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-180297330238.mit-edu.top/post/9652840713

  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-180297330238.mit-edu.top",cType: 'managed',cRay: '90fb1178fda4d697',cH: '46p2DXJgHwcnE2O6911r6pKzauIqGnTHqj9c0JyGvMI-1739179698-1.2.1.1-CgfpRSXeyzZLpn5CHcJAg_Kpy31PpNmbc5.tgQmjl9qX49meM3c27B_DdSUAwZAx',cUPMDTk: "\/post\/9652840713?__cf_chl_tk=RBdxvA5Qg5AoS8zuXFmAAZMa5CLlYrC_LF5Dqu.otyM-1739179698-1.0.1.1-.PicYw_PnsXKaF0C84pi7.NQNgg.KWtDAY10it.uzww",cFPWv: 'g',cITimeS: '1739179698',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9652840713?__cf_chl_f_tk=RBdxvA5Qg5AoS8zuXFmAAZMa5CLlYrC_LF5Dqu.otyM-1739179698-1.0.1.1-.PicYw_PnsXKaF0C84pi7.NQNgg.KWtDAY10it.uzww",md: "2fr9UeAG7xSEk0c7SZtO7XM8.rSb0OWdeidx_bEB3io-1739179698-1.2.1.1-CrTEd6gQBaxeeCm_IW7YgaLXVmOPYgiSAPxeaohu4rA2g1GKPAKse6ttLCoT5.oyi0cFRLlLsCj9r_fkgXQ52axw5puduKGkeLVJbXosJt9xHiqwIA16bBNA9h.PXQCXs5BBCM7G0kbGZUb59ZuIV2d3BIetVyr7bqqzsZfGzBFM06W0C6DANoDjC44Vl9R1CQLjJq8vj_kdbYtsT80eAhDn9Z2C8O85sPGe.fT6m5vCcfe6rAFuYSvBc5AbttDKzmjRtvfwJ0WA0oHO5CiJhYoam9Hc84UKhFMy6axC1z2qttYpJtBqxJVKIkJeoL0FcV28p01kUp.KF9ZNuL9qIXqB_THl2cDijkAxUWDkGIuIS7lOuyZmUPYSz1zfYF7mvKhV8gJ7HQCxCJkc.pzHt0M2P4mpsk0kZHZzsVA9dfqRSU4F9FzhXAPjFeNIgaZGZNV6.361C5_zvDRVNrqSk4sHQ_6sV0SPtNIQXPeOacO7l5JohCEd5vJXarz_bmThj4xgYAKJKFyHqciln7zZ3arbqKGC6sFyB8tUX26BXa33hNzOuGvpsZS_Xuw9FTjfWxac5ZmTuOKakBRmIxqBf24qW1ScpngIvKD9a6qiZZVzmqvTSt85RC3Xr8weUc3zs2xYaCNTOm8W9MjaegVxcMDWcbvAC3LSWujDS_3t6typ2kPDm1Z96g3F12uaa0O3iJg8tFysrT8mnZrC7he3.xKyTl_SpGXHgs6mJGn1UW4Ij51maBYoFfdvT7ifs4ICGR8WXNYOSruir2AA_vWtzWO6l3mfetezMjrcQljkR3CnbulwtWrkOCia6INFBH5rg_cRMgibohFpNds0lDYvLMDXcy1AHFRfIl4qPwM5UP37.2EjkrHwxpId50Hbex7nMyuDvYv0..yk6NfRBnZ86CowCoH09P9pw7J_2ExHXy3cP9UXreJ7032V0hCTHwpC_hAEmg03Xeik997DRMhSu4vMs.OL2Vb9eZBxfYbUkvWS.YySnBMRXGyhQiOyf0Xz.Q5Ga16f8GkiRZuw8bJRzqehuY4gk6RS5XrhoHznr8kU9Wu41WnKvMXKvk4InTnNle38CUaySEnKNLmnqRSZxIhUzv0pgiSDs184IqiIZkMskDT3FKeVTX3crEZn5y0Av5vAxcBofm5zbkxXkxWM.ZSTC_CwUXhjE4VCg8.xYqyRwtSR7mLSlWtq62X6rqtOf8o1Uv3Fk43NpFaZtC_8I0m2mijjZdYY41G3hX6vV5G.BcYDwL8SolXNavnBmLfwUOqhtUk7vi0lvBf74dCQtfDbDxEdHVpxpRqyX.NC2mSthnofH57KyN5U_KrvjviQoK246LczfJg0TMV872SxHm.o1CS4nCC5MibdTDi2yVFYfSvwkXoeXRYHOMI3cECEjMQeHdWwqeFVw6VwonmiHOhSy15biht1w.h7omOzzUv_uAoqXAXCZ1zuVqS3l58x8M_iHuaVsa_Sh35JeNHUd1lde9uzS_0Pwa6PadKEzKQJdLpyM0gLlPYqe2krr6PD18FiZZYgNldBWVmvZaLeOqXtTVxmcrIFYNv46OeIW16z5PTtQzEYpufWhY5.nYLiXI16Q9dludf6o7p7K4MwqgBUYBmr8p.HNm3EyjfxrAXHsYO8q2vpkcHJBIaV62YEZjDYIVDzg4PQbCp.swsXN56eg3s1hIC1bIE4Cv0zlKo1ZodKT4X8_zDSQk3Eba9SHSF2kNMH.kEyNOqHJoHs3ejq3qXFijOun2V5hDmO8w1cL.spmCCNNbrsrehaMkZlMlDOs2lVGQSK8WME.7lOQhBrUQHLUJqTgzGymDGRMhYB24pKQqtCoW0FkwRc0RDiQjv3uTfKqGfZeE2VhLqybIAisvFHQzS51urOkotZTAMT7TjKZzUJezX.yRmJ1Cu8ZSRS12GccRcruJYci5IjYpHkT3krgSnfGcnXBY4UL4oLFWUjsZuUyPR_Re7vBfdQ7KRki5g692MSwtYpSD0flF4ay14Tqf3.tbscpUQnawBncMt1z0vc2islaCVsRt9XCVRFpE7rjfH6.AvE7OyJHOk7L81wwtQJjljTxPvz0_IqRWgo5GMjAl8bBnzzsUsqLs_sG22vjUCZJeyTaYjcgXFnJ_VGpc58aef2HCCKztlA5M7FrtBo7TKMFVjtt6fQz5zwEV__IW2dEMddifcfeksbQc5GZ8eGGfzb9Jyw5Jl.dljFXLRs16PhDsd0ZdfH",mdrd: "wJ8ljiHbT0PxT1i2xsSlyvlrSkSVlvvVf2DWNWADPgo-1739179698-1.2.1.1-blmo8NOQQZ2qOMTfubLp1InpcCO6HoG_2hEXQbEdXMfrfAJ27mZx26mGxrNxCx6OWy9tvhZhyO1Vxfzr395YbK.Lex9CIqqS.oSebPvzTmSTBPmH3.B8LW7jHYOoINfvkScVwbTHk9BRauo6YG64XLe81J5SOlxj6KZ5m8ZVhGeIPkJjcoi68D_hWlV8srkhJBUYbRvZB1WfEVeSx9ttkk6pIFlnBDNg4nR9bQDtLJ5k9ZB1n4vNfyNhb8fsuc_YhPtq2sA_ptM2bK9RxK.Boz7Mfmd.ndpeuskeoOC3doSkseGbKTOOxEJ.LYK9P0ZtRJgUz.195sbRIFyRtj1us2HMYdl_c.UFBFRy67daSsT1FFlTZeew6qcle_qkPpz3RFzqoKT4Yyhajrcxb60LMzNjoSteSkqfulU0fnNmKuWVtq7u2wLqCq566nmi.4IZ9lQuuxA2UqmgUKTUnDidSCshdtZbiIpayGlhTEd4BGWprvjw8_hg.t1ZCTLDIV1F5.f2Br0H8rPdCKrndSvEtGyLL6sm0mn1y47S4Z58eCYQEZbqmgBZ_XVphSpSjcjhm7E3lDEeC3HlBpJNexij8aXrArFRCYVa4rRIjxcQAiSO5vdfpbYTKdMpHpVu77wnbq4OqA7JGvXugJGBQZ.LkJful9x3Z3kJgt_DhypiGd8lUhrIkAZyzNCf3jz7NvjzWzxhZ3vMUdFdcOZMWo3FP2O0ldPk.3iqs4hpjzJAqjVzKhYkiZ_jW2B2Dpg9L4PnMC4W4.Tal_5BXMN6rTDy0FXPsKa89PxLewShbTKiVK7QqFnfDRyAbC5eyN24nmk7wHPlWgIB0I7jj1EQmd6k4zgVthqf3kezY5IZ8yMfwJVrEORjD2NAJNCLY_vn5f74oX1VIMn7V6NpLZhpKV1wesOBgDurACmpAP1lDyNBNL9wy4pzH8.k5mjSBl32wHKFGVuV3_haZsoZUArEILAf9f37BPep3lohVF40h7DMZ.C32cXoLMts28x1eNkTyPGSKzzleFiKrV4wCctLZZ0UkecL8wA1x8GHeBjNvDPxY2NdjPfKgCjzWxrD5UfD8sfuuFP0y0BSda5bNR2QNjVIRmrUfTzIPQFJj0SmGg33h4vcsC5JRJotQ4a2H_uaFtruzGcZduXoG5UrDcP4Q4jv1HD9qJPI9ylm7kvX3k2ZmKbD_oKCSRhZh1LFpq9fqzJz7uEKMyNltc3pES7lWZhwskSvPAl0.dRsAVkOtcLTXFh6N_.1BPaQLQpH7vukqBsi3NWeO76PtFDP08EMjjJ9bCsPsutKn7hYcazOyyWZEOmKTyu8fqsyqB1X4YJV0A1xxbL0yKQFPqRhZVjMa4LdefOnyIyjtQP9lTiJUoa0UemMLzR_5rapEa95y8tkjDjMksMIvZhbLs8gwPD2DJ4BaixlVTEWGccvSBJXQNvg8W1nWf1_jkSptKYo9zhAwk9VmfCK4VQ6oE_hD8Aq6XF_.RGp1Jb4z3QrH37U42.QOWOP6MH7rvKiGrN7btSFy6dt.tXjoKmoPAd9SlHnmaZbQ7d9eeVoVPnEf5iXjt4FSUPau49FCe2F9IN6H0GAo943h4WWvyAUZl47hV0cef..iGsa0pxsd0gI2tyUxwWzYjHtFblVHPdptS7haEdTDXhN8XN3PfK85KHqq1qoKjMdWDrPuXFb4kwXjLX.NIzdszmYDJiXI7NcvTYsT5YkyQAjQU_0g4OEtCPiroMKXfht30h7pbNMondG0QtoPjNHV9kodqGF55Ny_LWSHFi4zLPdkPYQ_G29gCT8Z_PIoB5A1gXdQDAoZ_t6am52Y1fnI18"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb1178fda4d697';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\/9652840713?__cf_chl_rt_tk=RBdxvA5Qg5AoS8zuXFmAAZMa5CLlYrC_LF5Dqu.otyM-1739179698-1.0.1.1-.PicYw_PnsXKaF0C84pi7.NQNgg.KWtDAY10it.uzww" + 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