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-811144106014.mit-edu.top/post/1364750982

  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-811144106014.mit-edu.top",cType: 'managed',cRay: '90f6a03edbf40633',cH: 'TDfs2AasRYhoF83ACedmVlVnVUHgfN9AabIHGIGPs7k-1739133117-1.2.1.1-ZRYg0_Dz9yZ54Rpgs8LYRE_mo32OI47dbKDS_dVzGlUv9.Gdug61vyi9NqQJgD8M',cUPMDTk: "\/post\/1364750982?__cf_chl_tk=qEIDVKFWOf.7kjMHDruoeBPND.w0iKfu2_GR02ZhkyU-1739133117-1.0.1.1-P5_.V89YAdUcaeNYOXyOU8gE_ftUFN2fkYOQarEQdrE",cFPWv: 'g',cITimeS: '1739133117',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1364750982?__cf_chl_f_tk=qEIDVKFWOf.7kjMHDruoeBPND.w0iKfu2_GR02ZhkyU-1739133117-1.0.1.1-P5_.V89YAdUcaeNYOXyOU8gE_ftUFN2fkYOQarEQdrE",md: "mVEO.o7VEhZZE9ulEhVpkIFO46amXR2LTFR8sCSm5ow-1739133117-1.2.1.1-Ad3LkKD2kqUxeh6Y1FC5zqmSv5hvPbfKR2qMEZRoxepn6Dr_VILkn3.WObsd2Qq4LihpAjJZU3ADh3lWbKbTTG2.w5K44pinsafMGJSklRf1eHstFKIoe6Up_a3daBeGymd87p7H5ezlbAb9zyYUEyc.Lv3m1C9CJW_K4lqCfSpiuofI4Ic6wTa_TekaUU0KZQ1OR0pT3_hAxI7PZ0N1ExF5vGbFhrDy1EL21lrAqSos822043yyKaYGIvxAHAaLFhLh9KFNCiflqKaWUfNTT.vvzP2fmICb2.gPQRSdpOPeWT.EwJGCQ0Heaiycdcuk4q9JxYDVK7yxZ48HTSVJgmeNDmbM.eQEHd31h9K.LC0rJEEnnLbCNf1TpbMgkZAzmfHOTSwOmXRfcdt52IydqTKmGx6UFBHOJME828mHC78xS.tmT7b3TFC8MxZEJT5ozdMc28qGwpraxYfDdd10oPGWLJXYQ.WGyjqcNJvOzmsRoo0Sn8irrF6Bfov2d9wEcHIzZEorhmv0oL8P6cl7KazBgoImdD6ipvtyQLAMW9Rzzh183kPs7mB6XeYbrFAsWon8znbrJ_rMIsQ3Mwr6nQSbpP05ZfWZr9S2R6jeLeGhj_5XIRnP0eN1edMaS3_qkBb9ahrgXVbOHryjNDSYAEImgsooK3Q1pQOo4mIbFsWaPB8LAbnIBjLGzkgxCISDSkumosFrjs9Bw_BkiBsFuy_OMF19b7DEV4E_mhXFHZZPIHPDdPBwAt.AX.Fa6qfDA3U20eOoviK5M9gI8fTM2o2vbhiTdv8PhFntYeHLt3xYo.wvIuTaDpOu2vJZw0Q0S7RA6SC8FaJ5.vdhoa4QOkHcdZ__gwoQtNCp5MrbQHpTY2jv7NODkCrUGiJlx7Pna1LDZ1AUQL9sH7rz1K3P7qBvgkGxzn9ZaH11f6S.uAzk7i8_FvjRFQ863BRx7hLiBCWBesv5XYbn9lT0eo4hHRwblXKanY5S4I9Gw2AWTL_S.bCWd2GK3dMNQOeDiPhWAH8fNNhutSUyXAnnMlAUPkEJ1.Z5Uoq.fOG4NB9_AGUlRcSlqcggOMBB_3eJOc47FUoJoCWosGHbLikJdwy0upPzATW3jFlCmXAmy1xFKd9r2LUVtaQd0tybbOUBq3vxtyIWpgV6Vm_coM6wAmrcK1KEvd6PzNDLOqAI9k0xGWX4tF0FTrbhwoYx7xy.vBqWkO7sNJnCZnoybtpNMvh9kGzQRN5jXxC9Gv7iBXKkyBqLo7cy4JOtT._DGnucGtCG61NldWWL5..7LXjG1X_QwkEbkMVphXZwnU.Mcq9vPHG0TkHBHgXrC1bcVrWqNLlUz1c2BTeDoDfRYGbtif8NCuIBo.C3x86eBdtG9uEum0OEwXHakW.S3QlV7CLkSrvU.CRTT4ynpECwxypG79kq.dmT1.e68.ZwuVzheO0rPI7tbrGeLYIv9uodii7MU6nTHVbNX_mGBXyu8BY7KNEyvVCHLF6Ekrdizs.vRgJpobuYzCoGhe8C8YVQg9yE9AAZ01iVuA4o4Ba5iQ5BOszWSPumpdl8hHX.8g.Kb25HFsakwuWEJRwJ0fBGUT2TxoloJrKNJNIrW3D36FGb_Jd6lV7iPMc4BNa2250KAYj5nRsAqiPzS.anooqC.49McHcfdgamPChM4hUSHY.OaYONspU23hqcIRpIP8RhjE48qfLPU_2LI85NdZDTCO55fjZ6k2JIG_R4K9fWqyYqOsdimaw6BhEFsHIjaQEpcCX5tEQ4_wRImqrk62Fge1n8lmwx8vISq1VKlPlm4dvTpHB_TUqkIWaXcnMn.W3sY2e9HKsR