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-358432250171.mit-edu.top/post/3602159847

  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-358432250171.mit-edu.top",cType: 'managed',cRay: '90fbe748ad920a8f',cH: 'ErKDuXPgtfuzpaelrwiRqsMAODna3wYNF41Y7LGRQOw-1739188455-1.2.1.1-iMnjpMqxSO79Gcfgh_4yHurJfp4NbK_WuKpDh8PPMTxZXKxhwZZ8aQp7zFgU6VhH',cUPMDTk: "\/post\/3602159847?__cf_chl_tk=XVWjtrd3TOVLXP_b9Yh7lbWeLteIFstbNRkYGwSvxd4-1739188455-1.0.1.1-iccLr4L_XZ0tJLm8fjB50BFsks7fgj7EQhhu5dkeK_Y",cFPWv: 'g',cITimeS: '1739188455',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3602159847?__cf_chl_f_tk=XVWjtrd3TOVLXP_b9Yh7lbWeLteIFstbNRkYGwSvxd4-1739188455-1.0.1.1-iccLr4L_XZ0tJLm8fjB50BFsks7fgj7EQhhu5dkeK_Y",md: "GRmKHOb_94.jn5r3pgI8J0udLvnC512RoNsT1SGuUwY-1739188455-1.2.1.1-CXzdq3t_tnuVtoB8zZZSkcjXong_FGrruJX3Y4Zd_68waBM8V0sj6L_SHfwmFWdzX4xQNTJkWKyOCO9YUr6hTCGmyJYkWBf3A0g6CpQlyLTmrtLHt727N2.pM3Iiewnu02nppyaqUZUO0cyjHeQOLXpxHmIcOn2rAfICye3DXVW5gDxFZOcRKG.y3MUKQBwA5BCOQYkFZJ9iR8t9I4gNTSkdFAhV46t1m9m3Dhf2M0m9RW17x637EAXKn6woUIxQcyn7RPDr0.JuH5y71wJG7CA3GU2Di97wuNiF6JFNcPtR7XVAv1ZvY2Qz_fc_AwJgIGc42.XqnP.E95p6k6sgMkvRK2BKQsuo0K.nZFwOQnIFKmFl7mLZtoqQEFi8bj3kMyz6EnZrzfj8VXu8ItoWD9VT2mvmpzcPXdI5RTkRBXg4oBXhfS_703HFDTpuqwML2YaRqHXAe9enPqhOQqDPNo61_tJ9R_5LKfW.aj2_jCJ9yLFEomI9hPfKYU7IiyYRLLutKUBgmPdNAhmBQd9yMUXmVGZrGGhd8ervS59VKlD6192Xnr8iAhBDTinOnQQN.7tOmqwVO7FM3RZ.xNa8bYc5QF4yceSAy23ka19f5IQu5EX9PEdW7JPlS6NS9G.IcbeZK8ymrSmMDwfobC1fod.iPkmlw0ca8Bg6AS74hy8AvGeog8oZzhKlxfjgJA17SAMTMhfEIK_4IeN3KRk3JR6V2xS7hbSkObv_zZVPFGzrLWF8FzYJoiQGB2G6F0_RadF.A6poayDAg1PXlH55QzQDy4hj9Nx2NPIHikBoHsUPLXhn5BVj61EtKgto9MnDR7qnv7eoKGWLPWhSwPLTkRm0P.fVfh0ep2DAWzkrgcKoh_hDhUKJX_z_XspLjOquU2j26gufd4L36goWDPCENgkqNNS_Re4H_oM3TgJsc_xTGUccA_jAg8L5bzCJAJaH349uua6GN8VTSiPjRgBbUuFbc7NvosreABhgBXQGYHsta7HkvG7v74WaKIIVt_.GycTFO_olw9Y8kfsCIvU_kkvGA9Tgx1oqX04zADRpZF4LxWNbQKEN5jIzjBASd2uQEWtPDMdfQXWOIg9zHNKQu6vLlflHu__n3R2x51j04Y8Z5FPX6bYRmxNsSetHtOocxpYDelW3hOIfzNsxoVM527gNZ3DvvMYxMdcKTqmnp_k2ZuqRWJLvkvqeOq2f7QzkqGu0bT4wdg8mKFpTecSuBrj0e8.AyHhH3WZ8XkKrpYfDCIiidrFAOlRlzztYOFscgZAeqSgSiurcYg.zd4g04nMC1XDeGyY_r1V.Dx8Pw0B5lQWbY1gL.IxGp0c9DWAUsQk_vzBaWM6UxYmmIMSlBhc3nb53uJtyWUQFm09erbxJB1DbOtBLKnYAGupNwkd3faQL6C8IPe_4fTjw2H1csO35y5HEcouQXiUqXJFIeIgYiO49qH.Si03BaBZACVEbIAHNaDHNbnCOqOSqmprqgEiwaizEBHgvWYho6.G3cXBe6uom6UeBKJ_TVCvGOPzgyiJIexGzoZ7qUJuN.cfy_Y.zVvIzTuz9FqhYfAF.3WJJRmueEJQy5DzKcQri7zLW3vXEErE7ZHfxVrDSmKHdfh8hgv5MR6kXwqO8uNPpuCXfJ321kGYpNz5tdKeoz81aOCG76vLQFHDWRWTdbM17xsQcWV5aFRmxE8ENL5gqUL4WNME73m6oohyTEDyoayHx8Hreh45dr3X3XjLFR6oRTXnu9p2wC1W9mEGRrx.owF_E8naM3eLTlFX7m67GGJDxRviTDFAOgcxuOTXlXGf2cV8RX04sbnBirqv7SEKeu20EXS47vw0qSzvjr0JII8iAKo1VqpiVBpbFdkWBiGJbCX1XJpUBOmBW5f2XszpbNu_ECM3.exlHfOohVR1MA6BO3tuQwJGW61A7E7PWuQ5crThXVHqNh2j8qL6Huj_MNs.3KEQGoSsAoSPU5erKRHWp_l4VcB5pcF10BQAHhzGFIT.qPvObICE8KM3WnMWt0SUmaAwZmI8NK2JLxxYwBZqHNJsRSgoZhOBcI0swyk5J1iIXB7E.oZMP49H1AoYWd8qUw9WE9QnjjJWNAeriFUtgOXm3YM05Y9TaTOx30VYvf1P3AxDtD4HEcHFmaGF3.vH9f5lLU933vzgGfM0UxP2VN5cwroUE6DkOZYHUqpn.4oz_B4D4BcxQEb0WXWjHZ1A3XpWDb87LQBmOPSikPLt3",mdrd: "HcQTFWr0nYYAc4LI84jHBzLFmMrRjRWbWuAz_L.1OEA-1739188455-1.2.1.1-ikiMI7GCLuXrXZVE_s6ydRyzKzlDoh.DKX0YnwjF7ps2JxbVpMet5yKMX81gNvRO9YpY19kU.d8QPziTXaXQ0xR64hAEf52BnjZcDK.SY0j67gKZnX6NW3wzuTFOvhgbXAbjpKfoZTZq1qVRpncoD5iOlLdo362SCvgQ1qSspRsu8LmoZYN0NAFDtKmvX3AXR5EChNDy4w3KN6h_jdh9_lEnlBGj._FFFirm0CmI5_Iss20iFAWbbuwcoYoA1ViIcb2y9YqDt2Pjt9fz8fkiOdnlwgGQZng6i.5meIT3Q9mvhyUmsV2VPDWd1HocbTP9qVazyrfASjqEr2JQnBGBV4_JW.WwaOdYN.1U43RWIqsTBfiTI3wilwGY9KZkQk3KVuUZp36zhrgMXO7zocCWfd1vXyu4NYeCGB2lZ3kbBnYozfHVtdzkWPS0dtfgZ4CcETxiiFJVBHaXYj438cCqq1S_TzBXfG0uR0xXzs0vFm_PoghuI0Jff57lq_6jdifrT.3MFg._l4Ef513_zbVQXoPNp3ueqQyDR1crN6aj41UM7OOsAGlQTj7f3k3TAzzlNdbqHXO3v4lZ3yPl3Okj4CGb.Eha7nLEDpFqA2S7r.jt8zDvlx6tejDsTLE77WksRtqrp4NYb0rN.2DEzadFYalRt8kHSIVHNoFZ4CpkjLWgS6hjDnTBUXFjZVANhXMY0DQWuIIBEp4SELBsb_dw3tZo_4fN4YLfaGE9w65Imjiw4cy_CCN_MU_jWk9RBHU7VA3MHhTEINVCK8FllhdwA33AM0aOFTQUX7rXGeCiw7HZ1f2e7sb8cHE0.eCwOPmDlPRPEkRefJGWpliyvwxT7guhW_4J56zLmjTmsHXlUNcHJUdVtCEZB78ZaEmUxsmKTZ.o9jOWGoDyRfMsVIyL9.t15W1QO77Sea.9WAnNpn0MumJ.Xm3Nwq4ZnPZ0pekW314AYEm_9UVdO_zoMN4LjgSnizFWJEWOf5CrRqE_CSwM42algn6zKpOJk3nc5VHp8Nts5UXgTdsjAVWkqbRM4drODZmqNksBnkNPLXyOWFmDkY5acdAMYoYfwJzohhsTXwg1RcFk9PblnMtoRTXJoQdummHCycGR0SwC7kL22Qfa3aYSYgQZkS5ONjiGnr4yEI8.XcYSPlu4oWLid6XP28dBSxKvNE0rE3h84unGdVN_FfplNL1_w1JKct5Qu3_lsWIG7KbsskktbOw68nOmfQnG8Z8tNZmXi7Zna5cB82aIypuavrW2DJorAa8yKy.p2iPdwTtugPHUkmCyDSMWh6DhSD.2OfZk8Ne75oV3ILRCv_A5IINEB4Dw5mgQssSC1eNsMMS.IZhhDNwpVjpTk8zYnzUAJF8lWtissyqxSLnl2xHdp0JxQeJ_xaB5o3x198dyaFVzy05_UiDImwMSJxR1FU94Rqhcoj1voeZnPh.2vnKpszW6MqgembkCECNLpc4H5f4R1bZgHOmvJ9GCrKC40qLEpgu35y0IctnP9BnQqHsW7q8n.79R5yFbXOp20_tPlFYA6rN00MhjXqJWCKjXq.3hRreQb90n2cSn9V0aGjvp6CTgTHp.qBR4yu4a7U.Me5umtbNlDNvpHZmPvaOkMK5mibfjhOyGJ44VPFCPjLMW5RwW1pwc8yYC7CTwgnwqmpvIsSWjJFn4UoDAJb71CPzcy9vICr6KcjQurzivybsGTNvNfEb9Vxel3XggQeT1fRD49Gr0WmEBJUHggBoLFh9_2CU3C7t9jQ_v2gzJYtcwkxW16tNyLzkSmLW5zIGaQDUjVxFPx9UDHeZP_Wu6Eqq.nC3p.0ENOFzKhXQtFnaVkFNttcN5WYZ2itDq"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fbe748ad920a8f';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\/3602159847?__cf_chl_rt_tk=XVWjtrd3TOVLXP_b9Yh7lbWeLteIFstbNRkYGwSvxd4-1739188455-1.0.1.1-iccLr4L_XZ0tJLm8fjB50BFsks7fgj7EQhhu5dkeK_Y" + 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