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-490091479514.mit-edu.top/post/5810329746

  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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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-490091479514.mit-edu.top",cType: 'managed',cRay: '91104317bee7c97b',cH: 'dZ56Yfn4J7xHpZyvHrAX.VQzT0A4qBKdMXgHRIVvc1Q-1739401931-1.2.1.1-diQDK4x3efTCRiFEZlVCAYIvv_YXxThGAuvJj5xiXMItBDNo2XiUAlDXN4jXdsIS',cUPMDTk: "\/post\/5810329746?__cf_chl_tk=JJjO.RMLPdaCoeyhjHKDT0x98SGIy8Vyf1yTFWfY4fw-1739401931-1.0.1.1-W0pcDwMM7dOPZSBHfPC0E29sy.erUNBOY0.rvhJjk1I",cFPWv: 'b',cITimeS: '1739401931',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5810329746?__cf_chl_f_tk=JJjO.RMLPdaCoeyhjHKDT0x98SGIy8Vyf1yTFWfY4fw-1739401931-1.0.1.1-W0pcDwMM7dOPZSBHfPC0E29sy.erUNBOY0.rvhJjk1I",md: "GKavByexFcfUXX__z7mLSc0MoauqX1oKNPYfGi.hpOI-1739401931-1.2.1.1-sPBuPL83mo8xO.rxjdGjLHKGf6IYwP5ZqHpE8_1awBGPxPxqbgHYkHisidxH9mgCjGyy5FQE9Z7wavpasnL4HmOChrEgAS914u66bpu5cYM9xzZeEMl59n4.X_viTyQqr__alXNtRlSxeRvJgTfnUgfVkCFcvY0sR.ed4CUI5uHNnd79yTv.Ro7t5ZTsMemVEvtC4GWrDydzYORDx9o3tgfwOWHN9_5JnVj_DFXwWHRhUR9_51jGH.mEPtWBgc4uk1WdlihTp7iN7CfvMfx5w0Nlw43lUrU1MAt8KKZGdsoc_zs88jTHWCV86bwRzI1il1Xw9C1Z5K0CvhMANRgqScvtr6s.qE5_hgklQTV_9nAfWZGBMTQ9rh7KPifIvgI5CRs8_hBT1wwMD38H1R2aLjNK7djNjREFuyvWhnYDL4zo_DzJSH8r_qhOLKGurNHL9cAEooxdhZ9fZ6OUziOBaIDPyHpBod8oJ2n2CC2Cuf_gcfRRxKJao2EmpfiXfMkyS1hWTijUrlg6srgu0b62iDftOY8ipfzojNvcqGYKBYhw.Y0Ws3.enm_LNsgkWx8SzVdAn9ij.aJ_yyKYEdm3.8hTh_7L0OsXRe1UOmtO2pK.mN8PAAuc4db_U1yXHfLLWGqruL42FsJMy.iTQS2FTweKGvPn0n4Tlmd6ryHvfwANG9OIC3xrDnYBCMeLGPgAdLbxrrFLYMjW51k3nUMWtz5BjqCQWnRuq56m8hbC2NJnD1YKskw.c55V8KMbWpwarQb7DmQAggiDEJL1X8AH0w17oJ.xBwi_4fxaSHSEfzumMVLEi8P0Z74U4NZKl.aIe4cWe46wD75LhsNxePHYiwjVk5.NyLm0iSgclAh9b6oPRog8.5leaUmh6X1eCxEb.KVY4AdUgxWNqDLHL6bZpkHeoNEAUdRsL7D7LF9ZhIL4cFYqe0g6POBXRZMEjmwsY8Do2QM206fktUHWHaTeWbPwCllKfug77.PXbAw6.mOYfoyJVq0wjWx8F.ZxuM3nR0780qe_k6UNdmworIyDCwkrz8dvY3M8l8Gtrm8G56C7sOvgSKIwJKmuj5db.Y6F2t0vem8d4S3yFyAPGBjw5efa.htK7kDK8uyPUGlq1mC1nqAB5CZC_M1Bh2Ykgps7xLjZPZRHi4Vdl0I5g6PmEdbBVzr9PWt8614zhV3.mtwlApO9cTi..6gfFyVhGQrPH0uQhxaocWdOWONw_bBcLdPkVpZdj7e5xM.zMxMg7_h4cjfuwk0qBZ0tS_G3guF6vUZr5rjh06Jz0jcEoZxQzyQn9Fp.vkO0u.DnsyB919cLN28shjC5MYoE2ZQiOk1mHrwF5qbNf8hPsXidw5.ww3CPEbOOwAXCfVWuDllA1FN7rmTb9XpabP0t_KEFLSe5qG0SoVylBVN080BhU6h8gbGEFEh9GuT6umSCRiDVaWSvbVh9GN1TJOFOP9PNtul1J17ql2.wYlYROUDpXw_0RlQjLEuTKP2YAPxZO1b.vJ3c59cXVg6AZqslWUJQePNp8nGWndTnVXGxodbf6QFbe.PJDCqRt6NZgGSI34iVanjwIY.0_cRxwmRZNB2WjZ..KIYlysy_1tpbxGQ_h5_PUbGl8.B1kTf02OdFyIHCwDM8B1H8AFFcvBLHZhhRWWQEUyHRlrs9riBJGbOMbKHA25y_e7TXRjxzZIhqEjOjoeBn_GBG6NVd7GFk9R_.YWVp3gaCzLwFKB7wn6nWGOwFyjjR8SUgKisXHa4J0BgH_CbwVjroCX0j0N9