Last Updated: May 15, 2024
proton.to has 2 NS records, 3 A records, 3 AAAA records, 2 MX records, and 2 TXT records. Name servers for proton.to are dana.ns.cloudflare.com, sid.ns.cloudflare.com. A records for proton.to are 104.26.15.31, 172.67.71.184, 104.26.14.31. AAAA records for proton.to are 2606:4700:20:0:0:0:681a:f1f, 2606:4700:20:0:0:0:ac43:47b8, 2606:4700:20:0:0:0:681a:e1f. MX records that process @proton.to email are mail.protonmail.ch, mailsec.protonmail.ch. We have observed proton.to to have 1 subdomains. A subdomain count of 1 is considered a small digital footprint. Technology that may be in use at proton.to includes protonmail. The domain's primary website is hosted on a cloudflare web server at 104.26.14.31 in United States. The website's description is: "private and secure email, no credit card required"
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104.26.15.31
172.67.71.184
104.26.14.31
2606:4700:20:0:0:0:681a:f1f
2606:4700:20:0:0:0:ac43:47b8
2606:4700:20:0:0:0:681a:e1f
mail.protonmail.ch
mailsec.protonmail.ch
dana.ns.cloudflare.com
sid.ns.cloudflare.com
proton.to. 300 IN TXT "protonmail-verification=3bf57ffe3f40d6f58bf01a1ac7d4156d11c748fe"
proton.to. 300 IN TXT "v=spf1 include:_spf.protonmail.ch mx ~all"
proton.to has 1 subdomains in our inventory.
cloudflare
United States
og:title: try proton mail plus for free with this link
og:description: private and secure email, no credit card required
og:url: https://account.proton.me/refer-a-friend
og:type: website
og:image: https://account.proton.me/assets/proton-og-image.png
og:image:alt: the shiny proton logo
og:image:type: image/png
og:image:width: 1200
og:image:height: 630
og:locale: en_us
{"data":{"cert_index":676372649,"cert_link":"https:\/\/ct.googleapis.com\/logs\/eu1\/xenon2024\/ct\/v1\/get-entries?start=676372649&end=676372649","leaf_cert":{"all_domains":["*.proton.to","proton.to"],"extensions":{"authorityInfoAccess":"CA Issuers - URI:http:\/\/e1.i.lencr.org\/\nOCSP - URI:http:\/\/e1.o.lencr.org\n","authorityKeyIdentifier":"keyid:5A:F3:ED:2B:FC:36:C2:37:79:B9:52:30:EA:54:6F:CF:55:CB:2E:AC\n","basicConstraints":"CA:FALSE","certificatePolicies":"Policy: 2.23.140.1.2.1","ctlSignedCertificateTimestamp":"BIHzAPEAdwBIsONr2qZHNA_lagL6nTDrHFIBy1bdLIHZu7-rOdiEcwAAAYxXNxK7AAAEAwBIMEYCIQDIql9UOKKTgkdQn5MdMc9CqdOiD4ilggxfuhnv8QHTJAIhANYdgIPr2Ovfn2YAD4m44QdUYISTkVM82pWBSXWyYjiLAHYAdv-IPwq2-5VRwmHM9Ye6NLSkzbsp3GhCCp_mZ0xaOnQAAAGMVzcTBgAABAMARzBFAiEAsJVFJRgCeD_XL606oE56FgZGzrFU95ECI4yPsfvrvzUCIBzcg0czzbw1ISx8k9ZjN3Tss0VJ3AiQY0lsks5f7xxs","extendedKeyUsage":"TLS Web server authentication, TLS Web client authentication","keyUsage":"Digital Signature","subjectAltName":"DNS:proton.to, DNS:*.proton.to","subjectKeyIdentifier":"02:86:E3:89:4D:AD:FF:F6:14:47:DA:68:F7:9E:BF:6E:87:72:02:BB"},"fingerprint":"6A:C0:11:F2:94:81:FB:64:5C:11:67:90:BF:D3:ED:FA:41:69:ED:5B","issuer":{"C":"US","CN":"E1","L":null,"O":"Let's Encrypt","OU":null,"ST":null,"aggregated":"\/C=US\/CN=E1\/O=Let's Encrypt","emailAddress":null},"not_after":1710042674,"not_before":1702266675,"serial_number":"48F4A7409E98CDAA4A9ADC4998EA409D9DF","signature_algorithm":"sha384, ecdsa","subject":{"C":null,"CN":"proton.to","L":null,"O":null,"OU":null,"ST":null,"aggregated":"\/CN=proton.to","emailAddress":null}},"seen":1702270399.134881,"source":{"name":"Google 'Xenon2024' log","url":"https:\/\/ct.googleapis.com\/logs\/eu1\/xenon2024\/"},"update_type":"X509LogEntry"},"message_type":"certificate_update"}