DOMAIN 4 us 5212 5274 17215520 gb 2518 2518 1293260 ru 1696 1696 11801561 cn 2 2 100794 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 2 no_user_agent 3 283166 20220311141436 0 unknown 2 134 20220327115117 2 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 3 js 62 1060181 0 0 php 9075 25450352 0 0 html 353 3900602 0 0 END_FILETYPES # Downloads - Hits - Bandwidth BEGIN_DOWNLOADS 0 END_DOWNLOADS # OS ID - Hits BEGIN_OS ID - Hits - Pages 5 win10 9273 9211 Unknown 211 211 macosx10 3 3 macosx15 2 2 androidnougat 1 1 END_OS # Browser ID - Hits - Pages BEGIN_BROWSER 14 firefox77.0 2 2 firefox90.0 1 1 chrome39.0.2171.95 1 1 chrome84.0.4147.105 66 4 chrome95.0.4638.69 2655 2655 chrome92.0.4515.107 1 1 Unknown 210 210 mozilla 1 1 chrome78.0.3904.108 2518 2518 chrome80.0.3987.149 1694 1694 chrome90.0.4430.85 334 334 chrome41.0.2227.1 2 2 chrome79.0 2004 2004 chrome60.0.3112.107 1 1 END_BROWSER # Screen size - Hits BEGIN_SCREENSIZE 0 END_SCREENSIZE # Unknown referer OS - Last visit date BEGIN_UNKNOWNREFERER 5 WordPress/5.4.9;_http://water.omsk.vip 20220311141407 wp_is_mobile 20220323194528 Mozilla/5.0_(compatible;_CensysInspect/1.1;__https://about.censys.io/) 20220315232125 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 20220302015725 WordPress/5.4.10;_http://water.omsk.vip 20220331154830 END_UNKNOWNREFERER # Unknown referer Browser - Last visit date BEGIN_UNKNOWNREFERERBROWSER 4 wp_is_mobile 20220323194528 WordPress/5.4.9;_http://water.omsk.vip 20220311141407 WordPress/5.4.10;_http://water.omsk.vip 20220331154830 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 20220302015725 END_UNKNOWNREFERERBROWSER # Origin - Pages - Hits BEGIN_ORIGIN 6 From0 5534 5548 From1 348 348 From2 1 1 From3 0 0 From4 3545 3593 From5 0 0 END_ORIGIN # Search engine referers ID - Pages - Hits BEGIN_SEREFERRALS 1 www_bing_com 1 1 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 6 404 626 43752151 302 12 0 401 4 1508 301 415 0 400 13 13 500 1 2997 END_ERRORS # URL with 404 errors - Hits - Last URL referrer BEGIN_SIDER_404 290 /templates/beez3/cgialfa 4 www.bing.com /templates/beez3/alfacgiapi 4 www.bing.com /404.php 1 - /wp-content/plugins/woocommerce-upload-files/js/wcuf-admin-menu.js 1 - /k.php 1 - /w.php 1 - /wp-file.php 1 - /blog/wp-admin/includes/ 1 www.google.com /o.php 1 - /wordpress/wp-login.php 1 http://water.omsk.vip /content.php 1 - /owl.php 1 - /beence.php 4 www.bing.com /rss.php 1 - /wp-content/plugins/ait-csv-import-export/changelog.txt 1 - /uploader.php 1 - /wp-content/plugins/superlogoshowcase-wp/css/sls-wp-admin.css 1 - /wp-content/plugins/shortcode-addons/readme.txt 1 - /leafmailer2.8.php 1 - /2index.php 2 - /xindex.php 5 www.bing.com /g.php 1 - /wp-content/plugins/wp-file-manager/readme.txt 1 - /ALFA_DATA 4 www.bing.com /wp-content/uploads/alfacgiapi 4 www.bing.com /wp-content/plugins/dzs-zoomsounds/savepng.php 1 - /wp-admin/alfacgiapi 4 www.bing.com /wp-content/plugins/super-interactive-maps/css/sim-wp-admin.css 1 - /7.php 1 - /mini.php 1 - /wp-content/alfacgiapi 4 www.bing.com /wi.php 1 - /q.php 1 - /wp-content/plugins/backup_index.php 4 www.bing.com /5.php 1 - /j.php 1 - /4price.php 1 - /it.php 1 - /11index.php 1 - /xleet.php 5 www.bing.com /uploads/up.php 1 - /shells.php 4 www.bing.com /site/wp-admin/includes/ 1 www.google.com /wp-content/db-cache.php 