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-850098293800.mit-edu.top/post/4126978503

  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-850098293800.mit-edu.top",cType: 'managed',cRay: '90f3711fcac3f26e',cH: 'M81lLr2KhN_1wrf5WKmCZ0Vjm4YNVDWYBe8rQvN1cDE-1739099729-1.2.1.1-YQGLl6a8DRfuc7OSi4vgjSqiGElTEgqCm6Yu62fvdJ6WFFSAcoZb6ygOsoZN6IJ5',cUPMDTk: "\/post\/4126978503?__cf_chl_tk=7kxp3Nlj08Mjw_QQdTLB9Fzp0R5qFo4l2sq105MLfoo-1739099729-1.0.1.1-RFbS9E_zb0pR6Zo___crL3qAxhlmrN8eZc8F.pUaedY",cFPWv: 'g',cITimeS: '1739099729',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4126978503?__cf_chl_f_tk=7kxp3Nlj08Mjw_QQdTLB9Fzp0R5qFo4l2sq105MLfoo-1739099729-1.0.1.1-RFbS9E_zb0pR6Zo___crL3qAxhlmrN8eZc8F.pUaedY",md: "Pj_HONHBQiOFJEau_bKAdg.5moiBFey..oyS7GyQgv4-1739099729-1.2.1.1-XJbR4yQi95okBLDo701HjsY80E.2dsKwNx4K0y7QuF002d2XRaU9OiOzz9jSrz0R8FllliSbh51BENLKNsSxoCylNDTr5ZWsIzOIFXO9fFcaNIBPnETtvX8vJQ9sb7fIiyKsQF4QdZtHXmWQ7tq8Zr7DISdI6pBTUbRfTVK8YcOc7p3ejC1egZfkSm2ph8MhgfS7fMXrYBW97JiLB6XV5X4mFXFfqFlkQ.Cb5SOcPA3zHY7ZUBX7Z2OM40Nd2uRa3Hbk9aVSGR5V5ucTtDuPVkQz1aCv9APUbiWGqD1ZdpfzCKEF6GT5YPxw0U02kjA3Vbg22E_rcxL86ouhaLLrJc_bOuIcm.HVOEOSbxf2jxmyAkwYTugHArX.P8bwo1A92mAJTwkTTqTUOM.rm8b.xfSLRlLHHFN3valMBjmNAQshnO8ukreLBLWIL3uPnPqcC8KYnxyrPHzJO3T7BmkFc3K0e2sPX.eZ7QSMEyZdCAO.2xls1SuB3D0pG51pvHT31fK6n5R9klbKg8LRd3ocOKfsS.pybdWTko51F7ijVjRtbF1qj7w3KsoAsyqmKeopiZl5BulwZSqCi_vkKLHOBCa_hF_TyGcFAAWilqbGg7SQbS7i.Zi8FdX50JCgVqLPdaGHwiLkKkpfQnnj1fI06pgINdrKvoMKlwiMs.BayQ3YmG4mtympOfGDqZZhhzMGqFmHM_DH_vBi4EV1tqYtBLgnxIsAo1PpgTBjVxVBjGylhJV0Ty0lwW0b3iWhKnQVD6ilZ_Zvjp5rUY8hAh8vsJhitbsMz0GQL2V.EmWLA6dzSdSXPJQAJXGp82PoC7ptnl9kz0iyopp29JQ9htV64cSWyOVDiFirN7_kzs7s7suwRpWkpuBkDndgSE63GobJBlagQWlzE7n6SVWkZTbxOiyAKPzGv1pPV_vl004wIhfqDsqN1n1eC4xyezbOufhuRuECUanyY36klkN7RflyxzNS8OD19R5igrjbLVpzO2KAeJTwMt6wW42ylVysnaInkXUbDFP8.B5QX_N.w6JYDAgsSHGo__xo4sWVulrrwJse.L60vJM4VZuUbkq6.FoLN758tZpqejB_vQBnhVPsNma9yelUG306sBrFCIHlYTkIbsEE_qBFwlKXFbLzNrJ_WvXmcNsjN.sxoMGf1biykDYd7GOxvWjdRN0jRCENQhQq4qkKtgfOrtIC8rmHkigl7DUt9gnBjXIZM44j_2yN7AHqxiH5oYUb48jpkf_ksqoOLVl91VKawl.pGF7IUpZ5oPzFmeawgS4Lw5tWlpRBqYfM7UNEldnE2iY6BPTK3ZUFyAVhs5dnlRVBYuQlPQ0FLNX1bKOAps5wcilU_wtYGpbrElBGyfoBEzWsI4wnbLhIy25XoNKCCdWmfUKYLHSr.3FdHGLhs0PNwGntp7iVnZmckfrMJIeJ6hr51k8mWIsmgO0hBXbJtZmNutGZTthgm53kcosydNxUc6N0.KboAuh9rAo71dfSPykh9Chd_EqkqZJD0Au3vcJ2MDPDR5L.RtLoBkB4aH.rbEgBzVgUqJC5HqGpaz4FtrgyMzPG3xcMIepgEgtwvfObHLYbWlqaSUEAo2g2os3dpHcAU.QujetZopNs0v9iXftW3SKJhLtvvYFHvJdYP8JdmPInJcdYHm_2DyKqBsQ5BM3gAonT6jRHMH_dpgnAwqyPNGut7bNHYHFipvIRc6Pl31fshmgSE8u89Z1IMeRG9lsIGG_6Bx0Y2Np.aEit2aYJvcdBCR529bJ4cHeJ51f8OtTzwi5Um9I_jRiDgE3MfM_LzDaxNvH18GZGwgJ.jRAc5Io6jG9