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-affmr75ip.mit-edu.top/post/4105782639

  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-affmr75ip.mit-edu.top",cType: 'managed',cRay: '9110cebb5f0a3952',cH: 'dBAo.427g9BHz2lQfqa8IQrc5RgiaFyZPZ3x8VBRHe8-1739407651-1.2.1.1-il3GJtKYkd5FepHOTj9j1Flb7FTkCT.7OWekomUof.356w40FJNfgSa3XoedmdtE',cUPMDTk: "\/post\/4105782639?__cf_chl_tk=KV_BSkaLASslverxf1C.T61oeJ1nYjfLAxiujIEMgbo-1739407651-1.0.1.1-GauT2xhPaSAm22xFrO_9Pq7r7LUn8079EXJjQt035Vo",cFPWv: 'b',cITimeS: '1739407651',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4105782639?__cf_chl_f_tk=KV_BSkaLASslverxf1C.T61oeJ1nYjfLAxiujIEMgbo-1739407651-1.0.1.1-GauT2xhPaSAm22xFrO_9Pq7r7LUn8079EXJjQt035Vo",md: "kVno5Z.RjY5aWefugWK_c5j7ycpnx5wvgEPV0s_37ek-1739407651-1.2.1.1-K4CMmW1gSeF6DpvJmgtXzps8MQZcJrZimu74hgi_nx0UMcup0TX6adNP73uojC_us3ZD0f6uhLbdxK080oyiKMAhi.ReS00rq1Dl5y7rxOpZqdEe8ejJYcv2u0yvVaGKZ7zSiFLckD4TBCnH5.gDvw8c8liUAyw9yEWWrG7RDaeVOwxmKWW.OyY_AMDICKYlZMAXHPStpCkjyUqozR83zwyaZXaImcqfB4BOvSmCTOUWcDSsRRoUrz.MHccqSSsNnfWFxa.BeFnSSIZ2RwjfQg1JYd8fEgdd_OfAxS8YYVWpps9o3OJ4kfS15.IANQYk57SUXdK9DzqWsJz7yCEJb.0ZB6PCf7Jz8081I7eeiqppI3IsdawgDLZIXykEam7jEnAyOM0WOmNHGv8cq.tW6V5j8HPTBXjx6b038v0zqSolnFoWcNwFfk0LvEc_k4ymBZ2oRaVzPtX5XKob5s7HtOiOld_5TBGfQzya50yKoURoocmI4Vz0FWpIe3Rt21NmR1KMEg84P7HQYS.cweRIMLNv7N_UqwWcNYoIoF3ccuyqzF8HDXTCn9t2pbdXj9qdcSd8OuT8bcqRdUdyUPUc7l092pZrOuULUqwsTE5R1GeuCYBo3liP5X7_m0PZwHYHlLDzerjy89G4YVvssc.f57hukZ7iVou1etkhuippSS0xPAsZ6IPfFaMVMDWqE.YvNq3gtjLY6VYpdHzPo6DWuWoOuMFCjAs3.z1lBLrD_ZMekE3r9LIkLkBBpGKq4QIeVqaw9T9nrnoXfUANXsZeVq4m89meciTHZ6LAx3l8mX0SnIGJAoaAHpI.fIFJj5o3rIXxHhd6exA3zkKHIf5qUd0s.6x7_vsaI91TOfM049G6xC90Gvid2V9GzIOA3YANUVycopiyr8C249l7FEkRbCFGH317YwcKcAMk9nebSmbMezuMug39SXs2TT9FdNo24HirMj99UCdj5ZtShz6dgGKr.SM__AJzT0A47Zoe.ymallraq0ENKPqA3ivWk.hkY21qKdz_nPfdYlXs3OMtgbeC5osbWhGGxDaX1d1xnnVRBe9VBNGxHAINoUbSo8zAcNhJQmvvvByulqhIuPCAHGgmP7kJZV7ZmqfNbKPwiKRjYvHIY0owCtQeNbLe_mTGGxEbSUtJ4zUylky5pgaLuO6m1RhovyrmbbRbFjIujamVZMyyQTMssPhgj2FVXFjCBa8tSckMWr5hsc2uVYcjB_j1ryr3EyDHw19tSSwYk.esJi.VRUxQJTw9W4puF0.c7o_OZum4Ou9YCi5fe_H5sTDI6Orvo_Z6ZPod821.L5p2AOMBRNDmjyaJpeAdUBkdPVCnlF9gms5vR2YfUc7NR0aL.ZDiGJ5mQCtIqDMyMRdNE3.9TKb7yqZL5.DUsdFCbuSMSU7R69nohi.Qi8E0nA3TjUqQSxd5Off2yC6rn6NGtVZ9hzdjA4Fk8Exc.C1r6XQikceWxNVcFssxiCoTiUu1KfXxAqcMtWueGyMEzUunUwrqEL2cc0yQLdAJXPJ8Zr0EKOHhcnJA2tr1WM0D9EYR_iNAbhjbnFjBJmqQSw5OlR8ohxspP6FXVPltB31GZVNGKHRneXO8wPlymup2CnUkADbCkR.II5AS2bpiHn_Xq04Ig0z3Q7Ll4.Q8bs18uZJAyVUSsTS_guAPl8SJ8q.HJPwv4FUzUII3rM1jSeHdksoi6lg3XQdMhqlYUoOnbWw1LRNA1ygAS8573yolcTze1ukQ_hBIpddfDq3Nqzkh6KZ6kLc3sF14N.0bBsDcg3emA6Yw6VULtJ3bAYSZCeRuQbL2SoUSHS9qg.PQOp6qp38Vx9Xmy.9AQAjdD4HEqnUIZKaVfVAyoXTSTVTs3sLCXDcOsoADI8w6Sqsvnj51pAJlHAUdjE2fRUqdNeGu0EdxYSO__8ml72CKyRAf3Bh1j9jP3AFhjM1DvRuFwxEehrQxI5xNt.ua4kSCsfQTOiVhrIUeifS6lyDU6rBIMAmUw_uKfyOgWqMYBUB3U2BVGnO0gCvrMUZgRz4sbqWbmtAmjxDA.PMw478l11a5U7e3gGJI0D__9oEvPHpN0VjdK6vA_.kOjtKCoULjyeryKdSnJ3r8Zr0PiiPkC8OpgH.UrM4AP4AFc1j4Dim8vsvx_yLxs9Gl9MVXFL1.IcsibMdj1VH83WcxnXE_hm9Sn9sjZfr0m9U05U_eIdZnvN.KEKHxfelmbqCw3Pl8qUNL",mdrd: "MY9BGUPwPKw.Zqc1B7sM1nsvuA7HocbcpIdTmithyRw-1739407651-1.2.1.1-XgDUe9lnaLA8BMwI21H06.s35gNUpM1KZWrg6NmeepuuItWKSlEgtmqpH.8ggdwXDdJaynpb2CZuKmlZOvybFg_eHTKYSEQMl8_X9huUcYv3_b9s2n.nk0y3FiUG2rWwgpH.1_gVOZ_IVaRbKFe99tqvuYBg8ZX71xGUseQ6LY75fUqHdqlDj5Drb8UOy0LeOsJhgpW3uwMX5CrQj3XtZIYBE2K2h4fm4BGZisC5HbjWP.A47niHxBrQi76sQTDhzkNiGoibd0yW8TAQbMoWi3NyNXKjNaO0s3VjPoygjgstaiF5xQIm3pabecGfMsOAe9vcJ1VzQoFAoJI106tpMvWpH5GxgV83iaP3mKXiVI_8ZUHjya1OdjXhplig7wLwv1YNJdTvmicwYqFnPAcmWVcng68Cmzx4Vx7Cb44vO4QMLaJKLGjC7o._sYvIrojDkIxfgc3b08aGPuCCQwReksmINuXVThti_WEpphaMmcb8aHwO6yfI98zW9HyIeq1jZn0xLJFMgkZ6JuNYprfyNe1P9TH7kf5P67SfStwUh3PApO1H6z1VuBlr4gvfqKDUMj2oOI38UF54NkNXaPDJNuNNcNGBMp0ZtVVFg6FRIieFP.vBuleBCGWqOQJT5xe5SuWo9YRpvXak5UkpEYH.fcjX0yl_gSaHTLzQM6MTl.aFncosI1xMHZ8DdR_qHtwQD0xoN2EbamJUGBAlEb5W0QguIVDxKclPdi.PrZnTp_k.67ak6q0OHhBzCjp8OjozWADQ6QDfFwhA2FFSkrS1LSuk_whql4XMQQXWg4bVgiHlICYjr4yK7UrWRN0TGCNO53ETgsBTjeFfbfnCFpCudtopDrglt8HIxyDe3uOhiAn56MirQqqJnGMIT0V54f3ZvOSqz98Dka3rSWkipIbbDBaRateJeIiMLE8ift08kqJwLOMxtXiAq5FI_Dley8nnSnpR4XcgqplMOeylwPvV0Ef1v1cbBL4zlkvHOPXUUs_UAy9KawL7F.z_9BgALwUzoXszpYfaefaYg3BdIi_QSnw3mgrS1IzaVvvkrXfYwGlYQm3TTirlldjwg4UqQqaYie5KPB3W8w7QCbmSU8rNCP.WU6e3Gb38HmGca7wvs2xjNpyG8qUIguCLOXYZ0z.tk2rduaVKW8njtbloK7YwcLQ_Zvx_9NSK9YvgOPCUANlpOkPmpmWlhPzRQmjsctTLABdTu6YYgHW1TRXPlOCmcBD01jlBt1OSdiI0wSV2JxhsJQHIANo2DFwhhUHA.XIbd4KWVkA8jruNExOk0fmTmw_ECi6hs14OdESm0QmCLJD_9AB.27J48u_YiAgL.rKx4kfN.mVBO1QdhNrtfQDYywhfbcwbyrxOpAL1uNJXw4RF2T.vIXA2T3xozY0twE4N_mT83JkeFpHEkmJhxFilFOlTBZUGl4pDt4Cgazw6YdSpe34Uwo91kd1K8Va3ZtX3puAbWSmHq46cm03OMHe3MdH2LnEgbfKIaKpqsfCjL8mEwgiMqRGo24NRNS0QcfYwuBUpIVt9OBMUXp077ODJ8D6x2lpBjAHy36yAUUF0eWFkWuwklEHfqCAFEniOg81Drc_6Smb3O9DA.GtXsFw9emJzZaP7CDZUiF0Payl9efrADyQUXexhg_fbtOJ3b347RWPuoMW1Dd5Rcl6ooC3bbdZUxMj7ZugFq1ZhV0XMzZ4NGJrVgiCPulkeU.DAkURhE0XRh.SekF2mrY6ES2UAjQTmDeWfZyOhqiFCBZcRrp.6etfSgDDOHrlaFi.DuxqhPH18k.00Y_3VMtJUkbtUtw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9110cebb5f0a3952';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\/4105782639?__cf_chl_rt_tk=KV_BSkaLASslverxf1C.T61oeJ1nYjfLAxiujIEMgbo-1739407651-1.0.1.1-GauT2xhPaSAm22xFrO_9Pq7r7LUn8079EXJjQt035Vo" + 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