leetcode.com
LeetCode - The World's Leading Online Programming Learning Platform
leetcode.com is registered with GoDaddy.com, LLC since July 11, 2010 (16.3 years). The registration expires on July 11, 2034. The site runs on Django, AngularJS, Google Analytics 4 and 10 other technologies. Its email security grade is C. Its SSL certificate is issued by Google Trust Services and is valid for 58 more days.
- Domain age
- 16.3 yrs
- Technologies
- 13
- Email security
- C
- SSL days left
- 58
Registration
| Registrar | GoDaddy.com, LLC |
|---|---|
| IANA ID | 146 |
| Registered | July 11, 2010 |
| Expires | July 11, 2034 |
| Updated | March 25, 2025 |
| Status | client delete prohibited, client renew prohibited, client transfer prohibited, client update prohibited |
| Name servers | melinda.ns.cloudflare.com, rob.ns.cloudflare.com |
| DNSSEC | Signed |
DNS records
| Type | Value | TTL |
|---|---|---|
| A | 104.20.41.79 | 242 |
| A | 172.66.154.160 | 242 |
| MX | aspmx.l.google.com 1 | 300 |
| MX | alt1.aspmx.l.google.com 5 | 300 |
| MX | alt2.aspmx.l.google.com 5 | 300 |
| MX | alt3.aspmx.l.google.com 10 | 300 |
| MX | alt4.aspmx.l.google.com 10 | 300 |
| NS | rob.ns.cloudflare.com | 86400 |
| NS | melinda.ns.cloudflare.com | 86400 |
| CAA | issue 0 comodoca.com | 3600 |
| CAA | issue 0 digicert.com; cansignhttpexchanges=yes | 3600 |
| CAA | issue 0 letsencrypt.org | 3600 |
| CAA | issue 0 pki.goog; cansignhttpexchanges=yes | 3600 |
| CAA | issue 0 ssl.com | 3600 |
| CAA | issuewild 0 comodoca.com | 3600 |
| CAA | issuewild 0 digicert.com; cansignhttpexchanges=yes | 3600 |
| CAA | issuewild 0 letsencrypt.org | 3600 |
| CAA | issuewild 0 pki.goog; cansignhttpexchanges=yes | 3600 |
| CAA | issuewild 0 ssl.com | 3600 |
| TXT | anthropic-domain-verification-eym4e4=lH3v8Fwoae08kGLzRZQ9PW76l | 300 |
| TXT | google-site-verification=ds0HPGUEYOzxPbBHmhQUrjDGv2-jKNpAOYcYK0dhSlw | 300 |
| TXT | google-site-verification=uPA2Afaqn3DS4X4oaTesCU4ucbWXEdQXhdtyre0mdmg | 300 |
| TXT | domain-verification=6265d606aef4f770bf52dccbf18644e645dcada2b1ec0ce5a6061fb49cd55b5c | 300 |
| TXT | v=spf1 include:amazonses.com include:_spf.google.com include:mail.zendesk.com include:sendgrid.net -all | 300 |
| AAAA | 2606:4700:10::6814:294f | 105 |
| AAAA | 2606:4700:10::ac42:9aa0 | 105 |
Technology stack
Analytics and advertising IDs
google_analytics:UA-159258186-1SSL certificate
| Valid | Valid |
|---|---|
| Issuer | US, WE1, Google Trust Services |
| Expires | January 7, 2027 |
| Days remaining | 58 |
| Protocol | TLSv1.3 |
| Names | leetcode.com, static-lccn.leetcode.com |
Email security
- warnDMARC has no rua= address, so you receive no reports about mail sent as your domain.
- warnNo MTA-STS: mail sent to you can be downgraded to an unencrypted connection.
- warnNo TLS-RPT record, so you won't hear about failed encrypted deliveries.
- warnNo BIMI record (optional: shows your logo next to your emails in supporting inboxes).
- goodSPF record found.
- goodSPF ends with -all: servers you have not listed are rejected (hard fail).
- goodDMARC policy is quarantine: failing mail goes to spam. Move to p=reject for full protection.
- goodDKIM keys found (selector: k2, s1, s2).
- good5 MX record(s) found. Mail is handled by Google Workspace.
Homepage metadata
| Title | LeetCode - The World's Leading Online Programming Learning Platform |
|---|---|
| Description | Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. |
| Language | en-us |
| Indexable | Yes |
| Word count | 13 |
About leetcode.com
Who is the registrar of leetcode.com?
leetcode.com is registered with GoDaddy.com, LLC (IANA ID 146).
When does leetcode.com expire?
The current registration of leetcode.com expires on July 11, 2034. It was first registered on July 11, 2010.
What technology does leetcode.com use?
We detected 13 technologies on leetcode.com, including Google Analytics 4, Universal Analytics, Cloudflare, Font Awesome, AngularJS, jQuery.
Does leetcode.com protect its email with SPF and DMARC?
leetcode.com scores 73/100 (grade C) for email security. DMARC has no rua= address, so you receive no reports about mail sent as your domain. No MTA-STS: mail sent to you can be downgraded to an unencrypted connection.
What are the name servers of leetcode.com?
leetcode.com uses rob.ns.cloudflare.com, melinda.ns.cloudflare.com.