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-542942508959.mit-edu.top/post/6530849712

  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-542942508959.mit-edu.top",cType: 'managed',cRay: '90fb17feee808287',cH: 'CWD5nvHaE18I.Blv2VvnkZfs66ONOj3HQP3_eGP39TY-1739179965-1.2.1.1-kjKAj4Mt5kE.CIhX58fpV5J1gPYFu4d5jP..Etl9TzhlYNbjr1XBPWEsXr81grkx',cUPMDTk: "\/post\/6530849712?__cf_chl_tk=RvtZvbH7X4NJXAgG34TrjYYGlKRAvAZ_t0zfySt6BXw-1739179965-1.0.1.1-.E.Y30E9_2r.UzteLhecWd3yD_LK48tNlnru6J1Im1M",cFPWv: 'g',cITimeS: '1739179965',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6530849712?__cf_chl_f_tk=RvtZvbH7X4NJXAgG34TrjYYGlKRAvAZ_t0zfySt6BXw-1739179965-1.0.1.1-.E.Y30E9_2r.UzteLhecWd3yD_LK48tNlnru6J1Im1M",md: "sze8mg82VpLDdbiT9kuyxjqd4QfM.OoJPeZIuF.4Qf4-1739179965-1.2.1.1-bFzmAPAENzAHMgK18_VI_HSy_oGaHw9Ua0xxbpMalk1wKhgVahheGQJtro0PO0qU5zQWZNq.wdidp9vnCA7yO6QeMa2S3fmRr.2mWj532WXYLvkHDrdhBpPkWb9CeQozpDX4je8Wuqy7jJIhcaphL0GFEDCvnwh.zTR.KVqTqKXpn_CIM9CubBFlRiAxedcyIZ.2hK1yaYgByvTAdNUqz3XzIVP48BKEqeZ69kUSoIHL5JFytuCJYXHEDJTaFgPohZMovqLwGFcNI80otvwgzVPmqO67jgwOoNCuN9BFilmL0krv7SJL2oUjJ2bBNeyVrPVExEruSObJL6CytUukM2zjWKMAjiyfw5wtGWQ9BbTh9qWkBk9BJGbkLOpRrt0_imK2t44mufH7u1c0O7nekXG.1A.wGWkOkYaUHvfM80vsY5D4v_C.2.ObjTcKUvQNxaoJUdoYzYRjH4bQX58ECNWc7.dvM.FoUp4UfQhoPzovulRvYv._Su6yGZajVHo3PhSTbUA0FuDHeKQ2KsuS4MHl0TuQEEMgEBtRPmdkptTTbHmnIAgUA8MJWT5RZMskOzlpkU0K2bjf0iktTjtCQ.cZjal6PKCu.kx0QQcdzv8FmM.46hXLQG_Iew0.ym4ftLb7DiCUKsGzqu0PVc1TKdirmwiVFupUf7DH455WjMWwOUyAiaxCE0SqDgxvUwLTumXpb3q321ptn8Nzvn_N4Vl22mrHvLz8sWNEZZ_6E8wTXeIHNpT_GEtcPfzlLxYPqV2EqkM0s5D_wSoZwUbEdfUXMANHsXqry35F9KdfeT9V63cwdniLHsZV4m4g3NzkNC8hbIhZdYx30mwS.rfjR1MVAxaX2B9ezi7GVrrmZmW0GHXH5q.ej3ad_O37H1L1_NDeP..LBJ8shqUagvuoerR8PsnVe9v3RRCmHeCLrgcfICm_BTfguMZaYYoHHRaaxguOdkqhiIgsUD.yAT0D0knMZx3SP.5dYKDA8KwLWEaMOGBRMRU4Fn.wqTxuppLt7wIumHbz8T6IXoBeUNpWlh1tPoweCStKveAOlPHOTYg165O4Qlvg64htcR0L6g9AcF4IzV10X86BtsVHl4FNecNq2E4_7lCGMOPvytliMRCklV6cKB2hV9Ngzozk3a5__4WBz3WCIA8wc0jN6hqv83lXLojl3lQrYx.4JiLzM3nsegkYvedRxINwP7hMC_m6bP_BeNs4Pbi.j9EVBpqDZgGaslxBGkuef9n.5RYf625t3SfDT1SFVQMdpjVHVWMXs6TQI1.UtcWmh0LxuSUVbRNelVHMscpXKE2doq6ymLiw.ouGiviqHJaUCWX.SWuVW5CMp8M_A5ob2PJpxqL_1scUr6.jyCH4FOniKtA2ZHhG.kpQnSUv8ArGu9FfnkIEYgW_3iTpIBotl_qDZb63Z1HaxtguGf8ippQX1J71ZCN7V8iWHPn.wKg52KlQyf.paMJfQNoJYxkvZ9D2tEEzA.vqM1QKw0HQ8WwNa.jXCCDb4T8mTpCTvVzJSlSF2IFJGFdW9AN_9aon5ex1U.TFkNTwk7Fe3gdmlh9iDV3rACfeDhIPQRBZh5_7B0xkfW3BUHiJbQ86wlOA5PcFYKAp4zZTZwgbNw1RhFUICg6uCh1RKzAP5bgqp0nC5LANImXy5hwEB5RFlui9BsWthAftGm_eNMstDstbIuwSXnNmFfWJA3LIz4WsWot8GoMaiqpUA_n1uSTkIuf4Tg3NNS2uYRxLU5EfHm7TjraGiz1CFWDXDHeLTGTViAPz6eLUSJpvBvChLtZMVblrc1FMV3HjcU8IRguM8wA3So9Ag0YQ7qEoMlX.wb80m8zoTKGZQwP0bsLoBwtTG54eQFZP0OsfEoC1u2aSmtnntPguhDyLWp82fH6itRZ9sQydi6O6uMDa22oVpqXVl93vF8kXbPyy11pQ4Al3KsDqJ3rlPeRgJGd7IQ0cqVTxwo2upO7Xt35LxW1FLNvvbOneLCChy4Ljd4yXz92VAUhN5PIzlfO75l42LeOHWkojdDC2.Re87lDdbXeBb8nXEwYbCCoQ216R9yKGEvnuxVrK7oqfJVPmmWN04wnWPlk_bPKVLS0P9MNExBR_G4fw0zy632bXKYwTtQZGiFpvQS8JW9uVFFwYOtlqOMLzVF7D1izU5kyavDi1soyI04sHzgrBH3_bi0zOUN8fh_tKCAeXP_0CLpWWl1Thm0rzKMG4XS_g5sLd8VWp",mdrd: "6YV0M_hct5y6DW1yvaJhKNMypg6SzrwiYjQ0zgEZfKE-1739179965-1.2.1.1-IhVcKWGrr1GNkcukhNgsZ.mf5PwYHdQhzTPxdeeCkrdsVTRgYl0CrDM8xAjV8MTHG73JRE2BWtigVZO0hfRT.KabyF4dl6RDL_1.zAErLbhBVODFoNRRXUM.byPKTzMk4jIz83QQY3kes_0DrbX8dHKeds.IftKeC02QNH.e.TkmipD.VMw4.UNfUJTrwWjwSgSSwEsYRxnIxdpGu7w98_rF4WBroyHDgnvrVW8CQgcGJMfBh.rad_IFwFN5ovv8tz7uu4xCu_XNSPRUEPHUIDRm9Phx8KLZOArNDraR00FzowF4j9rryCb_D7yfrQ31sSX5UWmKz9Sy0aPibd6QSKHJ64fdGTvcp1KpbwRRR9OTfwT7l3c9B.19P23zwjWrbrErupQ3tYINCedDkQtSbG4JGcHLLm73TuaqHvXpAc2N2TN2ytZQCOAd2Eo8Wm.v52ew3O_b7wrAgzLF4Y4QXiFN0.3Vy1WaQDgyj0r5zasyQ1tbCo5EoHvW0sVEUBDP9gfxibf4wSBGob5jE6J4Qe0UhJu7G3.REWwizmN1zYcGoXhDpZCtJbjZwjmuF47q18M0.BrQ6hZeEf9YhJ0AGzAc03L3RXvpFpbijAPdDkL_4kTSdZ4qemGxBJX1jDonV1XJv.fd1XzDinKae19kyYqdEtFB0qOF3PKxBX.imE0G4MjwKj03Vjtcm7HjcIF7Yu0OGRz3Zo2iFh8.72CWDb0hbHcejlqgwM8NaqCbjU8AaqKnL2aAVwiTHTxg763WuThA_u4JlHdVe3Vz5YuK_bNBXI0k5yOAIxrW5H7QSr3kg0cor3q6tcT5cJjU76oUrQ2tgYwgybUBtGUB4SpXEBoy2LPivJwRkDqRZcxdo0et5EvHbo9n2aRUPBuv6vpb.lazzYn9AGelYyF7WExfVYfYdT5NMhLxKaIglzIpDs.HBM4iS5jvWc2pO33D1CC4YH5NXaITLx6MDmHwFYJmz4nclyhTwURBeu2LMTvk1uu6aOWsccutLDDsQ7wTqXbgaTKz78ldMrmlh2_9rSNSpRWePC1RN62kCO3WF77JdRJZV62tCI.QMu8FoXqJ.ps8V9kavRT8we3L9bnF9Bbi9en2JQLB4rdNkF2QHFKXcA7ebjrLJthd52xmHRXv4eQ8uiebpfbKWmi2Fqm2bMIN7xV7pZZLhgri5RVNnusW.DRNbY2UbldXiF0En4GpVLkJlc9dlhSTdjbz9m7R5rckXV7HIMchLZbXZ.KeKPYDpiwmx5SeHwrNZcegFMAhUGFP_uGX958hgShxstVGd9C2302EbSQsNxGZ_sExD8vISLNdik7M1BrFChO0bfGs6frFMEOGEHik3n8W2U8V94ZMoeUB3gq8UJQsv_H.Bn585X9S4n3qO_v_Uh_rvSRVdMSK2RQAeak8YPpK1xIVzHtYjbUQbcrgNeGr7iRMdX7ytISLhHo7M8ZEjDrBIe2DavDsG.WZMEWZN60.bwFG17YIUsUOdCARL_5NApNfKE7Otr.Oy9JwaCMObEuXBRw.bl9J3ydS3Zp3YBldNncGkbcraMKhxe673Yv1fq8ecqgSec4tSJy0E9PclO9RAzbDvZUJpJ4EfKpSvcjGZHfXJURq.KWMhEyvM80.cNXj_Hxdm78xT3Iy00a774zukPj7K_x8XZQM60vs_n_G0Mrhw9DdAEQU2EFVaN_RK4bjwedkRHTzbpLy2qT9sv7z_A1WC4XV9NCTH8spir.lxsawmrCSmxfxoWtw1ecyiJynDy5Y0jhBcSbDU2QHXCuR_N16LbwGe_rFeAHTfcE3naGuh5GBn0HCVroTBB1I5Z0EJsSdOiU"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb17feee808287';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\/6530849712?__cf_chl_rt_tk=RvtZvbH7X4NJXAgG34TrjYYGlKRAvAZ_t0zfySt6BXw-1739179965-1.0.1.1-.E.Y30E9_2r.UzteLhecWd3yD_LK48tNlnru6J1Im1M" + 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