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-722551454014.mit-edu.top/post/4168752930

  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-722551454014.mit-edu.top",cType: 'managed',cRay: '90f23f88f8bcc998',cH: 'l__DKHAyxuY6.Gp3VMaaaENcI_tXOfIZhowpwqIrv8A-1739087212-1.2.1.1-jEf.qdykBF2wZ_kzEWgcPK75kHtadp7GmUcYhEcCP_bNbjP5UAi0dQzc8KLpEBxu',cUPMDTk: "\/post\/4168752930?__cf_chl_tk=jqXK40Qe0XWI1AhzE8miSccQCvnhLMUMuhttaFKvfWs-1739087212-1.0.1.1-Gjs7b_oSgeYLDtAQEj9qrySF7J5S7QZ5BU0dcDUrzBY",cFPWv: 'g',cITimeS: '1739087212',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4168752930?__cf_chl_f_tk=jqXK40Qe0XWI1AhzE8miSccQCvnhLMUMuhttaFKvfWs-1739087212-1.0.1.1-Gjs7b_oSgeYLDtAQEj9qrySF7J5S7QZ5BU0dcDUrzBY",md: "ks34NdfntcQvqYZS9z5.MsDdSzVNu6HX0FiqDi.PlN8-1739087212-1.2.1.1-pkeWRrq_SdenfoPBSnDHn473Jz5L94dIXpsIKwj9vAMgH.PpKcKB76WZSEF73RDy5D0u9Pv0kCp.52wKSpGaBQMh.uWmEctyPu0M0i2KEt9VA__sGI431uIpuBh5XBFnWhPuKXHgVLMR_VZrfSNm7RFrPLNav7qu2S7Ly1LdeSF6V3EbrKn2J9Ob7sbyL8IPKs7vA2wKhB21SHVYaKEbCNXwVU.9em7foP6F0xlCGW6wUZIb9vk4UQrtt_odPr1UTr2anEKkW_ehwZnfmJlDUziK1xs4MQBWVF9ktDhwSetEuAgHKBsyCcZTubdOzRfRNexx1easlm6LNLSUBqpa1nVHUKHVXfbIBWU2MNyHhmceRPBy5ng9RVEPJZsTTDnWjbynozlbfwF5m4IbVgsdXKpO6RSmM45wKeH3xNKkPvJfKkAMcjJq9_M7W9NkD1oGE7xJI70dEcCbqZoXSbfsmcHhvsvqL0b11eOffsQAA9CaGt8m2dFYs3XLY0_.iCwa5BVDN.8NTkYVh4WVs1XfQH0s1jaFoA42vcPqci7T9hpNmkdgQDQQaxMnaYAj8EBPrPekuVzJX2e3CNa5WtLnyb3F9AhkWXqZPBatHNGY40XWsRhByPFiD8AQiN82H9jRgEHhw7rrXd1NM.YEoJrpyZblJJS0tKCG53TI7VnZk1nujPMUIITcWjR5cgyZUhN2EmehszJn56IXDSbN69w4hx4jbDNTFiTvIhVyVQdIb_J_5WG2TYW0HcjdqNvh3f2IamffQFGSNOzDGyUjWKNgNrVq0DnIm5OXWTk6kw3CyAvVqQp80YA1foUKb_R.DNBPh7bHyqe7ZjLhToFw2vDPbiQ38IdqNK2tkfkhyKunMfSralelhnrxsKS9CWeXFam412oCFyDQ0kz0i2OuteVR0npB.I09EeFxkh_a_QM0TmZJHFn7jrOdktB41.DRYqgsVDSKScQFHPqDneGZrXgWgyBvdscjEzlDUIaLJaFgnfPvj_HmptBlN7RoC_9kEHHlXWMsDGZMiP4aoxxpJ0PumdnznAZyyeU4KEvJuIv1w_xnl9RBdn.Ump9PRAnyZvohzqoq53mW9G_Q0YqxZMSgQxAXTvWvwMG._fn8BQp_MKawBV47TIxJw7d8xQkU99uxm53.UDWDNZjFST..vbLIu6Ju3bqchoWG.uvHNCXBkaBE.XIuv200JLYNFB8TAjUBGAcF71fXxKoTE_BpeKn7QVecvq4ySW93QtWnDkOVWAhbqSBdCVFvmNfDYu2a.fTU0beBdUT4tW8dbagWd4AKkAhrWAGg9RDCjILGCLMsn8nOOBI4qvzRRZmrICI4bQ_NtpY6xa8jUpxNADD9OylOQq4hCmlp685pSNPTtYpsfExP7k2VvZotcNems22lWKMapI2CoN_331DYFjZZ4OmT20X8G_7RTkjhvLYWewftFPVdRJW.9o6dfrfzJ68B_eL6KPK5LUMvg04dGkqJvOZOGPqvgSHjx8yirCoEFGfuz2iY0hAkAtpnlG_s9OijatPDdv5.lkO_GDEiXXwY7Y1zf.OIDUl.9.wgduUSi2ioQo1h97AUBFpsAw9BZIVktW0im5Tp0Q9C2d1QxzpmhUQGnMuQQS2ptc_7zde7yEv2_20lL0qBz5wM78StCTsi0jBtIKX_2bWU.YILPkplId54xnvhyQtX.drU.VzQdpbz1GKz.._VQhI8u_W8vC5THvLrNbz2zhb.A4.el1r7cwJoIUoi8nBUpwjLZ0gBNGWB6EiBOJNw3WBPUJ0z.CPr5eDv6e.sVbIvBlpFRBrsr.tOzLq0rzz6grFddG5adaXHDFK5ouasWD93BWiFzhAF1VKR.el2Sg6uTFwTWFTkN_nlzWvzgjodm6CeH1IY4XZ1vdu3CTH.mz8PD5Q6D07wzoVtJNh30UwzaV7isJPN7nc2twI8yLnUGbpVPUPmcGD0oJDNbwiM_fmSZBf8z2NPnGs.aRC7gZz3.nPjhH7DWXEjU07ShTmU_gbMrh5v2PkPj5RALQC0_yU7HFFPb47wuOfzwBbciKtpTi9W4r66MZvlQOhcw0qZzaUDk6G2QWIRaBWGcdSZ3aWmQiDV.fWH5Fq4s.qvIH5icQXxyWViNmxrx0e2b6DxcPJnIEtjVg47WC.g0LKUBEqQiSNL.LBrrV_ndr5e1mrTNWgjRUAgLJIQPN6jbQeltUFevDFOnHWW0jEMv0c5BcAakJLEcf7wRgvi",mdrd: "hujNZjwGGTJINXU2WTsSR0WhSdb5Wag7zJcF8lfEPXM-1739087212-1.2.1.1-v3Iqu.I5gCcanH2hJoCVu0vbmG2CwbcyYXoP7f6YKpO.vdTuXIGmOJwJ1gTRnBAQCW_e3zRRb2Zu2KyT023Jy.uTm6MXIebNeh1OLBNh0Sb4D.HfH9C048vTqECAPOS7e3H.yXdx75AHqrBb0y4PY77tpxZW8jY7_W9gxJSKzN9OLuC_AlRFES_P.pT0WyHwEWDw9Ld73CK2jidSs5Ud_2K9TuSjvitGgUL0kDbJuYl6Gt1PZMpr6FkqCJmSA4l9gPI3eXD5tUPj9pvbGAWVLjGHm.89TM4HSy7FZ_NMXPZiO4zGoZZCOl9Zqn45BgsmswKSlqUysS390P0UyNnPVwWSKcuxDdDxxnlEsK9SJSwTcDabu45JTipScR2VAtdUT8wF08WKeqd3bfRjIKV3q.4o9Mg7qqn2giTUfWWL95JVDivfcGyv29d92cos4RsxHsV.D7xzXoSJTPXjCtWCcSbx4muQtW5lzmSixHemkbyll_Y7kjynOk778YtX9yhSZZVwcm.MXpbX14C2vpaALvLwq84wGOE5kdNYHpy0pBfz4s6LcnTYMDcOvXuGXL88F3P8RTZm.OalmY0AAvVgtsFJbpEgKO7X.L2izzS4bNK093c_mHAkpsQ3ij0FdC9WIAccYDDwEqs4oDRnGi7Wi_Koy6ldw3BVOqhdXu4DvL7wpNsWl3bFS7JYy5ruWWvOzyBJNQDf.9JUy.LzMNFVPVpIgB3M5gcEJpAz2nPSdspfOtUBZ6Xg48JnfJbk2Vr5tW0dnAdctTTrtsyqu_JmEXiq2sEq6sMuANP2gsmta5FnqFb0qjPWSn9gCEW8SbVeNLQNreI3L3qb8WjKCea2syCjS4AmjL3qAwrAvmOqnbZFImhavrPv27HvMPaYSsMLU0L5mF96IV6rjq2d2n_9LD_rLzOBHUvw7Yu6wUCVSjrtuqqN553RF0O0sRzv4hxxli76h_Lfk4LNFv3buM2d1ORMEO0CDwj70tfigbsiSZSocHcGStScrsvU81LMck5SZHuH4CwiFCUElWwtOXDCuQ5.y0Q.ojGPdTUC201aaajVjeCHsja6OBRxlg3zuo0QL6CyImVCrC6ac5jAQgTWbKWmiH9idbCF_H20ui02duOEDlsUreIpKUtB6e9IGtNnDi2JFZL648B9YOKRR15ocTYCPeMPGnMfwOphGtUKEe6csH5gQoMHu08uSXauEOfnUmGCxvKMvvFMEVIigrbutNmNzoU01SrEMY2vnSQzJ7uQmXnxSo7ff1QWr20nBdUEeuYqWBhJ3L4KBo7jtRTyOYfJ1kgEVZJBLTFVIgA5TtrRO.Xa1fng3J4HyscEg3vtEv_CCxWx9ktoITNAvvK7aIIIQo6d8s7S8tVCEIrR3DlRL_zQryKRaeWe6u3qOMECgoUEInVaYrDPDdQ082Oy3B2k0_lnoMhYNT0b.Ohg6NJhjb7KeLROs0vX6OSxrJDezWTz4Y2LjrX4XpVxrGTPHNb34ZNCNkGSkdpSHr_XqUz2ruoKn3bWlzFKco9.UnRerthFyVtRvQ2XulnGAI0Iu2IxLV3uJk8ECBCGmEUgg0urYEAu_NPZ8ceCOsvoWGAx.XAsyRdTzZgwfsPbLZS2XiGiFbmVvsfmt3Aywq4NfId_P3d1lO_ndWwd2wC4OXXB0Rd0ya5n2tNpjh.maIfM.pyWR2KpS9Hf3KZ.TQbwbhFhM6jXyMbTu1696_fyNV.UpbsuPqYdtOt0NE3rTFgmdTZwN4RqvxQwMB2XOepEvnoM3cwMlSNmfk2zP7omtBvOG4OsYnYU6i29ce8m1P0BYg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f23f88f8bcc998';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\/4168752930?__cf_chl_rt_tk=jqXK40Qe0XWI1AhzE8miSccQCvnhLMUMuhttaFKvfWs-1739087212-1.0.1.1-Gjs7b_oSgeYLDtAQEj9qrySF7J5S7QZ5BU0dcDUrzBY" + 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