4 www.bing.com /error.php 4 www.bing.com /wp-content/plugins/angwp/__%20UPDATES.txt 1 - /wp-content/themes/config.bak.php 4 www.bing.com /lf.php 1 - /wp-content/plugins/wpconfig.bak.php 4 www.bing.com /DKIZ.php 1 - /wp-includes/ALFA_DATA 4 www.bing.com /shell.php 5 www.bing.com /gank.php.PhP 4 www.bing.com /sites/all/libraries/elfinder/elfinder.php.html 1 - /up.php 5 www.bing.com /small.php 1 - /l.php 1 - /lol.php 1 - /_profiler/phpinfo 2 - /wp-content/plugins/superstorefinder-wp/css/ssf-wp-admin.css 1 - /wp-wso.php 1 - /wp-content/fw.php 1 - /wp-content/plugins/woocommerce-jetpack/readme.txt 1 - /wp-content/plugins/masterstudy-lms-learning-management-system/readme.txt 1 - /wp-content/plugins/emails-verification-for-woocommerce/readme.txt 1 - /alexus-mailer.php 1 - /wp-content/mu-plugins-old/ 4 www.bing.com /wp2.php 1 - /alexus.php 1 - /wp-content/plugins/capabilities-pro/readme.txt 1 - /wp-includes/alfacgiapi 4 www.bing.com /demo328/fw.php 1 - /wp-admin/ALFA_DATA 3 www.bing.com /.well-known/ALFA_DATA 4 www.bing.com /data.php 1 - /kn.php 1 - /xx.php 1 - /mailer.php 1 - /mrjn.php 1 - /wp-admin/style.php 4 www.bing.com /edit-form.php 1 - /rahma.php 1 - /export.php 4 www.bing.com /wordpress/wp-admin/includes/ 1 www.google.com /i.php 1 - /p.php 1 - /.well-known/alfacgiapi 4 www.bing.com /t.php 1 - /kindex.php 1 - /fw.php 1 - /if.php 1 - /wp-content/uploads/ALFA_DATA 4 www.bing.com /wp-configer.php 1 - /ohayo.php 1 - /upload.php 5 www.bing.com /0.php 1 - /new-index.php 1 - /wp-content/plugins/themegrill-demo-importer/readme.txt 1 - /wp/wp-admin/includes/ 1 www.google.com /wikindex.php 6 www.bing.com /a.php 5 www.bing.com /qindex.php 5 www.bing.com /config.php 4 www.bing.com /stindex.php 1 - /templates/beez3/ 4 www.bing.com /wp-content/outcms.php 4 www.bing.com /2.php 1 - /haxor.php 1 - /priv8.php 1 - /x.php 5 www.bing.com /class-wp-widget-archives.php 1 - /ups.php 5 www.bing.com / 6 - /blog/wp-login.php 1 http://water.omsk.vip /wp-content/uploads/cgialfa 4 www.bing.com /100.php 1 - /111nocache.php 1 - /.fk.php 1 - /MARIJUANA.php 1 - /wp-one.php 1 - /alfa.php 5 www.bing.com /root.php 1 - /olu.php 1 - /minimo.php 1 - /m.php 1 - /css.php 4 www.bing.com /Gel.php 1 - /e.php 1 - /WSO.php 1 - /defau1t.php 5 www.bing.com /xmrlpc.php 4 www.bing.com /s_ne.php 4 www.bing.com /new.php 1 - /wp-admin.php 5 www.bing.com /xox.php 1 - /sites/default/files/cgialfa 4 www.bing.com /s_e.php 4 www.bing.com /10.php 1 - /leaf.php 1 - /admin/controller/extension/extension/cgialfa 4 www.bing.com /symlink.php 1 - /6.php 1 - /archives.php 4 www.bing.com /radio.php 6 www.bing.com /wp-confirm.php 1 - /wp-content/plugins/wp-automatic/css/wp-automatic.css 1 - /alexuse.php 1 - /wso2.php 1 - /vuln.php 1 - /mar.php 1 - /admin.php 1 - /wp-content/cgialfa 4 www.bing.com /wp-admin/css/colors/modern/ 6 binance.com /V3.php 1 - /wp-content/ALFA_DATA 4 www.bing.com /cms.php 1 - /87.php 1 - /file-manager.php 1 - /templates/beez3/ALFA_DATA 4 www.bing.com /sym.php 1 - /FoxWSOv1.php 1 - /wp/wp-login.php 1 http://water.omsk.vip /wp_wrong_datlib.php 5 www.bing.com /z.php 5 www.bing.com /app-ads.txt 2 - /nasgor.php 1 - /wp-includes/PHPMailer/ 6 binance.com /wp-admin/includes/class-wp-media-list-data.php 1 - /wp-content/export.php 4 www.bing.com /wp-info.php 1 - /wp-content/plugins/iwp-client/readme.txt 1 - /wp-includes/cgialfa 