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-1294863705.mit-edu.top/post/1294863705

  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-1294863705.mit-edu.top",cType: 'managed',cRay: '910dc56a8dd3c9bc',cH: 's_xNSvhp1SHUlWcnU2iXcVYh_VRr_8RO9_OgGNElI2w-1739375812-1.2.1.1-XHr_8WJu0mDpVEpagCA_JCOrSiW__WkNm60Z7fa5aarxi8qYMFuGh55Rv5Kh45Wq',cUPMDTk: "\/post\/1294863705?__cf_chl_tk=izYhKS_LvZK_VsQqgvUpzGua9Vffbt1ROnF4AqCHeCk-1739375812-1.0.1.1-17VSnV94SjwpaoQRjYye0lb_6bDUXxbDJngpEAXMbZA",cFPWv: 'b',cITimeS: '1739375812',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1294863705?__cf_chl_f_tk=izYhKS_LvZK_VsQqgvUpzGua9Vffbt1ROnF4AqCHeCk-1739375812-1.0.1.1-17VSnV94SjwpaoQRjYye0lb_6bDUXxbDJngpEAXMbZA",md: "G3QfGFx3Zt3iAWitoF2qPkDmLhU0G2h4eVOMBoFljT0-1739375812-1.2.1.1-HGxbwa9DXmeCzIqPlPE1XrGrpd7otUYPSXM4cDQXVMb_u2YylCUBDuqEmx.69yW9X1GdY9dMT.lR4bg4QLXUz4_s1lEv6UXHifUiSK7jsONqXpGxTmtn6KXmhYj1ec7QLBKQWtVePip9jY7nWljPU4gySPGFSVfQev6H015Mk6VmGhgh56.Rmrkg0FwRYV_OtpyyUlE_V9J7tc5baT8EZEhusX2qYJ0wSPwhHPYBAOtO.3ij0iyFEmWyEdB7NoH1zqU_0wlVcROyKUZGpgCBB3At1UGjgis53QiGJVBv5rCe92mM9UBT4nLVUtZyA.vLSP9XDAsJsARClHCUYUmVJv6PxDkKdh2r96yg3XlpWtD.1HiUuepRimULrpw5K8SJAmr3OX3aAQ6Vs5YlGKnsQsWjz8pL7eeM.8oC.jdEccYY_ZV0QDGP5IbZN0G1d446fvYGo5sD140S5.Sy3L6OU1DJgliy3Ll0WyuOo.JBk_AjvjJub99jlsN4IJfdFfMS4JSrYpPCb51wXrYJDcMEMYjJvCjzJ49SknmeGek.Y0gq21z.Haw87AnG9XDvF.fpT0O_QsmDlyx9.TAuJ72B1cb8t3ktGkAeiyxsCOEZAksAUc635AZTxYQ0FxVP2niS.KKHftSpaGy.7lsCxtLemnokt1OmGkqNZBuGjqdbBgwo1Hi73.fiAdYgCaItGVh7ZDMgHbR7vjZdC2A4pNH4aF57q8EPuZrNnwVvcbhfcP31f7Zs9361Su6bfz6w4GdHdHZrbp_EPSYPfHeckTbkI_S2D_T1JljVoKSw3JpmTYFCBLBLQTZPjrwDQGHpZaRHUj78fq0gvsk1LmM0nnijBETeV.jZ6jx.R6imKbnjfYkefu0ouZoO6oTR2fPWddjt9YFAZJ5iepBVTeb_M8jIGIQGYu74bqEz2lmQ8IzGzwpWgpxKErzLBXx3rjjXAkdzigY4sMT1w3hgLEa76kykekpVkHp8qSWrzyb9NnNU0c.u4FRFxe96IDYVivUsizIUsU2cYjQuDh4PoCRaYe1Q6dISoVI4ybZH7zyeOsTZvkn3H4LITHhURb4YvFoVXu7oOhzwLVRBMeED1Xl_v8bE7Kt6bzfeNnF6GjvtI9iY5NOdYhyv1mCScx33dYFb3zEYdvNpElxOokiQKIF.ZwGpyPL6CeO2K6CUsc3d0dlXEuhaCeYzk0.g33dBkKABFVAtTT3Ad2CjTtsEX_0nK3H6MgJWFrs01C1MY7I8T7oQMo7LIcjH8nORSgJSfT0qEr29jr6JjYE723pe2BOMQskmfoySVZRSjWOV3bUxR1hGl7WO9hRe7dgj9.tgs.ESfdAvAVTHlXQCVG0zOkznCuPbmNywR1YB2cHF8e3we6bspP4mDEb6ZFaruMqHp4SfTisx3ZeiXdmi.7MPc1ED1gOiUCAP_p8pEeQWNRTup5Ub_zFv4RtXXFUnvxElCfamqy6bMD2h25V1Wk4pXPcss48sSFOZOVH75Jij.OjOP7gGfJGtPUuWSnB02E4M4FcRtxRni8xmGAE9TxUjBNJY_gz.VCjMN2qY9IvYkZHiS9eIjwlISsCe7FXYBrVh42zp62BRGhf0PUogNSi_mdSM7PM0dh_fTAob6_HwWjqmhKatcPpegqFj11vW5XMuBlEaQnl7riPdc48F1ErFkVOcvMkN3gI41T2T8WPGGc4fONBYU0iSboDfSCBvXHMzLHIXD3w7UXySurJQMS4rAUWywwzR5TtaqLVO_mt99l1rzbArnQ7iwM4N5SBhg.QlRN2geJV1.ehSpXgSJROB3ehkx6X_upwLblrYXuY1cVejw.C7d8r0BM7quknOzhAxBHdXior_DJTdB5MM.c_VWQW6qKr1cnykn8mOXIVsjAl8PSBPkTxCpSBJEK5gxzPfMsPbSlBCNDyUVgYnIUKRhcP8qiw6eHmboNsn.DogGkn4QJKt.fcci.EyvLNKVTrLp69gm9dNrm27FDq0mDYPqGYs9.2FVC1WotxD..B22pjC8GKmgH3vQ.vIte6jwbf.ptpX1GYqk3MwQuc82Kzr51.Gi0ueIXmyX2RSqq8OWun7ctNGz_ONXLfh9NCfmUqnIW3WVERJxx8NZUDCe0Na9heei9hygOn_D7NGar7NsuO6Yw5kmUNxKE_0S1IBLCJPKqBT5htT9kr2ovT9HLFp9eVi4gkklFbDPUGkIffb_EvKm7cGtX4HjEQb6rKMOy0TVTULo7DT",mdrd: "BYanigNILFp.hZGyzWhssIMRkgx7eUc6uMq871pN508-1739375812-1.2.1.1-l48Hn8NNlrODUUDdnfsPHFrEmcgkKmp4u9eZSz_irW7Ktl7V2_Jqf6HA2NLPm_Udapj6MDS441OKElsYpjZPXlByJvJImEmFDkhbwML0ShfKO3TD8QgXPviaslhyBtdCotl72cMH4sSEBnVcGrwU1dG3ADmVqzk3JZ.GyoL709knpGRFAg23Ad7anPgjvUxanm45D6wQFFajMThlJg0MeIi0RrIgItXar6znNG5.pllTIXCiMzgT2eMrkSYlj3hYTxPIEhvKgwJYWz5SyYSJ1_ThZ8Mi68YxBNmp2q5DWo2RvaS0TzU1Gr8fg6isekPlH4aFEfa3qDg2XYpCbF8rd_XwGukMUC7yelW4W0UhxqA8vYbtbsT3eB5PG7_UxacXCAKa2wIC7HqG664G_Fx5PmxGgEVv6ntMdxQi48snTHDJkI7oThLoonKgvURFJQ_fm5EYpPw7Mhl9aKXcB8iKWcUMAf2sygz71RNbsZo4ePCpg9nlj_Ran7covsrg84PaMyeS2bBiTQBti_6H3Rh_zmZR2DM.zsxtuz7PUeIdqf3sU22sVK5Z6LpGy6bjuerI3tRKSPToJq9yT4Nxfv323WIblShyJM1N2Y2VGMad9C7_sJmsXiZ_WwB6SEasr3O0yS5mBPz5Uy8n5VQr8Ca2C10Mrlh7xMuozonlRB9heqori.F8biGEP95LxEnE3X.RZ5kmiPG.Ho6ZNtyqhFvs_EsYWC1brpfpydMa4ZY4rTrBHsHmArFPMLQhGE0A8gGTudiTOVYoU5UgvkCOcMyOJbfkITjcPsA4n4mFE_aVwDs06WxQ.zbWmyntxLSWJnls4_mcH2wAeB4fy4xle7tgBOYfSWMv_M0XlhPV.E1MVljlHWsirCUeEWz6lhU_CmKMFMgvT28QLHo.TPV2MUCwx4s3ghwjGuOaRY7oA7.ov3y46uMl_nLDdLWw3NlJoN3VIz7goCkrX0WZuqHMNaaVD74UcXkozadKUKIQnD9POK7.i5KFEUM9WlcYRQ3RbYoo1ZpD25UuFnoKa3SiGV6Z5gNT_yizMWIm3rcxYNYv_Nsp5ntUMsgNG5kSG7MDOjjoKi0mK.A0eIPlgP8WbmLZo2xf.W7OECNVsZhoPSo0Hgau_yz6OvxqLIviqqyZRohtJK1vtR1bX.CszLrCUV_x5NybaA93RHShwS_A11uCwlBXYAoPnqOfXFN8p7GrxHK3ZPtiWHV7MG3dECm6osDgtvGzZ6AHlTDstHyeddpJLj3WdU4.7MA8ibML.NmkmLJMC_u.Sph9iVARvalgNZvflQjsqFpnzF9TrrCRl8_fzuepRCZgzJhJLv89mUejH4MvKWETkFYSXOWFt4XXxqMunHfkSiX6o9rc4_OlVHxuCR1tQ8ZLmpN_2eBE6YwxOiYC5et3.HBy50yfDbIB9ZEKxSRgpOmKqbk07BA8Q54z5IGmYQDdRZfBMf5UoJuYSHeTw2dsOKENV7tKZM5y1K49NC4g8MvLFm_FusthwpU6o290qSZwwYb11nWd6PSZFIv.__iK6M4I7hmsSw33qWect33IOhykNSCe9r24BdEEXdIsliWJU2vA2Lm5uZUoVsApdABqXy.cAaZkfu83C3VyG4aRDfvFkeLDu5G_C1dERtQq.C3BUwdsnNH4J3OYg_hKJlrSFWP2dNtpwCee83TOZq1QKlHouzhvi64.j9ogMgCwfoLna0a_F0nD5mMLF9vX6te5DsMHv_kDuTufV1sd7G5JI7G5_0bE1afSc9Zg_EBncnsHgpj.VBGQ685Yg0mOePwuouwVbUEd1DqI_3d.Bw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910dc56a8dd3c9bc';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\/1294863705?__cf_chl_rt_tk=izYhKS_LvZK_VsQqgvUpzGua9Vffbt1ROnF4AqCHeCk-1739375812-1.0.1.1-17VSnV94SjwpaoQRjYye0lb_6bDUXxbDJngpEAXMbZA" + 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