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-850375248038.mit-edu.top/post/1847506392

  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-850375248038.mit-edu.top",cType: 'managed',cRay: '90f3a60159db07b3',cH: '1Yo_3iBMm3GFqfm7.JDLVT4kjSgN1fJZYTxNm_mWbXc-1739101895-1.2.1.1-bwKHulWyOi_Bdq2arJs7BLLJfFDrViefgHA2VgJKSbEmirgCBTNA4KO7p_Xk.oWo',cUPMDTk: "\/post\/1847506392?__cf_chl_tk=Mob.xVwK.6xwj459jMCEn8C2C2LxgZ5HyOrhDo3Hgl0-1739101895-1.0.1.1-ONNjs8YGHXtDdNR_NSGeW.MwCbI9P8.JWnCswbiolj4",cFPWv: 'g',cITimeS: '1739101895',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1847506392?__cf_chl_f_tk=Mob.xVwK.6xwj459jMCEn8C2C2LxgZ5HyOrhDo3Hgl0-1739101895-1.0.1.1-ONNjs8YGHXtDdNR_NSGeW.MwCbI9P8.JWnCswbiolj4",md: "gLEeCcHxPoI7z7QmVWUItC9Be_d0rCL6B4DCGuHeQCQ-1739101895-1.2.1.1-yodMq5wc9vRh8Rua4MS.jZ_1gc_rOJOHSTldbLuYKYbjxuRC2SJfqSCAlcrlU0kAyEAjQCiniL0JbEPGrUjGodqrA_wRQyN0VQIzxFxccSK5hGsXQiKhb7HAp7BLgkb9zQ470EsaiZBcuFBDWTKvCcFZ.p1HJncgEvtttlCuiTE7pzqT4_YAWQ3aIEYtd1bDvaT.CUkKeC1UCAdfau9BN984FVxmOcw8996kTtbZNk0tI2DUPm3mWttKYV9WYIKvpNPRhFhJvxWZgZVedzC37uzQ0eV36nsZc1umBePrrVrRhuHBvzoULk4_fPQlTssWQCGwBK8XWgm8IrMcvRmuGkIr2njTN_kmyUvvGLzJ6_tya1DBfyUg1ZCkIm2WQsR7Rr3Ozs9TfeZHfy_8SU0ebIcbsYoWPck9I3WZbG2zYSN5_IFabNi5LlwZ0PbxuVF0RVJALBw4uTEzw0GAx1JZCfnd_8XNXANDYPYGAFen3mB0H_rwESw3iKwE6aUMtpbZuL3_WChYfFNE.ftC8otcnxP8n_f6z64zuOuAY4y.kjCnLJV_suRC4orejj9Ao22bT2m8VnFH8fRNoQ8AArlIzs6GqwdGbjSnv6T4TU6q2J7SV9ajZBfmzCJ9sbdFezlChCRU8xipzJLw2AZWa1zg5HkqyZizJcZMP8i8P_RQo7tfU7MlKxWyZ7dusMvqvsU2m6vndY5r0eHeX8S.3ardALbiWmf5Kf9qTbd0mRDFKBZF2MvmMvgq8C2S19q7ELlyamwlCzaZB1nsCa_u49Q5vLM5Dk493XOfl5iMTyI_7.G.uCbVHKnNpePVtIA8_4muW4ZdS6SFZ3iRGhCMt5lvIZSdWFpSkEW_HBv02FoLpAo2iP7rs_QNZJ7BJSyQ6eqnRnI44gpNmSHWDnS4Lq8rVkGhJrhVborzRlGoMln.pb2WEiXHTYXxOUA475QpQBaSvHNUpELU3COq7b1GNPZyjwUW9w2pc504MHT36l8BBLa1oXlPb8i2EPxijb0p_GundMdDgbiAAuP8gL9VsUDjjDog6sMZK.EzFDPu.fFxeK.0QgU.cRuv8VhzbK6c_V3nbobR3njw_Gwepd18gAMm20NNMAB8RFyrEx8Xk2.3qDr7PkL634yk9BDmbjCWJt1oMAzu_v29G6uHZfHm6mRPNlwPrfBszjKP28P0u_EQAzxtpi21gO9urWyYuBbRi6ujWHZPYRMzkcV_HxDH.gER_SU2nSmBGnRWHXw.2DQ3cMJnvzf7WFCwu8NlruJDKpfr3mOeM4c4wEnz167Tau59V.H81aDgMdHmiNsOw73mOLd.iTVSB84DdAwkvdg7Bozudbnc4UTvzU40ywZr9biAfcHw8fJcm5jGhyqgJ_0Rx881LMeKq67j05LxCi7VA4z7BpV7hjrHGSKJb_yWKndtyagRt_4dMz8nYVauduEtXxGrm23P3kNU.fYoWO0gYVmQGO0oW14CyV.cUZEpi4D5wGMmoaFblqLemvwvAyIkGExdfMsT5lk.C33wVsjz2MS8Q7XR1APj13X036lAm5GaE2VdJz6PAXduO9goDd4Y3ZYnwVlHsQR2yi7laFb2C1l3bIbbTKvuPA_YiFRrSE371uas1Aw0IDkSd.ZLCS1te6jU8fD5qMxAPeHtlWopKe3Ev5oiMuZ5I5anlkidg1Zofu6seUlwX0iC8jp2SfIVbZVLyiEHBbNzAAgi2qyYci4fv9._z2StUn4jE6er1VORHt9I_qtScBDn8aXOeIXabWOsVtYmFa5pviG9UMvQqvqcDk2rPF8JkAP5QadqOMDFjCXhdqnhblINFa0yWVrb0GTaxVfgjXdzngbKkHjhhPCqXkhfiOzm8Dc50cYLJOks0oOnmv8Z5LRDbTd_qyQnjRYXLhUuCMEOjKfRGlfvpPJKbeFh__tfFi_Vfewz.5jQh14VirJ8GGK22REgy3ehszeSjaE61L6Jgx.Lu3JGndQo8.RoD1ShGa9MYWFCMcXkkqOH2LHoizZBov14QOope6mscprp1rmOujh7G15Z1u.BwjWNdcRTPSn102n9sl9ndlkEp733p2hYE_.nG.AL4ApoY_VQWKqGLCz2LvISR5gvmAke2aPgHNVf_2lupmvyJc7lkuk4BBo8P7H1i0IzcGmncquznUwqAzP1nKIakQx_mE83y8G3R3zcAJY.BpLNHTNHKzYsVGRahavd8sFZ_McfNdeYUHuhmggQTaTbDhVp",mdrd: "fv33sFwuxg69Rurj6UE5DIyJ2iS6xQINkRy5lTbL268-1739101895-1.2.1.1-eLN1N.s6xhv7fC73J1ly2T7Pj8CV5UXHmjYVtkzDX2sGNlfIdhtSD4JIJyeidhBqvON08hqX2wTcf2plEWkTvIqlEA94LN874spHt_RNfh_RQsu5o.5CwpAfkhCfE6Y6fFqGXdWUgy4c6a985zZ0eHxgxjhBZ8.uWPn9vhHRbngPl.9FlMS2tBQDbG1Tv.kbI9D30lL0OxYOX0YQCAwuemdrYoIvjTzIy3LllAiyhOjQiSVp9Q.xUURAjFEOhST1s4je5DMAZ8t01IZxrRdsk5JZWq6Z5.pX7d8UOmkp1BBczNPrmm0EII0JAZEgAwHmeOKvP4NkrfXA0XCy6gLa5_9so_Aq3t5YOEiOjwRr02BwukuF1vQnKMWMdR8pdaL0WAezCXKdtZVNLkpK0uKC7e7pgE3MnyPCaaF_f9yM.DQiyaR5uyVuPtYjY_.u6qF9fJEvQLTBN6hoQO7V1vc8SVY.FGSw934GDhYwVnlx3pjGbYM0dVQZoQONVOWeilMoVVPz8rok14eOvjeRTqaQK2hX8Fq3ULh1dMe1x2HonwEFnJZWubtqWaf4AUwTwGT32DCh.RdECbxR2SkwXv_.c3tsUn7atn8H9NgGZ8PFnyYOCzvEOpSTlqcsmT5hgnFMamtWHyMz6oWs8v8QlQPmWxYYOpr4ThHTAD5f03kyaTyvo9sQBXLztk9JwiiJ.9f7TTea2JDsrUN5OabdvolQyfh1jtt5uLlBWiluppLoc0cTrRROqdS5_JBPVAcw2GhYJQhx_xoY7XQGLMn3UNR4qFtn4dRRQcFhdzdMoAVTJOGaWlDIFkJ5R9DFXUaHR_y0Qyx8wvQptzUIErCBx8ifyAjEKNmiGO4tRsAS0bw9JMDjdsOFa5LLbBOYIjlvzlk87yQ7tv3vept1iBda5PW5xEENQHI0MN5OcSBfttXhdfl9r2.nvtxMmQaRvckr5KyQ.AZjqFgPvDNryOVaZRF.i_Nla97MnbTN9pikfE7ZrbqR4nOt2vcdeRq5NWDK4XHtqL_h1ap9MTCEw2rpnSOJvcgvVXjdaHsD5dMgzr1VA6R5dOL76IxLbKlUw.NGg57bhWua89O2DnTU1TsVuixQLcaX_G6wKygZgHnaSgBJf81p5UwNvUgvXO.MX9rJnNKy3AiRiBoxQmb7.TRM9kfO22vpC5Q5JZLUnkc1hScg.pTiLSwY7197ecr2dI4RSAGRSYFpzAMuWXG4bqD6v.srCygSFVuA6MaAejlpkxbQqW4UceUcdkbhR7qrvfdibZ7QbogHHzJmFeCMY45GVugdXGaCjJrpFMRbE8w2NPra8ySmR46WRfpN1TVjShAtHVx6BFmdsKmVsMhd0IMQQcTPdNw1Hrw7_XAl1ORIeC4uAqgXo_b9yqNopMaFyKEy9rlQvrI1UBgWH4q5AwIZeDxZhrqOTg.nZ2tTfw_fqie3_etIpJwHy_5yOMwLyto4500sqHG3jUOaHr8BifwwVzCOTaNNgbv4hrDti6pYmBkvn6oGFHAKESI1JrTotJx27NWFDjGe14GYN3c8A3nMil5c_Gq81shK2yjhihzMV_OznAQLpho3qqT9wrBG5cfyxqrPEFKcH_Q4tAbRkP_mDxn2KRpwSbXtrdyMOTV.pp5y8RqxnUjqAn5p.Hz.cNc5XRW6FTH20ojXGR2fFobB_HzeEKXq24mBAKE0ciBI9d4ygPuVWXzqfe_BRanZO9Ep4h9YSJCrGoaifvi0ENk22q1xNE4PJ17f1aMqO.NrTVRWBVPQetQS4TNom9PpeJlEBpEQkdSqjn5qCJpPaphGXjMJokQj9zTuVF3PuYlV.8g0OhI"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3a60159db07b3';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\/1847506392?__cf_chl_rt_tk=Mob.xVwK.6xwj459jMCEn8C2C2LxgZ5HyOrhDo3Hgl0-1739101895-1.0.1.1-ONNjs8YGHXtDdNR_NSGeW.MwCbI9P8.JWnCswbiolj4" + 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