4 www.bing.com /wp-blog.php 1 - /xxx.php 1 - /hello.php 1 - /xmlrpcs.php 4 www.bing.com /sites/default/files/alfacgiapi 4 www.bing.com /7yn.php 1 - /wp-admin/cgialfa 4 www.bing.com /wp-backup-sql-302.php 4 www.bing.com /fx.php 1 - /alwso.php 1 - /wso.php 5 www.bing.com /r.php 1 - /wp-includes/sitemaps/ 6 binance.com /alfa123.php 1 - /admin/controller/extension/extension/alfacgiapi 4 www.bing.com /test.php 4 www.bing.com /lock360.php 4 www.bing.com /style.php 4 www.bing.com /FoxWSO.php 1 - /www.php 1 - /old-index.php 5 www.bing.com /xl.php 1 - /wp-content/mu-plugins/db-safe-mode.php 3 www.bing.com /alex.php 1 - /403.php 1 - /13.php 1 - /wp-content/plugins/capability-manager-enhanced/readme.txt 1 - /kiss.php 1 - /alexusmailer%202.0.php 1 - /41.php 1 - /1.php 5 www.bing.com /3.php 1 - /defau11.php 4 www.bing.com /doc.php 5 www.bing.com /.wp-cache.php 1 - /moduless.php 4 www.bing.com /send.php 1 - /cgialfa 4 www.bing.com /sindex.php 1 - /baindex.php 1 - /f.php 1 - /nee.php 1 - /wp-ad.php 1 - /wp-includes/wp-class.php 4 www.bing.com /wp-content/plugins/ubh/up.php 4 www.bing.com /wp-includes/css/wp-config.php 4 www.bing.com /9.php 1 - /wp-content/plugins/wp-pinterest-automatic/changelog 1 - /c99.php 1 - /leafmailer.php 1 - /wp-content/plugins/vc-tabs/readme.txt 1 - /bb.php 1 - /c.php 1 - /wp.php 5 www.bing.com /wp-content/plugins/shopp/readme.txt 1 - /wp-signin.php 4 www.bing.com /ws.php 1 - /utchiha.php 1 - /wso1.php 1 - /about.php 4 www.bing.com /autoload_classmap.php 1 - /media-admin.php 5 www.bing.com /XxX.php 1 - /v.php 1 - /bypass.php 1 - /wp-includes/sitemaps/providers/ 6 binance.com /wp-content/plugins/advanced-import/readme.txt 1 - /.env 5 - /anone.php 1 - /1337.php 1 - /8.php 1 - /b.php 1 - /blog.php 1 - /wp-content/plugins/e-signature/page-template/default/style.css 1 - /wp-booking.php 4 www.bing.com /wp-content/plugins/wp-time-capsule/readme.txt 1 - /wp-content/plugins/ulisting/readme.txt 1 - /wp-plugins.php 4 www.bing.com /ads.txt 2 - /0byte.php 1 - /shx.php 1 - /sym403.php 1 - /wso1337.php 1 - /3301.php 1 - /V5.php 1 - /h.php 1 - /system_log.php 4 www.bing.com /config.bak.php 4 www.bing.com /d.php 1 - /.well-known/cgialfa 4 www.bing.com /sendmail.php 1 - /sites/default/files/ALFA_DATA 4 www.bing.com /Sendemail.php 1 - /alf.php 1 - /777.php 1 - /4.php 1 - /y.php 1 - /wp-content/plugins/mstore-api/readme.txt 1 - /unix.php 1 - /wp-content/plugins/dzs-zoomsounds/admin/admin.css 1 - /wp-content/plugins/image-hover-effects-ultimate/readme.txt 1 - /u.php 1 - /n.php 1 - /wp-includes/css/css.php 4 www.bing.com /wp-includes/images/css.php 4 www.bing.com /kk.php 1 - /olux.php 5 www.bing.com /admin/controller/extension/extension/ALFA_DATA 4 www.bing.com /ok.php 1 - /wp-content/plugins/wp-user-extra-fields/js/wpuef-configurator.js 1 - /alfacgiapi 4 www.bing.com /1index.php 6 www.bing.com /wp-content/plugins/wp-automatic/changelog 1 - /3index.php 6 www.bing.com /s.php 1 - /legion.php 4 www.bing.com /wp-confiig.php 1 - /wp-uploads.php 1 - 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 21 20.224.187.218 2655 2655 11987613 20220317112840 51.103.54.111 2518 2518 1293260 20220312210920 40.117.88.125 2004 2004 1067892 20220307200351 212.192.241.10 1694 1694 11686394 20220325232933 54.37.160.136 219 219 1299855 20220317041730 45.89.69.162 196 196 1 20220331154830 