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-391870507882.mit-edu.top/post/9871250643

  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-391870507882.mit-edu.top",cType: 'managed',cRay: '90f833b85c63820c',cH: 'CqhMhEpaTo.BC0U8_5oRAfMPDvST68.oMOSFu.aOHqg-1739149643-1.2.1.1-5d_aq7I7i_XXepZT_9ZSKcbcaLkrhhsid8QAWMf9P9MIgk.XGQN2kM125a7ngKcH',cUPMDTk: "\/post\/9871250643?__cf_chl_tk=oV98Aj9oOjKoHaREANbCfnm2QB26Q.ybWLogPPwKcOU-1739149643-1.0.1.1-C.t8juQg0lyEpDmQ998Y0uYY21zD4LHKaeS9vtAtx.s",cFPWv: 'g',cITimeS: '1739149643',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9871250643?__cf_chl_f_tk=oV98Aj9oOjKoHaREANbCfnm2QB26Q.ybWLogPPwKcOU-1739149643-1.0.1.1-C.t8juQg0lyEpDmQ998Y0uYY21zD4LHKaeS9vtAtx.s",md: "ci1ny93zWM_qx0hPxicjLy2kdBDoe8FU1VG3HRoSc9I-1739149643-1.2.1.1-ENuv5ZL.vTVIhUpIVajCBkwQmtdRKaRD0WWtNB.DXoT.S9UrbICHAzI.rlBK3.3rtKAToOxJusMaC4Uw4jFQ_2fpISrHn1oad6IkFFGnj7rGLKqwEtKvokC71l5EB1ZJM4byzo5fxC0_SMxTulIY8jx2Dhin.HH5l5itZnV.WUY04eo1Jdeulegbe0n9H0OGUKs_WryG.s3NSvdFhurWIhJ4rgErlbm.7hzKQuBHTbbgEDAnL.8cvxd5EBPwqpK2I_6b8IDe0UMGGtg.xQHFaxtix2ORtTpivffsSstsJcT3DIYlR3FYC9TzR.ypkIDpT7cbFFDwjFvohGgI2mHe0GEm_7EGsge2AAaU3CT4BAxlSD9EBMIvSVPPT_UNxhDRmqLoL2FvIvg5tORwnPC1G3K2nwgRkSCgQLm2ztsigCmOcPJjuC9iJDXK9ELZaq3Xgoxef3EqdZRfR4KrbkqmhtHG4vpbk6ms60L2cPNnFb43KKLFmWaLa5eDtDL2BtcQ31RRdNjvylmo1anndZCHs5F04xKWp_9rKVT6eoy68.hlijKQO5poMNEmOJdQAIu1n19PPfpEq8mMVNK0gof8XUDKWmSAyOVfw38q6rnbmINVRs6yZjOlGElpP.7OwUMee90mYMpeDMDaapJZXq4eqvkQCVvzvOKqDr397qWfGMv0jW5zZN6FG_aLXh6XQqgfkNPVXHQ_FVdaCiBCcm9_BMBmg_HUOq25YFclxmUVHjUWqECYMyE4uKP8YjSRPzI2CTj2fDUkjXXXygChzOcMTJ7yuaF.3VnLlQ3hAEijPQbImY_UQqlXK1i0mmGd.ZgFuvNi4sd8MRM9oGqUbnlKvxijDcsR1y1XapQx6q58ZwEyEm.7zxSyrqSrztn.tDmx843W_sDACP_FEDaU4mzsw7468y3jZDubCMA2HcRFysy9l.dN4iIbYjDa_vUyuf8hlQHB2Z5SVv8AXsAjdc9XLc1HhJjWB25rMJV8NaDuBI9gwJdZTUKevc3KTyDZ96sXu7lfpePEC7PlfofjlQpPaQMvz0vu_D0kbnAASbl0HU2Yyc9Ir1s3GJdhwm3I9OLHz7ugeEI.phFLolbzQ0vlfAU_orJQrAiCKF9ugAyK9lktZ7tMoZ7BSnQv5wzpFJ4Tx.YP.lx_eXzLlPT_9mA4vkv.u8k_wMaza7MEpnubCfZq.ac8GVdNwDl2Etj_9wKKQDguGQ.oeh1W5OWiMwLMocJmlniMzaFnVVP3fxZCtE_q.GDbYLBrF3_ZotLJrTWqjBc5zW5TSkKepFunJxLf6yQeNGeX.d_jfGX1c13B5LgOH2yPE8Yth4aPx8nYS3PBLVn9OwKlmbxBfRVSUswlCfTB1Hm1HF1z7M27RtsqmmNakXe9gX0oUbzShEIS3mPeG4ONeidQvRhEOfsFvY8tz_6wbay4fkPIUAvPdCu8SImujmr0xjABjX0h8A7q6HebZZcon1EROP9xIlHHZeDULf7LNr1BGWTNvpbNq9hxNrtESakf02snuN_bC.faaksV1Idjonzvs83I4Gm8cdYE6941jd77vhIK25AcgfAku_qZAvP6f824AiQ0qHYhBjeJ1rsBKId9LhEo5dn6fW6RkYI2isuoZW.V0ha1GREvs_6Y7QCu6ixu9QesEom0cmqJRoclyA9ysaopJZWCa_BBZqZ3ILDZvNJsgZqfnmPyCxDjFi_WxzhSt4_7lgljbNEZuiLXBxpKUWJDA.ML5NAbL0dOHH6NwdlUnkya2vaIBRMYRjRr0g0TfDsB1X8WqCBUjv4OrAA2TJUWI4tUVrhX0Ple2TOd2ZILe6tfYaqW26nta