5TBeSWDYQT5RELgkiSrS7693dSG_1gxqQpBYIPDDIiOaivOdq9lmwwJUNB03ko.KTxA8RYkkklqCeRDPcZ.rGBpDswC68MERjiLs.6q_mmfObnJ5hpqjAieYCvfokVDfYc6PNezInx10Mc5FIxK5CRetUVZtLoqK6RpL8gpmNqN9Y4phQh3JfCFYIFSwWe6GN.UVTchomKQGjR5I_RlhBMALDZJIkZEtAbk9bfqRU8tfu18d0Egiqtug27R719dA_lBA6wemIFiOvY8N2LGjzUZvoGsweVWXhKHgWjy7v32pkzOmlPPxjbtSfQe5GfnoOEA4JfKCTePl22ZUCAY_TgHumie3NVryroAiQtdw.yDW8AR02ZRsFTt2sYTziSwgh8BA_3h.wRqxVYAhDhDc",mdrd: "q5VK.V.vnaelvsgoNkDgAiD9SgNpSXVQjC.eG6JXjN4-1739133117-1.2.1.1-M8hjL40ii7wxKedRoeRhI4ckZxsGi73VW5lsiqM2IKSnvXyzO6sH2l5IIlIY9wQRnQz.UWMQlQ8ffsy4tqMEpcoyyE9Hxo381IglB3oFCj3RIo3L_AV.h0_JwM.m76lsvfq0fA2FB_nE.EO55EIFx909ALsHz220fcC7BLzbzPxJXIfS7g5fxkQlr8aqCaICrc9Fq06pzdegIAdJLAG.DOYN75EkvzDNwpAudNt6BFnhd82cdA43tEwNP3PVhCWgVJ0mdny6D3vQoeZKPgt6Qj5xXjsNl4zceTYqBA3eMFOTwI60n97UK.UislBVgFw1O686OjTJHiQEFI4jkEVKALh7cRPYrugkou3x0VIlMYoqoZG3YA3u9qiMJcg9QzXnqMC8rDvGu0VnU82B4woYk5oodi_kAaA0YlZA9JHV1Tw.xVCDTjU.ZrUIugb4whBb9SmApynYvKxp775dqa25x0uVmI0ASQ1uTtntU6Dvd8WttRkyfNzpF9Y0Asnu.cP2G6WA2.mXFH0yt7xRuDUwgCcJ5IF538KyGLmANw_Np0u2ZV1wHu.b0ECDL92Qxx.c5lM8LkHWxDd47.n710le3Wb_cgvRreYwssoyqz.IPwFXyHhQ3IXCA4mKTPUo58x2FFtCUqg5fTViIlafX72F1OkSu6W7n_sd0yD0PJsM8yr9Cb9dvHqeggwa1QXMmIVYXhGKzch2vvrm_cI6hQYs23KKg8akYtH8Lhfjc2_LE3DXEEjQVLYscDyEVJvFceeVZH48CBnTemDUQlkvwQgl.pgurn8fYyQ9AhXYYGsXfEt.otLItxfDt9.vo2_D7GX1IMeKzeJjdXNTGxaXNZl4QtYCc4iE6u9uOIdYDnmU9Yq_blI5G73Ol.Crn3Ay4aHzqE.7e2UdlRbu.m_ML4CaB50_D2ujxCgqbS6Ngc.80YxFgu09txh27ox15igSry0D15tFP9J7UPQOhk939sDlY3RWXMNHapAQ_MhsmunZPA62r.vMc4jTncsKjQCQm9Lrsb3ACQTPbk4yT5GdjbxZZrvJIOi7ZELkcuDfHOQsIop1ej6hplKSPUetYOlxtLZ5wJa9nnBdWFZpXfbn2ZIn57xLozGTZSSKsKh5VFr.qYc_obLWlxcAbzDzvC._i1qsNhG_tJ6UWUIPo_cKXcIJ5jc.sHxzt3unLDQVgoeBQYiXoQ4Kbdta80.rdYW_uzyos0gVvVddyQETN.Fw.5CTmPkVDJr1u_6zD1VLHnaj9EodROxqpzNb2dUR6_dsgA1X9sEKFgq9b4nKnXpTecFhAyByVCucLq8lMTBeSBOUZvWPTQjYsbARzsw3bXjzzVsBRAt3He1pj8B73L0wkuKdm_HHshsnx8Pw3U0703o4pTUYbD4sIyg3Z8R0xQv8auNIMjbTMcJoCGqQPjcLX1c9hnp7eHP9Bp3TDJRzFOOpuYjE57Tjx_h.MJMjE_tIymvn4gaHRRRkfjpuu.rspAyu8Oi8k.eps98b0bFPnSc0hK0s4gYyeE2eVKofC_HuDtLgqUN2XbMIVIgkFNRslWfmJHqh7OX793bnydc0HiwMllrFJh0ehdHfJpmxYrpwnW03QMuXFhDRij2GgLMH8wFkdbiW48w1Nqnn.HZbkED7QbP6HJ2g8glZPAjLAzX9AmtGpl8oSoV.NooRi9UMsV2E1aGn21o2GHfrSeVwnNM9UysfKbtjWQcVSXcPjEiMAZ3Hfi7QU2mBn8FCO2UP4_zQ0ZBf.O6gyRRDiY3GH5dfwGmGOxWsDCu2AweRa11hssKJWtS_wE5YlSWgr2XliIoX47uWHZJkVz5E4VrjcZP4fc0"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f6a03edbf40633';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\/1364750982?__cf_chl_rt_tk=qEIDVKFWOf.7kjMHDruoeBPND.w0iKfu2_GR02ZhkyU-1739133117-1.0.1.1-P5_.V89YAdUcaeNYOXyOU8gE_ftUFN2fkYOQarEQdrE" + 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