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-950657393156.mit-edu.top/post/5430987261

  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-950657393156.mit-edu.top",cType: 'managed',cRay: '911042eb387757c7',cH: 'JetYVXvSausvqXmwZTv6N9MZftBm3Z0iVKJiLsVDbPc-1739401924-1.2.1.1-V.lG7EDIyz0zdSgaxwlj_kdCY0rkjs0cfK53h08byQqHcO9UyHHDvsGP081IBBIO',cUPMDTk: "\/post\/5430987261?__cf_chl_tk=IJ8XNRT4wUsKfdwctn26QmB561QSqMZG.bMYPp944To-1739401924-1.0.1.1-l7MGyWjB842ijFl_C1KWPIMwFyhWSFqgNn01Z1itOHA",cFPWv: 'b',cITimeS: '1739401924',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5430987261?__cf_chl_f_tk=IJ8XNRT4wUsKfdwctn26QmB561QSqMZG.bMYPp944To-1739401924-1.0.1.1-l7MGyWjB842ijFl_C1KWPIMwFyhWSFqgNn01Z1itOHA",md: "NVhnE0vIPHIqjLxuKesRBvc3EA4uQd_BohRwvMFYRn8-1739401924-1.2.1.1-9TRJmRvgQgv19M6lQfhwOSR6SZwk0HG1.mWgHAFb2YcGnsXddbL84OPpn2LOX_sMjxLMe4QqfxfIpoyljS5hhEoLKJWEXFeaBkfzi6pw_eF8s7CX9._XLnQ00oMB69Yxb0EqxPy2JVHPzzDgur6EdJh5mnwfygtUzmlNeBiiX49n8xrVIy8ublzNsvqMkuiVJcNSGtkmdt0WTstOM7K8Seij_v2VHiYtfKW2vML9aYew2IMY19RLhNr.8v59CRckLxffP7W28SX2IHj8BhL4eMVHommh.ttldtE0bIhgtZKFnvzZIYY9yO3RcvzV9Yzt7HR0KIDnr7PO04wi3YYrcmVJGyL0p1TDOTCD6ImR0lerOwIi5KLpxfrNTmq1W1kIrgV0JVj7VOqQ3VgyCcE2ceeq2kM8ZXtdv0CEAYeNZm8d9_9QhJsjyR1xD7Q1.aV34P9Dw8Z_GulHCrLXu5EVjV4TRxKkUB777WbecRQbGono94MyMfMLnBpDQXtHHlsYh49guuSej2evl2W_f_TeVkscAfPvUwNQ1EyviogpmTFBtjJjtCFU5Yb6j0dlVP_QukbugP5vTZfNplXYDY_yC0Jd_cYXs_BZxGboTv9lGxPR7Cu8Ry5Nw7ntMEUATa9DZhBhbTh.NCjTPsK2LZIgJ0TiDkGxHnXPJVP.B51PczFN5UoJJA4.eyLkCOikYzAyHS1riqvFEZtwnhNDs3FsL7ub6w2xR0ORZBM01OBfLe5weNATdwKCP7mTqi1o5nvJS1B3QNgeh9xrtiqFGZsXKcccniBXK0Oevc7ZoWf9hQIHuOqnnH8UKRAPEeQzDuWZJ.w.I4sZKugoJfjMGaBTcF0bcvu2xxX4EP0V9YEOk8kobHWPfRtiVHVEXu5T3cjc0F.OGPH8gOm9RKsAL2E4UQyL9agJCDuUfmzVuvE8uIXGGOcGkf5B5jnfczMRZzqhqEfjXHSZ6lPd4quTqWXlygnspQ6tsywLBIWw32swIbba8_SW4pdGbxyX9_8aYk6v7eyEaoAPtL.61F_sg8vA1Zcf7SxS6CD5UfdQXQihc0.2Q1rk_DwjRnwz6R2lHrDvhbNzzejVNf_NpQznraGWqA2DE_aFreGq9DAaD5qV5bC7MJH5FvfhEe_pLMGfZHK6UmfCBLE22lpVFWCvabHzMbiVTY7crp7La_YTi0cpHcmChNqPPNXOQ53dG1Gtx3AyrW57iYdRvASufWhO6Wh15AETrE587e0gUWYumnxxt_jHJYmjyMehi0ILPp.dGR23zB_2tg67bco0v2qUbVuICOF7k0oegbHW5narbNxtFRHOFdO8u7cRCToILyVrmiDVHSfpW76sPtUaTg9NIMWYTiAaSzgPiAtbFz2eJwMrKlNZhbUSqf2I3dbyQPEFREnehP515QNSyVPCAt5S0tEC7ZcUAeqBCVA.fyFTq6IT1b7prif3c.QBZ3yOIsT3pE3uH6DaPM__Id66jWZTk_rNx68FhraR_BQCzjtlTaz4_s6_BOoDUlCXL.DAZss5b9XcT7R86IzMxil_5d73Psw1o.FdtasTLDomx_E0oPlamUzwNO3rajVAWsujGfLbrlx2tk9XTU9g7n5aCdhLtWpgdqUd0I6cN25eBL9s1YVKmrfPYiOhJooOk0f0lAzdYxWezGIyxTNu5tBaJHyJflZ4r81n2Cr4LF6drEp3clYgKv88eKaZ4dkWZlkQCYE95TaZyGSDlOzL.a2sX17MSg18Ou8T3ybtz7F99..SI1aBVtC3h4YQefMjGeXW9TjkyWev3Vmr7i4EZySbK8iO9PcH7cjcpLGiutZm0OiTWd3DpNezjRAxAzCxz4DfIvGoK.1.aFvUagJMba8rpT3XZupbYo4w8.7SAHizt6AbZTFoWEBKHawz1tTfwp8uLsM6U4i0kWPwTI3iuxBmu_d7dC14nIAwxrlsX0fqv31Q.Nnt33Fu648EIKqJ8RoWph8K3wlfRrNhckcGyylqVcQgmohqbTG9gC0IR5yAp7lCevMsZltfi48JR5Rc6Iu0NHc6Xb3ySMazN4.Op_CNumOSASnnEBoP1lPVDIRhaYFtGxQDmM_5Jo04nMxR6lGDXtxykRs22nTTwQDCiMD5W2Ylcm_bBT.6OrEu.pMX_6TIjuegNT9.qYQ7CK9dm.Z4EG8JpWdujRk7iiJtc9vfocdTOlV4sRhaQfuEL9AuswFMQQsiixRU.T0EhfElnutfSpjQIZvQ",mdrd: "dFOui1VEXaRWloojwP_tImJRlI_8U0.kbENf8SRZcA4-1739401924-1.2.1.1-agAD460md25Rg_KCPIo0gEMcjnos51DaQXouMGYDnrAHIO9Td5Jrys8pb4TmcfEWNhHdaZjoWrOO8sCom0wCjZhF9PMhpkVaNQ2Gs2sCvrsZtNgEGj1DATKrdI_sPUcm4DNRVHiwguXiXi1Ne6FnqNIGNjuSh1JPFE8X.sJkzWKoxDpAzLblzskEvlHJjxH_Q..2CbPRHW1Wj90zanTPvSw0fZ9xgr8K42sPHaH5RO6hFA16.UPCDW5HP4Uyu8cHr85m4UFI0WesBYV2fSO1Zh00QSlxPZgPbneBc2EiO3s0yJAZEld_uSKfijqUl_rxElOli0x4j6XAG1TPfZQDujKA_aq_uqyqu61QemTJZCVivqat_9VUwVs9im0bp3aRvusJG_HjYQeyXOP95YwToVuOT2Xo4k8OMy4FPsqSqnZE_uYVIqLgdc5GdgMHEmT5oUa_cDiYPyNGgJqHJZyUeWDbzk8JwgUF18qRtBLVHJ4L6R6btSO.Cz92ljOI2eWZefyRmd.aARaz2bMQAKuSwNzNJdpFP5G3awaUfyrf44MzOSbf4IZFYeLskx4WxbOdu_qJ_scmQi3HHWhRvciNY3YzqrN.MuOHEf3WagVEO7iB0icbn5RwnYzMLiSrr6gU6DYaCGG8ljnZaFQ5ZMydpD33hjBJ4HLEkopaFkyDXK_Sw_Sh_XesuktPnGKswTuSQ3C.Tqy1FA9e8E65J6rrk_95KPs_ssnn2fNAijKeQXK0IQ1zHUMtWBcufzwn4zC92JApz8JkXwpgrN3cI8P7vUbk.SHkkvTaoQDMmFKncZy.7ZHOWJoEXEDA3jEODC309pOyezXhrz9C7ZPZrLg6HPamWslwFXdoXHg29wyjqEO7bMC5Pxo19yHncBITREJRC9cRHOcP6PcE1U8Sxu35Sltq15vxB.b3wo9VF9VQpFOY.Kcsm93gnq_nJbQB6DudSgblUslC6UleKJrjfGGxJ3UwkJvC720uQfyYv1GI.7LWyrfCF59P3OCccECZWa5ICsfQBNL2Ab8W.nlCEu0sr4Nh4pD6jq6dex5Md8.yXWu22sC.zrv65pI0zct59YnvqpOfnShqWHs_zkzN9DAhktCZ.XMIGZLLpqqXvVTnexAnlkd.hcjTYfTtOqteFqP60ol_ZqrobMzqmrqj9NFiF8jQkZYVEUaDYEsk6l5fkw6IoO_rCwQsldJooXtTMbl3naJ3_eNDLyVXE4DInRmKOk_Ta1yVaHEkFltYuZAED3fvyDNYxh6oZ2.oZCFVF5u9YGuOGKFoHjtQ7Ylwgrf9UwCC8KTkaSTyDHtvIexQoTzT5ArvJVp.OvcQxTV.XosKKTIUSYGGGCvfevLLcd.DY40B8fo37QGNKPw0q.D6a9QFzcBz52tLiUTFopdGqGB8nYGgsQXNSBYsWEtGl1rRJCkrwxybSBvd_xgghy0_PJ12QtIS7lnrSPFnLQ6_xGvDfkrKfIRfsQKNRaPpA8ff9QM17JKoBXZVgnMpyhw5d8bxSQyZ9ssRkQV1K_XNCbT0nmJIkDsZZppN5KjgrMQhJzL5CcYTx.q7ammp8vWx34c9kNXwPF_6t7qyvI.TMg3cFYQCgUsTfsD4DS8bJgwDWj5ks351pmKq8YPxl0rxzboBejvwdCMQ96EFVgJsQVncBSU.zbvOSE03V4GMiE1fldY6mBl3Cnh4XCXobIVD8PcVfrXR5ms36oMHSGxHhBxG_4oo9oNLRqIKGs5xGsMkD1bKJG498GuuWBwhRe3UvOLXse69nBYj4cZNnWpH82BtkxGOm7mTnUsIPLWncVWJaA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=911042eb387757c7';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\/5430987261?__cf_chl_rt_tk=IJ8XNRT4wUsKfdwctn26QmB561QSqMZG.bMYPp944To-1739401924-1.0.1.1-l7MGyWjB842ijFl_C1KWPIMwFyhWSFqgNn01Z1itOHA" + 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