GfgdqJFNHT_Q3iNMV1GxlPJRXlNOBtpjlVxI25GsAnZUFBhqpKWRvQK8oxjG0i05WnStODZ3BwvKeJLBUhLF2rAtRHhoQPC9SPhb0_ptRIUaDA5MylcBTacYwHEK82ZUj1zrJbtv6xkzslAKuj74zMdI55.5u.2mik1RXQhjZYUTl1yT5v923WMBUC8b4cdH7oXs4fx2g1LiVgpr5lDv7XY0btchDLp4292IqA41XFtK9.yYnfKEpNGDSN7zARksSu0Z2oLRjEvhwA93_WirrPUybJbkx4iR5shymyZm1DOCfpg2EK8ydkdnUCQUmVb0AwLUEiXf5Xa_hYZfPOd5gP6kk1vUrvNy.ybO7FeBVbeSYa2_2GdiMbi5AZVzta8VUpwASs93P21St4El6TrRZvQvyRMvNqXyvFJjh9TsDAIAe6KWcF7vNslGKb99HHiml0ALbY.Da",mdrd: "5E6s.T.CEgxLjc9QYc5Xn1.LI1THHSk162iUZbITcmg-1739401931-1.2.1.1-ggjm3LEPXLcKJDZfUSmI8DhWqQaezn3z1Cmy_cXLrqDyO7Znmj1MqfkNaSajChNUWmBkANbjR8PS1A8AQA1pkcTQ_91zELqLWTrdA8W7pNweUkIh35UB45Wli5XUyPYFIV8Da07_Y.RT35YJQGAO0DEJgU8PAwkJpyutPTYeM32VBBMphGTMrLnmF5scx2lizp5cuV9bbnmpYhNkh.XWWD..mQFYGWYxeNRecB8M1uIqxy24BpSto15qeRM0iyQquk5RLh4MdT5hhfdLug.VryBi6YxwXO7_gdd_bvRcHY5hQBGi4I79fKmNLxQtp77muH3JCQvuE1lZgcjc5siF9YYpmoXs3Om6Ks7b94R6UrE9s61T4cCJ7QYcJDE3HB6D1e.xDtSFFBkc00sv7zPBhSMUgDAkuAP.4MlYHtoIKiOCvzUhVbYyN6PhMVMIKkycLFCR5vAqeRH.jRcA9b1032BLjjEq4bop4xNptrGfoxgYbtk3R5UfDFJSQvxmsSnRfCbCBxqZR5W04hY4eiq2U59y6weBxkewFJ3F2W0Cdt8R_qp1peHgmnYP_zPiOLnul_5fDO8di2SYTkse7rnEKxu0wazIUpUzsHYeEF48UGt5DXodlEje8Ha3s.ogPBqY3bac7y_5ocTZp1o2BkHmmmO30ktdqG9y3LjeLjLcgMl.CeRb6ugxCoBSlWOJeJdQR2IgijoG3yHM9dvK91ClXLrSd4nlPRpNn7rRi1qzOkkvVfwfYMKiRpUIbGRQxG1GldbyMCCzEKHep7lInFHUakI9IUrD7Vw9dtTvjsqsrnQym74271zOg6Fuak986v2fvQJ4smvEWyCJcZg1gPbTR0cvuesJ0poBhFHZY5IK9hQMBCMtrHOUVmzdn2LLFMbyhscs5XBmgalGHTt3oIgND_vR79wrWWGvXXHuMtSQePb7DKzRLShvK.Yg2C08FZdSM8SMivvW8pqKdQtKvZjqAN8TRBPXXogPtM9T3bcPi8AteoH_bxzSj44cpGIdcD9olstw0opKiT91aVNR8e_iEXVR7hl3P8o1wPGnT7xCcIlOYQtuqzGdGWASVaUnmPN72f2nGXeyaC4_rGQB15SgkCUFW20sKYzvQ7KRRM50ZpoFA4ODe06m7daaEAoe3zhsIlUjmbirzB6DYRk0EjzDcvh5KKa9I59LdXlTQUyY8DHAqytxPazX332khImGOikguP8Z46R8DO7OVn1iDgKSxT9mTBEwsM6rmnEgvYrNvdkShSkDaIwSepf9wVHF8j95FFK4.En3S8V.FGfLwJ_B8dkQu9jNpAnnwQiL279cH76iSnDxhmC2g0BXnPLJiIRhD8EbMlOgcnAzy1VG6xLE3VA.X58BFZlg6KDHgexukUXzSI7pI_35muQDYKHB4JBIq6rrDwpLtfCgR1h4_PFwfmIEe4S1KftHLeueCTd3TNfxXKZq3JHMH2baaaWZl144sBCe6xB4SePyYUohmE9BryPwYsJUjQrT533MoPzlDCP3DPWZLte62tQvnatv7GTbkrF7U6QyfHW9cxx2N7hmqVz53cfk6B3Uq8FhIrYFA_b2TABltmdmbuLpL1D0g4ybbhClWRNfsYjGMJqs28B7Vk.f7.YiC8kvUcKQsQbR36EyU1mBH7R153cZxEJiudOh3VekrhhkJayr7xGO3y9z0bpUE3EiMDNNZowjKgd5K.0i5vhjiGGlUt_is4hlHLkITH.I7NgTJUT.9.l4h4XGjvz2vJPgGb8q88GF2U2podQzWsPND1M6RqOAxmdxEqG8jxGayEWWCnDt3mAlBB93_DEBZdNM8QE6HIxO1ZHyHkw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91104317bee7c97b';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\/5810329746?__cf_chl_rt_tk=JJjO.RMLPdaCoeyhjHKDT0x98SGIy8Vyf1yTFWfY4fw-1739401931-1.0.1.1-W0pcDwMM7dOPZSBHfPC0E29sy.erUNBOY0.rvhJjk1I" + 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