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-630800935767.mit-edu.top/post/9253870641

  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-630800935767.mit-edu.top",cType: 'managed',cRay: '90f456deee2f82e0',cH: '8IwE7qahEWbjWrTRs.8KjhwHrIv.qoSJXcD5Rc_k9Eo-1739109140-1.2.1.1-osvh212k46dLiXpAJsXeQLijBm3sm5cu_jCZIFVbimcwiWtZIY.2QcZnVA3KK0wG',cUPMDTk: "\/post\/9253870641?__cf_chl_tk=L43fR3Ox35MZ.bk9PZJMgQFcfP8bO8KZ07r9033Zosk-1739109140-1.0.1.1-XB5siV4AKR..3E2LC5.Wo3vXjelNOfMAwkxn9sFQR4g",cFPWv: 'g',cITimeS: '1739109140',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9253870641?__cf_chl_f_tk=L43fR3Ox35MZ.bk9PZJMgQFcfP8bO8KZ07r9033Zosk-1739109140-1.0.1.1-XB5siV4AKR..3E2LC5.Wo3vXjelNOfMAwkxn9sFQR4g",md: "xetua.5dsiOyM8hWDzU2DNt1BIsMP6_F7jJYXWTdmKE-1739109140-1.2.1.1-mbkvvaTkXFYrzJCLZHTds12Mh_pry_iEj2M3QkfM08fL628qCU1pTR4hC2tErnSX8PofFah4Hcurw9g1FCYY.gOKKEPe76iZHIGQnrdDvq6f.N7jahEW4gPZTetQlFurEKorCTpV.Gwj3K1tTuMs777Z7PqehE5ftYoS6X10l.nu90OUFFjVg.RKLQR7MuoRGPXsHvglCEBZ6ZsTB.hi2Iy4POIlZ0itw5W6HsE2NeBMPgkvmWipuUQ8uplkh3rQyMKYm6bOQ1igR4Lz8Fx1PiFVVeF1BnC2.JkQOuO5suqThogZm3jGrW_irOywU4QiH7pTtECUHIhzQTy13s4UJb3koyYkDzlCofwpnAv7bp.74ZkFUpVtfHI9hzZ0CY4ngk_n1quur.xn6XKXMRU5hJfLWqdfWQ8hH_ZR4OXDMnZqu4X84cpJwSOV3TxM3TvdlBEuv7xFdY1_GHf96xL3skzCMqbuSKoyegS.ddSgSmMwYTMvCKzUhonKXD217b.H20_VG7gUw27dBvq0lhWGUyIcCftnz9TkJiCybWp2GICRhTi_TRtIadLs5dQs05YZJxYu_qBw_Xc8AGCT1XonRPKJLP.7b_32e29lsLiW51GC2r2nCJ7JzCV2zmgqAlEdiwO33ANVafx_obSF2iqavCbZdcnG7bkWCJpnDhAzt.MKYvsmmtDHfgqE7vYp3gxEC92tOHdf302aimbnjLwDURyPjMxOqmmus5hsQRijfaQcgcMrYZpStpdaSJptLqgFD3iafMk.HG.XxygobbSq_J3IIaTSvKffWUjet31CFKhzWOByP5B4W8beNweVWa7VSXk8ggpqxpujDTPFi85CiDA7IDzwR6YyqTpKW9rmN5J5nlM87hTpqi0xcRY8FGSCr84OuknPVqCSBW3_WGPKjwcBEziI3uTOi6NIAJGRI88gNx5FFx0k._1ya4i4SqyzXvMUMjrlKh42eumtZahBH1wuGSmMaUWNrZenp8U_tF9ZWnZe8I9ijohb4lXgLLHXIZQsznrK_sSrqT7_s5zdTRdsa0tQVzSg_5t2xmhXpScLU33MR2ELflgxGcyk3LiE1XjGdr9Yld4EpCghLM1ZU51eayxwINa5guWG7eJyd.OTmaFBRGWBtATV0cnW2Ym6XJOjrtYK6DvzWPw8XHY3F6hb6WNgnDM29m1NzH.rAeuyEOwb9aFyL1u3NFHF0oYEXh9wAg7IlJ3q.c5.WnY7ieI5xF4HPK5kn4JOkydYDnqniSkbvO4VkiO9.AwvLrthfvNEWsyCX1_4nqIo3.xN9r.L9qpijzWhMxJ.h.L.iSlAuvzKKBK4gEJRGafuUKVSF5RnsQDIo9kqzxkilNzz5O6oTTVl.xikGcI9vR6L9iQfgFuJkASYFz4Aonw8JcYEYwb3bJ287b9EM4kFveP5LpjSwRH4NxJuNrjsF.hZ1i7b3nlgrdEbsyPPVYjFOy_bkykx70R8Q8zXPZkD0lZS9jW2WD9PkbOitbl3GIDfrOuQg66fBZJxJU4DeWUYCxXRweGk69sEGPqUEt_YRcYEOq2p3ew56PEyDXISHvSBGbsxUA_uYqysktukOOyQGvi.O5SaFk3zytXF4wwIigROIyvPVbuCKrn33gBE6HyX0la3AKRkBgs3SBi.03uuwb0SIDgIQuz_bdcvxV5TyL7gkYP7zW1jJ64Z1ztyHL3h7dGrzjJNcY4YqaXDciYHyy_Ci42s2TgCYrxNuvd_SEHoujNubuIRWgoRs0M7ejtY4EiCwg78Nls0CoBl2FqhhsE3qu.jVxXu.bDBqNlXKo9ZTc97VRAJEAhA7DB1FcM.UQYbQXOhEm0pLw_PMng4e57tCmXtnPjG0wKLDTfmVUy0Rht6DXn3osAd6hspXab3D2.4d4ZMV8b77VoL.Gvmjv5PaXfglL9vqZs8U7Xq5EOfvjtbRD5w_d0NuuCP0Wq.GLK0wDaeonOSl7SSqVIDVQUQeGkwCgrn094axhKwMEaa6a6DhJiKy7hGxEjQc5G30fbuZ1JPKTm52SKxNPhWRzo3iVF.FVSjQgjtypjxv6Rn3cLV4PkSjj4KFSG8pvcVXIqVdcHlhJsWngHARrzy_ZMPQ_gS_26vVmLmUD.2joNg94Eq2S1Ym3j2t6l5J3DIN22K3wzLHm1iGMSAJb_AicqN_Kl_1LP.VRlAwVXVVGVfdjOL7knWABw.OD7JhtIPgSoAHCcLR5.lLKVkpHXas3Nj",mdrd: "Pl8nK.VCiCgPE0_BqXStUn74KxYjY_nCCUKvBw3xcmw-1739109140-1.2.1.1-0B_yqhTcS7Q7NKAdPztOLpibiMufFKEqc3hslD.3laNfZQXujUGkJMnlwSyUauTUW.cwQnb4yQboaYgT3nRIxo4BOluyBAITlTaYzLbGRUEmucip.BumM1qd60sDEDo.D5yFp0lsl21JUgW70cH1zlru11xjTZX7URWA3R_h4kjtdCcNbCSLd.Mv_t6Tr.ubiWMm6xD4ETk5LN_Sp8evY1ZicVwasmV10ilxVRJm7GQ8LAEdr4hueTG0eyAaT3XWgzFVRDDqi8zLOBGs5C_qxeDTr4GfRxtuUYY238SmzX7q4_hwCLnbVxv08SxgTlHr38wcfp8iYMTdV059fRvtzGOV7qqrQfKL7VjDoiv8E3bi3xcIvJ5lcsvYSrXh7Ftsau.5TmaW6WNL7LfBV_LkUYBLmOZCnvrdAFsLX6TpXIZiPAejck1jDoaSgtGkyUyiblvJG3pxI4mb3hw2Kl8Gr6bGbm1nU1fUhAiPJzfw6X2k4gXpdIOewagqRd7eJf_2t2polHlJFep1AY.jkm8yaxSFtgV9jOfOHvN2WNYSOdUCAJKauXPV9jjQ4pkXQlFXzO5ydMi4D0UxQAiGWNk.CmWY2EUFIQlbtVJcc4u.HBYhC65BnkhUdcj2pLpdyG3v01k341J0vZJaKA9aV3Set9iY_eN8VYMOKJ6hhManGT4zVcj4xK4I12GPGzLISUWM7o.IS0g.BEsZnGwW0D7wPJvQGiv25TIGa9JsdCbuFILDYQRcgw1kJDh2Nr6M3LSDqJ_TeKYoM48STvaS9YrJUy8PXvx3v_iE5hJ8aW5dkYGhN9rVULdabvF6Qb8NMm0OaIy3VlBa5NBi9FLCK8DO7XTkyn2SulrE9kc2X1nUZVNQTj9LqeutQbg8ZjhiO0EpGBfrRAH0VP_h7lzdqvJSgCvhA76s1WuCRDJ8fwC6GtPccDgQb3m83ODqfcoYurkIQ4klrAXrngsqZAvO6KWInlZu1cKD0T2ltsGY6jjwJcTrp9k.s4khUfdOy.T6eqHsYKIuVmfk6TpRHbATxGjiNlYXjX8Fil7IWzLUphrPrSNU59BuSluBe0txCk7CK20BqbNSBUqTCe6k3NflMrQH4klNeD10J0324ulHFhVOIqyAm9ICC9LsOMirdIcSq0TA4TnrCOnPdjLqJXtn6A4Yfm01eDZ0aypwECnEhPoJ11tiMoLzpCBLTSxJsGO0amvMLcW8VzAlIw2..o25wDmj1Aww0EEFg.l.ERvOVJTeyejKu6zGpRWUeZw1LQ1YJnV4myFC18CI.WmcrkaTyxFYoskAsRc6cVBg0P565wYOEvGC2J1ru9YL850Ow7ivBzjEjTqNlcBAi8qEZKIXi3xfcRX3CBFsVTsrU3PtVMr51qFXu5mS2P4C.YxKU9kol9d3k_Ep2FLY_HS1EWpYw8WjrhlNqffUL1UxFBUHJbESRDXIkyyGMC.5AD3_HgwhUFZ9tjLoetFDAhGxT_ORKufBXQ6.ezJIvPUaG5C65LEcYLqcZcmJWruqE7IGo52Te0O6k3170dXLQY.tpFhKQzQzm_wV4t0zRxEZbTqmbWG.9GO_PSKUbNRDfmErvm0R.reSzEXhLvKK_CcB1PYX.Qixm7VA5hth_Jk4kH24o.O4lns.yTxMv3kFfGM.qJP2_foesj7gq2kLc1YzqnkFZO2kq6OeX0Z_SvhTPCJgkcynVQ3bDSr0.KgBpIGVDKprtzsBFXX0X9QFxsCiROHRu3yisBlFly7sBCN6m_ZTiJu7P5SOhZ2l5m9l5PFnTjJcdURFzBC8duv_RRy1TONUVYDNIMpn9.1_C0XgyXjSLznEuqk"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f456deee2f82e0';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\/9253870641?__cf_chl_rt_tk=L43fR3Ox35MZ.bk9PZJMgQFcfP8bO8KZ07r9033Zosk-1739109140-1.0.1.1-XB5siV4AKR..3E2LC5.Wo3vXjelNOfMAwkxn9sFQR4g" + 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