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-731108265718.mit-edu.top/post/6318972504

  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-731108265718.mit-edu.top",cType: 'managed',cRay: '90fbc1b7b9110a7d',cH: 'eTqMy9chSaVIhMJypaTs_0o4JL.AVV9wuGnsvJG4.nQ-1739186917-1.2.1.1-WhbDFoYroeYEYLAGVSYNe.Yf3ltmhMEoHl5hsmpwrLYfw5UbadijH1OCeX1kWU07',cUPMDTk: "\/post\/6318972504?__cf_chl_tk=oM_yCRfoXFXN90bFiq1fAZlvz6Ghl848dMh3GFqC5qw-1739186917-1.0.1.1-AEEXSMuXKTZum1ibVc59PUNNKPidgIsaOucEteSmJr8",cFPWv: 'g',cITimeS: '1739186917',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6318972504?__cf_chl_f_tk=oM_yCRfoXFXN90bFiq1fAZlvz6Ghl848dMh3GFqC5qw-1739186917-1.0.1.1-AEEXSMuXKTZum1ibVc59PUNNKPidgIsaOucEteSmJr8",md: "2tFcmeGg9VuA3cGY_kyM6r5z.k92WgHv9eHniAFAgC0-1739186917-1.2.1.1-YB0l.G7lL1Kg6GvTB6AjfcDOJ_UYkD1C4dxAg7tZqXWQVpoiEO0Sx0jRNWgMifcYihHKOJ4fqlbjxcZ6NHj08M1_CTQeDk1MQE3I4L.9hJXiF_uHM_Jd1zlRQ.i5UC2CuhYqs4Ds0wStOTBYEwbfHRh30zvRL_9Y7WxV5nUbXAl30MIPAPjWEEuvrV8uBHDoaGslGZ0BEITz.GUmo4W0tvm9tNi7hWaJDjFnetf24IeqwAFKZHx3KniD4NTL6J1Jxkba2G0AngMmdktHylpMc_JIcjQ31DlEOOUHDLvsud4QLFD2yKffi2fdotuJYtgX.htLvKT6stMSvb1TxK3tsxlRjvR3IQy2CPr3ire53UHvvRUlfNedzIfZ52yHDkpRoavOdMLeynW1.c5ODYIZc9Q6fwgEf2_cCTaUrHvwFq8FVH4qGU.NrEw1V3RWWDQiYBR2t2nc7A3IOCw9W3FHvV3wzRq.G43FxdajfGK6pAPBCXbBjnkySNedzggEp8nGIzLCDPZLuv8Wz8vSupMHnISkNnZEw2g8JRYsuBrsEhEDAVczp9YllD8C23yzV9HujJm4bYSdu1r3yXi96oSiW6JwjN41ztQRN7_stc36DteZesH63J5_1ql7.14SCf_aSBUIikpJCWrI3VpKG5.EHRms5BHp.kCTSvjLstaF3aKPy_k8aMdwphRblY2UiJNd7e.O5kIruNUOlUIw0EsaDSQSV4dy_tT.jNIPhZddaiPHh7_XmfCPyENS64MTTfnWbJO4jNY7hWwgtPhy1T3fhTIOzQFgEv.N_9XUCnt0Rj2_vhx5JLh_p9IAqhE6v6rRHMVnOAeLOooIEgvCHVUVJmM7SV9abN9sXq3jA6tJfzJK3c25of3os1g1CPYjv1_BSAWG.H8owiWrKEUlfpxI3jba2ksyypEDgBtUMIXXYQgVA0JymTYJR.n1NdYtAeBMFyO1hmypV5KnvCzRnRQ7Rp5SRgxTvvB75KRsorXk9T9FMz3OsJPfIEuF7Re8bZuXvHJKsIQhPYTX1yRfeyArTnJR7QWK4KBsSGiysImVjn5sC1Zd0r7NCxVu7WSonDDk3MHDD_6xooPHnGILDRuGsSJyCbQPz8zUeshBv7ZGzLMZZB0UJHzjo6ylL7ymut.rN3DqL8N.kZBZ2tqj4Fkt963rkmoIeu6nAYBQ2uPa0d5DJHvk3YEatAXPc80QDVsBPI9m8CXE4RXpfllxyjE37HoOJTBUAOU9fvZLq3vR7ouVs5W3ECbDVDF8Iar6dZPJmPmFhwgzkA7HmC3kL8Dnbo.mSS7eUTXRQsTqJwRGlYx4VvEFPXs3lcNiZMMzDfTV_I.5PEn9hEIE7gQSukTw9wkNZZbJ6bjGG9d2eLOSClpmOODKrt9vZyqE5vPwjF30AeWH3nVxJnfBiAekFnfsyGU9CDRL5xL3Ey9ZyGXArSaJWdIYw5lBvadCpLI84oh1Yo3OonIjYkA3T_U13VOowPQLLeokEWH3HEfk.zRmkCLHYrcbUJ_vcluAiP8EYJp5YsknztEOcpYEqghHsBnBBST4lP3SrH70qU79GTjcFda6J_Aac8gU7IOfT5LIMnf1BcDzc329GRGfuQVO0sfF57s8nvjb1iL37QX0znAwoIRxjB93qpGlxpsCovHwTbGdRbJmaWBkYQwnJ6Rvqp8cjyFaK9Ok4UP9vpC.uyPHB7BebZY_LLGF_KqTvm2M2SGkYEFXiot7XAqeMQg61G2CojMopsa7tei.QoFS5DJ1q8OCgI11WrCMWbLKIhHNnnJ8kKqcQ6.XCYLFSBVUrrAPwUpZy1bfFPOSQ7qSqelrz1uCQzuoHMqHw5xyI0RMDZsdC7ujwDZwPWO1mRgZyfhfKKXl8XKY4rI1Fdzc1kgoMvDHfFMiQYE1TeSXZozrw.dg9wXq_xm_XVFh_TXiYMVfxGljD9ZKIGlQuFRoFLJAnCPG2OsBv87ZO1AetH0Sa5gP7SdriMtNBcAeJYjLPNZcqTrsbvs6MxC0YY0OtDKJTkkZ5gkk2ox9Z0zZBzu8ZzZhlK60a83Qgq_vJROdkcqvdFif_8ptZahgBiUeYBrZ6PHphuERwKtzbz.xOlHXytYDJFkOXnKOUQPbDgODpq3rDJemRd0Pqz9y8YYXusrQYCS2nUczVR_thl4kiQ9tDE6Bh8La3pR9FVB_ngpmiutqbqYgFehSqXWXwPalgj4smR9vOGj_Y2bPXDa5_R_VdjJY",mdrd: "bsa8wJ3BC7UEviSDXvBx8zxNe7nZDCb.RBcihd_3ZW4-1739186917-1.2.1.1-Nz8yqGyvtotqqe40vY0ZJapKpyp8YiqNXF.bz16WjJzhReYgoI2RSUCk_4rpSi3NJw9u3dqgxYO4wf9I36bJCfrI05ZbtKjQwuQZAr50noc8DGkEREXO4SXlpYul0y9ysfTYYE3EyadfyRDvKvz28zogNjgI8E4ZD1sJaZXJGUpd_BB39ASw1ntOdsSpGSLcZrJLfapnIsKjbpPbPHoxLFfMctcKmJ7T9flHBdbiYeuATVYqFoX7Cj6aIp_a5P4Z4O4Pz3OYa967RoERzwTOvuxS.YnGmVHUbAVqW9ZWiVxsI8IW.7.UmTuloxxGh8riNJfJ09iTIezHVJbKct3bJ1ixwRWQl6EPw1v6ozq3RWsGofziU1WDiOL0IJm5mZTJR5XDwDeFxOm8omgYPPbybD54sExm51AVMCa_cXSgZ3ugVb5MSY9zHOdg9k_iukVCkmWKRvbC4brBInycPsTcvzHUYGxB5k6XJjZqU6OfPxm3nJZc3wJ5iRALM7gvB5ZinGmcSAFVJJXe96IbGkuHTYHZDe0QoWLFIlBH9zMiLj0IBBUjfwoSR8JpFxSdYY6ghe8lwIFFiCggNZ8.1pl1YaVGbwAEqS73g64emlAVKOtjkwRkQodVhz.zsGvD12oGKjlCWmSYzJ3U.wAjo.Q1oOJpLk7xgV3Hl0aw7MGeL2.mWEA4LBxw7TqWEQpPJhH1Ehk2bYpnryK9BZMVkgxp4DpFehj1byDkpnKM7cqP5ycIuXEMmGumAJPb9ywTDnxOlcfQddpRmzSH.7Ry8HL91pZ7f6CGKnupbdBR_xLivshQtHNZ_2f9fYJKm9PgtVxZAChA2BnEaRIB7xYzZgI8Nlw6XCRzFf2fN1XA7kPyldekc.t3sWHb5OsT8zC_2lqj10TXL8_5rj6w5FkS936sYPWjMi_DcULUkeJ9BHMJrMWPivZ4NFKArtREltyTmo_bsrX3FGKaUij6XDk7Ot17C8dASastIYafvJSmbjJJLQXAVdXMs26DNVQQdy2HLF6r15.zfFyTS8417bEQ_i1xM_eiBiqJl2sQ4C6oosZuZlzPApDduTQcB9bzF43gLJLejN270d1rGr1oi8lMNhgfAorayE1BO8d_NovIos66zqnZ72PxlCdGCFFBe0risat_jwiXGCoZkd5tmpD_1HyVhBNXHtd9ieHy.TbvC4.9z9xqSvlfJdaXcb8G3OorGp2olMMD6uBamvike6rSWQ.R0JCECypYtp5AmDcDUMgcCFBAkHBKJdHYJ8bgJo9H4ozZN7ni51sJWuBto.E6gb5krOv.G_3lW2PT_3OhsE3MXGmOVCBM02GBFFojg85CJRd2hkaRW7clzZJJY8NePDREBXbjsdulY5RiEoBwyz0sSNVnWuF0quVma_PCn2c1u0gjWDV0VLrfaj9b6Xog2ALK0fQ7k76Yv5LzQ.VtLFfY1bCL5C1L3TKHHDmExcEmEoXt.kd9se3JayLwBOxBHDJnaOLTBfkQy0QcpvqPtbL9dqWVFV3Dyr0o_5u2B_i9cGLAd2QpTWZTWWmqF0fcQIyQZkVWcurhnZa0Hn2995WItZEPQc15qPa7mc9VcAugyXg5_Mx7Tq1P3TQSHaNzMhSo.WqnjmvvwQWDeck7MvccVFGynymeE5XvFp6itHoOqMAXgmLrklIlmrA6e.UuFbGl3qy32e_iihvFJnAwWvvPnYTNB8nuX7_BWjsZIv7OVGBwTRt1Z_qRFkqhjun6rusrypNqNdjnOATA6bhgOADkM78Wprj8KtWseAoxrjQdLycakL0ueugpzDcMgPDtwkY75Z5l06_71EuYyJ03ZQO1qCQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fbc1b7b9110a7d';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\/6318972504?__cf_chl_rt_tk=oM_yCRfoXFXN90bFiq1fAZlvz6Ghl848dMh3GFqC5qw-1739186917-1.0.1.1-AEEXSMuXKTZum1ibVc59PUNNKPidgIsaOucEteSmJr8" + 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