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-917789957484.mit-edu.top/post/7458930612

  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-917789957484.mit-edu.top",cType: 'managed',cRay: '910f64211975f669',cH: 'cnRcmFDxJCtj1l.T0ATfG2VsEiUdx_RW_QPYRLb7o2E-1739392798-1.2.1.1-o65uetclCDU4PtoQbFQGGBAyk9Y_C0baDb19zJzWPEvADtxeQqqYfoBP_oLgNfdc',cUPMDTk: "\/post\/7458930612?__cf_chl_tk=dViMHhz850oI49MZzcaPFeF_3WJg1z9yOZez5Tl5WHI-1739392798-1.0.1.1-r2Qc9kVpabH.RHYiNeO.UPdqMyByMnlOlN3hjsqSw.o",cFPWv: 'b',cITimeS: '1739392798',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7458930612?__cf_chl_f_tk=dViMHhz850oI49MZzcaPFeF_3WJg1z9yOZez5Tl5WHI-1739392798-1.0.1.1-r2Qc9kVpabH.RHYiNeO.UPdqMyByMnlOlN3hjsqSw.o",md: "8P10Rjtf53mxOVjYag4I0ewDWbENAs4IOwOLvrKva7M-1739392798-1.2.1.1-2OUM5ZS1U0jAVIx6O_Zltcq2B54UvTqcHb0818EBrfWAUL5csj8_JGDvlYuQmoYfqIr4.vnWh_32mAv0c5o8RU_BRmHhzrjz6gg5mvenZs6nwujAsSyWdJW4VZjAvAygS4Vm62Wb0I.4gKeWbKdNIFm8vRgb5BOhlo6.H5KoN7mTK2MiUFxUgtFrntUvgs9iD6ykzvtbQqEGoWj9T2E35ERCg8yX8oUflnXYrD2JgimYvbx.c7gZrP3FgxYxIGRHORiIWuyIfyzglXcxUu360tLZkm5x9RE9fsz9Zsuvoysmaesgj1rvPAyLh9yW_ATpbst0H8Z.IYu8CorPynR9u86GK_vdVTBSuVCFadCuGY6mpTzfTeR_l.VxHXDOATmCY8w.dvmElM6yMyEDNpRRUX5yZlYg6ZsJXb2TRBQiNBJ7B4b.1.ykLyOaNvL17Uck.mW9QGpMFYDk.aaPmexOMGBsrxCyD1TcKF9Ridd514a8o6ClMYzkyc.9RXClt7nZQxTK8bVO7aMyZiAzxp.ncFdTmUUvTi3TgUs7LMlpMlab6_2sj.nyJkjXImaTZKpPyXH9RAxlYm77GxASlVEGY2USuh9H3siUXXw8KmToF6t2IfVoVF8phzfkP_Lqa53LHP10lHqxZp7kTq4AV6MTE7SZYtHwTQJqRKX32ruaadtmqcjhIwplnUH4yOmrmFO.N0V12EZXT7KL0pfLMENar1XnLe_akvxfYQC6l3qGyp2Ok.Gjs0qgUJPPKD0Rm52jWTyN1mCjCKfliPP0Vh8j.HdrJIM87wx.GBTjOkMjfrKmt0xNgeMfwdwzOxpCrCYNRVh6qFIRfn_XyfgCdKAcopuTysvoeaVwoOF_jZVZkMLhXmSqsi8m5qZJyXK0gdzqAEf_CK3IC5isGa.IPkyRRUzvE8EzuLmP0Rjcs3nFBY3pnm4leqhlxc1EtdtBijZ4DfNz0FfSeagCa6r1Kl3Qlk_lyWDUKzbh1iDVQE_cQqtcUTIn.K.QNdDQ_CQZ06zM_TFbAYAHkxWWjbWwiiQoHOCI6vxVf79MjbyEffM.Gaw9KUlBo0wF0mQzzGkya_ColP7uwq9IJXH_TTOagebKRQG0amR5X.C6wygomlOgs70PTZOXDQBeD24CFPXcKAhwU1cimqIMsWEw91Po9f3_VLx1s7ehjBUrTK5DfZQVR8nYPMzpsx2Hie74SNNaLgPghqTgZo6f0ddW2ZYF.zyJ1WxPrZl5WcW5I1wfuvQMW4kVbEEefxioaturFPp3F0f5eQ7QEKrWHyvtvC5cUbJ.ROp2bniSoHihsmiVSmhghAFgPp3PMCY7FOOEgzdie79Mxrwm1GaIh8rqmsQUrNI7RYOR6Hyt3B6npjGt12bRBerGevwGAZYE1soJ3Jl0UiiMmNNODMKQ0xF50UX0mQ3hDRbw7HPE1HWdITyjZ37mD7xPoBeRrhh1AJgyMhBIvIXpwQZFlYueqdURYjJOrX17UKvCcfIhNn34Rlj_HemwtbJ0AnmtsLVujH8ch_N4lvNroDGT86k6I41nB2G0PLGNJjGrZxKz9rjkFlnmHhuFXXVT9a8cHOiLvNbjcBtvTz5FljGC.yhLrf.Tp8_bnQpbZIu82Osi.GgJDmVwwzwd7A7pINFNyFa379acrgMSGrKWyE4HlUTCgAnpymSutpuFSGSeX.0ERbQ3_ZiZjEy9sI1Y_1HE.BT91JJtMSsgaxyYs3e571OK8axz4grXeYfeUU0WhqNXBNcCtDGXdsPLl79Rn7XUQ3nJ0YAftlyyJ7LyNq7iCKYhN.IXsgsB5iyYsV0e._M8JZYnFZCoDKs3xQbjLue0U0z53ivwiBLqjJefKlEJazvW9m5pzS37VAnhUlRHP5JU_6lGu95R2Yykh9vqrkj1.xcSKUOSnj0YlBk4kiDsvU2F.QRf4Wo2E9aDODJ0.YuGQCQ_oXQbPRd2l6WdSwgOyJFuaEjxif8eS1lyrC_fd.kSugKxVit1wTzjrJn0SHrLVmmV14derHIaiqS2yTNwkzO5EYG2Ez60mjMVA0_.12N.qnVCY1sL0G4M08KfWYlROdjVPzX68OxrnKQaI4.gD4JKV1xfNDdJnrWChemR1kVwbnVQC0NPi_YIWOAJaJZZGaZYo6CedoMRIDJpRGfb_9FMukgWH4GmaYQRxz_xLMkxjKjTL2tHKakmLXJZrMrgyG3z_aj86UboQJ0T6SJXOgW5DnpRvUen6q94",mdrd: "xPJekCjJM84rjP.t8oQ9zq_UvB6RBYpdhVqFywjSZdQ-1739392798-1.2.1.1-OiuW31ssjdBM70yp6SBj5Dt6s6dhjzh9ZpQQAjVuBN7L.dFzjKrDxXLGigndG7V.J3X6Ba0dBw5RK7yWbmgQRBUdAVhEMDOAnGnvMsz.z03k.4kCSj2YuXy41YyZtls8r4ofgV4VMNNkl07VIFG9ePxvzZESiaZ_dR4OheejqV3srFN2ARd3ULm6xxH4nCnWo.g2xfSH3ihw1NDJ9So06N7K3MYyUeF_i9RO2sVmlfafRZLIDizqBYjMMtLP.ZGTjX641Bbuz.Jvt7ZRNT1K3mmzLkCT7b5PT7mc3t0n8Gu3OXmoC6TE3oajMgkLHDuBiRG_qTYIju6j.ETl50Kb5H62cC5yO5mWyYWAzSQD2gBNaIr0YPIMPdgeCvgl8Jml77Kd42jslUlexu06u8aRodvzA2QkuzQ2o12srEy9JEYIbR0V7so_KPyJ_CZ13bcdlLRbKe4N2F7IMnV8_VOyZL.Gl5ic5xPTTjpnMFHVeyxym6zHUonCCt69Yl.vNfROf0IUWGSS4u1UCJKLH_BOimvwSB0AUIaW5f70YdovYn1vY3u1wCxfoRXj219RzAMpQ10ii8q6ukVwIcb5ZC_p1uho2fWfC.2ffr3lML_.CVnPiL8ngQ53ijDxAR_Hpf_WDX0o5TMRzNdm62HDcoqv3RzxS4f79EMSfsjFGcJh451i5ylrtJblDvyVG.S0RRZ4tR0Nzsznv5lWedX_wBHg_MVgHKLeYbcZOjkTF4qO8TQyOzN9SCTsnMhwgU2Xq__NjU6ozAIChTKrabClSI2QXVgsbvlP1XFdGn7.UfChYXgNK.7AFGJrPDC5RqGbgyapc8buCqGmC.L0dkWO.RcCuuK19TfDwVoQWAUay4R..dJByUuFz2pfzauO9J3kLIemvEHXMJSfIpJNO9.jOQPik9IYjISpgCaQP0Pg3pvdXBAAkihG9qvczh0tEQJMzwW_y2n4oz8VyjkJ42VPsxr6KA96AQG4ucCIB8rePsxG8.mjTjEIICagfM8q81kh79fngZ.jz5bFqnm72XpDwxzMON2XrFmksEBQmOv4J.Cp0nLoivwgot01_syyP0.M7rMiAtqFn5qkaTMvIYQbkygwZczaz0hmpTzHS6J9FZKUvPjWbFjsTu60uviB3CDEUuLzkO0lw1zuh6adpj.3J3bvQS9Kzy2C3rAVWRptnTInS44RtxW4hHXwq1YnO4YBwoe5S_3i86CQkDJuGvWzPz4vU.Nm5hJqG5WMlcDE4fUh2kH06SkVk5MCqpPW6hg2iQhqu1O4HbaNc7WbUuV6lr17YqmBNaEc6jnc_3Pi9VeSZn5OJQViwXBlMu.mic9aq3pLF0o4qqOixuymMOhQNNrA14K8ZeDKz5CWEGR86PaxGoWvawSzUUiP0cTviTd.S1RDNSF44aBoajFPSuqCppXn7k2kvUbvvbdlH_vfg0CkkK8uNVXI3M09NBIVArmTd91GwxyCfNzfbbNFRveQvg1rI3BsqZzt.mb2UtGGX5olQH7VK5YArUQ6eRkvoSku59XlEbLVBULH7qhEP3CfqTNlRfb8EkIiJ.Z3brXUxXwjUE0x83XqrDNDPrOXxhAp0UG5c.43MeCnVM__HOSdMxA40xZHaBgHbOVCi.RaRp9hlPP3aRK6HQgqYciPU2AO8Soww_oi0NUdT4PJryxJkYlhbrhdgpEo1BEiD7YwNDt4jdiP464LoXyb2.rjUae_vkoYIoHN9ySXl9d7n5oRr15R6GYjpKZ3bKS6rYk0wfHBJvdQoNH3QjuM9tmZB6_v0InoU476pszIwVRepHBdj83q6xkkbSnr34PKwHEU97C_BfBmmdNXvB0FfEOKVdqtbJ5N"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f64211975f669';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\/7458930612?__cf_chl_rt_tk=dViMHhz850oI49MZzcaPFeF_3WJg1z9yOZez5Tl5WHI-1739392798-1.0.1.1-r2Qc9kVpabH.RHYiNeO.UPdqMyByMnlOlN3hjsqSw.o" + 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