It looks like this is a web page, not a feed. I looked for a feed associated with this page, but couldn't find one. Please enter the address of your feed to validate.

Source: https://blog-affglcdor.mit-edu.top/post/8594672013

  1. <!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="390"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "blog-affglcdor.mit-edu.top",cType: 'managed',cRay: '90f7ca655d70399a',cH: '5P0xmxZp9xbYaDESNXSNjPsAIxzZVDecPI7ffT22I8Y-1739145329-1.2.1.1-C8UJkyjeotx4Jz.XyZqwLms4VNTUX3ELGddmh6ixpPGpfAgxrg3oqh_Gj23ovdcQ',cUPMDTk: "\/post\/8594672013?__cf_chl_tk=T4iIQcknku25cRHwBEx907iODQj7u_bRthg6nOGkFNg-1739145329-1.0.1.1-hxi2sPJ0YjM76UEVWDGQtUiye7wy41zh6Vqu5RrYNaM",cFPWv: 'g',cITimeS: '1739145329',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8594672013?__cf_chl_f_tk=T4iIQcknku25cRHwBEx907iODQj7u_bRthg6nOGkFNg-1739145329-1.0.1.1-hxi2sPJ0YjM76UEVWDGQtUiye7wy41zh6Vqu5RrYNaM",md: "iCn7rOshu32nugEWkbdfV_I51TZy6WHy0yBFTx5GHhM-1739145329-1.2.1.1-Whwu8eoQftrpTkFJNdwvoCUiQDmzS69VqLwyn4iBqxQpVedmWSGYMXZrhidteMeZdbYxRJQFkS1GgNgByUtjDGDdzIO7OKd8Hxziz6mEZI0_H7ptx5f8FCM3CCx7Q33FeqOopb4ABc.50j4EYdIGOg1DM3JhZznJrdkrUFimnm2aOblJAQB5EF..YfIEZwx5HQhSwopspHldUyXjE0.iU9rScAu95DPJBPorioOnYcuFW6xlBnO9Y.bORDO2Szm9RXxwz._ZESuMZJBdhZ1nqLWkSXbQ9qOfo2UHJcyFzZP6Ghcv.Jf4I7E7zahGdrLz4cA.tSU387xF8nSKk9ED.FPxsjJB.nFg.dZvU3YMkHmhz2qV6.dPdlSqhEPfwvKxabrbWOi8fUqxitUeJnQqGeSlr9Bwgl2cxlumojvY42tRQw2TUiniAo6oghKSXHHH55fPbEU9vRWooKS5O9ViCgrAObgmrETn3mZzuu6kebYDTKWl6PRpn81XhlvxL9Nnh3pIU.EpiqaLYni.q0MKRAcXLreoBOIVB9b9jiaoP10eyvcshSpeFBQ0vJjel4LADsg0VhXYLbSUSOsnnXHSJFvpp7driKHzbs6E2Ddk.J1MpXH6Z0iv.7aulXz9VkARxFOeM3TtvT64fWno9u8_NKPsKniQE0vHdJJjTweMZjI4btjakd6Zn_gyXhOjwmzENDg6QecJc4riQECKOemffHKjq1Qnz8PtflwnfRi6tD2qQxuu.uCUNQWK.klHKF9fhM10vZMO9E7YOWb6JVfCcR6hTaWcvXxdKASIpbc10QMQFRIqfhoH2HzWeIvhviyPN5C5_QXVHmJqMLotVKFOhDkOa.QpL95BU1HcpALVFjaVV9VNzixdv50elrKaZMduIpKJ62ZvtqHT5peJ7TFk3ea7BKfWldYHxrA9Bexp3bs6rauCC9XoT1GAlQiicqq2BWck2SllTo9GshHXwk20J0JFb1O4tCjxMtI70YkiVxg3rrOUiA9tait6zuW8ObgS6RsbhPk8U8biRuyRxuQVH3xUc.6u1sajP5eSjX7Gky9BIz06BUV6pAm352y6IWG9E95Ox43UOtW_8b6LSuYds2DIbhOdADrcNKQBjVV24jitnyZ4vfcRQUP7dHLLhjHnRyjbzjuHrAIpzPjKK34leftpOmoxQnlgVWG6Qv5bnO9EiDxRV9toT27u8828aDT_jOwIcFFHyf7wx_.r9jpGL6hM1tz.dwyPvoU7sRlcE3LL2J224PjAyJJog8PFVu5XDe7x57YQI9h7lEjmFTgkVaXJ_gAouZm2z9P7N99l2Iygtqn89rqzl__kvgwZZ_zyZjEH53gFTYN6lA6QVoOWkiKxv18h2L8.7_G0rE.Dsj7mHj13bXf4MEc9YXgZZn6sZGQgdp1Sd1hwiauEcUYDZZLlwoxArXl1UPfSMWRplEJmW_pMBU9S6If703iN8KUFZU3oLhawrieiRUpI13UAYIWLtDlkcsQUW5tTbfqjsPnRQyLCKAOAWKdx9U3jkGGiqrYG0c.u6twbHAEbHqA.3t4FX.hgzFNBJ99rwPyOJQoQhJPWZWsSzZ9hIcENHPkVtQxrev1KOiHJ_h3xXRo1dUhU972LJk1sDD6MCIoJG_WX93Z4wDITD.RhYdL8_ZPTjKkymKIHIa45XHbGgwVQTfPuP1leaNVouQiO8ygSQZQDZm1NCaRvEmWUUOQk3g7TsOmkjQDEo_GhfWs4ClAkOkq2XP3qzPNeUz81zgA1MlCW8g6KThSTSvFKxoibdW_s1XhA23HLMeF1rIpkLci38uRgPoW.hjNe_d8785ImWioSnRo4BVIZA.JWhwr_GxR1kiL18J3X1Ws.hS6DWf1sTEpJfzZKxHkeYCdt11jJNBoFaPXEG8t8N5VLVyxkMVI9cBI2oxreU3FmGlaak6k1QxpGmzgNWZAX4XzhAGTC1tzg.Lcdy3mORebbzXnLnX2cpuw.E1IyEpbftdlCpCRG7SBsX49rYzSd9QNmYC6YkFUurQGWSikYepSyUH16uF03vwMI1wBPLAe4QVFXNfMLqU28tEUFe53qb3NdWYgzNykhHv.5JA4fF1egK0ErIC._lYwm9QFprKnwwIC6j.36DGL6dIzSCgbG92NWRKPKytZCsxULNZwnIUhVpTSHhkIszmo5XjZS5X5MYrm.9WPj4JVMoDMkpWcGqcnGKPv4wvNlrG0R9WN3Y58NE8EdcPmi",mdrd: "DB.JSZBkbU1YJWWeO.4m6ozWq9IetqKIc0XEiVlHDYU-1739145329-1.2.1.1-kn42URYvLFhcIYyTD7VG6tk8bfSDIrjj40St9uDobUYFaeM_3nYfPTpSS.4sfKA2syTbfAbi_WKdtF.HpiGHGXxW3isRqZYt.h736HYzykonz2RqBINbPrcu1LfnaAsfbjZ4WgIeZi2wp.pVt0SddWC14Pbqbtqqxom_fOHBIhbfo5aiAfSRjSFNx7PSLo3UE2.h0mDYG5IehXu.7T.nFfVLBvnJESRLgxfOpiQyd2cfNohmNixpGYRpnvwnyJmcbi2wJVebRg9QA_wvWEGam8j.KP3mEBueZrrCEMyExeTVfuO5_Nufrfs.kwK8NkgnoV9rof7kFPeL5v5fsjNWSzPtWVyfn9csXK2kisOsAtfv3MWDEZ0