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-617677632447.mit-edu.top/post/0925861437

  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-617677632447.mit-edu.top",cType: 'managed',cRay: '90fd1ed5fa22d704',cH: 'U624qzfEKE3TzKZV2qvDmipIwpYismtNcDOhL8r2mJo-1739201216-1.2.1.1-XX9hjddDi54K0SXZcpUjfHgiYZP1iUfTmIjdctrMf163cRNg2cou_eDbH6kfypVG',cUPMDTk: "\/post\/0925861437?__cf_chl_tk=NYFATZJfmoDX0CMVxIQ0tI2n_ysNkqMHX3ggRJM7bzc-1739201216-1.0.1.1-YN6ap_FOzQy3oPHQJsXJhu.RxhQL.qbiqz5ZXMdFuAk",cFPWv: 'g',cITimeS: '1739201216',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0925861437?__cf_chl_f_tk=NYFATZJfmoDX0CMVxIQ0tI2n_ysNkqMHX3ggRJM7bzc-1739201216-1.0.1.1-YN6ap_FOzQy3oPHQJsXJhu.RxhQL.qbiqz5ZXMdFuAk",md: "ipMT9tWlTSVIkYDb7GzJ7lGGGRBmu3XCz7K.gNandLM-1739201216-1.2.1.1-LnPAedJsBfXF8LPsaLSa7RbPD7JS0u5ct7SQSHlU1yz6e3NW4XoeDyxfiYXofX3enRQVq2G5Omf9zCF_a_m6ekOeMnrBdRYTst_oBEeUCNTi.wv5s0AD97HRBL1cUUC7_NkeE9pQZlrlkzDV6cNNqHpG3p3huELl67.xSigRENMCbo7qYbMqkHAE7ioFspF2zBBkLvyEI7rNow0yDipBbAKleT3U8oIK8cU1ezMwd97DV0qLTHtj.mH24kjRZaLkuXFs9FUvTJ5vymVGyW54NaSIsOwVFw3JyCE60mU_U2W4mc3xvFMsUa2uyub_Xboqf82MVTde6m6_.6cjK8SWmUeHcMd1rj5_Dz6rtk2o2SHdQ0bTtFVfwu5l3tJebA.lYjw15F8JuE9T1i0INZIz3N894Ddnqsy3L6UtZf.UWvGGu_MAJS0PWvC_IpXfFWRGecrAgfUuf8wy6wj3mKY9SeSa8Y6Ip.krPV3i___KY22jvIc1VFmasNmfPO00fw4bCOZ4MrZwPVYfLp.P8mPF02b9vaxxUwlsrwBgZc3ZWhOtZo9d0EWpioUAzSWspxbfJNdd1zomgLwSjEXNeyfSZBM1YaY5WebJT8G5KtYLtL6sbyaRnMfePVb2mwHVGlRrNRm5ODzT9ED3mk.oP137XtyrU6JfHt8kRQ45KfhZ48D4__OctlLMekT7tsaL6iPmV6Bidce0uYUWXYRsxntsd0OX.t.vBUTxfBRKUh6WKIZfSwubLcP.X37IAz24wDucjRYOcj3h_wpeLRlVV.jrErX2qmXXzXgxLI32P3dbql5tr9unGLXDENYbp5.oCvk.NXSRsQTCC.fhxVtrb4Yz6sb.WLNzXnBFGfN_9LWmRVLonAULXLGwXafFd0b90pqaysZmoDStUsk5INlQv2PWRvumN.cVKzz7ePXjBCfJIW_O7_oZnc1wsYRy5U1rJs.ZOzLi6mnTdSuXcTg984kvnpOgsE.dLMhFopTaTgVJRyyxi0X4o46ZFFWXXs9ziU3vddaBs06fiQQ.4gk5K7FPQQyeosMyxm4in3tleUicM3g3EazILp3AtP3XRBMKbAdJFUOzgibaRAy3LwM_ucxQezdynuPZOQkxPuaAStP3GkRowtMeq8oxXFrbjRaSQ0YNncqyU4tXjgkrWyZlFWkaDTgNnQAV.l.YzlJNZkypXndqx2y8mFdH5Kapn.6oDxWju16Dni_uUg.0nNEqb6Me4bIzeJjVZrDuKQwhhJl0eodlN3YL6flcDgQpLAeHjDroToj1UTYYpezxjmnIoGg721rEc0AHtp_INPYPb3GwBEjmtWkP3kkleM_bpJSzYDmfv9AXYGAa4u0xycW8Qo4NvCYpjHX.3XRTR54I5dOlLQJWdbctUllrWbVfQgvoXVefOSeGvtSnK854Nrx80ALATp9X5Q5gVahDhLqRZJQyYYp7o89QNZCpKEF81_Q_luImRhxJ0zTQ4xAeGToY9EDejynivL7GhAY.ojPVL_JKlt4TFbfitJqPY8oBwNOKggJspt7VF.vTnP9eGr3TNXDM5ajKoB8D598WMdhNCJrxc2BUlFWeqS5iL6RTnB8RJLJLRrPQpG2YeiOKsp3_rdHq3CVBCnT1m4PKgmw2I1GJyAUyFO0vEJjo0JFn6QiVbkFkGtaUjQjj0G_CQhfX1AkavrzbAoJmG78ZfJ3JZZ.ealG74HjTzJZgfUOOf0Ccx2bIdghsizurRO9d_KuVFb.GMuWci8NhUqea0.xdaQdhY7gypUlvvkZsUM_aMSSQz_7z4GYbxuekOqWgm4lRJcEJTR6h0KJxr3HRs_c9rbuZQkCCDp1wHfamW4D8JmLTPaASAVt873op5852.32A0n4cA0Jr1m1.81oragbmbON9RTNDq1Tib0uZUKJgAWLdIrlGxQvYDbUxv1Z_KQCXcMQ9uCr_Fuk_.ZC3bdKXwWQdO2ZMKzEtdNWcTOvESoxEQG8E1O8BykEJnu6Dcretw1Qu3N8YgqijYtgOgIGzp7rjGLBGyZDqdEfHgEKFjGc_yKZugvamgMn.x2V3wNo20gU76QtFcPsGNsZ14jRiyG67G347V6G.O2o.tP7PWLnsTscuR3g2LQSvwfLIt0OUlpay.UbMfFmuAlmnZoEDtHbTbHPFYs5ijo_2vatb3Bxa4hjPmOGUBL7Uvha_iyJeujURs_.W4WPrMDwsieFpx8P0PJsIrrN3jPEN.EpfkbYebDeK",mdrd: "OySSxVSglt..ainbDWWj8lKUJG9L2_VjyjcdO0obh0k-1739201216-1.2.1.1-A4sDQlXvLJk9NHvP386atJONNelb0v4Nm5_cdh72iCaezEU.7lbvuB9YuCB9HzjQIgemIxO6lnCtX4E5gkwTBHSrZX0Cm4_kTngdBecE3W9.Um4cZbqqnWJ6u191zFz1ErDsaK0noDD8ICbGJtDtFXX3Z8bMl4rkd.X_C1bhDvGC8Ijc5qH_gc_78HZb6WAw2zoAcETbcaIZeD5oRx1zVm7V2tDhYo2.OYvjahX649MLhuHnQDwFODYSp518Uq2KfHJfqRt0nms.LlpzeTlAdCw7dEzpUqD3fjc5gJB_r3ywJx26J0JTnEBSs1G8GrVbA4015_fiTuJKakPOgUovT5GyXv8SGvdaZK5hpYI.1OE87p_fmhWP0sWWEOmd.bwpD.kSXRCVk7vK4e3U8WIGh31bBmlaY56Mni9rcSWcd0V7i8NSVFJItQEhS6dRx.G73_3VWdbPnLEBm0_GNvcPlOYyyZX6Epmz3VNZXIsLMcfP7ijmXUgisNRW__q5cZ9rffIiVSuIqGIDBnG.C9CZ6ldBIiffUm7Og8fDZkLG9pE9T38PSWUCbRiOFDlVWnEDBsM.0eE6PBtYuLdZKvnK3Z4goMR5MOmdYLhi46Q.CzTOGWWzprElJU5w1boyR.v7C1Gl64GqbcRPGfqSH8teeBficrk9Ft52lxN3I5NCeLaAlA7IcJc87qKo1l_qcjxOC.YZDSDakQOnA75IYPLSetEfjKXG6RnG8riUikMOicxDU7mkwhC.YxbpVqskLSuunD3cnFyBqTWbc2QsjhmAkXjiIq..bbBtDHOb4.lwzyXepq4VJ_BLB.MhgtX55tzA0jxbIwt8bP7mw8fL6XBFvrLjMJeETB29pnD1Sz1yrZSyDY61V1saryT5wGKtF0gHtrcc2.iKD0jHnPfziRZ7Wu0VVJiAuP8owk.BBXryo2MXxVTA.uqGUlZDZLi5XvMdq6.tzdkLB_c7lA_oIrH2PoShgaA7TOEVOENWJOZC42QvYxU1UfqHtu12hcuwtiKZUeffNnmjeGuvnKukQwPRYjtO4o.Hvo.WPXfB2YJQcGppHExsQOFhwUux4PI_ZL1jX2bSdrSvqT7mSGCHy6sGKRDV8s8.UxLHP6V8jwRBquQvlBi53jwsDF_1aLI.J3gt8O2dg3WbcqP0Gf20dNyioIJOp1UHhHYwS3bm0kuOP.8WIZR87xa7pxLcDqpJuV.4186r__n7CADHXEiMpHush97AJfDSmqq3_g5AXDwKu9hojDgUNQ1G44NatBc0ZNjKNCKKeQjY_YA9ptezLsgIo..MdsiGaYa7WQAHGElC5W9KK1FYmskoooIZv9Pj_krVLuHNAkOKIZLgVV6gEAahYtM29iJrAbEUzhIraLSxhyWi_9KlfroGQdt2LBtqXMzX54McVuguU8AS5.jTvb.e5qMDCfje8E83uZZTZARXa9aYs09AHwciv2X8fREuLbRKpIrA5OuDhJLGvs11edugrXEq4CjGgAeyZ.i4Z_5lOtwOIlHIQDUtTMR4zSYMv38Q_OtzUVj5kF2H1wFMHyoulbhH61Z172kJrQpXFVK25X4rmdL8rLTx4yvKO44ba9f6KyZsYMevQg5YIkins0zGBxCCCUUOwZEi1hBX74F1gEeSGeal9oa3T7xCxfgtl6gyLBuMvOtc7TqQLFhBOgeoCkwKq9mH0WgoGQ2L00QPaobAPk_qBER8GdpeYNsMDE7QS1GbLSMzdYJylttj444b13lXyvvLhLdRtCXvnVWMr4kLE81ExP8t43t5.gR0lTtm40_Dwu_rPerSB0vxC9hl6qciNvP11sNlbtSCZGcAWB4"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fd1ed5fa22d704';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\/0925861437?__cf_chl_rt_tk=NYFATZJfmoDX0CMVxIQ0tI2n_ysNkqMHX3ggRJM7bzc-1739201216-1.0.1.1-YN6ap_FOzQy3oPHQJsXJhu.RxhQL.qbiqz5ZXMdFuAk" + 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