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-811171903784.mit-edu.top/post/4187230956

  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-811171903784.mit-edu.top",cType: 'managed',cRay: '90f7ff292f75d6ef',cH: 'a4zjiHkXHCmI_NMK3Lc4miL1S4GHN8pyWzlScQyhlJw-1739147490-1.2.1.1-IcI3xzi9PJHWyW2N65TCjopQvUN_FcNilLGTSiJD2M6zd06EoYps5SLLZYlILlVN',cUPMDTk: "\/post\/4187230956?__cf_chl_tk=CkqbH9ipP78vmkZpYp5CXy5pdZby_yxfEc3ZB1tEsXk-1739147490-1.0.1.1-ar.pnHY.sUhFisVpRZ8sxPgz4STBH1zMiUQ_O8Nivuc",cFPWv: 'g',cITimeS: '1739147490',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4187230956?__cf_chl_f_tk=CkqbH9ipP78vmkZpYp5CXy5pdZby_yxfEc3ZB1tEsXk-1739147490-1.0.1.1-ar.pnHY.sUhFisVpRZ8sxPgz4STBH1zMiUQ_O8Nivuc",md: "wfWdpfyJVnMvctJSp7Hn4MrA__O1uy.NcRLMdSqsIlM-1739147490-1.2.1.1-MZCPT3JSs.ufrkGFyAAPT1qkVaRN3iYvTsNCg4HYcPqWOoHe65.zcVGrLNvwQU8LInhyamy8aoTnDRNWXoM8PoaZHFyEWVZXZZUc_MArqCo8NuBhbjDgpUVtu9Xcp_ccYf_SkntRiTbUFuBxNXrTSqoXNKRSOQfOvRjdJhDKNe9JAWMaJmOa5IpYSuT.bREVXarlxHfE6eNrNtBLuJEHS5oMkTkeeaA7LzHuBlLVfLUZ34ve46ozYibxsTTelwJBkeouZPQAqby8KRz45dGJgPCsqiqjoSq4Q3NhhmIUgt9cEhWx0hdS_IvWhU2rrWjA.vbLCa6Qyf9BUmjIdsfFxdxebfzqYr5Lok6vNeU1Qdh7aFCH2z_HFDzRyfduU9wjaEq3PNMqO6XZ1t.9A6tuZulOZfcEpNsWykfuIPgekL81VEGIM9PjiTE_oGEJRHPRhdkMd9ffMIjFaH84qLpWaLQpy0Qg1byY6T1B4Ns7Nqj3AMXQG9kpmKHAn_E4XIWlw2gnyYzTTGeWvf8tBdzmtUHl_Xc30sj.u8CNdbaJgnMkaJn8RWac8i__FM3ijvLYq2RsU4f1Gb5qVI4KjyWcfu8osp3RNTJBRjNqqZT0jIUOZhtAg5H39fxiriX4odb1iQUUjkPlhr2g5wZaHt5dZDVvF.QhLrC2eZ6d_MXDlAWWXHyS4ffD02qPmThjRotLeXz7GtU5ym7aLYyN80QOyUqTgKjaElK7gwdWjJMSJE9.0XG79ttmaVIPlXEeeDEG6HsSjatvApQ3RKduwZUwpUkaN3ShQb6qKfv4s1sadKBownfztpVN97sDQd4sayy5Zd192XkTqj_AzGDTnwDLRuizIugYQLbPOwM6o9LcMvfDLKvAynDLwzRYogsAN5OXRFBvwX9lDQwvAAK3m_kceo8GjqWi20koqyWfOtsoCOVVHWrcTn4iBeCY0PIQjMfeB2n.Vwi95yypCjBEs.PuHTBWZKVh0MhBrAWGGN6TXk53E2wzxb5HW2YP0Nu0SR1sGFLhk4t8wnYiKw6bkXOkZcLXUNcS0qblUMxqrt8hgVc2SOyb85dYMcOy.Cr1_hEM8YmBmgHEm8K_av8g5JdzhzEqEVEFGonz9d2mfpAATq5MC0bJDj8s5dLzcMmfDs7g74Ee0q0ne075ww6pB2zbHFfBolPBPBblUqjBCOMn4bH_XzBf12_xQHzXN1v30y4Ie92ke7IiEV7AATzBEIAg_6s7jfkRq.CmE87_7sGclowfp.prWj9d8tVp5DFwu3MK66l5uUMAbClS8fDcZSiu6x4sRG7edMOj_Ayqsuan0YDaFc.G7q9iQekxKbfUGHO3N9c1x1.SSIXnF2b_VV65ri6ScObXu5QIBOQQiQRR8qEtnKVLaCTDQcQAmKB578Z32MZm0kC70wb40O3E.ZzJzorPlviiIWQaGQAu_q_gd00bOMDZTYRo7cOHmcztAd6Zjq31l9c0jQ2vMlzT59Mo44ytP1rWqYEmcLhawvqzJW1fW0wdFJBwfi95S_uRPKhfqnWndW_K8eCqhvDCJJRSi16WbSPsPUKHL7.Mb5ih6J815Fj2xMu137P3S5OH8U52JSRS4OiAAHEyySD_LRtSbFS2chZbySbxjsJ0mMsvwxZ9HJttGs.B9FdHDYp6.vAgzzaOyrcHu0PJYxLjLkeM1tB2xAEmv..ysUaOGa8ExzKI0pK64xV0xBsunDoNOCNtnEZ9JB89.ukthJf4nZslbf0MCAU8w4ygja5PXkq.Kt8EZr.pF2KjMsL14Wee1h6jRy6Uud5.jTha95DvPUObIJgb9SKVBAvvEkpQLgiXwL7GVmk7SJL2bUdxxKEg9lP0M9xr5JIYEwvijQJ28Ti3R7by4o15efPAQydCM9_7wVxHmfYqNJabrG00.3COejY34N4qq1L4vtgJltDNET3vK8_ymo34wDx7XfagdYdYgbMNCLcEqiRhMneeWAeWefPVsOhqG5WsMnoDavsRwNm9cSVlf5JK7ZkYf09eukg6V.5OPA_qusyg3iHDaqZkwx35.IDOHRbs7RPHDXW2Mh9DK30OBktOJjj7B7mYAl7KwxREY3ABHy0KGlFXOctbUF3oEZ8CMCW8J0VLPmrnC6_O1xHK9yf3dJnhbfZHhcZwLyyDZOiGWICCppA0yiAbA111gV1xx0ZcEGGW8gq04X6HYrksUqwuhxOFc.Klohh8PRaP5xwfsROethh1DOpfg0Hu",mdrd: "GBjEs55Oq41CKKuKW1hGb7N5_dO.i7x2kWm6Xl8Y9c8-1739147490-1.2.1.1-JMAeksPk0NMskh_cLgerSnFj0IuPrT4pGy4OfqwkiFqh6fIoHKFXc1TMC5R.hWFA5sF9a.TjdmM0VV_yY9kMwHlf7LdAsrpr8u89nOHkppJsCFP1VMKjSTikMLUjJyDWjFA3H2va_4fLX2VjpS.Gz._Spp4xpbp8zXEYCb2rXjfADJUaBuFR_05R3U5l4stZSNoe5VmDpsZtAJ1nBp6RyNIbyzXr8tJAsoQft44cm6Ik8v2rGQbJaqA1LbR4ocOs1oNKUS1YBtgl1LBgWX5wMTZGHql68RzLjLH_TbqI8wd.6t6F9ZhNFvjoIOVLu.023oF34dq2XkqQ1dR2PID.HsI9RI7vsoQuHTIp_h8Ukf8uYU7RWWlvzTP443dJPmE96o0mPcD0lXXn7y8kydocRNn1Sg2oequTLFDPNcpPX0PGG5CMo3LrEhfep8rMo1A1nbM9cFv8hDCos.Lw.bsZ8J_4oYNQwc9Sysd4Posu5LQRpGnMxYxOA3RnTBnJsf5_dig9ByN653t7_qr9JIM_t6SvgTbpvx61RtSRyBMqF0tZ5XH5fXUpSZrWrEpIWu94LmrKkL1_OZcnxXjLlNbYW983ND68kgZm3b3TSPpQjF6RsdVEaP94HGAOO4SO7rTLJ86qybOSL6pEIPcGj83s4lpmybKVUZQzntr.5DULf9ep9cS2V06JNng2Yqmmyb9ymRGHTgEyIyBbQX6wTYEbnSnGx0p7Nj5m8E.6I7qP72r_rgNvYKdipPfGIabbRIh6VW9NAxxHnkuCXKmFTWMa13LjzHkhAizg9axsZcj9nySasTFL4HKPb7_lqdFmbm5yBhbGVsu3Jxp2oXcXsz3lWpsyvRCwFi3iKtivtVKoKu78Mij7nU99UPYioLa4Tmkzk_RYduudAMqd8u_ZsKjR1yuHRfTq_oG1CRSPPGQSc_RcKtum_80nRA3wXZ9gv8Qfg7gx5SPPBySywKn2TZFNcYw7SslGZ9dipYgvnQbDiUgUZtEgb2BkSSCWk_nDJHTZVqZKFpuUj9JAybM8uF8Cp1vOnA2pkKlnl79yHltRrIoKjRNC5DmPxMd_YIXfdmjVz6kmRYB7bAfr0zEl4tS8RN1fdYfqGIqlTu1qJXNyzdW3.aQWuRtrpBPD_s1ve_chd4JN_mTKQs_VZsj4pUhNq0aTOXTQFCby7823MAcz94ZjkrmnmcOfYmfcAHk1OMsdsW3SkrcAcSR1isq26HuDis2DGKM0HRy9cbtdInPFdsx747rtQUFJBCdkhKMGiVVnRg9cyAacNC2A6U9y_bXSM3hDDvqffHWi9bdzv1ZQguveUvllUljoKFEOyqGNCUOSce2ovuxXI1CrYpWc3AYXIlf9ibYpK15nKNjHTj8.mDukjlmaf_mKqlTI3jD2sIALWobnvI9.OV3diLew1DXQyY1DT5E3btbbFAu8keCNVtc9orBhy3ZJesyZXKoVNq4z6T_8dqKM64jCm69XZtLRBsD28EVlFla.Dw.q_ks3KJRM0Jnc.lFwfTrROhoq_h6YRWyQPrlxybaekdPsugnpxe_r_C6yvGe7WgshgbgVRA09L.TwLeoKMdSgW5uGGHVW.k0pfb_E8VXzVvP9X9S7iZNm.YDmFj8OnZMDYOxJJBy7qelOYuxCa83U.TIEzXXT5PThjtyPNJZlijEJUEzzCOJk5BNYB53Z.FRewQT3AVxi4zyDn_QEj7579fOcY243Uod_u3OGoj9ZJUPNGBCXYOJSm1zCT5f6V4nDwB3fbfNXImdyEa25RCKfTR1U8yc42oaAITinzgLda_ZpD2mcDA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7ff292f75d6ef';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\/4187230956?__cf_chl_rt_tk=CkqbH9ipP78vmkZpYp5CXy5pdZby_yxfEc3ZB1tEsXk-1739147490-1.0.1.1-ar.pnHY.sUhFisVpRZ8sxPgz4STBH1zMiUQ_O8Nivuc" + 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