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-248916491719.mit-edu.top/post/8670123945

  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-248916491719.mit-edu.top",cType: 'managed',cRay: '910fc78c2b795a51',cH: 'scYfEKhm89yCVgc000X8nkh7OKuG2sSt7ZGyj34c3uc-1739396871-1.2.1.1-H3cbuG.f0kb5L142pNABc8hBta.uOt3J35cy8HbFK.ZcKvuD8rqsksW9ydjX3vOE',cUPMDTk: "\/post\/8670123945?__cf_chl_tk=nriugA1JY8rj2og4YK45avtdTaB7oOMgFk5pC0Ew_uU-1739396871-1.0.1.1-jL1CEo5lN7b6pcfvf0fnKY3lbQ7B2BMbnIAJfy.mrgY",cFPWv: 'b',cITimeS: '1739396871',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8670123945?__cf_chl_f_tk=nriugA1JY8rj2og4YK45avtdTaB7oOMgFk5pC0Ew_uU-1739396871-1.0.1.1-jL1CEo5lN7b6pcfvf0fnKY3lbQ7B2BMbnIAJfy.mrgY",md: "KawwUxAJtCXJMr5uroq1YC2MKlfshU0TosVyNcDjNww-1739396871-1.2.1.1-VbnxcIbEOOo54sRU8jHJXUNzLZ4v8w09eL9rdS1zdbS.zmYZBfIpzTQjvp7Bw2pfEFZaJJssFeTOQ1nfBU8wyZB4MOIxPe8tbFvcBO3HOTAMKWgjx06IUwxaaD.D0wASy6ZlZbzWQ7JuWL1Sc57QkSFF.1vYZa5VB6LO1.z41rtYeK.FVZTER3EyTfqqGwn6.U6a.uPiMFBknhIYSOK9Ozb5XdZCgQ0kJuvUHq6w.WfZrvPVaMZC69qyZmYy8xhFlbPG8hRoVk0PoWBOvo5abEAKY2526hDUvyYICBS1at.iO7V3HKwCqtCaduX7YCBDgYqq.aULwgFETSM1YK4DInFmS8vPWgN5alq4oE4v9XCNl9WriIrabXNpQ53l1SuoYwfOLYgSIYmcqKxyQPP56h7TIkd1N13sPCyuq.zhjPivehtz3tQg1Y48ksWoDv7LmSKsiFqzA7bdLL98lI_kD3pVhP4l4XWZAG7oe9uenayBstHZq9AhiAnL_jBGZ7PRwZmT.LXpvL.FHHGMTJonemLummW_C98WU9pxxZNqPdagmLdvBwoTBaT1Ir2lgu0QonaesypNgDqvMuokGnF1IfdhW7FojOZTMmN6P3AmhpF0zxJAb9qOOaJL7_xM4gRQdTtpb04u8JHZiCrveDLez5HKrSWNdU52sn7RRGLYkOO4fXcqpMZQGYfl6evb0IhL5q7ScC.lNm0FsgQBxsqhl_1mqiK9_RW7VVtSWwYy3DZ7cmx.Q73XMeGZx9r_7e.GfHvyHHB3VXT6oIzA4b7O732u8PPkmJxvp9.t2AMulFfpCbZMq8zBkbvfrA.30d3DKxYCyotq01CtN.n_EZ_DLWeoGAI7YshEEf1_ogY5ajOdhGjk0NE_ZobaAw9Ye58ZxFmUuWRELhXWl.d3LCKiuc2.eWuM79Km0LYZsGiXXuQ4VInAyXyZvGFTKAGUbsf2NG6O6gnc7XqLRXsoXdKj8LSi78BY_lC3VcixlpM7ZfyWpbV78Wm1NNI0OmCu.i08ss5a7sFPxZ3PDUm5bU5L.F2rHpirpy_zIv4nTyjhfJJVyqPIGxI3L6_qP3Yb3fVA0HF6Dca0rgVq0MIL4NtH.vcm.A0lcrlg18eBELobBanCzdat7vtNgmD1dEvV_uFsj9O90hTYUlvdQRZkCPJkfSWF1wQu8icx7YatsjFqnNnqnydvZwKf6d6P6Hrm1ZkFxF15ZWS0HkdQL.cLto9FRx6zRalIjCtQivg9PJpqAmRkPpvQstQ6K3b4WyrJ6VzcWqBkvtXFRBBPsT1NNlxYJKHD5NokZ3_JKs7qswP_RAKwGBI.GLbeKVYbq4QWh1HAB1sHQzTbRJCLj5nrGhQraKVsKEAH7OriclxpvlwR4oWnHcAxnryDbtKBUXj07G5CPL2TGEnzYZdl3xlg_eOQ6uWHuf5Al2KjqTu24r40LMGVWR4Icf3onQZ4ibRTMvrgil67l53UqoBfBJgYgMvPneUrJum..mrHQ_KWT.pNBd9hMVg0AKp.nrxPkpm6sAqTX5jYDub43evhERz_pk9l6B.y6.7MgHS5ktHVzAPoCV7PgMv9txG8aNUFhRE9XVu_kKaLLFugPddN6olAXmMi03EqQZZ8.zbs5xw6.q7Rj78DGN8owqhjB49rykanB5vdkZSJGnjyae5A4ITWE7AGDN0unGfjhBRJGcVPVcreJtw_qxfiIODYvcPSiTR5nI8Zv448TyupQs9VfNGEnM.sVmxlgEv.smz5rSAuvZh1aNpdLW95ZiWIc7QtBKVTuqMaLeupDUDQKwttVFVkvzRGtZMul59ynr71QHQzOr7W3W4EBZ_spthOXdulr028yHAtPZZHsUVs0Ot.GhU8eqIS16afoDomtyt74P6L6jy.VQlnzdYE.VHLTZfwt6pWZ0BVjdolfKEsOgEn_taQD_iDm2YQswXhbPmfCxTcBxbsEOPMQvW5POBDHVNTIb3.medNJ33nk_C34sGMO3qjo5JcCpF5ufZTvCI7Bx_tm8RJFLpjTK_obgkfyKzvmdckrW6vjKS7JMi5v.uHZr86Hg.1VStVh..iAs4iUF5FG_WDIus52oWWuEc5Gd7IaBv1QjwZnlAl5sVkhV.2x6rAti5FmKscdP5u2IP4CfH4RWvQdGT5blU7jD9.236_5QCLigYZie7OmOx3MwkLaWHZ9M9rjHD8WXjCVzFHbz6nJ8_Y_l5Lsu0aBaO3KtSRFwkXVpvS",mdrd: "ZnqzYK7wH0RoTWSlnInOHzG5A5jWTecoRWtCniGd7ok-1739396871-1.2.1.1-wo3sRJxIucpR.mxU.bInQfBqVLIuyTm.UW1MDYbzbhZ2uFq7y186.38KBk0fwQyKgwQqaaQ1FcR3M2pPif77roWHrnPlC0gFAeXB592dhVSpt6Kc8QfaAZg4ZdzestlSGpd10T5Wu__8woOQFc1l7fbG92UgSckpkN1XynFILzm1F1bWTfTaOGybwfM.HVEa_BEFNk6NQHQKwJMwcwf9w5tIRkGj.VpF6Vz.GpoKKPgpU7VL7VY1gWlxZcQoNYxOUn1GzZcIst.9KfI1ohmrGgNaG.t1Q4k8mQfpYupRJS6aTidPeBMtwbhiGi2BXE1YQdyoEaU.ZjFy9Zu1tOz8Eh1twheLqmMcxjrSQRrypR9Kv94rUzeqs4HV7f_eM9uiD0s6RFSmF6_b72yiOLFR2Dmi.N4yUzOFx0CPu7HBmwAJ_um8HriORaXE4sjyuZbBrVfA8m5C6seRWUe3r9PvwZsDl2mkOo7O57qHBtlqLM2dP4Zs7mtI.fznzfAx88Pug16xriNrM5BrsbkTMZRJxhgphw.WXFnHIG514DgNC4ai2_eoV_jAe2lSeCyEQTzcqM8ad8ZkO3kj3.u8a0LQ00Rz2kpQ1IG7IINaK5bdPkaarjnQO8KoplzjKxFFhi6HaPv1Qwsa7MtS7F_B9tQGLxRC04Ol8wspuLue.9yseK80Az8qRz.QA8jG6IV6c1VEZJDMZMQ3itEHUwlrUWveSwY8uiS6BP98xEb1Cow_.Wi9quCy5YX6Po8G_TNNpEASu71fqnVSmGQx0XdF9JNuspe_CBHqQOsTqQXLqJWt00g9EWMMH.1hn2VMy6mJTQcGv1kqWmuF8JokYqb3yLoVrf_.ql.Ky_vfiYjcw3vj4bpjJu4Mm.5wC5Xtqi6zoaRimYp.hz45eQL_mlTtwjhkBuyLRkH22fTiEJbjUNMzWd2CFTjBzq0gPQTpcQh9R4F9ooBhi1b_jcl9P.Z_DMZQgGR9Jw56jpSt4DYzuQGe9UKc8sKctZdCHS_mN.wTrfh0uilb6h.QmKRln7WDobwqeIWzIYohRlRY1wowX8RaM0NfBBDo6zcNlcROKY56u8_gLZS2SrQMmNhFCXY03MCclo8y1GsRufLLZlQ__7nATQ1pjFSM0JWtgiZUr7gJn1wdSdC1_dln.eTvG2HA3ic9_OyZizyxY9NN79NL9VvZw4rMZ8twNpXz3Ptrj4pB4_8wVVApX5xNbB3fWts9NxZ201arz4ssWuE.KFzv2YV7onWYrsMfQ0JwZccG659RVsViTZRX6zApCNgkUx9uZEg7bxLD2CICxrFc7_NyjFnBATddA57uvORGi4HvMr8ezBmPJPdFzBVg3afGnqbxUP.jR.EeiXwIFU37EhoRxY4SEx5YDIQCuoN3q3VUM3c73g09w8ZagGwzxdTU80tsKhknTbWV.mVJrEwokUJY1X8HW21pvzYQy2WD32g_6fBIWDuXEjbCkSg4U6mpmTsBXPdhqrJpJvuOQjrPFQjgtBmO8oa.8C3moGV2jpK2kWjqEKQvFSli7ezmjq1MqoQS_TfCD_EnFsAokFcmYvQnM9yzNWEsX47FgDKjDFy83ZQfThn14ILJ9fLKIGw1fDWMA.ngx0n8GnH1qkbvFWb8dMXv.pQsSNPLAG7yDbFlgcWg.FCL45Q_4MFfjcu1KQ0OYflC3ijP1XHfUD4DFCNBryNnnjiOGMfgeEg6k7Em2_2WWYEOXS8fAgOj.Ps8BofWyuzymYpYxDdsf0MYXlU1bxLMX9j19tjkcCw7ZB9iDYRpiKye75hBNLc6bbRehNR1DrTuuAMBwOltq24me1RBxOZG_Ug"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910fc78c2b795a51';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\/8670123945?__cf_chl_rt_tk=nriugA1JY8rj2og4YK45avtdTaB7oOMgFk5pC0Ew_uU-1739396871-1.0.1.1-jL1CEo5lN7b6pcfvf0fnKY3lbQ7B2BMbnIAJfy.mrgY" + 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