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-496769201508.mit-edu.top/post/6123074589

  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-496769201508.mit-edu.top",cType: 'managed',cRay: '90f234c868612d0e',cH: '7NBVAWT9VsnXyzhTke12NdjUos4bO2dx7jCMIYgeZoE-1739086772-1.2.1.1-fadtrLAiaTSCF39rS.DizfW18L0VzBix3iTzphA33mDxHbLI6VE_THkRAR_5NDT0',cUPMDTk: "\/post\/6123074589?__cf_chl_tk=nV1vWo4C_B1cOkibO4FiaMHnQ20t51kAuBBGsjv44Xk-1739086772-1.0.1.1-Qwb1SZ6G.U5sGe9ZvDP6NzACzDjG2clsbixlaXRPZZs",cFPWv: 'g',cITimeS: '1739086772',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6123074589?__cf_chl_f_tk=nV1vWo4C_B1cOkibO4FiaMHnQ20t51kAuBBGsjv44Xk-1739086772-1.0.1.1-Qwb1SZ6G.U5sGe9ZvDP6NzACzDjG2clsbixlaXRPZZs",md: "yRK22k2bFztFfXoiYL3AJL2QRcePU7k3WTt0gsLba20-1739086772-1.2.1.1-ZGZdCEVncOAQ7FhRa.yISxeU7zfebRDDqsuJ0xD37PR5T8URsBEJHkN5RVACf1cKe5KYjDA4UpLlGwhjloS41PfRTbMYyzvqxl7Lo4Sad6dZV.7mvSLvfnv85qAjJSFZaEOwHyWWepW.AKFLmTYoB_DoF5RiWBxfY3Ei1x7cWesbp6G4dSDKmOTGrIjMw3BnQgwO.vXwvq_C57V9gEeNrz2bKPW5tAts3Zm8FVXjyEvtaNQmUN_0zP.TIYHQZU1pkI6fmG5PPMVC7VD_c0FL3UVl4cubVP9fMafH4AXpbmB0l5x4zlOsUBstkXeAkUuilNnAucgezSEy7c2d_der8tZnR5CniLRq8CNT0Q1O_EbcDNic1Nr8leFDp8zAr95pm8bcWbsG3._4zPJBpaCaUBEio3nIjhs7xg1qux154.DNw2u3lcsc0NtRkcHffmjzZo.75s9F0_7P5k.6dD_8Snwt6D.45HMAEuiq9AILhx6brJlQdSMf2PKoUtgeTfA_HCw095J011IXeY64sLOw9xgMZ6M3zi35plOtIlR7K22NRJJHdWwH4UOS8LlNHENh_vOlFZsyeRqsPvKEqJ3HsLAT.nVVEKM1BW4Ci5ClsZGahssLsNCKfG9VZt.6ZBDpnYmSsNpde8n4RoxK.6spgGECb073peBq65wPbdyq3vmK7hydw1eAFZSxGmotn3EyEhTQUol6QtIjGur3Jal4SpzJJW2MrxVIoFttBbrgK1iMyO.uYHF92ZpwnP58iivl040mZTAVVW_ulLgAHA_uOW8tcc9.N1SFjgRIyN_SXjz5I6_iJ87jTnWKQH_hPejQAk34fpEMK5sVK5qJkWVGtfULX79X6wQM3lhnxjTJ115lnrvaPyokS5forU7qbAV6pfcLMiKbzoPN7ClhhEswAF_XPftYY0cQrmzt1JuMGi4BS.Oj.7RVTFWT1UT8fr8dei9bAFn7oS9ZpKgWtUGIvwlzUKqINIQpwV1EZ.aUhN48JuDjuV_3TdyomIWZFAmt1jsMWVgQwZzeC_M6dJn1VzhP41shRVjQ4VsuTufOQkfi1mvUoOBzU.zpqHFng0wZMKGjtEy55ikroyYLRu_jgI9NIyuVwgSlCLY8SeYm3nXopa6x_G4VqHzauhow2FEejx3SyjqZPDRQyMhu61plzYA.NjD3rF0gRhXepPSRbau3hT_XVXSKKq1BLvNgx7uooq693pbWdovoF1qmppBR_UiIvAJVlmVwRj8Vz29y2A7uwcNBStw0oXrJ9GbOusiS_.sS3LNgkgSBek2ibkViyA0XTkAjuZqGuInqBOhurp9M_5fjuZnsoOo1TqSuAo.fakijNHb9PQG3OeQse94rAHvGbUNx8hjuoe5KYLPWOv2DfVUVvEJf_RUsSxXfCU4Bbj.rwzMqLzLCNldnVLqZ5Kkp1oBdr_IT5WQrEdLwaoW_xOlRNshOk6_LpLC9vK4kFTGAD5UFTJarm39geMHMdSvwvXAKQaAnKlsDLrw0plP0LooxD1aqYC_Ee7maibVBo1teREjT75wEvFJoLN9rKItJbMMW2DXv9u8QxbmEl3lsi9pNxgwrBg21ZLfG.NQRmU6x7qeqpui0TZsKyp46vgSy9fgNiq904Jk3niYwSuGGWV4m6ojGNRYDvWfepA1CIVxupJScJ_N1SE4WPeLoXNLGkDGCP.86aKddLdTdARlZc0ichiTfw1vbgNmxc5RPsaRewoQun2EnUt2PuFtCVNGbHHhklVwXBjo3jmvh5b6uJ2wkYxFegH6OiOCn0XvTjTAzTNfH8M5CrqtisKvhZvHjmIn5i6MTzbmX5GgO3DpqTFcoAhZTmQJca9akl7fl213hzdHoOVmB7ZWqxV3bh15490F5rIyEbte6rynog3JRCS.nJgqVsoz82fkb29MvDAZVM.hI8zArg2S9nxHerEZvPzFGOcXgQv7bRt3OLqIQkP_8fUYt.TNr00OTyw.sgnh5g7D0XKJ8HCpwx0acpSgcbMnHVju9fQRKrV3qVJPq8wRKDAA_g4yJaGAhBAe0mZeICqx7yctEIJaBjIBCVO6NY0oMYwEcTWTEWlaaNQ3vEX5ybUjrb5N_enbYsMY5KZxB9iqvH0n1hSgIWB9g0IPrQRVdASv6iS5DnqIvBZ3njN9SNVP0muyJEyVcfzO96.TwVs8fARQNQXNqbogdEJ5xLiDPCeXnCs97amuED.nGp4mDN.Pqv6vZjPJXBYae",mdrd: "PWryn_daZSqyzxplN7xA.1fAo6K9AVop2q71XVuHFxg-1739086772-1.2.1.1-o_lHoVmvx2ewGtRRwXhHTnEbIaWeslMpFCSW_jLC60sxpewWZ_qdImjT2pIt5tTwzWFye.uT66VNdu7Gghiby7SlnmZQrnKKBcC76KEyivbOVJq2Uw4ITxxTra5xTZ8Vft1jECgENR1WXnR_2cSHrWcad2T.Sn5qH5jpOofDgnW3of6i14DOg4oygx2TfR9knmVKq1cTKytGNfFG1_LkS5XXW6n45FmHg91ldDW1F2_kjkPdvSEyoFEwZ.4om0HBH6IBoWoORII1mZUcPtN85PZXzP0D59kFcI4fvKMNhTAPGS47iwsFtIDJlr53tmG7qN9UdnD14pSJW8wGvnDRdSX54PrUiISKcg6OzPA_WB6bPxB5BY1n0omV1wnrCbDKQu0hHilRFkJyV5bVX5TZdhLsLR0P.0CR__Y7q_6ST20WlcjFAVnWtXca_nw3Xfm50P2XjeUgxhOfkkErHg06PwiSUcSL9iNe44PpYm2YehqtxtOThBNgoxQNCNljYxdG_3naXY5dGOXQhQUEFMVZScjwAN1f7KW5zIGpM_SBNgfwuZgbpXCr.dyHGCSxLI_WjKk_i645fiWIPc_Ex1Mn3MfD9wzrVUX0h3T9tP6IF2L0XLsNBGaq8x7jk_fp2mHwR4D.s1mng.2huuR4oHzS4IKJESx3X0mmesADk4DLoBHUxsc7w9NPivBE05yE5X_O6UbOX2ylsFT76fhjr2qtloFJBhP.Qt7AwZRnSUdcQR3Yfsg4kWYoJZ2cV.EA9ewvS3Ljjbs9Nl5V..yOvQiR_xaxDwruPbbp_gbW2PPI8vM28HVgEyOKmBfL4tAkHdUUDQILNpHUuMgrBxzog2pTIuGMrRKtl7bThM0DVaJAREZoosV72KNviDfGtOWVuyvTqfogPGZvF85s2FinbBWc1CZlrhd7N8NioWmelHh5pnOE1THo9HcLDeJ4Nz0fRELmAewk3mawkX4LTEVJEMFxzmumj_lVCiKUJ7S1KWov_OCN3qb_67rxBgqdW30TyaXmt2_F5yBbbtwVgnW.V6jhiDDv1UoEbL2pLXXSdMmO2REXOQBXG9vyUU1sl6_4dndvyD2PPYFErbnRlkcL1E3NfSNp.VhL9IjO1DdJwbexF8l8XCffQlnHiAZPO3.zp675nJjJzL355z8q_ekP4B3odxaq2sHX6VdTNRO.1.MxHN4CWg03EPd_L5W2fQ7xq.K3z1qlYV_UWRU0HrHa0FXjCtNEotcR_sEe3RLkMWiguaDTsSXoB04aLQ8dxveUjjBtcA3k_caPAkRKZTywyCayspjcLUDq.K2IHIxTZQmM2ZES_HhzNNSNODoj3Zsa_c4lYAHnqJw.aa2Zumxc0UBRImdqRzDZWpLXkEPmSj4nOGSZzn1_aOmhSJq8Ya1V2GR43BJhSXaaxm64nW0IfRjKnCnlEh8NwwmEyRGXD6BP2u_fjYIq_KVTMS2EwkoKzEGOCjjqcfbBafKfyvzzo4i5xqNhiKrJkpUcayKdDkYpUAMvFdjLtW6bjZrzniyuF2X7eaN0PkwiCezN2oNDred5D7uGI95rZJNZrkWXlpnZzGiYP5ewroxPpMX9S0R5NEorbb5HwR3yaMJua8SuqUkUHraN1gefYqmdFjSPWmEJv6Z_3GOWtoJV6nbA00JDGu5j5qyGutkNnjMBavsJWFLQmFxJo_Bd0QYXtc7YbKUhqyh8PwrCbPq9QkDXn8evUxKzOf6RZqiTvCpFalU4n7BclP73Z.uH2x__T3Cfx4WkZ9JymHVqCu0.B3lJMCYoLW9cgKkjgum.J3XIf8wx5HRpdg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f234c868612d0e';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\/6123074589?__cf_chl_rt_tk=nV1vWo4C_B1cOkibO4FiaMHnQ20t51kAuBBGsjv44Xk-1739086772-1.0.1.1-Qwb1SZ6G.U5sGe9ZvDP6NzACzDjG2clsbixlaXRPZZs" + 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