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-426252593023.mit-edu.top/post/8571043926

  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-426252593023.mit-edu.top",cType: 'managed',cRay: '90f6a10ccbb672e7',cH: '02hAu7j4kyWrp4Be_FxPqCTTxF1GvzVA1g6WV7VSwCg-1739133150-1.2.1.1-gF0yvDUOsRqvCx27F.Rvi7CMHUYYWMllUC376LdnM1CA4CBtyuL5JJ1KWaVIVqDI',cUPMDTk: "\/post\/8571043926?__cf_chl_tk=FhBN9mco_XT9qrpLsRXYJhM9D63qDPSavox52v36IA0-1739133150-1.0.1.1-I4ZwCPkbD.Vh_nAAzNkb2dw7dFjs6i5qyVRMLSOB2js",cFPWv: 'g',cITimeS: '1739133150',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8571043926?__cf_chl_f_tk=FhBN9mco_XT9qrpLsRXYJhM9D63qDPSavox52v36IA0-1739133150-1.0.1.1-I4ZwCPkbD.Vh_nAAzNkb2dw7dFjs6i5qyVRMLSOB2js",md: "0Rp36ntiVD1_Z7q5gJFKXncTxZnIJ__xChkze_31ktE-1739133150-1.2.1.1-Ja2Vk9EGUijmY6k8jyrnFRNiiAoOx1jlCEOyeH5UW3hz8lTuYcxc2.1zug404G7PUk.hEBpdhgcDtSGOiNCHcgVOvqmQkImw5ovOFqoUsjBxo2ERXVw2CgdS1ZXRHyCveBBL43anYB.uVJJA3CAM0mg_9oUCyUdWxYGW37mbQ_c4pIA8wNdaXR2VHDyVnz3qXzcywQxZDPh9LshKi2EZhjvwQDG2P2aHC2P3o1b7f1_F3crjmYjrae049f1gk4l2ASV2fbvc8NB55LRUErpFDLDJc1IjbCaZmn80veZUQnNncSphXXgOjtAfsqmml13Q_YREEuBBuAkI4zYNhIjVWc1i.15i2E0xLoATWrcSMyY8YOB6wBcQg5Y4ci11lphrpIVddL_DR8s6qOHefh_roOwLS8eXfDWBptFgktMEqR_UerWhHWPnCqPbWHALhTaimVwOWHztMlKMsM2v2kUwoY_2jCv9IO4Fe05I9unBDl1sTgcislOFOZd8CcJQdie6YpWV8DYVEcZDOmsZ1OU6CoirWSFAKQSh5Nz9TbkudUBmWBO4uk7I2TZhH9EOAofg8U0pO00Z0igKDsuuv.9dDzaXAYWVQtaYMDOqNbjPwSejpwDzAIlKYRP0bwpkBtKHcnlx2CfjOgE3QAKTIxGcloNzJLHmT7DEGP1spOD30_bt4g28rCNwJVAmvb3dzyYTrSQF1FBOU6TsvMiyrYtAM8KU6u8uP03hPQayMiTF0eGxlTV.9wA9WW5IK7qbIyxejQ3whpj37UlmqL_YKXkEUtvPLmMSlMWl14_gTmCFWViCN.fvj6f8ok.rgsPDoGssy4VrwSlDHZkRmWX9Kioz9escBPPMPbb6A7qatmGpqG9ABeXO9RGIcyw9iHi06ektQX.dR5JUKE72o5KjvKdjZAP9R9fZlW9NxhF6URf1tHY6IWRS7uU04ECCe842j_DSB8vnZVWGjKGxT_pA7uW6Oz9htwidF7OpKsWdN4_jID92_B5vYt9E0hCqiXJfrywwxDzAX9X1awA2DEjIAJwnmwvNJCpQzwusP.GkMC10NbKBnlGCZuRDgU_Mv3y2TPqExBEZhNCcRonf3z3oHGBPH5dYwbBcpsHP44H7.n85Nmxh_NReTDloXKoFHXp2q_aLcWhe59IUADGlFL3YfCIJ4L5AXwkDz7wbc42vPg5r4XALtTNXOlu1AvDf8e1ccJ9sGsd2qd7pNuSDhtqe_2TkbTgI8EJXBEP.oFpVSILrr8kgXkONAFlnPoNYGeFOXW3.gPuwDd58EdkYGkvJL3iBBJjGlQIA8HK5VkkAYiC_MaESUrFF0tHiGJkfK0HxnskSlTgKZAMgsp1Z_txpLf405nyMTHDw.sEJFfiGiPm6azNozt2KS3zNvPTYdQJ7kCD7wlS8vu6t4Yfen41tSR9ecl_Y3bfFuXOvkP1iezilsID8bjuP8zEVfNl21rSYo1wLLTNW7lkoJMFyaXTgmFpJLZO9AsiOY2oI28rjnDRjvWjb1PqZlkeYMUsCp8NQOCLMMMLWaxXovDI9f4Sr2yfHCohUVRvR4vSDL3KgfQ3EW6PS0UkCA5P11lNxojqGWMD69raLjUdM5sE0yGjO8PKovEwxbXOue4hVNJB5ZXwXCdWiKwpbNn9Fdys4Qq4yCvrtU.WieOinkhiu088iAO1jJegY0w9kDJa1aaVXeIBGGIBZ4D94hfPkiPBLY5l.e9Hn.8.Puw3B7hD.fczPzFXr9lLJZ_GnCmL_9lfz8Cd4EkbvtxslPpbigi_p7b_jTGlL82cO81DBhmRU.8ZIsjuqjW9OXDCBBmgNTgYjOD4bDmk3