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-966832768457.mit-edu.top/post/5672840193

  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-966832768457.mit-edu.top",cType: 'managed',cRay: '90f7e23918611ff1',cH: '6nUGTqvO8jomzeg90sU21HujZwsvoKkbrYwsfsrXuj8-1739146305-1.2.1.1-HAHq_hToK0Qw5qesU_5V2_GlNjRqA6mPEQN_VpG8w99jE9jT1_0ZqYZUFbbKIqkK',cUPMDTk: "\/post\/5672840193?__cf_chl_tk=hOowAAxUzdNvVV6BFNXpcdWIi56y44OPPhL9WpcyHfU-1739146305-1.0.1.1-kPnxJAlvFhwh1kvmM5P.uVKz_h678pBMaM5CY8511A8",cFPWv: 'g',cITimeS: '1739146305',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5672840193?__cf_chl_f_tk=hOowAAxUzdNvVV6BFNXpcdWIi56y44OPPhL9WpcyHfU-1739146305-1.0.1.1-kPnxJAlvFhwh1kvmM5P.uVKz_h678pBMaM5CY8511A8",md: "SgGHoJMEt6rDedW1fAKnzvHjtVeBAwMaVG6h3nrwL3U-1739146305-1.2.1.1-QvK2Es4U8OUNAkM7fleqhdKonqwsfS1gY91fvAKwmMP3ROt_u8.yxrsvl9iBbBpOzuenPIYa0WwCUEWRYk9ssNJ59pS7nFxlQzvYb0Sb6gnI__H9POpZ7WtB1EQOx8wUdoZzJpxriB4kZgA8i4KVQ72CVZNYabyeGSQHAwD6FQHsNUU6d6CWodAoxx54YKDhG9EkzJAWFqR2xmezyc3CvMDlTR1aSpr.f18uet8eO5cug4eq.kIfzm0AXIDizUhr4EqoQeSRITOynJIPlkgpcquQUqsaZFtGrIdTxrES7gddfSJtfwxKQ2LIJ7z1JxUBJPJdXejUI5f.E.aBaImKlByRS0ccDiNRmJsvXxTY.cee1S0X37e_ZGnP3sVAz3kAeqmeODpkLdylcW6okYe._4YpeZz.kFp3Kv4BN.kyzYJGLb00Z3vhR4JfvAPBWLY4pnk4NXtGIwGkT1UpRzbgf9Wn4TJmYdg2oSW4OXkb9L1TLDWtgkQaSZAoLlzdnHzLVOPRihGsKM4I1V0NZH8OOaZKVAG6y41j3HPImiM26nI4MZxaJJhpEv4oYRVOgsy_L_gVKm.0Lw2vU.qm7MJ9BXld1xsn.EMQaTiC42qDPN1iMdhiP6FA7lwIEj1WzrhctBQXxX1ZTbqxZAv9eBQvZ.t5_X5vZZd7QMKJ8XyXOfG43IGKP6rR4LVKBn6ti9mtGIIbDQ.yxOiM0O2SuDEW.vh5jkPIlq7JBHuvWJwpaIgv79CzgFgfyMwk64GJC3ZuQA6IkE.Pc2QKBlEIzvQV2tTVpdYzT7DPMcFcMWtHet_fpLw24r7Q_laB2D143_eTigjxDMMXGAgKPBBlJuWkAXBQj.g9y0Wo2oFLTn3YHs5t9leMa_ywObG__MK0.5EGEfLrW1y5sd6Uc4OmqGVe6Fz2iH_n2A52Bwk0EbjE2qTp9gIW3aoLvMcnk5qF9TkyXBS8cRvmabDJx9LxEhK6Z3G.4wPQwt4i_GAJIRYOtOopWzSH.gOu3VWrkGSYlutfU2xH.wf1OMvZDGt3ggXYci09hi2Wwj2P59aADwCjtrVuN9V2It6jnPBUkrmaD8_hi4jrKHTUMXmXh6tm1QJJba3WhEd2LMkUQXTX_44GXptz7k6TyGKeri5WsbAxU737k9i2_Lki2gGC8GOVsTzFKzwQWoylZ81zryvFd7O26gOEc15WjN884v1dseEo8V5Vddv7cJyl.ndTc46znWS2s9ZLg.aT_r8Pg61NIXajKH1.zOxVyB.mdnOMQ0c3r67vLhx.48h6Q0Z_ZorwZBoXMUfQumW.YtcQCEz2rfo0ZIzsFMQs0.LRkL9Y4g0CEgW3vPDxNLzWHZaSHyi9zn2RihrXrnyeJ6a45ME71pEg5uVPByxBF9bETruPRCbZwrk_0yPA8hK6RGMy2wCTgkJUopY.PlplAYWRJHkwUzMoPaiqmU7db35Hzb6cQTTIveI6N5mm6ru8_9auUUu2nOogF3flptkBtcm3DEdtLkPnOhwkNvqVpUO6rSmHy1gGZTIxB5.kiJaUo4DJdLLhfx9ItOKwkD2YrG3C_SxFqaXLa8mjIC4qGjtmq9.j0bxRZ_Rz.DLu1D5NwuQ2o6AetEyYh3wjXq_81.EgxugZFJ71oECjg_psVf4_KdUuKViXw17ypbqMKdhVeRKd3nfDIU7TOSf7MLltVGEZCGpjEVZwAlMWfxifuQev9d76hJ2MtorhuYiGiwP4Rm7F68r2VDYT9hvZgWXIfiKcN5i2lrUsgbWiMbAurn8mJ.17E9DiHhPNVJIFi9lUrwDmqb9rBJW1X4xMqBqSGtpKF6cYvoUIDkZld0XRcyo6A9txU4pjyuB.uB1mLlUFrp.al5qWzMnnm5zUPAR3BOVaMs.w6IsCbZFml3flTdK5jIzFobQpKVwBd5cDydeBfF.oI5vdaaWkTFXYWEP_56UbIW7crauyJ6aGx0b2qk3KAt.ZRkyXY7xVTrOlmB2jCAfyti.nkmt4wcuUo.YzwPbMI1Z.uKd1eaUEjE7hSnc092dTcfKXufW_DulPQAgcd1jloggbUEB93uLYxmTYxyB9iZdqlElmd5Dege_HtjrfAwYApUl3Fz.wwdsvhqpn0iQEg7TlKpCL9s44YF4n1TyWutr.zRltdv._1Euc8SofOy27TAY.BYSA1GEVkFpVkqfPpVcXBD1IvymucxhHau2bjMEb_eW.sULLxMF9DIhKGhj8TD4.dhXk",mdrd: "hbWPp1AGmtw.JnObEapf3GhBSv54JOFnQZFGo.WjCk8-1739146305-1.2.1.1-nQ_Jg_Tuzrn9O7lEG3ZJWAkFu4YmkLMYWmXsXy2VWh4imaRbtsKJ4wZR0sejnZSiUBcgsZhMP8c4kdb9NvWhU_MWdYtCXed7miynTjvMBK7z3vIkx0ThrpPzIPZRgSUVyrl0ccaLbP8r6vl3TI2FmnEdb6MBDppmEcVK2BZJdhXWSow14R.BHaJDAE5Z5aF8qeZymJiKVxpSKOnyFVNIbJwejDZ44s0VHwEIP_5fPQ__bTIwWqTbAa_LFHZtStOwQwFIbzQTSoEnOo4n3gprQJ3cGEtg7EU6avStUY_0OTeT088Tfz6LaefbifIxtPJTpNRpuYKW7h6msdVzOkKXfa5sLAs4ngjQzW_OrN4i4DqL2kTfMhdpiPXVIWYPNmppnDjCfkXmsBr8Rx7OIbxXhlLvh.j3N9ocqoEzcvjc2O8o1rC6oukTQ6OtAW1KVly.Aj5MaoNdT.u0gut_I4DB81clVfjL2OJthxu8iUFfKBzv4hSE6Bn.UhR4gV9S3wQ_641IX5nC4XirYyY32yYn5iFdgb.qAzc6OdPLJzt7yIPrF0vFk2tw7L5LkrA8y.JfiFac_HGrSMAxbwi_A2xYmR.VFFTDaK3uEsqL1Lb8YuELbpU.ZqEWhDmI3ntAWSxybf6dza62Wx3L0.mGuWQ5qBPSOinbr7uwkeUk8kPgYpzld_P06v.C4qkknNmgv6IY.M_9yiZ6B_ucC5P8WCTDUjaSUsq4YGwtwMXhrg6UANSvu9gjqeh0wwLjWD2Tpg4qRwqMpgzR1Echoz.gFdVCvuBrzCcLkvIHrL2cT2DlyRerVsTjWe6kDZx6Q7AXff5M4rGUkKEkOQ6A4_4UxBYl_C7z.F7omh7Luz.WSRW3CLzXSnBJ_hZK1EueJjexmk9E20b_8Q5r7pg6.TDJ3w1EGSvtEcWxDUFElWOgVdtkFXsXNskt1DftUAJyjYNowlVrw4N5PYB7jmPgu1DiWxzH2cEnWFV9IRDwowDvwesD5IR7ZPrFHZaX7fJ_7MY_wry3MK0XQ54rWG7lQlO5DYq7J2lIGdZbkUVj68b2bqlhDAcoS8K8K7zqwqMOm5FMMNgMfUJ5m6U7lJN9TjJ6ybQBR_nYBRrMzsLYH2F7rBOxEwnG8NyBxQ3yZeZ0aDIjaVaJl6HmTfl7SX7NYrD_ze0DB49RHxGJL6TYKu7rZ8B_y4_388J3fJTdyl0L0w2s1Qvhxbn3FWyEHWiWEEX.l2ZJIV_bRFaXV5YZ27yhrmbNUshmuX2Eujr7k3WVl8YTnS3wimrVY.k4mD.23EdF9YbpRhVemq6MsfVbiXpvTSqjwNsNleuo9T2geHvk2r04KELTXqSdBwMH9XOKHdV6vTtmDyPHiKz2ruZcyMsHqgtRkvl_iArhEZYoDPz6xYkqVdeAWdUbcWgjd9KXgHGCNH19gOGkDxE.bmLucLZkxMjguBNLd_Xxm0BbM0tVjFb.Enj_00cN6B7atFB5EbTFQqZf1JhHDc.JcNZK2vPY.TKNHUXZ7ippNHZascJirMdybNI1JT_7IYVRz6JuhiAVdHBvyQaYnf.LtwdF78OzPDnl.w6CdnuzIxT9P542z9E_dwzqocV8XGfncLdbMALRAx3u.KUt2ErpWB5tXMxSxX1iEZQ1Z8kApDMakc2nlWsiOx3s1FhJbGsKIbegP1tNSek9GRJjiGTpf3Aa18kf5Ia5WhCjGMf1_I1CjoGcaeSVNSnznlm_xzecQCtGqV1X2xiQvEM7MAW1yWws_l5tNlDrOzGnXPAE2V5u9N6x73TRPD6pP_nzMO9Z4IBdI_0l8zPqqQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7e23918611ff1';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\/5672840193?__cf_chl_rt_tk=hOowAAxUzdNvVV6BFNXpcdWIi56y44OPPhL9WpcyHfU-1739146305-1.0.1.1-kPnxJAlvFhwh1kvmM5P.uVKz_h678pBMaM5CY8511A8" + 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