45.56.79.12 56 56 328239 20220305073649 65.21.90.38 55 55 324031 20220322225715 20.97.121.185 8 8 197414 20220316165131 20.213.163.51 5 5 98707 20220320014152 20.150.136.60 4 4 98707 20220323194528 1.116.195.130 2 2 100794 20220316091532 40.76.207.72 2 2 0 20220306014945 35.214.242.237 2 35 1207841 20220327114715 35.207.200.137 2 31 227662 20220327115124 3.65.11.127 1 1 94392 20220319201456 212.193.30.73 1 1 20780 20220308133904 18.224.173.169 1 1 94387 20220309220738 162.142.125.221 1 1 94392 20220315232125 212.192.241.149 1 1 94387 20220303081941 34.86.35.29 1 1 94387 20220302015725 END_VISITOR # Date - Pages - Hits - Bandwidth - Visits BEGIN_DAY 31 20220301 6 6 0 5 20220302 5 5 94387 5 20220303 5 5 94387 5 20220304 3 3 0 3 20220305 62 62 328239 7 20220306 6 6 0 5 20220307 2067 2067 1396131 8 20220308 8 8 20780 8 20220309 61 61 421256 7 20220310 7 7 0 5 20220311 6 6 1 5 20220312 2528 2528 1293260 7 20220313 12 12 98707 8 20220314 6 6 0 6 20220315 59 59 413860 7 20220316 12 12 199501 6 20220317 2713 2713 12312892 5 20220318 3 3 0 2 20220319 6 6 94392 6 20220320 11 11 98707 6 20220321 3 3 0 3 20220322 57 57 324031 3 20220323 8 8 98707 4 20220324 10 10 0 10 20220325 1705 1705 11686394 10 20220326 12 12 0 9 20220327 18 80 1435503 12 20220328 9 9 0 8 20220329 7 7 0 5 20220330 7 7 0 6 20220331 6 6 0 4 END_DAY # Session range - Number of visits BEGIN_SESSION 7 2mn-5mn 6 1h+ 7 15mn-30mn 4 0s-30s 150 5mn-15mn 3 30s-2mn 4 30mn-1h 16 END_SESSION # URL - Pages - Bandwidth - Entry - Exit # The 25 first Pages must be first (order not required for others) BEGIN_SIDER 52 /xmlrpc.php 5507 2417285 0 2 /wp-login.php 3363 23033066 0 3 /wp-cron.php 195 0 166 165 / 19 1793423 12 9 /wp-admin/includes/ 13 270140 1 1 /wp-admin/css/ 12 240972 6 0 /wp-includes/pomo/ 12 20472 0 0 /wp-includes/Text/Diff/ 12 14172 0 0 /wp-includes/IXR/ 12 30456 0 0 /wp-includes/Text/ 12 11796 0 0 /wp-includes/ 12 475200 0 0 /wp-admin/maint/ 12 9660 0 0 /wp-includes/Text/Diff/Renderer/ 12 10200 0 0 /wp-includes/ID3/ 11 46552 0 0 /wp-includes/widgets/ 11 48675 0 0 /wp-includes/Text/Diff/Engine/ 10 13780 0 0 /wp-includes/blocks/ 10 29840 0 0 /wp-load.php 9 0 4 0 /wp-content/upgrade/ 6 3822 0 0 /wp-includes/css/dist/ 6 13614 0 0 /wp-includes/images/media/ 6 13602 0 0 /wp-includes/js/ 6 126516 0 0 /wp-admin/css/colors/ 6 14460 0 0 /wp-admin/js/ 6 103122 0 0 /wp-admin/css/colors/midnight/ 6 9438 0 0 /wp-admin/upgrade.php 1 1 0 1 /wp-content/ 2 0 1 1 /feed/atom/ 4 17260 0 0 /wp-admin/css/colors/blue/ 6 9390 0 0 /wp-admin/css/colors/light/ 6 9402 0 0 /.well-known/ 6 4770 0 6 /wp-content/uploads/2022/02/ 6 3996 0 0 /wp-includes/images/wlw/ 6 7194 0 0 /wp-content/uploads/ 6 13278 0 0 /wp-admin/css/colors/coffee/ 6 9414 0 0 /wp-includes/images/crystal/ 6 14700 0 0 /wp-admin/images/ 6 77184 0 0 /wp-content/languages/ 6 36720 0 0 /feed/ 1 4000 0 0 /wp-json/wp/v2/users/ 6 3354 0 0 /wp-admin/css/colors/ocean/ 6 9402 0 0 /wp-includes/images/smilies/ 6 32382 0 0 /wp-admin/css/colors/sunrise/ 6 9426 0 0 /wp-includes/js/codemirror/ 6 12630 0 0 /wp-includes/css/ 6 47754 0 0 /wp-content/uploads/2022/03/ 6 3996 0 0 /wp-includes/js/plupload/ 6 13668 0 0 /wp-admin/css/colors/ectoplasm/ 6 9450 0 0 /wp-admin/js/widgets/ 6 19878 0 0 /wp-includes/fonts/ 6 9264 0 0 /wp-includes/images/ 6 35640 0 0 /product-details/ 2 186538 0 2 END_SIDER