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-350640857375.mit-edu.top/post/0189563472

  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-350640857375.mit-edu.top",cType: 'managed',cRay: '91103a4b78c7058f',cH: 'FEghizorgvQibC68MZtnd.wSAbZYxtjIrpDVsd5ZaWk-1739401571-1.2.1.1-cmh7dkMul49Ot9qKt1U4hKzMTZHiLbkKPi21C_NXJfxGAWIMzah8DVvxjjjLMP2h',cUPMDTk: "\/post\/0189563472?__cf_chl_tk=lMo_G6o12hOn_P_BhPjfE.80v0giOon2zYm24N1zD2w-1739401571-1.0.1.1-k8sEsms_uqb6uOf8Iw4FUw8cpfdJfGIHe89Mggb_nnc",cFPWv: 'b',cITimeS: '1739401571',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0189563472?__cf_chl_f_tk=lMo_G6o12hOn_P_BhPjfE.80v0giOon2zYm24N1zD2w-1739401571-1.0.1.1-k8sEsms_uqb6uOf8Iw4FUw8cpfdJfGIHe89Mggb_nnc",md: "gp1vN6zSN9SbPmri0NcaCGRcuXBX0AE6FuhFhbYQ55A-1739401571-1.2.1.1-NfQui18gBnVTHIT6c5Jty9LYlNsEWA3U3CLXS2g_9ID.rYZMHymM42HhiWSIHTNj5xrGygtFp2OOW8JSkAwwKCZ_dCuRSCtrBhPfM..0X3.inijlUK_5CNc2rn7vCUV8zCfcxHKS7B61A_gn2wcQCZW0guyrcKySAmIbgDIugVd7sD1c9sseaFaQfqflZQFgAc03DGNYLXliggXbD_ltY6dsuOF3eQFjV96VeAjSyjOTFlWMSsKey1bgDDOgX8V8.l4WDnFqv1eL7YbB6bDSTYyfuwQ8vOopfmmTpsChItueIySBiwscJ9H6n7.fT44CS1dbHqO41dM_cqi_ll1lAPHMvX43g9E798hGZYuOvBesqUIDjcdS4sR9YZtK4dkpin0oAYKtahHAUZ72L8Aftw75aernjMJ9CSDBUzRYI6cihb.tvYiGDQ4sP1AceY7GsyUb3bCL29EHk7FTVSawB3YWEI_B9BGFwm2QBbpbOtUwrY_oCzPpDZqamjJvgecMyp8pmWgyoHwWjkqv9VZ7x4K29qCLNPn2HziDG22VUXpQys4c25JtdTG1vs3BvfsdltMJChE6CIBTaqZ8oWNP_gssnMwSXrGoHVeunrJ6UJCTN7dLLrysrKfLUwrMCtEmNlBVEfzxICSYT7_nSusMo69kCpSa9COIzenskmWyKZxqJNGyzOD1t5PLm3T3h0MJnx7fIm1qpib7FNYB20CxuyzPQ7cyCnjw9FpFjn_BH1PYaPKgPAui.vk6xTHvK18NXfTrIxFWw0KlCtcmPcJ.zBZfXF4RW3.OXFk5DpARygT0GI2dN.U7gI94xOdgHMYPi1u.aE0lSt417ckTPf6v6W_s6I21cb2.CqGTW4BWLgQoaFJRcMSh0Tb6B4cyN26VHLp27TD9e28b.l7WYzGHlKdijLOycIRWQtYgwGlMXehZMYEBGXQQeWxxoVnoOMHb6pOMQge9dwOEheinEJZLXe.gNedwixpJrTf83iQq6rofpHzoXqeOn1PxpShr9kVnkkjti9WhMnRQtrNIsh6aaVLnNonQ75FTlXHuUemsCH7PQknf4BMZ4XxkD1ef9P5VMWSwpN_kWZKeDhWboapmi5ZFz6Jpujx78JlwFj0X78Zp97.MI.h96Svn0PeTzzE9tdaNcahpyQOp5lCjtPjY1iNbMBZgcbwwjTo8o4XBd3lSCmuVCrjv6Lgr9xo_tT80Qy3mXYrwKQIpbJ4ffsW5zt31rMa3jV5xnHbUzWX59DfJmzHrTebsq8nYfsfr2bmbFwRAa5QPgaVh9gAqmno8UHwjIKvmdp43lj5gctsIDHoCCx59i8F4yVOWEUWhNN9YxtYuc1AcnLD_1x7_Wm0Y9YNZEYuUprd_.E2bntz6DImtqIkPhI9Rb2b62Jtyg1OXIHiDFtY6ub0iIfpl_xi.XjdOy3bZdBjrhgmf7R_V4Ks.WJpADHMdo8aggsreIHeTYHCRf0shCFWNUH9YHMj9ax83ZT47Oc49CgQNVChw911Agn76lVaQg3L7hgdNAr2vmbP6WBTkYRT.I4il.6QBwPXZS0GIiyiuYNqhjP5PKbGy0mNdqahr4unfF01MNcgBS3OcETCePZpcuudQgZNiAzp.CLvbLbeg2Hk8nHFE_wUgwzTW7Es6ikubAcIfz1W82uj.Qbqmfi54wOsfB6LjDemx1XG58vSOJZYaJsvSLZdPzLUI38Wxjl5VHmEsXOjgN8iB61ECKD_bVIZYBur3UrPcBlDn_37UCiUOq3eDiWmUHYF1EUhSpjiBXICfeVsvJ_vfdLs4ux3Q1GbpVD5cZgw5S.AoS5XwshqbBe9m7SQY