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-390674479397.mit-edu.top/post/2801735964

  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-390674479397.mit-edu.top",cType: 'managed',cRay: '9107b6502bce0815',cH: 'rJvBP755l2M._rR4VHjNlsi01eMJKb1jomb5bAJK2CU-1739312279-1.2.1.1-g.K7n0SrlMgqkhEBYz.x2aKyqQB0GEe6EQTIKkpjWWSsl8gRgZ5isq6yxxWB8jHw',cUPMDTk: "\/post\/2801735964?__cf_chl_tk=dqHlO7vYmfbSYNASD7lrtOpyF.O_GzV5IOrD9HNcQ4k-1739312279-1.0.1.1-ov8VOMQzWPYFeTop_XNvHhOhvihKtlUOHAx9SwOIl3c",cFPWv: 'g',cITimeS: '1739312279',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2801735964?__cf_chl_f_tk=dqHlO7vYmfbSYNASD7lrtOpyF.O_GzV5IOrD9HNcQ4k-1739312279-1.0.1.1-ov8VOMQzWPYFeTop_XNvHhOhvihKtlUOHAx9SwOIl3c",md: "75XZEbv5eOXmcNJAG5Zf.5.u2j6ONS_G2eecM.OvzqI-1739312279-1.2.1.1-q9WGOeXIDCMobEmbZ8qesTmqu8ErL5bHT_S6VZLyKTXCdJsoAcU3zaoll05VWQ20ho5A3oAsbcakuzPero8_rp7qTEHv414jjETAeI7xqBD6RQjEgQ2kpiNX0BRjR7Gu04Jx69x1jF.pQTr8L.VOdYo4GFOzAVqv6UFrIebyuu5hsjfWwnsI1DwFZQeWRDd0PTXcXfpO3KVxdbv92D5ikzGfRiKqhs8TvCwuGqkdbX0eW9qrad7Ob4uOecG8mnGp2EkNWHSPS4rWaMzmG0x0_rn_riFx6fQ2aAby8cdr_s1U__GgN6Tbf.w5CEPvF4OkX__Ue8T3VW9DpAnB6jt.RtzUw0I7RkENLp_redAr3h9vEcnChrvlNZ.Lqihmj69RcQ7EN3Q4hRGt.9UIBWmYQnnIHUxQ2.iOlJqvxjQJ8ZQH6iNzJXLhoASOEDqc6ueIDl2dWO3OiprAGnMzmWZTHAN3N8T24z9bzMg48KVsqJ9ZnOeWG7yWKzs._YBzTrAvk8o8iQo1FsKXn82B0IMHabtd6XIgzTlJ8EVYzYgAT5VA2cqOk57.uAua4pSmafXnNNsvk4ycVThxOeyiSuWxae1NqOCh8VsVBrIWdX.h4FiTs62v59yjJaGfGwwf.sQso9Tc9v1106iGJpmG8jH16Z9uCwnmkq0CfI._uhFg7H3m4wRgMWjwmgQivkhvK3B84rtH8zrGFJ0ysW6wA1ZSLmajTfG9VIZtRn7phcWEKlS6iPv._.qbn37yQS69No9E1E4DujpsuUtSTx6OjyIvsC8IRvPHK4oRApZrWYDgmHL4.GmT7lSxy71mjfSFXTwp4emLxOahN1YGGgiJRFd3JyjTs2b2aT._tXGuAOCByzFG1UNDwOJTG.FuMo_DyymykwoTq.Q4wDZ_1ogfRL.WsfIbtLfNSdXDx3dqEGSh8XpfCl0paGvyP1J98p7okv7vMKYJTtIIAhE1zxxgBCY9dqtpuerW_pOJaOIo8YaX5WZ9fzBEg03Z.AxLLLCHll4uymxAKS7qYj4sC1EqMaLm2nuvXL80WjzxkxoKCPnRJwnIQg3K1NLcmIqLiQuAojRaj9zwQWBnRh4CR6eduoRtLm42C8.mVVSembCJILzkAaN64Lge4XXg64VE1A_S5S0Dn2OXEsd7A1LTMyPLXGt130Ygw.PSUya2eoxoRR7T9ptusjjbgMh2Q4EY_J_CuXstSCX6Neijj9QfM3yvjPw3LJkivuXdyvfWim0HLl2LgS9DK09kTQIyDfvokMFj1SIDbz1LL639IZb9lkljRTzKOhZtL3MBn5ltl3LEvlEK1lpPiYyCPENrA7sC_.qvbvn5N6q2DFz1cmGpTUrEaDHu7VKb1PKOJsPPMgkeJaaaizMqYO9v_JJVGRzHvc.1YUQTagoiXjin89j9gb_w569bodWOqr.i4p35FO5s_UnCGAK0IzJiZI1eQPXR4US0CqIyEd9nm4GQjCihnfNs_ORtKc1.y0HK0h.CR9ljz8GSCmM81.w7JHzoVyzFGMK_ox7E.Ifjtcc.enyiOtE4nkHGJ8XpQywS3eFuT3MdMkFX95jfFvEuGo958mYeJePlJPbbxpQefFt50ftSwnnjkafiIvtjKJbGZPB05VQQHkl6B3JXUStRZDga8pD1UF.86MIZSxgwzsPxrve6il7ICrQgVQAbJEldS.wsktuNzapa0_7RaCl3ladoD0rCvP145DegMFz6_3Ctv.Dmx_9kHFxu9UXM2l6y4T9hCdUA5NxrNRcjF13YmuL3KMwlCJsv8O71izlRtwaIlCX.I6ryCWnPCK4.oufPtxUAsr6JPLXCn9xDfMIpAOaltex_NLN0PefBBqW6XYj8XSA515BHZnQaISjwbhOjTXg..K0TefhZFTHSe7b455pod1GWpaSzEx6HsPidxJM_IvvCD8c10H.p2eagjx4v.oNkZKFutPm5h3jkDqlYHi83OlhnnLncZOb7BohAOXowgqf9aIT3xj03TzN7lmx2UVyOrpAvkeTBVRl_l0raKAqtoEfdOWKdWS76R101JFU2q2ZxsCvuXbFvIdEWVkyy4mLNdvP7kk7tpr4KBnMgrh2cQ7xmKLicijxV_cTX3Bxhx2Y.vIEc1erUBRxFCTMZhLVeALjDdJVp6QUWQcIlblesKP1Y_.cqeAnxps4dR5DtH7tqSVjrRQ98ic7NGax9tjS_gVNCynKkmI_FA50oZV6M94sEU7McggP9",mdrd: "TpiQM8YjeJmt9r5QCHyFwQVewE9o8x8_CZMMuvf83vw-1739312279-1.2.1.1-0fnSMxhKvBIMlJc.GO0O_aOjp5JxC0ovXH90h7OJMOSnl8DWONstWEce4xthXpgxQtc2KsjK8B4yJylN8RXTuN_CMzMYuVHqPbLZVhZy8uZjxiaKMO58PaX9x907KnWmDZjBX99EGJo6fPvMrt7fZYe1yt9VYwB_WaqgZoQXV9z.QZkG7l6fG2kJm9gh9YWQ5huqFP16PcEy1Pw9IRj5TOPLwF4Am4LHF_HBs6i8F6Sj5tZGe9OHDAmha3wJLELfr8COof4XfL6NLhhCFSVCAw.ujzQCF2qA3Y_Me0uTZUnw1JP549rX5PQ7dpmjwJ8YMZi7yHBS8HL8e9bK9DhTwDiYFzoSWJT6b_ND_N0v7xPxW8pT6upw5QzR0Ep_rRl1yNVdMZlBnG20v3nvjKFcNufRz1QM__kRxVrmEt9gXetZS31NwRvkvcthwc_vfSVgt8197JpKQzIsoBwAoabVAgvXbUr_dYWFZrVLv9mNTlWnJpn8QJncSVoDMyiIuuaH.5j7rO1_Zgde6PLiYWr5o5xnQQPYzSOsziO1IiLZDMXHgx65AiY5eEAZb0EvyyIYPWvZ4jglKPNL6iYRMc645dtFXf_Yk2.RDiAVxPpnEXGksl8iJNZPLsslnqyYyknen2tpovuBkIDSMh2OPiC_UTL9YEJ1S.DXa9q3ocZRByj2HwnmV5W6gIj0PmLwZtjg1zrhv.OcZ87HZHD0fHj1az24mFbZ7Ock5FWbPHx5dY53dsi5gytygJ7TWhC4y4SVLyPq0oh_EGQpNr.fgCnPYuEb3f.rzVaKwiWkYm7cgp1vSyAK8lmaB7aDtvxbhJHdyjI7tlWTbTMp8S_3imkBdOUZutu24zgy.eOXgEYsJq6YrgnLNeHYmGpIuU3x85ecYT7WHLq96QhWPEEaxL_YE_PlBfvCgy.iOdhqW7OfusH5n4Sqj1ym1TfTRacX2g_rAfyfUrPizkudUyNG2LufY0hX0wsm.uZk3lEauVyY9PNGRiCL.w5CkUMMePi5y5gowftM_t0RfCvxYjrQQxB86_yFipf1jGef6afdRQ1HImyOzmE3AkMXI20zJf0aSs1aAZEau687Fld18cnSjT2sT8NnCiYxwY1cNgOPRZlLz3cQzqk8naaIfaXgWVFDZ.juVnOkiGorZXzGvIG1uJePeH9oZWV_OXrjX3YAx_BdxB_780D63Hao0MqxpQGYVJm9h4RAvVcrQXLercH_e6jhsbWjE.pee0pEiRlqB.Go6fJn1SIBGM5WeZ2JK_4HS92DoXYBKXX.YiiRQTis_MtfW4Uw8xaMsOTc7Ts1f1NZ4_UCV_92Im7Zp.O5DrveNvoEueLST5JrYqlbwPINlPG5MysJF4pV9Vrdu1DsVXLXTzD9F1Y_CqCQLuZvzxqb8cdEcWyOGaUPj7evWQqwWYthcHvSKb9ZKioLMYlzr41RsatORWr2mVrUL2yJmqinMritzeUhGM_f5NDhuLOrKn3oe027ChaM.JpISKtJeWkbxZRbEMXuGW9Tc_EHK_GibzpUZCDuk33SrPyqK4VFC5LMPm_xF.eiwWVPItSPhBqQhaaqkRBFPyjIkRv1f.aIEaUk2wdVhpy.KDuKjLMOYqz62nFEj1uyQ_nOBF1U8NszUc0j16xIBJ5liZDit1G44vUDWfzSXZJbinf_Tn6ZXRj7.K6udCYzxMCVOfN.T.1.hjrpQii6EOIpGzCWtZdqA8zuSbhbGK9fxnlWG1bYS_1gME9XcqsbxXY9iHtQBYbCSCbwMk.LmRFcOqWe6mGAe9gUG5mGQTng4lAnzrEnbU57TNMcIFCdNoxpVZfxjPiJtpY"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=9107b6502bce0815';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\/2801735964?__cf_chl_rt_tk=dqHlO7vYmfbSYNASD7lrtOpyF.O_GzV5IOrD9HNcQ4k-1739312279-1.0.1.1-ov8VOMQzWPYFeTop_XNvHhOhvihKtlUOHAx9SwOIl3c" + 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