articles.leetcode.com - dns.ninja
articles.leetcode.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:10::6814:294f🇺🇸 Cloudflare2606:4700:10::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:10::ac42:9aa0🇺🇸 Cloudflare2606:4700:10::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.20.41.79Cloudflare104.20.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.66.154.160🇺🇸 Cloudflare172.66.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.20.41.79, 172.66.154.160 | ||||||
| IPv6 hints | 2606:4700:10::6814:294f, 2606:4700:10::ac42:9aa0 | ||||||
leetcode.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:10::6814:294f🇺🇸 Cloudflare2606:4700:10::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:10::ac42:9aa0🇺🇸 Cloudflare2606:4700:10::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.20.41.79Cloudflare104.20.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.66.154.160🇺🇸 Cloudflare172.66.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | melinda.ns.cloudflare.com ⭐ | ||||||
| NS | rob.ns.cloudflare.com | ||||||
| MX | aspmx.l.google.com ⭐ | ||||||
| MX | alt1.aspmx.l.google.com(5) | ||||||
| MX | alt2.aspmx.l.google.com(5) | ||||||
| MX | alt3.aspmx.l.google.com(10) | ||||||
| MX | alt4.aspmx.l.google.com(10) | ||||||
| TXT | anthropic-domain-verification-eym4e4=lH3v8Fwoae08kGLzRZQ9PW76l | ||||||
| TXT | domain-verification=6265d606aef4f770bf52dccbf18644e645dcada2b1ec0ce5a6061fb49... | ||||||
| TXT | google-site-verification=ds0HPGUEYOzxPbBHmhQUrjDGv2-jKNpAOYcYK0dhSlw | ||||||
| TXT | google-site-verification=uPA2Afaqn3DS4X4oaTesCU4ucbWXEdQXhdtyre0mdmg | ||||||
| TXT | v=spf1 include:amazonses.com include:_spf.google.com include:mail.zendesk.com... | ||||||
| HTTPS | HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.20.41.79, 172.66.154.160 | ||||||
| IPv6 hints | 2606:4700:10::6814:294f, 2606:4700:10::ac42:9aa0 | ||||||
| SOA | melinda.ns.cloudflare.comdns@cloudflare.com serial=2406817632 | ||||||
rank #3127 globally
rank #1636 in the tld
WOT: SAFE (79/100)
📈 Tranco rank: #4,472
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●A104.20.41.792026-02-15 → 2026-06-14 · 3 obs
○ 2017-01-05 23:30:22
● 2026-02-15 05:52:32
● 2026-06-14 09:58:42
● 2026-02-15 05:52:32
● 2026-06-14 09:58:42
●A172.66.154.1602026-02-15 → 2026-06-14 · 3 obs
○ 2017-01-05 23:30:22
● 2026-02-15 05:52:32
● 2026-06-14 09:58:42
● 2026-02-15 05:52:32
● 2026-06-14 09:58:42
●A2606:4700:10::6814:294f2026-02-15 → 2026-06-14 · 3 obs
○ 2017-01-05 23:30:22
● 2026-02-15 05:52:32
● 2026-06-14 09:58:42
● 2026-02-15 05:52:32
● 2026-06-14 09:58:42
●A2606:4700:10::ac42:9aa02026-02-15 → 2026-06-14 · 3 obs
○ 2017-01-05 23:30:22
● 2026-02-15 05:52:32
● 2026-06-14 09:58:42
● 2026-02-15 05:52:32
● 2026-06-14 09:58:42
○A74.82.5.1682016-07-19 → 2017-01-05 · 4 obs
● 2016-07-19 01:31:42
● 2017-01-05 23:30:22
○ 2026-02-15 05:52:32
○ 2026-06-14 09:58:42
● 2017-01-05 23:30:22
○ 2026-02-15 05:52:32
○ 2026-06-14 09:58:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| leetcode.com | rob.ns.cloudflare.com, melinda.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.193.140
NS records: rob.ns.cloudflare.com, melinda.ns.cloudflare.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 122ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.66.154.160, 104.20.41.79 |
| AAAA | 2 | 2606:4700:10::ac42:9aa0, 2606:4700:10::6814:294f |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h2"] |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (rob.ns.cloudflare.com, rob.ns.cloudflare.com, rob.ns.cloudflare.com...)
Analysis
IP Addresses
articles.leetcode.com points to the four IP addresses 104.20.41.79, 172.66.154.160, 2606:4700:10::6814:294f and 2606:4700:10::ac42:9aa0.
Two other host names, along with leetcode.com, discuss.leetcode.com and whydonate.in, also share IP numbers with articles.leetcode.com.