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edx.org
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edx.org
Find the online learning path for you, delivered by world-class institutions like Harvard, Google, Amazon, and more.
4 IPv4 address(es) detected.
0 IPv6 address(es) detected.
4 NS record(s); 2 or more required.
Authoritative zone record.
Both DS and DNSKEY are required.
Certificate authority restriction.
Agreement between public resolvers.
5 MX record(s).
SPF policy published.
DMARC policy published.
A DKIM selector was verified.
Mail transport policy.
TLS reporting policy.
119 day(s) remaining.
Full points require at least 30 days remaining.
5 of 9 evaluated headers detected.
PTR: server-13-32-205-50.ord58.r.cloudfront.net
Two or more IPv4 addresses receive full points.
AAAA availability.
At least one address family must resolve.
HTTP/2 200
Final URL uses HTTPS.
13.32.205.50 13.32.205.78 13.32.205.64 13.32.205.35
Not configured
Not configured
5 alt1.aspmx.l.google.com. 10 aspmx2.googlemail.com. 1 aspmx.l.google.com. 5 alt2.aspmx.l.google.com. 10 aspmx3.googlemail.com.
"google-site-verification=S98FBFJqeURQhHxBtC_UG84orCIkl7msuarSO5NoIPc" "smartsheet-site-validation=bxOSD4ibPoym5apZEnln5bh2ckPn2Z1M" "segment-site-verification=2ZGPEbxZ025BzXh516qCWeQ7sGFFltDx" "amazonses:0rz9BauM6+L1fwnDKUmS4nofo+8gZvTReGo5q/EliHY=" "google-site-verification=y6TTw5e5GIQJ7YzqfhuE1eyu235AVu1bqk2YAvv_IY0" "atlassian-domain-verification=xpq-aB5aXpxCKMr7r3eDPHyz+H8uPB16jIppdmlCIloVrhEtCrKucpx/Nnqr1xJg" "docusign=f1e936d4-bf65-4aed-8c0b-59630d21e09c" "apple-domain-verification=6VfkC2MXgvez6NHJ" "v=spf1 include:_u.edx.org._spf.smart.ondmarc.com ~all" "facebook-domain-verification=h2gg5zwnyax0dj0jyo4aafdtkpiiyu" "docusign=3b85e379-88dd-467e-a926-0b63f700d89a" "ZOOM_verify_L9I5Fxqkv63ZPy63F1sHvK" "google-site-verification=3wMRITKQ9E2388ON5mfWt98s48OBDMVzPO-7xY3U6H4" "atlassian-sending-domain-verification=5c0c6ccf-f137-44f4-8b59-90f8c09ba730" "google-site-verification=VmJhKMomzXGRq96pOMWst3QD0KvnurTNsPHNhv8qt1k" "pardot1059723=4defac72d9323b4f44f80b440e6eb91a8958b1f3b98bc585c494a8a5af62483e" "adobe-idp-site-verification=3f2215d19f499a970c4305a59755a6a1eb0f9850d7777a297a46db1e644e71c7" "hj-ownership=pzm3zqe*fhj7RQR3cpj" "adobe-idp-site-verification=0614d0e44da9d4b72a75d19e9138eb0052991fb2acb9d62cfd048eee75c7f24b" "google-site-verification=-_Eevdy8NShzLkex28P2wC3zjbfVweCs0k5z5f6gm_k" "google-site-verification=tVFyMKACOBTnEVoW-XJ0jbunNP7bDxPLxUZpGs9j9go" "atlassian-domain-verification=HN7ngRpg8qAazURti1cdbKGDap2uVfm7uvUYF/m9UkSHtwZM2P5Ub6muuhN47h1w" "MS=ms89770774" "dropbox-domain-verification=9dvz1ju53nbf"
ns-73.awsdns-09.com. ns-1472.awsdns-56.org. ns-1753.awsdns-27.co.uk. ns-828.awsdns-39.net.
ns-73.awsdns-09.com. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 300
0 issue "pki.goog; cansignhttpexchanges=yes" 0 issue "digicert.com" 0 issue "amazon.com" 0 issue "comodoca.com" 0 issue "letsencrypt.org"
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
v=spf1 include:_u.edx.org._spf.smart.ondmarc.com ~all
v=DMARC1; p=quarantine; pct=100; sp=quarantine; rua=mailto:a7d505e3@inbox.ondmarc.com,mailto:dmarc-reports@edx.org; ruf=mailto:a7d505e3@inbox.ondmarc.com,mailto:dmarc-reports-forensic@edx.org; adkim=r; aspf=r; fo=1; rf=afrf; ri=3600
v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAih0Gj2vHB2CQXDld003XFFn0hUbfnHM1aYQ4Shtdi0uKy2RlaGWJ1aHUA9zxF8EwZ1Y2sk9nPlrNmUJPRzgn2/Bd03+lx8258LUbTB5ri62FD+K3nOU/FE87/4g1B/ND+i/RU2GKABL97PI8TapBnTvHZa9W9okGtwr+bwG80i+e2m6hVWrMAn8VMAzhuFAkNwnmd8ehdlsvsDfzs2WPRKaJbeGIexskVTPKBGiTpc+QvFZ2s+Vz4bv0nw5PYne3b7MxN8EeOl2DnpgWOtq/rjQoTXkU1TpbhlUOjtDWUZ2L3vcvBbuhFPNN1+MjEBND53B4ojkVCsfLgWJWszVoaQIDAQAB
5 public resolvers queried.
8.8.8.81.1.1.19.9.9.9208.67.222.22294.140.14.14Port 25: Closed/unreachable - 1.1 ms - Port 465: Closed/unreachable - 4043.1 ms - Port 587: Closed/unreachable - 4017.2 ms -