LqS6q5nWH5w3h7Nk8E0iKqv6Qtq6dt25KLn298rmqygyRonDzkfSQ40vvCyU8_L8kdKse3eM2Udbngv2qupOKv6BWVxFE_z99UKboBbgchIduclYAErdagjHYElcjdvV7F11FjMBkjEOC9BjdoQIbxylE4KJDaAvCZfJwqYXrvS4ihfyWCHxMH9hv6NDC7qTDw02BbfmGx0qffvEhoNa186tXKTACMBT9rS6J6jI99g3clZn3rFY.F7sEwtQPBu1TdyiWSTcoqhd1bGJt_coM6hOHAVxNMdZz6ErBonbrc2GIh3L7mdDmbOvzB2gUwpgGrMZG6NzTrkS73lXRzrR33gHrmSiUfKDf0KcdyGG2HUfKn9VJT_NDoyZpzMu9wzfgpJ0YY7XXlA3mZ05RRYO",mdrd: "Atsut4WYJorbdA9Igz.6XFV5Ubq9Q3ARKV9Rsau8_MM-1739133150-1.2.1.1-s_QJ6etcTX4sW66kixndySF.sqDliox642b50wYjtbLwvJZfTtU_PKSYLG5rHBLj8rqZtmW3gIANSJcWgI6JdX2JgnzCMqN8eRKxawhIW5HLlJkrpU3nTgJiY25BX4IBoWkzPgUYSEQR5Rx6UMS3IzkIs4E7lqZpZg0z7pDCmFfTJ6qVZahE3p5JSdxOS2KK4FaKUCmaJgDKU1OROKqi4fhk8X72ETiF1HV5W1ZBX4ua5eeWKoPNq2J_Y.II7Z8pelV9VjWYFatTzENr7rDjJpYCK_c.27wC2EJ0KI4l64AuRLKGUrn3mLS_ev7gOpLx_G2.2p7jjy5Di9xodBKuUqyLbthKFWRmWuJzG2MMOJSTk5Rv5AeIFf1aPWrLVCV12Gljvd_pe3ZBuP8xqIMVoQojxUKU7eRSZbDBpt.udHNi3qgL9ZRksbyP9TNKxr2NnvVTvV6kI.mhHt_Zhqj59M6i.nW6U9gej3IzzvDjAsPJOSNNCvjcEBdPKuP_KPmQUVDIfB8ptgzbVu_IWj5xEf7pEU7MPGbB3w8VrB6WEFVHzOY1iZZ93b3UC5qWhGrwf26anTYPCCfhaadXzW.iBUixUeRyOBNdBmmPzcfCm5I5OJEFYxFB3pTnFI1rnRwgsglz7v5Rj1p4jfcg17m8cysaJBAHVYLuOnCnRJ2L3ZlejymW3j.JeL2P_Sw7K5X_C65eKZ49oo5G_AJdwUzlPC8IUJGrSzKdSiL3SfkaEqexQ5XmE2CtjWqaQLemblxw8m9vrIhpOIAApyxC4RNAbHNYwRLv9mnCefSSRVRJ3d7Ul3RPf92qXwwhdOOKjo8LtK8on_Eyr8aeeM.QKiB_63zzM99hPUwIdg8mv.pUYTCIcH7APnXDOxfG9QWw5UZADoAiiUGpLrkrSAIH3FGSQqEI9i8mdEqVV2ByhRdHhQfAw.S7s5MkUjbU0wuIsRSpFJGdJ4IxMIsqPBUia8tEt0ovQl976Y65U_NBkO6F2cCZEsm6C8mArgfS_UctkpY7vkUGf_Of0YjpQUVPw3MdyZWX8_t_PZORS9SpQzQ9slMoaWX.FUjd56dFkitG4__FmodJDCFzKavacDvCSgTlE6udR3hQ8C_gj.Rkyabno.5GG7rOHGxaKrs0B3DaaaaANzQyJ8k2rZ6AtfOmXsnSVfUEhv5irulGHH8Jy83CXolsuztpLMa1fC7_91K7.WT2mBtAjW9AlQQKeVlPJlp90_7dGM3bH069NV3j687DNKjnJK6JGWczSxomqeM6ZMYro_MkrYuvGjZdQwwv9A3upLV092Cvw0TFMjyyr637nXF3WA5TtTFVkktD3rAWcxNm88ydDIaCKoSOEij86vY1rCPsIJm17QC6xjFJXlfNqWjdzP.RFldWI5AnQVQWcU899V0X0bguplXJARFuvYzu09xXzcm6t7TOX76bmxMmjdzEZ0ZabNagvGMbi1xqvWOtzICElET5ov0gh4KmVSpn8INs6szSiJc3gQ0WRJU.rK4Za9uoFGloujekGSSm8iPPRXmzwQ_HVvIrLkCJ3QC4vEFYPhf.sgupAjU9a63opdpTKRykG3ZQPTELbN0ln2yaSWHuGr_3EpEKGb8KzK_57NAPhmPp6SG08yP9J_aozwoMhJlo.u.MHo3k2VG2.egJst79oZrcZbGIrzoDe3cefnWiAl1vtQ9GaNC8vzpN2SDIKPzuYWT3YwF.1SUmyOHVOg7YNfd07b1o359dF45ro26Wqt_CTDKTJ3gq0L6UJjClzQMiqum9mF6Q4nN3hRFMSI1WJ_IGExTu0YYC_rDckpq6f5pcLJXp5wxn6mPKCA4"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f6a10ccbb672e7';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\/8571043926?__cf_chl_rt_tk=FhBN9mco_XT9qrpLsRXYJhM9D63qDPSavox52v36IA0-1739133150-1.0.1.1-I4ZwCPkbD.Vh_nAAzNkb2dw7dFjs6i5qyVRMLSOB2js" + 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