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-818321257751.mit-edu.top/post/5413970682

  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-818321257751.mit-edu.top",cType: 'managed',cRay: '90fcf26218daf280',cH: 'l2KJJvR1ivnsBMURvvP6rxYShsVT7CI4u2rssGdznXs-1739199396-1.2.1.1-uFf4l_RheQVY.B8ufixJ.I2O0Xwlw4MLlxKLxGCYgaC0_CQpJO67hFLw7M7vpU_S',cUPMDTk: "\/post\/5413970682?__cf_chl_tk=59WUnSZM4VE6CQWuSsefCxk4Dfe7PfubvhR8JAFSc1U-1739199396-1.0.1.1-Fbof8E2z_yYv4o56kODEgPXgt8vPT3knsM9Y7IlBFjg",cFPWv: 'g',cITimeS: '1739199396',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5413970682?__cf_chl_f_tk=59WUnSZM4VE6CQWuSsefCxk4Dfe7PfubvhR8JAFSc1U-1739199396-1.0.1.1-Fbof8E2z_yYv4o56kODEgPXgt8vPT3knsM9Y7IlBFjg",md: "2qEqfPsLSczfhPGcl26FmDt.uo_JaGJBYo5oDHMzaEs-1739199396-1.2.1.1-CNb1Tq18nM.YIFDy5VJRW59a1Mhp79EY66LldOLHDgMSwA2eXI4gs4msnqq8kzX9gY0.Pa.hNTZ.7SJOHnRrtnKMTp2glCBl0YtDwFwiBSZKN7DP0xcgkQz8CjqEx54pe3dLmYwTasHjb5i5O.xdd1Jh9JJvxNdgAvgXVq3IslBtgShoR4TPt.yAqyg8oTsib1VYZzqlYAMTTnML.UVH3wlXtEbL4PuRnn3brC23XJsY5DJUHehgYJkn5shetZD6_nkXJgByBGa6XSgWXbHHknaJv5AgY6MEYrbOKncdi5Y.q3JBp4rktjCkQcBoTM4agCHykpku2njTwPqv0x7FxY0d9tP5QVxrzLfTsuXx6XdXHyI28BRGJCQthEs1UDURmDR4wBKgaxUoptbY2iRJy2vwdjjkJChwT5Cqog1qEcOVxAaX_8oKa2ux.FLmhW4bsEITka1DF8vr2tMJIvziniehrfQrKp_yZXbi8LQflhSUPrqN9K610H_WYPZrUVS8TorucKnoRJfXxDWR7S_HcF76xVkP7rNCg1Tz12kvQTORGvvFyGORZKaCT5ohYTftsIgqf9oOxPiDD65TeFy1Sog9VZIn2b_G6d_iGMDHAuuuvGnBFaZMim3K1MJ.8x.CPl_Bx7E80CJxEPRcgPhqCG3l9ikpxtIu4jn0MoPv1SV5pNj3QCxgcx4VGgNdXdCoW8dH3PE67Nc4DY.k7n0f4FZ2ZUFk6aae_zx7xz4W8JfQzXErASrR6wY37SDucEJim6W1w6C8jaWztmLXFcuuu8ysZLwugnwtUgZ4T544LONDZ7WD1fOsoJ2KuBoMR.cPHMn59rDJP.Q0Y_VakZkBs1aM3.WPSUu6JtH12fEOE7SEqlCv9Knm2J0h74mbzpxfYS4oftmvHcbXW06wNfJKA6_9zPxC.xgCG_lc4TDE0ksn.X_fgroEJgpb_7vRzYjHwCf0STSC7xh.kj9fOSVLXAKZtpPavOGjJ5SLVaijEALzkDvvotv1JETGkmcIj5x6pjqA4bop3nDb5lfwvTYXcrkY4CFCV.S8MRdo9kOqm.xtq19KW6YUvLkCX1k5ySGIy2ugGAYQpHt_IfzRU3zObp7zYpfU2ITIWyUMOb0rlgY2OywDUKYfgdKWi7R1W3W7yGAJxmHpdtc2EPx9mmvxEIuRsQgMqQd5R2BP07HDGt6oM4Ge3KrkL_0DXQuIgvWge.JU1XvFb8Z7j1GlO1.zPTuJvxOqhhkC8uqf7gImlxq4LGTBpHLuymu80jtHGBni3w1yMMXhQRXlWRKjvdSm2eS_aJGQNIUDTLUaDUlpJGbHn5uGCG4ttQROfPJVs.5TzAy.bWnlN.AoVwaspYIzzWvBsbqNdFcIeADvmOJBn4.hMg2VhfW9dGtUNCRivMGiKdfcAOzIyZve8JS..EL5sskej03nHeYSEDAShEppguI2OkZUMEqLwU1THLnddZjAC7thAlLGPE8GpAea17DGlYfiRSs8NpSN850uGere362WwksOk_rswUOSD8IWXd59RAz29GchLLt51RUovymFCiu_uvEFAA3Bc33zrvjbzMi9EQfff9KcXtsYOkkiozcBkmVGGybwARk03XR.A7VhhYdCkdjHEQZW63pqR1bhwGEJUzRGTmEf.kewBVKzv._safKM6jdlpNKivPjQZqxkxsJYn_V67CvsitOyfXGck_HPpxdSVjRhlDHNTmX6Xmwb1p.pxNEhuYGKRlrXQarDJN5aPZFg.A5YKUsiQv6kVam5B7wpa2q9BArmER.uEPFhe_SPcULVLXHvE1y3Y4BY4ITmIka4DR9_