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-041777702888.mit-edu.top/post/3084571269

  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-041777702888.mit-edu.top",cType: 'managed',cRay: '910da4f2dea1d6d4',cH: 'qbD.YBDjs90dHZ.SburERUtlSgJQyKcqufoBI0Ogw7A-1739374482-1.2.1.1-u_hyCM1Bj1Gt99EVL1s3dPFEcYtfNv1OsreBJ9SKSia1LRW87zIWuI6H4C4d.RG_',cUPMDTk: "\/post\/3084571269?__cf_chl_tk=mGCI5biTWVNc9CRUCMhQ4eXdkaZx3_LemBD2cG.1vkc-1739374482-1.0.1.1-tv.shnCahwWoXg_Rz7dQHcPdmz5BcpGy0FU0EX24EDU",cFPWv: 'g',cITimeS: '1739374482',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3084571269?__cf_chl_f_tk=mGCI5biTWVNc9CRUCMhQ4eXdkaZx3_LemBD2cG.1vkc-1739374482-1.0.1.1-tv.shnCahwWoXg_Rz7dQHcPdmz5BcpGy0FU0EX24EDU",md: "gIT89MCD06OeReXS1Wj0RH_gp5xpMOo_gSn4Y9a.4mU-1739374482-1.2.1.1-_qC37q08yvQJAEE68.0yXFASRWmfUwUfZ5_WE_KJqL5LBRumsFeanEtVn9EF4mX.9Ijm7liIUCmBQ1gurrMRaWDVDRJ8VUBBsOW8D7CkkUxadVC1AhGwRJAigZ8QGfkzTCOTjxgpaTj9Tzea0fctTpfy1ZiYQIrakrBSMKZhmHtk4AGJ97HVYPv6lGr5FP4zkoFuDKvObbz8wkcp8TGDyhFttnbwIRCkm2RK6lGEN41DTUh9EHiGF1YHkDdpm9ZNATmi6mK0V1DGREATpCQGHu4trLaAr0AJu8b_KljjeRP371HgEPK9kmkiegbydCfAuj.vyyn.Am5FCNdUzXP50OccGsutNqcPiPPko.xHejto5j_YMXCHMDqRPJtbqFcPYW3X8VU4QhV90aPxSP0cC_RxXEvX9xE13QIQgeBYUNRJtoCjOt_6Qb65Q3bCEeXEN7kePqw2yj4Vs9vjAyqZUcRLf39RFR1Cq1YDY.mSl9K_3QP76j8sKZ5aF_zaiFWznXmBEWx_vvpplX8ylqHymYwcnIqs2jvVfTw1dgFDfWbIQEJAsrun7NxeIW5ujNRPD0UHPT3v3xqZ7XNJLa0NOtQt6DTC4jAUZxT2ORy4fUqPncImt2FACViUOOHNlmSx_LgoQzlPKv08n43yP0OCApBSyv05zZA2OX5XCp0hQvTbSR5Pky4KKIz4NDPewooARJJnxxrGLCI5bXEozdjJX9pQ3qwWIUuVX0RPlP3abaZbCuG27GoGtQ1dti6gTV4zjkZJZV9uhYGVxniwS5PIzfQcQXQTJaiBGWR1pSBoCjnKnErUYkqrlYH6EcluGJsSyTMSVGbl3ySS2N1lag1x.4uL10XBW1.ntEgMxsZL9Y53iZRqhsCgToThVIsgBT05W.MFMQnAO2Qc.4ThIlWnNs0nQp.xJLWaN.jvETOp6STjd3IwRQSKUzh4Z_jGxl8lPhZcAvYcBY32qeDouycfsCXYSYO4c7RxdTRmHC43P1mQ5BSjtJB7R9QR.._5D1kd27VCUig3h3EubnShp9I5ipSEdTSgWnUnTulauhLQWkPyqg2FJtH44NhBl5z_AnEx.yBeDCzteVImhyEYtZk.qNUIbJzwfoloCZCOgRGZlrBnvQzCrK5cKioePrzLDyT_kCdjaS.DK_giAOa6qD5txkq5kZdWHV1Mj1bpXmK1WiJzAWNO4erd2BwHSeTQRUGDIjdW.nu.Jb.QRIEw7yUHqv5kDEUYFEhQEo3UnKQBwqAArXL4WXLnwjnoCpbvZUECIV96ShZRMM42x91Qgp5K994UrQ1mNI54M5EYgAbE.kRM5UevyaxglOQFZ6PhEjDoVffsw72wUdxh6mMqXD5J8dRq7fHtKOFwKWwIg3xweKv.Pl2YIo_BGZFDB1aybZGMYFaquUzpp8jHhC8FlmqyZksexRZTfmqHbL2HW7mQ5K3erI1JjO0AyftXtNOuzbw.OfW8yID0KtY8F2FCt_keaKryPuWRutN94NQ1SIrV2fOfPLarAV7Ev12KODHzDN_wtX937t7qTb5RLZXCi1xKZ4I6nGfIbJwYu7YzJ2oK2bJipR9hzQGOvQtWir49LIvUPiLGmCvnorAnoNhSrpltLzj9RfDbbAyF9rHDcp4S4oeZXgFdoE7qNXQSVODCLWq3KYIYnE94k5gC2xd1XDNaLReWgA_IHkuqMp1IfbThcDxprstat4OsSGXACG1U3J5cSdxllyLL3dZJ_CO9qtGyoCG6k4OiZDns.XivZNMUAn5NGAWLf4or_L8VHbz2zD9X7sUg2EktDElTZLc6GClu0CVUNEt7oDfrTi9zSSeEeOe4oRJIcIQ7aMe2iEw10vIJ5QQoWgV2rd7z3.FSGk3AolzMNOeZpVqnIsDvGJ4O3gWzUKZrL7r53kHddHkW4nopcHM9TfbHd2nEK4czkIFBNZ8varEyzdGe8r.XFaUm3d_72NdnRRuAqbm2gk36ErH7Bbh1mDm8.ZF3VBfbFulXpqWUP.oQ91JTTWxNnV3hB2v.MeenpQI4XPbTCgeQ_DetX8QAV8Qs0ZyVCvrhIJeYizvVxEh9Ye97WKiu8Ct4pN5h684zx19dezOZZsMLr9q8Yo4HdaL2hbKEZqT6LrGPhPv5bDSn25qVPeQ5HkVfLlVmjd.oZFn3Z6bYR3v_3ZVCLVqJ56BISQEq3WHFs05FlJlxq4ObWmFzSgdFMEGl9jEDfRpVvHjIUojGU1TRyLUw",mdrd: "tcdrInqlQ4AAoMxiKCdMRcfMlQyfOkkIjXACbXPtSXw-1739374482-1.2.1.1-TXheThtkw7dZo.0SnhbKke6oGvDFfWFq7oK0LPwiEnt2v5Wn_TIoT6DamlTeGsjSHip3_X97GjJ0uGdo.QfwwkO3gvku0C2tKqn2HzeZ4bi_jrefhogR2kRQJYosQD_7rOsZ1ZRzxeIGyvRLaCpJQSuzpLFg_GS6VC.7XG4.qV0CJSMmvVI06IV7z__Mn3quIbsBwANGiJ2UXgQIH0QkyEzk.xJCGeMx6V0b5gnceJvxhDtDF0iAHi508Ffj6NzzYPl0MUIHjHTWm_RkXPfbJbMnvsbOVpbms2nC2X8grHr8PdS6CSR3DNyWy.DCRW3o_nzMq0QdMeh36YCLvTip2g4iuoWk2TwMG.tH7CFHL9I3wJoyPqyVl55wpxh890IuhE8TVxW6lAbQba9qtd7eS6UxzNDfbJ1xFxZWFYXadr1kWTcVE6kX4eWK2OK3akZr1jUeh3QlsbF227.V2lkzWW1rDRvgfTCgKk3eIT7ZRHVU7Do6edtUkiExOnI8uiKrUpc1s.MUPKwFz.OxzkLzpcs9AJ2bscuWS9iUZ5isOx6fT8AyCyCcEfAJIp7OPIf7XaLCXohiTNTrt2nsQ6kubY49NCosVIjfZ8Bdv3cno5sZNpI5fUbp2N8ra5SLiHRiJCSYhPYXsiBF1.avT5BUnNZrVW5sb2f0v7yQuouqB8g_5pqJvqKBcw9t9QtHkXhrN_wrrmHFlW_HQgiSafHoCJpdCZXEa1RXPfVOoTXzVIcAGhh1uif3dfUGfmtP3dd9wPfw7dQoYOP9E4ZSMpMkLf9tSgACZkPnPwAHmxcb.Xk8EmOAJAkoTX2Mxvp1N9Urd.yVtpWxy.Gw77AMPLxVLXfJrEtn2Pj.mFi.ieMjUGYAPQTuTd7cWW6gOg085jwg5yGK9icwx_2_yNUeBg4A0ACS8CPJx8VvEZ3mYms0ovCKkg6_2w9OzJ2AV9L1evKTS6SX6t.U0Vy.lg_koiSzcZa5mL30zl7UfoiAPh3UTqSK8h7NM0HQoT6GQEGOgbaR67DoMKBClAndfoeeZYwh8_GfvqiGwQSgG6w1aITL4kGpMWtSVQ3IQAoSUSfcK9FeKeQctw3dz2fh_2La1SrwRZY9D9iyqxvO22wGfXsDPutClzhImCTHyNfL..pje6QsRO5nBh05SqXwmwWazCj7J01dgZpnxBlhXNC2jXIXTbMJh8gp8Xl.jtth1KsxXiqcnjIXbnnn6GKsO5033VUMlDZBwv7AiXh1DdtdcLjyov072ryP5M5GkqkmdcuxOGxv46n7UMSE2SgDwFG25v90cBZaK8x_vGMxddf0.v0ixBmpM8rNteFz9S8JlDdLi3qG_UDX.cYDC_eAC7CCKMdW99G0foql451pSwmipY9ES_Jig0LsCT54JNAnGxrM3fpPBdAVkvN2K7Xs4o3uvWy_tAvRKqVs75e685eChLnPMAl5Qoo7KhBm0JbVVFeQLvJ5aTFxUcE7krmQTa9ZN7NUNgUMwk.EjR1v.4NgGHYoJRAVDWu.NMvsVyzc65s7JrFL8orIspG0Kt01CYzr0xA72KQGHPNFYkHRMtvnaFN0qdVo01hPfdgI4CVZmcMzJfzw5gNlNLYaAoP3hcOYPZXY_b8SOg9Z6S1tvwlwnpU5266aSrfLgRcPyPdN.rhFT991IKmkCkfwanlCgtyPxslVuI8Up8YG3oBStPJo4NZxMaOIQlMT6g_16AxFDPzS1RjRYQVLm4asfHnPrkgBdeotEWAXoDmkrZKFSD0eMcVsRuj1BEnQZJAGP5ZjOjy8vr_ukSs6SAGFmS_fQozJKWcc4w7rDmMN1Nkz41giJq3sJyM"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=910da4f2dea1d6d4';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\/3084571269?__cf_chl_rt_tk=mGCI5biTWVNc9CRUCMhQ4eXdkaZx3_LemBD2cG.1vkc-1739374482-1.0.1.1-tv.shnCahwWoXg_Rz7dQHcPdmz5BcpGy0FU0EX24EDU" + 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