_l0EhyomBWpyoe66Lbb7RunVzjN3eH45mzKx1VAi01HUpO75s0.TtaUxVt_hAvJNjVKxjbJVxyIod8KZML.9AvWszlgTvTqo6.tlRprzigJdaDebMGHK8_5LRd_cRQW4CwhBgRS5np0yYFjMYgI9jJFDUF6gZVP6p1P8geR3_RXOD80LEOXhcsueT6Q5.9OeYmsUlR_c4aZKE.yuZ6VAikqalNlduU8N9SX3fr22ezlXS5uL3VF7UlSIpAO5TxHR8aDY.HDyiJcA4j6LFEXsuFYDP.urDDANvltNcQyJ0aQf2kLApFlEkASSC8jWIHjoao.pWvoIJsS0xx5bnCJ8jQ9XVQUqvVy7pFOvCXzq8IYWzsXnc6JHhylQ9TujFcSc_4C674TNfKsI2sVoYOG",mdrd: "zQW9WNkKz1SsmmCkPVn3dyATEGYR6jEdMighs9Vdnwk-1739149643-1.2.1.1-19s9uFwB7YE.lfcTaSfyJ.NJXxcEP4cJtdAcjY2F3Y7Bw70oH3Sdo8sG1ziX0trsPVlOkgwfJAU8h8Uxnjq677WrlioCeDhYWz5G_J6SRubZEO1MguTSr6iQQbe2wkGXfhtzcHfR58i4eqkjSDgKS0mTDN2G.etpuO4kP9DjPJF2g.7YCI6b3tRQ_uM7G3oRAV_kDzCW.1v9SbR4HplqBLIwgDjdAz6yHU7kXolGWQ0ltcjbv8Fg.bKsZv2TMgJd7bteWskQZQFBkgd77jFmELPEaST3eva9QBkdFuyRpzrk9319oPYiNdKPKiSIhajhGtJSxzd4ufrf1ncJbQTz..f8OHbp1qI2Ju5vuBAd3vhvbQfbvVFax_k4a6sWmMFZ3iNykqn4DyBCkhPjDf2htlah7R74nybHMZtX8rxZ0ldBLFU.XRShpC_Q8.OZ7q4hBTNNMG0yE7uJ._WigwHMAmoFFj5zPVxeQmcR2Bw33cWio9oPvQqdnFxi9u7DDQdoLUuq8gf05r0XnQdtcX8eldk7aUfQ73rtRZsPQ76OKOOSHExl06Y4CKRPnJLtxwhGvq9SGSRp1vsg_.pEMbXacDqwZ68213JWSfPw4T2.bex1QlCOgppXPtx9JAyIWzm_fqFWoIGnMG1dBrb_Y1kjHVUrRTnBl_MQp1.5pXESw17LxDyF1hlK3_GCbVoUcF.8RGCsyjn160DgNW.mQ2kyfZUoehy9mA3bplbHc1NuUfzLau1W2p9J6Lok3UUEmQoiCaToKbWjzQUMYh_ePoHgqceecpv4QJ_lD1Hp_3CB8KbqOPIemZb8D7EBc4VVQKCDO2OSG2aEr69z90jVLOQ6ATaPvnGyFGsMjJpCNTWEqBHkHadGrNxva74TavOp7J8ZxdFKCYtW7YtHEWLrD_aoealzfNbSDnJL1EbLBSymCCq1mbKUp1qJhuzl4mtqVKbv88HGpInjyELZqB0WVrpwdVjaxegABRgYFSMICT96uGH.1bn32pI05Yt8dMvbeysZP4rY5eA8coEq3YaK.2HDQ9YzCG.G_P9Pc34ql7tILLJ6C_ZIaf4T76STlyNregadI7TOcmsA4hdG.zzCU2RJGCazoX6V5O0WkWaVpxmhIwYP8hAKoKNC1VVyoP.4ES0Wg3pIEXIiAx6lI2MG3vpGe6A8Imltt.ETPMI7mPkL_pE0BWiI7o_fa.rqJC8e52rVN1PO5aBIUfDZ7YOBHrkwZCEmUQOZlWXJlqqLr7QpHsNDDu9l4JkwccJdEBsgoH6gQnum8PICYeSK4rL3uroWTLq4gkkSP9cpSz_UYKWI9SoCqzFW4k3jNrpkVfIqCI5TfJk_bM8GAS0i4OHa.mjU6iSqqmBhjUSbYVDAOyTIIC1C2vyMFEPwD8FMl9Rrp5VX79V4LNeiX5PddUU3378gp4JQAw3XWik7_v2IlEMjo6Xgb_sEF2vWvZK7srmE4kFRy9HdxhzG8DlX2gHKOKH3WYHAAeR0AzpZktX4fHFhs8yP9_GI23JXwv3iyyX8lAlllFakFdDe6JvdayoD5eX_8J5UuF7GtUn3AxjSfNAu6LZNJFlUZEi8UbI8Eo9GA6Fq3FZvPwU6FTP4J_y1aMyllZvRdFYoOWnABVxP3es6ef08VymsOksUwFnoiYHST_HjbDVdtQt02rQI9RUJPFvxkad34pKr7iHe85n0owjfuprJmoEb2kK0c267M_6E4u2ZoyPoTnn6YyfgFyZhQa40MIUin5ussgNO1jAWXQJeazuqD0mYUEf.8MSswC9Z1_yqs17xy8GnTjQDiSPLAsdTGTlnxzlc0SWN0GaYcdpBdOY"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f833b85c63820c';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\/9871250643?__cf_chl_rt_tk=oV98Aj9oOjKoHaREANbCfnm2QB26Q.ybWLogPPwKcOU-1739149643-1.0.1.1-C.t8juQg0lyEpDmQ998Y0uYY21zD4LHKaeS9vtAtx.s" + 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