ME7aodT_yi1iPovRsJ4QeVJaEhROIkBbeS_So7jOjZBq1pHbU6GASePicRSPcGQFwtGPRk3ELUrHYXHN0biS9.aXDGyp6aHSz.7gM5G_rfVUN5KKU2PnIgICmtWVKEvpK6o5nG_X0A32UxjhUqdaFYE.1VZhGbojb6sR5c6uicFofiqhuc5L8WDeUVVOrI_nhPVjcaHTwHbY0blSF9GdhHlEQSIgtc69JnNl4SUnXvZPWXtxRlZfcFpvSC3q0gczDt.cd_rQU8NPFe4sGBKA6vfrveZQIF4i6IUJQKvhpMYQ0DfqbB4chvRDEdrWvMjxPZ5w0ZiKCXov9bspNLQKjuzNPbAKqmGuZNxTkTD6UuPvpnsngqZ6t1EbqVwS3BJbpMEl8ckBHdiGcAInJSLJ3s4YYNmlAD9O",mdrd: "YtqqhyzfF3ylW27GHGf0GWaAtWhNMPe3n_pxAyZXBsA-1739199396-1.2.1.1-dZ_cqV6CMk54wvYtDN.gfv9AF86CYgfWENOeO7So2KbDt9vdv4AfTh9Pnvf8BvY7xtqVmWgHjOicfqA2NIAr8fQFwll.pLC6kvXIh6VNzaPyDQKptMLgsnWRmuEy9vVr7t3ChCtFsZTB1rf8rJwJaj7G.uhfDe4BqpO2OqAx7WSuIao9voaLRyr7xJiR3WGnwCz0oZffy75Q_I_A7ISfbZSIC7qDqkEs04R062dYcoykQe2SdVine5gGjHDgvPKSfGm6jZa0QqALetHkkhkUXRgOD0sV8PqI04HfvJXZOKdrRh0oR_6QYJakz7CkGM4mfGBSaF6wn9Fht9uB3AUMj7dhFsNywurZEDztHy7prHo6fwJceepgz3iJyDcVL2xlSx8zuaAPCZ0KGne_CNo_5ZSfm2Xp7JgMEJuOc1We6qtqHWT_zE0KY_viXmEDaUpxLQmtOdlfYm.HguUkPZzsDZba57kblaGrFSSXa6oba4IhnFmajSXp6fUJImEGURbXxBd44f9zHgkbKBX8uzWnyNY9hlq6xJqLzuv.wW6YAqt7l6EQhcN0Pv2.9ey8Zh8Q62._J1BY2wC_GM0gdO5awCZiF.x8agkYBzHQq1.KJ8f14OxhFmwpdGCqqxHu_5g1lZnCiWUB0LJDea0.M.zi8yPy0Gt6hzwOKankvwsUoToI7zDaInglvCS8O39zNIW_HsdC2noocPVW1q1c2br_temOaPtdoEQlHwAdDHfDhLFkNfLsaO9OweQHGR2pRmSzgsa2c.Hr5p0iY2xbSAe29UH1dcYP4lDfEFYfn_yp02yauxRbZPFh8TltmHwYPHtREzKv99t01Xtho9d6NmYVQ6EJ31wo4NyPr_IOsl5d7FlWeZUkRP3_ERMNFtLB6ahp9CVhomrLsUIhY5pMgRY1P98JtlE.Nx5n054HsserDtW7pGaNQRMP7GVJy.vWjwHPuKqhbCtLje5hUCHuo1uQ2o.ZYTF8PxKQ0r7bjEgpNgPUAuXONN2nkrhWkE1maU.1oDY96.yzk6xtNX5lfIbmw.kKD4bVoUsT6mYwFgscFzG2CpyfCVhQ.oCZ.cZfsI55XHo3muu0dsZCwxEiOSmtFn2.2dPIfR9fMKw4Jh0gakWHz6Pgqz_EvvPvwCAlTwWFjJREcXQutZnKUWoBS7kakWSd5b1dPUF0lRb5shf4nwShC31ORThmle4MclPFHQxAiduWW.VgzRNRYaqHEn6lSCbgTzz95cq.TaQ3VTQCdqGFEMbA0v.c.YZdeyGrvfuNBVOvddVGN.vGwcU3lG6kzSBC0F6InlIn.4KrB0eWVvXHyiBvS6fV8mmVf0cFkx.Osxjbo7re9PXGJ.olk.8cBJe7CWAa9HOB9qJ4Ny4CFRs2N1zsPPtRMBMhkO_hBAxdXiwCJ7u.49JDsf8t1V91Q7Zr71JdlThnw_mh3TwsOOlQhP_t1wQZVzRJwgINkmPcMKDcBkGjrccF6lQz0KNlyhPW4SQ4f1XNOXfpIXQzUwJYD2xsHe9gd3JPQjRJfls._5m1qZEOimQE_cU0l4qgIJJIOJExSI07SVO1c74uQFpijo9zV98CsrQHnp2xSEZ.nu8LpebqTcYQ8LR1WUjP3nQJTjSaZQe9bmY5dKpSPHpdvdbtYPnKaFOwWkFJ01XOGmNFNaRtvINcLJsXa27SGsnJbFHYV1Feh0aH1HvSdedICmG1wbB0xrmWVKXP125KKRl45OXgmeUCYvpdmYms6GS.aom3.vQ3GVgVYMJQ1f0NXqlR2973RMPON2u7Q0jnveovjPhoHejolGbwpclSAA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fcf26218daf280';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\/5413970682?__cf_chl_rt_tk=59WUnSZM4VE6CQWuSsefCxk4Dfe7PfubvhR8JAFSc1U-1739199396-1.0.1.1-Fbof8E2z_yYv4o56kODEgPXgt8vPT3knsM9Y7IlBFjg" + 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