Vercel Security Checkpoint
td.org
Get a complete DNS, email, SSL, HTTP and network analysis in seconds.
td.org
1 IPv4 address(es) detected.
0 IPv6 address(es) detected.
6 NS record(s); 2 or more required.
Authoritative zone record.
Both DS and DNSKEY are required.
Certificate authority restriction.
Agreement between public resolvers.
2 MX record(s).
SPF policy published.
DMARC policy published.
A DKIM selector was verified.
Mail transport policy.
TLS reporting policy.
77 day(s) remaining.
Full points require at least 30 days remaining.
0 of 9 evaluated headers detected.
PTR not detected.
Two or more IPv4 addresses receive full points.
AAAA availability.
At least one address family must resolve.
HTTP/2 429
Final URL uses HTTPS.
76.76.21.21
Not configured
Not configured
10 us-smtp-inbound-1.mimecast.com. 10 us-smtp-inbound-2.mimecast.com.
"google-site-verification=tnA7fyhw13uR2KDd4EX_24yJy9ms2VHs_rkGAhlk18o" "0ed1fe018aae5d0df1f7aa4ef0878ea777f91b3146" "vxm0FRZQ+ot6LYwR28tBl9SO30Q5RIusX7DTnmzEyQVAsaf1PE3iRa08Q5zofnp7EvqmdEXga/HSLlocT9/Ykg==" "google-site-verification=o0CzMKD3yZNpiGfWqF81sF--J1pk7tyr4RXa2C2-7nA" "mixpanel-domain-verify=cda36121-eb3a-4f9c-a82a-ad06afa0428a" "detectify-verification=923bf18d44ee3203e707d4fe3625c32d" "google-site-verification=eQt2hWxdglGqtPYEg6zEVOzOHyzWVTUwUc2MhXc8fV4" "yahoo-verification-key=TO+6k0W8jax80O3L7Sf9rvzzo9IHYkEYEzzvVKjWkOM=" "amazonses:uuCILAHjARjBQ25Sawtk6Br5v50lF99cXC8xvA3NZ4c=" "facebook-domain-verification=728w010f2q9q7r6x8y0vvsmjrkyyz3" "v=spf1 ip4:52.39.228.22 ip4:54.148.1.33 ip4:52.35.220.252 ip4:52.88.135.56 include:us._netblocks.mimecast.com include:spf.mycrowdwisdom.com include:spf.mandrillapp.com include:spf.protection.outlook.com include:spf2.td.org " "include:mail.zendesk.com -all" "MS=ms75639350" "amazonses:EhuhelRIVY12XreHWYHVEh1+EkzNWSYC4ZsaRZeC19c=" "apple-domain-verification=geQVncGEqOFE97Q8" "miro-verification=a1852e28a03e7cbc6d24d5ab02175e59bb796943" "atlassian-domain-verification=ynETksxVuggeMEaXbwSpMwfyzSgFl83/sgpQ8l4XGccGkwLbuJf711FoLJJyaN5L" "wrike-verification=MjYyOTkwNjozOTgwYjBhZjIwMjg3ZjM3YmQzYzRiZWVhZTBkMDJjZWJkMWZlNTQxMDJhN2U4ODlhZjA2OWNlZmNlMzA0YzE5" "ZOOM_verify_7Y1Txv3X5h4ljtQIPzAoLu" "onetrust-domain-verification=00b9c6dc33b9450a82e0977248a33451" "cisco-ci-domain-verification=75064ac938511bbede227ab2de469d79c4a93bad678e8a75f692fce5569d06"
ns12.mstdns.com. ns14.mstdns.com. ns15.mstdns.com. ns13.mstdns.com. ns11.mstdns.com. ns10.mstdns.com.
ns10.mstdns.com. dnsadmin.mindshift.com. 2013032705 43200 3600 604800 3600
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
v=spf1 ip4:52.39.228.22 ip4:54.148.1.33 ip4:52.35.220.252 ip4:52.88.135.56 include:us._netblocks.mimecast.com include:spf.mycrowdwisdom.com include:spf.mandrillapp.com include:spf.protection.outlook.com include:spf2.td.org include:mail.zendesk.com -all
v=DMARC1; p=quarantine; rua=mailto:dmarc_admin@td.org; ruf=mailto:dmarc_admin@td.org; fo=0; adkim=r; aspf=r; pct=100; rf=afrf; sp=none
v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCpF/s6a9/9yL2gAwx/FINDwiRpnMNPVWLwHg+k5nKlBu+rqW7EPXhFhqyV2ZO3kEo+2ptOtbZhEZmG4ETtXTWSs+rkINAMMYqcxILypEsnHOGoDZ+c4oIOqFmDqeej8jak103QYSdySYcLEVX+Ba7MynHZqM4mMQqvMYF/5kgs5QIDAQAB;
5 public resolvers queried.
8.8.8.81.1.1.19.9.9.9208.67.222.22294.140.14.14Port 25: Closed/unreachable - 1.4 ms - Port 465: Closed/unreachable - 4019.9 ms - Port 587: Closed/unreachable - 59.4 ms - 220 us-smtp-inbound-1.mimecast.com ESMTP; Mon, 10 Aug 2026 17:33:21 -0400