i55IId9prsrAAhhnEiM8F.ZflFFQHzsanjQoN4pLjiuBtdTqD9jDqDYS2twGPFssaX1tr8bZXkhjpIoxh7viROf3DyIcjbe7NPGXvGpHQg81p6Zlcrh5i1rUBcRojvVm3dueLcqljA2VUzhVQIXx4AkkcFctc4tTJJe7ADLfrNS8kYIKhS6_FgVgoV9HplhpMMCNmlpqkCfMbz1RYYyZJfBe_Me1JsMxGfcRlwc6mtWxDQHnS3D89uOYKBCp..9FBk9w3WMvCoCtacVsU5bUeKgKOSehGd3fvNCcEQ.QPNshKGOFXiGKccl0tKtRcySnT8nC.uuonNdfO3SbRyk8pO6IG1QqfDrT_X8AxdSMQj64VPKMwWUPcjw1Nzrq51rhJp4b164.dAaimJ_Qr8EI2uUrCgaV4yX3ycrwXYhCG9vKKJGSoVybDdTWnrZ1ZKS4jjeexrXLqq_OqeSR_9twDDAXk8jUKkp_7D8TWEU38qxUDMT6XS5RAJHYS3cvpfiwUSJ37IeLorfeZJNIZAk0RFNCtRfKKipNsD.XMvErEAUyMvs3K0BPHupVi8ECg85JK2UFwAKQ0f4iGooPDRle4GJnrJ96RuFBpiI7JNVjlHfDZ2KV5NejExJc3MKgAHVfPP44o4M6Fe4ls2K_7U2hDSqcbgRmjXIUuw3Igd79quz8Fb5n2BM.lDZwkgE10vAwZg6FtkQw3kXqzpY9jEZcD7sXRgKlRy50OFOu541oK4T3AhaEz9AqT8oqVRec1LRQqbTSYVqEe02EpbyAOWYVY12.RJV6c57VgqNEaHDKWhDuUcsTXvb.2LW0FEy2MvErI_kvzX3fGeJCp9ReED7jssGSg5EVpzFixNM6jSuTPCKeyinsxSxAxHK_wLp21Lktl4Z5ATTPcum2g5g9I1ZPcnuICMlqDUarFpcO2DYQsC.bzkMCcatVBUVYhYdU6_XV91Nja2ZfJjfNe6FJt_U_sQc75FtAphBpkrSQk7h6qjZ8l2aAfSkzEw2CcNIuXW5tFBEdaSvOeCyIDe_tVrN1FZrLfqqQpHxjuVIGSv6vvUM8TpjeddRMyJgEMKBZ8uy1gfxznfTwYA7mV7gNBK0Q5z_BUgPiFseUO9.54EddOSezJIS7mrDS71J3h3EpcK4O3xPK2C29Iz4WqOJX699AKk_qwWQCy6yRzaBog3h3vSy.niGg385Hsidg9UubstM44O6F_bj3FcJWXVD3S7nPly_KagvXeUPRRvRYwlJ31jR81SEOB0pAr811ff9zEOZ0YHK.JvVmO8UT0HxviPqGplpzOk8UpvQxDv5iyE3zWSXb3iOjaZk7iJLCSSy9IrW8g5oFOVW1ZXQTkHW5s9K17Cn9zRuuyzSlHCXlw10D8jtVq9.Cxh.iYtasXfT5N7FYWq7eZscwnW8WeViQ54g5QtnxJVDQmmtWuag"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7ca655d70399a';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/post\/8594672013?__cf_chl_rt_tk=T4iIQcknku25cRHwBEx907iODQj7u_bRthg6nOGkFNg-1739145329-1.0.1.1-hxi2sPJ0YjM76UEVWDGQtUiye7wy41zh6Vqu5RrYNaM" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>
Copyright © 2002-9 Sam Ruby, Mark Pilgrim, Joseph Walton, and Phil Ringnalda