Jfa70gwjsBssGIe8JimzsUizS3YQrtcqkPsml1ifrCHX.LKk64zPwS8y32DoQ7Ugq78zzm7lKCvs0DlYo.ht7QkZc3cjYKnjO5KE5qvZybf5BZ1e7NFIHshAncp4bQ_PU24lhPW5tqfDsu8XOPBRGdYwM_qw5OH6KyRHcbNeWtGDScBL.gahe0E63Wfoi2s71GlXScjLvYJISymuPJvUHrN8fR1_w7nFWVRTR5fF4qdusMd0jwhp7fJNsr0g3tlA9ipTSGcxlXPRZdRcRrA_83FRXgXetKZLHH4Zz4uGHujkHK3nJUoCF3w7TL9PnrqPSxJtP3cAFS0r9w1fi0TocejakpjnaosYmFxkrrOSYdTozOFbLbBXrgkuD4Mjel2M1YJpGGomcmApRB25N6Cww",mdrd: "LrlXGONDzkCfZNbH5Ps2esi.6TnGMa8OvRLmK9vrc0g-1739099729-1.2.1.1-.i6bP5HoIPU1JqFiJuZMyppKnunWqOL9lreCXmRB.6PW1ZHZqncrK05Vo051V1zl3Zv7sB_RCZVWdS1WhzvUQ7FhY_5bKJvm3ghAyfEZcQW5h3KeuOjVEfPaB9gVzUqkJ8bzgnDGLburnxOoUEmb46.q3uhXjPv9jY0ZejHfAcPM5ckk.qYcoIp7Il_jW7geEN.kRyD3zNi_1XPYmSJmXJfCD0tKm0ovnY2nMqMSBC.Yaq5j1pU4Uz5KJiB3KDX3iQQ2M.iU4341agcWViZJnyk4JpbUBCreIc4dhqEaABkyCpg5IvshaCL0WEqiQ4aHGnJZyjlv9EjXMI3K4Lk50O5JQ9IIT9tEipIzbyYVqKV6GyaxPoQUNeQ6jorn1uIidP86k43wgJt4FPq2kpx2A0Yc3U64Gd7LzPRzUw9z86rNBrUThahbSdkruIvMjkAqdVwTOMZ9yzVQ2.8ljRhpNnRzoqErtMt_PQF1ny4ZdpeD7.dgiQ60RIPFiqoYunSJ6UHPUX70.Lno52m_FhuwV7NMT8bcKlTS1wSZQPzkCQ3OiSSMBL9MRGBvwHdS1fYY8r8Ts6PwQh6OfkWRO2SAyp7Fewmh8jvmTXvT5ja2jNvZblA79emIyFrXI6Wyaq1ipD8_LyH55EM71JIdKxaT4tXEng4GgsE1MSYxDUtwYJSBqHGMP7AZgPLhi2qYqfd1jJfxjG_vEUrWcavCpx4UACpJGXVER7LViYRG.V2ALpCs84MBweXfw3gXKVQtvRFH0NnYSMo__iZLsqmml6Dfm4I3blILP_K2vjBIzSp.OpNY5L03btL6gOjXUz0X5XcyPv9nWju23o1fY_e1qDZXkOp9GRYzo5OqmVl43DUvqBm81Kv7Xe0C389NJR2SiQcPNWXXQBchlguhBf2DX0nv7kanBa1o2UO_51OeFy5kWNNeVf1KudW1dMaR5Y3SEZ.Pjd.VS5LJnUKz9FAYhoxxDu3oehjw8QrAPgMjOP2gPf5_b33cx7.PJvvK01CdpKs5SA9lzZ7yuj_rR0oRGExkkJVNr5umK02XM_FKGvkGzokY2Sfn05FmdWV.H7mXBc6qz7CstazEZEH7tW6ALxgo7KP5bog8AZU0eXVsTPiupp3LJMlHR9Y9AfHUX9aMfU1Z83.nrvBmQlT.TtpkOlsPjlznDCYo5vigHoe6XH1DJHolJfwOiLPfgPGmSurU9FYbS.GjzvkTTpxP0p_pLScrmgjBhqJ2_7WXKquQ0p806vlYtJGZxeA6TUTlgW91S0rETEShxktGrlcovpITXyElcixbSpX14CgvsC8IMC4Kj3mvz4tWLQDL1qkuGjzOa8DADsTJhM0VP6GdzLumoIqV01M1aUn7XmW3ZBqrizk.LZcMjrMGaNTdJgJB_oQiE4CB2bmEnZjdqf90gbFEMYgAOSd62yvopsdGvSVk8FYgvnu0Ww.62myifQUqZM2qvbj2j6YlJzJDcIuE1PngIqaJHcbCu8.rZsIpOUBKOThXqk9z331FUqGYwb1bavA1vw2Pf7qYdEW6ziopcWtrUhS6EJu_b9AL6YrqtaJiEf_IgH1XBFKqmTnrse2WvZT_NqsLI3ik9QTmCUw0x1rAEQiFmkzBLY6Dqp9flA72vNaMtYLBsWWs1qQ1uKE2xy9NgW_L6WczdExSjVA84N.0UOYi5uYixn4sj4kJgoQnaWDeMHli3WsXYtPNw4XLRBrdW4s4OTrlw9jJ1hZmSAbKyUkHX7g0J1VyWPwXATN8KqAGV8F6LM3IOJdTuIZv.mjTvNpCmEyNRLc8YDRItYRLbtxfaGd1nu9Zb346b8f0VCoKqdM"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3711fcac3f26e';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\/4126978503?__cf_chl_rt_tk=7kxp3Nlj08Mjw_QQdTLB9Fzp0R5qFo4l2sq105MLfoo-1739099729-1.0.1.1-RFbS9E_zb0pR6Zo___crL3qAxhlmrN8eZc8F.pUaedY" + 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