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-340077848458.mit-edu.top/post/0258749361

  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-340077848458.mit-edu.top",cType: 'managed',cRay: '90f8385d8b2d172f',cH: 'i6mlE3.r2mIrwMrmFAV.SqGqLy2mapYAx.cwlCkfbPY-1739149833-1.2.1.1-u29vzcowBJEbc.PZhk6jKcxduOdu0e86CeWfSNBtV9Lsw1Tq19lqvbu4_JpVL6VP',cUPMDTk: "\/post\/0258749361?__cf_chl_tk=DqDq8GfzE5XmQS6T5SU7SilADLhmLNhwtaZaMt7qxNc-1739149833-1.0.1.1-gTNalKM_LLMluCmZ0180ypnefuha3MgPygxvqUArGCU",cFPWv: 'g',cITimeS: '1739149833',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0258749361?__cf_chl_f_tk=DqDq8GfzE5XmQS6T5SU7SilADLhmLNhwtaZaMt7qxNc-1739149833-1.0.1.1-gTNalKM_LLMluCmZ0180ypnefuha3MgPygxvqUArGCU",md: ".JBRwjWIUDpPyrf4ilXGmVI2iOTxm2UMHs3O861IK2w-1739149833-1.2.1.1-b0h2IVZg0aX7evkbIqZNlaU4iO.5eoLISrqY79FbTe0tK8DLrP45nk5EWVcwkv3264Ryk20bv5.rn_tpUxLEWaK_l49x06N6HgJvdg_3RwLSgHS2zzpIfpUYegm9VtWWvcv64IHLyoe25Ccw501RKx_3FrZnixRtcE797lmhchkJtJ3texcsbRWOL3sfvc0j7Ej.3qfYjV64B3GBt_z2PtpkCo0Du9J7VIkUsgiazruC1EmIlaNgp4XWK8bdnBleJmCRsYbATrTH88YFvnDlwo6HhredyTUjUXOlONRw7NXeCKGFkAmpd.Uv1Eblm.2c6_GMFBxKCHJoswBpIkgK48j0DWXKMWw1UsvUFtizut_YspVBBsPQYW496JAKsHX0qpMY3bT63Z7yzPleVPaFLv2QRva.HFSS88v3YHgTpgUAKppEO1J_83MnC4z12BiuodukgPTyz6H_.qD06QT3abswVHzm1IuoduXgGDE7.WIowed1Ij9jrBa4sntGQlR6dru5zGsfAWn9diFjy07WVyGhb6oUn6hMkelSKuPRj8OMN.avrMjW1KzMHLaKHbzhGtJ7EwEFMb9W_DM7igLVY.rnWSQDPOW05ykZ7aMVzsgpX8QIG7MpvFQHyTy3H7_rGX4oo6Tws90o4Lbu4IdMEByjjQLFLuNLBHexDrsi3DwItvESKCtzPb1zceMRSgxMB8fUCnqvFOEb8qo1KOnCYAsjcEOyQzhBXm4DpzQSb5r75keMDyMOTOIBCurJndnz4j14kGBx0a1UPHtAw43UbzcIdVIIgLQ8R24Ch3DYrNXF3rOmf9sNwHXGzadhsdOwbdCptXcEu6sMzE4eyXsgMA1Ipy4u.NlRZ1KIjXH8xjm6SFDHsFhsrDt58G0PYSzPgY8ndwMZHo33BGLsfiAjdFIXQI4Ji1yAhyLuhF2f84a2jHRAVJVLRDkKyWuP77GW02Q2SnoI.gwkN6MisiJ8wm6XcjIK6DpFDH7zyLxi_L5zyiBqPJzIqGc681JmA7BoWN_5LeAkyg026jF7PLpSGhihjfGqdUmwgU6SwvdblXQd67z207eadTFRsk3ZoAwcSDsC7RQ.U1Xv.nnYVSnP3q7TS7Dv0QMz5rKsYwc2KZ1CMxWU78HgyP8xgnOK0g.S6mNG2DJ7PBiuz._bLJ2QiPctv2wWBw5iqsWeP0NUfrjauVXhgJqqNpfNMXqwCtQkNhoLyUxz0ToWDw5MPrptCN7Ie6a7n38VEAa0nSOIhBGW3i7s8e7O0jQL.r1bH4KrNcpas_I70vgS2NPfXDfLPNulN9lwXB0BLt4JqXRItO9LngceDERvNR2.DRTt_rUIG6rjwzk5J2FZj4l_WuWWDshtiV4bem_n9wm6CEqJ8NJs0AlGXubneCPy8khkXqhL0Op5TM1Mqi2fECnqz_0CE41NDIQOOeubXV0PsLLUcq67ezRs07kzfclsCa42R.ioUlZbA4b9XjZVG.hekZSAkF4yN1hOg7liIj5g0JtXDQPat6kUp5Bkx9TxmKLdT5kX.30FT99DGrCL2Z5HbsyczA1FEso91.H.slbX7TeAzmHRexlqTgJFOw9omt6aFP51KsGUUYE6F.u2UhydhHtGy2be4KHtOHPapFmfzXK2AjwGkZuToaRm2GMn.UcijU2UitQtaId.61qQGlHoagVOH5B7vfpPAoq3kdmGKww_POVBw9zgiEGDTdwmZKe91FkTmUpY9ns5pY95a1UuBj79t7fH0x_0WPqCOyNI_rp9FeKKSkKRaTsJy22TlNJ.ApovzhmiiVK1WS5A3kbPtAP_u.4XSY3AOZvvsOAwbAOyNKXoBqgnJU9eUDlQr3AtHIdG9b_z8jQEhp0zWxF9ALaWXldi_8GP0xdqI1abdYGJFYTfxAh3TtyhCuaclKsdue0tJGkgV7v5a.O_h6dpmW45zsXIcfqU_aY9WmhsJtzqENg0.DR7YfDLuNcKVCu1MqC9ApVXfnwlca9VDbau.4LZK0pXSZHKUkIpMv5qdh8WncAag3Y1f6GDfGivuOg2nFW2r2.oeaf0JgjD62XULrxyPwNLhra9cELDUp0cAmOzb9AN9RYZvzOxLYKxoN9oDcgjU9yNJ5wqmn5hGWC2gEPcFUnfMAUWFCDBWbJJ5o2KJ.FtSeelE2dT8uo.1.qmkIaZ0uFEzezJs9BQkLFCSrDd8aj5XlsxFO9BBQefsHbttH_f3Ly1qKdQrBSIJEsy7AxH",mdrd: "qjxMWzcHVhI4AhEaEfa.pEKRmG9SlRWlFUFUJzwNAyY-1739149833-1.2.1.1-KdYnhBjsb5goKMyqWsOPUAk1TsNZ2M3dCmu5SnJkYaGFrn_bRhFxjvACD6Gjj0IdzkkRbl2r.s_ao9iv6HZ.74tmvyRNRM6SAt0LVO4qVk7e7H4Io5pcAyZcqHkjwTv9y078vX8mkqWJO86UIVFDHGnx7w70kr5ZbVzCYh9J5sD5mNC0OL_86KZFofwVN8oTLVuj0R4Rfcc8ynMYjuZXN5VPkxA4nBUGTQiK1ugxaQPnsxkGXrMpJzrMRDEwFIZIHj2R4xglfs4SVKT.DlVk7eO91i2v30jpYhoWGjnDj02tZo3uk0SCcspevBZhjOSCblcPpoBgQ2KlQnQohNA3duOtSc7fDHGbZMLcme0yMRnSjHfSU5f6KGHVE4Q.LOkwklCxIaGS6WLY_0nLhmduEppB05EDJAB2reND9NDKWV4ZC38tuG63DljUBtOSoB8iNFRjsaDi.Kmg2B3AKJFz2SZbZiwfeZQlotRf8FT6fkjZGCF_FTP4cSWIbEWXFMNX2xf01VS_BOhWgc02T9FQYOFV.g_Kwl2xLso7fBwDUOylae0rQT1Rji40gRrxFlxQYNQM_IUm8Q2GP94Lxojjt9SkWJccRoUkXIdt9egXFFTPlIG7UEyX6aLNXdfZkwEx3W1bWDRPR3r9s47Jhl6LNVd_h_3Vz6Y2me5GtXkGX_Q_9WtFtA6xdQJcnSArNlfwY_B4x7rgulupU1DYj5kNSVcsuOyjsvyCFmvupT83nSBEdsb1PXgSvVYPGwmFj9C7DpbLlypJJOSaTPcTSvIRuyfeQeAmgC9J3pTj0fTSOFLkdDNWXKb1GWR_gM4tnGqU4CKbA38c2qoEGAzVLVUVLjBQmSEFn16fSZnxFB21CnG89umtRJcW6Rm5SQYmOK1sSKjvUScBKINrkA9VMmvAKUYU1y2JSSj0imxpAM57.bg9HfpZ3kuYQc6tJAixMZOA0OeNB1KdQWh9r684XDj4MYUTW0TwT5JOwiUv0hP1HjjxK5srAY_jLM11iw74Ekc88jpebXcTJHZVYHsWmbRjyyGS.t4UnEUeH9cq.FUOyJEyIlLDTDKqv5lP.0mAKaedbP51NWznhIrrMnfbWyqfO2Ijq54suOPPSK1pxJLABHAg4Mka0gXXWdpDQ6KY2Jczfp28w7nsaNDFULRTWSPMdrtdDBFri2vV0BaAy9fZHuH1Lm1HkCMxu10d21JfS_ryCVPXKdoOoBy27ntxmdWfA.2x6Mpv6DCzcLQOtp5Y9D3zuZTNzzpRCsHTZQFA8C7Oaj2t5tnFP4DGN8gC03uRbnq4mhqPw1jQk1EpflkJdstG238NFOrM7nCcjsIRUyCdQtpHT2gzlsjBhKenfThGw3pKKCG6bdt.kG7O7.OEKJg.0rDZZUpnNRhOQmTjSdb3ebRRRJIjYuhz1AlCEUbNkz1aFC1ZJbtZKrwEQtkaxHoBosHlV50xohLtJqV8WkX5yqcxzc24l2R8tHQ3gpNpIOWpYH.ksosCCnjGognZE.fowns41YxFy5HyVPs7FuPOUvklE3rvL9svUOiG6UZisV4Ul7cE.vuDB8gSiJhrpo4k7l7901ZwgOZkc_Nnqa3b_nEIisRjLF5voECjOr5nK506tXTwIXIbd0AH3bqPB6D_nm90CUqP0guM4EzSVSUUHUFMT7QHF_vT2bYu127ZKbcfyMhsuIoQMXkYIW7rbH2c9UwZ_yB9vAjsvmwXpKmAcHwLAbxEoIV5qlZ_G8uPuNrTa4mPofsgAsWlAvxn7sa2BJ1bZ_v1dZQBA1Uk2_T1.rYT6AdIiO0XyWUEbaQSw7_bPpBYBEnR.12RdB.RPmhRRoGcGzs1UBYCfu_M2HPO"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f8385d8b2d172f';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\/0258749361?__cf_chl_rt_tk=DqDq8GfzE5XmQS6T5SU7SilADLhmLNhwtaZaMt7qxNc-1739149833-1.0.1.1-gTNalKM_LLMluCmZ0180ypnefuha3MgPygxvqUArGCU" + 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