9z65zgmrya7BMgdiYKIKl.68amuJdCUohpoN6vQ6t_4zoFnq9OOTMePsfQTs3IERp0iikpCM_.iNnKnS_yODWNhKxyMVE6Fz6GthMcY.csDX3UE1dGUffAsZj0BkHk6FGm5y8.DPSF3NlS_1AI1hN.eDwaiNW2FSilXvp6rzowEKydInFgWbx56xfwr373C2Okqy0YHrGwDaWO6hkXfMg8fDC54NvwLQGtGeHEvUuAJVHMIfKjFYWf9m.F4mNKHKQ22NnpYLHkq_zioiE7PRyfm6kDYkRaWx1NCuL62h.7CI8yJ.qGYnnJOTMOoD9KZOKF2H55PGgFSShZ_XqQP4rOJJ.1T693xB75SIFXBRM4U1l40BHeIGhI2xqhdi5D1pRW6CBVYAK1xtEmW6sUwA",mdrd: "YPzBS9zgh951bohVoq3_ZtEdg5wnouBMjj.GFPKx3KE-1739401571-1.2.1.1-0JkRhr.9b.rt9YC8dwIEcYePpqn8ak5muoq4kBnIIKtw_tb2TlS6n0KMi7c.umpRMpFZGDWn4ggYkU5CJKXjPiOKBuldJDMsvRgx63KNoLdLTZc2wZgZs0kJliMdVTY2kZbbGR4bZjyzuo_QaXqwuBD54EoTv9WRZyD5hXbaIDIXdaZUeNiTwkn7nGS7lkirg72spdZ9sSpzRTc76QKgmR6B2cJzPUR062nZMoWClbNdKy_NNpFceVQrZPxMSTo_5xiyivgvoba3KTWW7QPOyJsJ7c7hEo_f2TDPf76i.GbKRnfxveF46WOCrwTCd.OM12EXha4ckO_9drOzB.hrptkbnCqoF8YkF5LtLmDyfullnjr5nEuvcklG1rs4uMtR4fYdtwukb0AITdDbgTY8OV4bfJUaMz8e6dz6ABEWTVJRretQ2VZz5x75nUlztMjI9jD61rrWwJ.f4jSDLw2ut8vmDql_LlClHJPLKTmePzNN.c5YJ6wQOrBzVip6SgGo6RLjBv9HSrANAaSQtwZ9FCEvoxIuAyEJUPw7hFcnamzM_NsI4AGi6DdsdADQ8kIkMNYtWM_yp0bgkO8mdzog6TGd5eY1kQUik3QWxisK0M8P2jETTHPVyAqqkvzdXqPV2LXRXU8aKzsZ9TlsJwwFQ_LuRlnqWYJiQWnAT36qNFhua5I2CKhWAQsw24PYq.yyepUOYdyCYSoOd2zGnWBBlR9psPSHoKipnLyPZiNLKXr1nkRrS8CKlYN6Ty7AEtrup26e5Jzfz.pHtGSxhLYBXETR3.LhnwmVuqWlPibbf7pSJ7x0knn4L20mkJ4xIwWyln30JqATrk9zWSj0IFg42lGAI3Dl7SNmpMGfwxvdy.VgrCf3VR8y.yAHIeA5ImTcRCwZ6aeaUpnlwVVv9OVjrXKi8okyDzFcYKH4kW06ENblELlYGIZ6dGkRwmBXtm9sLLRqdO0GkDZZXNTMeo_rLkIIlWzv5Oy7XAPvoKxNu8ATyhdFoGCiJ7_LpNRvWio7tZ9c8SZaORrK6zzUUVpq_H1EKBhYdyatHKfA.FilH5tlri1UUsk3pC8O87uGAADYg7tPUjdT0rJt6fe_VTEAJmn5LefmlEpSMigHHOADHbMCmaZlQivFr4cfXWLOb3s_FIsVbTd47PM7jmdg4PkREUvyJ_c1qDmK6_tlFaOP.ynxxw4UbjmFNNBfuqisGNyFteanAQ0ThRFT6IC3Kx0u3t4htMy4gFY0ieWfuO2G1z._GICY..0pelVPXOmxt6pOLvwLGbdL9ZMaODFH8C1deF1AKXEbdhKozR9sWOO2pYJFjd6RrOdV5s5x4iFgz_uf9kfJtspC3BLjbH.gI2U9pIa9dtRAA8nVYkdIwgRMryxSgei1Vi.diGu6MXrdjmt0ukzfQx120mKle6KyCDLbp7oWgy6RGod03yWADJgJz232uGMO9tfd2..vgGAUVYxEOx5By6Z3YiD39ffk7m3Xf1jn8QMh2W8J3GIcCobRu2RLWVgGtISHUmT.8xsHHtqja8ByYfHhfvZVn_c0yrtP62nGDDd_ZGof2iFsybkmksnV3_l6W6x0SEE2kRcjgK1KRyZ8FiDTPGvnuZOABfzNLppZZ0uYuqbxEedQu748EoIiPV2DcDcQZaQGmx8kWV73s42HzFLySNnNLpSyv1vRg6uR4M_fl1MBBw2xcWLgW80OeqV296K75o3kzkx0hqUpss1XM9HZxMpeNSJMmMdZg4LHFgxplEl41iCaabyeeDdmUz5k3rWFaeV4FMy4PYQccA_dneIoYHy9HR3M4PSyLiJwpgAHO9Q9I95MhPYo3FY"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91103a4b78c7058f';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\/0189563472?__cf_chl_rt_tk=lMo_G6o12hOn_P_BhPjfE.80v0giOon2zYm24N1zD2w-1739401571-1.0.1.1-k8sEsms_uqb6uOf8Iw4FUw8cpfdJfGIHe89Mggb_nnc" + 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