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-823800924478.mit-edu.top/post/5967430218

  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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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-823800924478.mit-edu.top",cType: 'managed',cRay: '90fb02bcda9029be',cH: 's2ZgjMcK14.axu26G4Vj5K4fEcJcXVXpMF2kK5k0Ny8-1739179094-1.2.1.1-AshdS6CohBVDlPEtoSEFrDQoQc94VPkcXdDuPlceBTawwcqcYSQXDRW83oOtKVIJ',cUPMDTk: "\/post\/5967430218?__cf_chl_tk=97btbnSSIIX9.3GUv8zKH2vZMjaljpGytXX4dAq7CiU-1739179094-1.0.1.1-8bt5.SuTRx6ZbTiZxbVBXVuuoQ43EpptnOLDpbehRWE",cFPWv: 'g',cITimeS: '1739179094',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5967430218?__cf_chl_f_tk=97btbnSSIIX9.3GUv8zKH2vZMjaljpGytXX4dAq7CiU-1739179094-1.0.1.1-8bt5.SuTRx6ZbTiZxbVBXVuuoQ43EpptnOLDpbehRWE",md: "wNPS6TXfEtYc4oam4kl.JhFSOEBNEPaEI5gMQqK8gnM-1739179094-1.2.1.1-bPTtJcqbQwbPO5Wbr5FYT3ccbE5x4ssvLac__OdxlKcRbVIOxdFaQK_fzAK.4W6DJE2vw6Qqvady.6CQdXWzdcLF9iD7J4NPZ0kh_L_3BBriGJ7t6isXuDF200lxvAYNGr_oFoXDoHBvbJ3szRJ3cY2IWDpbsIAOVDk24LTCqK0vsqNQQzc2Ry1tOblOBw_960I30xLcSFDE.WUHX2ntWNaG81zs0FwCDLAoLPbrfZpXD7aJMlhI95kxf0M5nN4uKBuePc1b2gyaisQ6wKG_6oBzTLWxGLMdYA6J5w5_pwdCN9gZiAz2NONu8rez5d3HyffpAdXbQTOAFUlizBEapWE1GCg.wF9Pqvs0bqFlwsTEgMCiTyfVCviURUhMVjUsC0S9brAIeAlURnZMupKTP4st8lmvwPfRbfMXXnriWUWzn9pQf2yJ2MODZNCZU_j0mTYlhXg8OQsEGO7ApooJRQC5c6PpEU39r9ygXd6b46DJyshcb8tY3XOLM1hMi3OvQQq2BLzgSNZc1i2I_lkIi8W_SCJK9ZicnWDbvQoZv45.._ad4n1eYTzAfVDgMyQpkDo_imnsdvt0b_uZxR_n3xBmMOimpRB4lA1Mb4f9d33vvufRFqk9jura8mW8iFi7RgphYdLQ47vuVrhrnzdSO6CU.NTQoaNm0fp1WlgGrEsxb.09WrPBekUsXB34XfWa5cDyqNGup1pIvIkjLCudYbvwsWT.m9vvGSDfxX1.MhWTihezdg53wHh8R_5h.ECw6zghsWcaVvevZPJZAMOpNp_HtZK9YCM7cFptbxNmXFCVEX9U_ZxduA1cQOxBZ94o5ob1w2vNhMQBoi3HfzoJ4lLZz9hAirBx6N0KTUXpiH9IjXOQQPQ0CdnX3fkdVL.MIa0DUE.4nd_3BpyJ8Ggnfw93BW7C91f2ISPIzUu_lqis2M85eWY3ZkBv.uyowTE3UZ_ttMji8mFpozDxQ_V9GDzxJ62K8J1P8Nhb.ktePDSEhoMCu3.vP81ifjWNglsyp45MRotFCJQI.J6LrZ.daa.l7s5P6Vo4BOCdWv8iHN3KZuOovA3Y2G6TN55.oGwqN2vqlZ8pP2zTjhY4JqL6BW15YSxAUvsH25iHAs9wGZ42SB69uli8jtN9nF43_B0SRBrLjTrENJY.RbzsBILD8CleYQAHJkof.x_IL_IjJV.WSA2uPf_81KWtvrWuR63etbFaoh2vvpWrocw4AjMQac.q5MsjrRvQEOx5ppQHvFBeHARbK693FoOtYzyggi5d.2AJt2b_A9ikoE9AZM6l7YHDwvN.eZmM.JTWmKfRUksbr1wzW6r1gxbJlx2hBeJZR.78gR4UydEE9gZVfG0K5oXZg.eToEf7AH4qFW5m7q84pXxusIsbLz4YwB_rsUlgDs4w3K5Unp1NI7NnqAJVwHZQIenx8PcswgE.ozy8hJfv.NYcFMoV9Y6D3C7CnXonDT.IF1y7eFqcBLQr9eDLgreE6Fb6XYg3_0tYTdVobb5PBaVDushKwUqHkayL0jNKxPSqelpM_bNYGxWaWSNbPzlO0t_7qb2TvjdP9HqT9ALyyEQxf_Gs5kt0jRjU6XHWjEs9mbwiVOFvx6rnB3lg6CRpyYnDhS2L8gKBdbz1HABwuy0Um1Eak1WeWOgY02p1J0EZ7MLwZDVMJYdC5Z9D9782.7kVzb0vOqtDQlhaoSLrBCy4oaNeoNYVBvi_hwsDNm.eHpHQkdtszLgQWjtprgSVAnrkd7s9YvRv.fc3AA0dICHs1qxT9jx9e.JfE1ZeKiFdbZVdvZjiSrwJZo0K46VCxPSP5Ukek.dHk5lTq4cdoWybIg5G4eV94OL2jqLTslJHb9i6ZgORE0paNCGXA5LvlUcfKvy8XrGbSOcqdwR71wFwrdQvctpMY1xQP2tJnOvYREnjPS4Lsy7jkpZ.MqaRtodIpO9OIfOCPFiZqyZTL0HZH2vCdLeT9nPSFOwH.vPulpN.SZ.ci8YzQP_fXlgMpQ.V4Ru4Xz4GDIAT69adOFQxHvgCYzH8KsaMnVrD3Vn76gSqtXGwMlki0G5QlmFxaXsnUtXmwetWhSOTwOo.7q6iySwzKw3vlJ3WGko_2V1bqqiCtvzJtfqMkQdXZzZNSyFlR40LVpnK6Ej0ORlLHm5EkpWukiTooUU1hxyJ4Zt4dQ_ZXUmo8UKZurAG0PnV1JEgLP_JxyOR4hkmGVnng9Wy1MIApkX.3k8WueUP",mdrd: "_.WiCGI9Uie7XHJxaL8tjNmRjm67rc0TKmrjATLIjuQ-1739179094-1.2.1.1-1xxngF7swZk2yQ6m1nUCmDOvkFoy6cYRjCiLyYiknsVeuuC2.Y6b8JIvx7xJAuYoNtJ4qKHIWseFPPZlEv3Fia7ut1laNjNyruiK45qWwJYB9iIR3N.KmuMlmAzfXBnyEKpBASPyD7zil0E9N9.IFxAMZRXeyQHE9fbAwNOnWqCvaZKxBsHlS8OiEpnQgEnSj1WfcQ9U8cc1_SP0_ytC6e7GSlwjIk7M8bCe9pRFwNkz4OvI6UrSi1UcgKMeC3IP5wraDcbTP9bf6.bHQYY8Ku9dyxC_O6LbThaq6HTodsyXN5HZK14vRDzUi07iwWS1v.E6LNPygaLLuJJ44HpYXtLNemfHk0uAKwj7k0FfKL10Zhyhs6XlXijpOjj.r4cLOg10sZ.LzCHvTjJP_z8vPC47gDEgJU_oC0B26uuB_cISWglUNcVObMgFKHiJeaCSjuu31.jdwnJKHwOgptSxGcS3YAScbHs5N6MTvCKRHi_OZOysyg5xOznCf2uzydMwj767eNCFqUMFmnQ8LUCwt8dNOufv3Ub7qzOJGKJazfy7ni7QzIgVltAaFG7BXtFRim9GQ6q25M2ofXn_VPrDGTXGUzx3ff_QfC_gY7JEJkqZwk05HMRz8Fv_F2vcf0G7a0B97d8UJ61p5c6FbBkAswqKhWBFdmrnDBHuH5ss0SP_pMS4xv7xhOU4Q3kP_Rn4fRK9HAzAhV.IauzmAoplaIBd7D3ks78ZH5taSPB.ERDCIsKQcnLGO3ZKAB3p6SudUrDGuJM7pdXId.FK8Z1UEzf4mjBDD2.uONVJQFF6gw8oZ0yVsd6TzEMWWMbeCgIdSd6jFT.04g2Fg7w3tQQBVgZjahW7QKAcMuV9H8EklSelNim9CVoyDH5BCjzgnHURoBlBem7OXMXI4Wq4G6X7ny6UnVtTBb8V.tG2vO5XYwS_jHacMHxeo_9oHl52v.4SsWr4_XxYAYZoVCSayOjpHdwrsdfVeK6ncw9OOIiNyqGvfRocSCkxSKUo1XyZbOjWmNizgBfPlEOAn069UaEx3fDFsHanWkHqzIkJQKdUjNGGbuNd4q3Eoc7kevaVQeYWyvrpC4mrH4pW.9CtsKOPkSp.AdfEVuKeqBHsGbD3x.6sbm6IJVf4.M3RP7of6QfsGRYH3itjdFdl19SmkwZESAW__7HJcXDOmqUrcILI2Sr87NtANO.TNk.eJ8XjQpqQ33Ul4ZkFlZEiazGrcFl_EcJueq0s2GSFTAecXbFg8hEwvWIsUzwlCF3YwM2YdUyCult5b_8fu67pM1kQk0YRhwK5TEeATJzyNygkiPQqI7DPs.QUdrwQhy4_m2drTH0ggGos9lj1I8OE34H3p_H0PBw10TJNRf0yKzgcG0qBziJ6E1XzPDzmNJbuPQ4aQKc0MKDD3OCMX9BtuoGXyhRe5veG1fycGGbm0k1oeivtMA2yvWQsJxvBUK3k_s5vOSt9vfiftN7jr7dYrLihmjMf1ydik02LVM9LTD4ZwxB1MWqDWDk8SdPb_RgsW7kkwbnzO_T780a9WVKPMKnMYEvzpFLYxVcbZ.rLpZjUZg9NAo3ZIb1.KVJi0gmeqgG4F5pvW1Ednsr5eqiBG2gVsvTqRUpzPwEWGvQqGZEiw4VX3VU.fLtOwLc5NF75fRoy1cE4S6vyNz6hLNppH2UM_QFy.8l7zroIqtVeXEZgsP5sz6DbQZ9J7M8zAKsvvjQVH3cllBz6tWHfUka5b_0OnRGJ7pOTH.1ixDlTKUjsndpDbhv1ZA8vUzUuGfi5WYWKzCAeiVxIZRyaC8h4RH.M.RJPyahuvc74GLnY_a.RY2Y6z_Smo_pU3kyKx_ie4EDKo_md"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb02bcda9029be';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\/5967430218?__cf_chl_rt_tk=97btbnSSIIX9.3GUv8zKH2vZMjaljpGytXX4dAq7CiU-1739179094-1.0.1.1-8bt5.SuTRx6ZbTiZxbVBXVuuoQ43EpptnOLDpbehRWE" + 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