dev.cppreference.com - dns.ninja
dev.cppreference.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::6815:3924🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3030::ac43:bcef🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.57.36Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.188.239🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.57.36, 172.67.188.239 | ||||||
| IPv6 hints | 2606:4700:3030::6815:3924, 2606:4700:3030::ac43:bcef | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=129, name=cloudflare-ech.com | ||||||
cppreference.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::6815:3924🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3030::ac43:bcef🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.57.36Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.188.239🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | isabel.ns.cloudflare.com ⭐ | ||||||
| NS | jake.ns.cloudflare.com | ||||||
| TXT | v=spf1 ip4:195.201.94.168 ip6:2a01:4f8:1c1a:2e70::1 -all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.57.36, 172.67.188.239 | ||||||
| IPv6 hints | 2606:4700:3030::6815:3924, 2606:4700:3030::ac43:bcef | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=236, name=cloudflare-ech.com | ||||||
| SOA | isabel.ns.cloudflare.comdns@cloudflare.com serial=2410828131 | ||||||
rank #6084 globally
rank #3003 in the tld
WOT: SAFE (93/100)
📈 Tranco rank: #13,734
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●A104.21.57.362026-07-10 → 2026-08-01 · 2 obs
● 2026-07-10 05:03:20
● 2026-08-01 04:13:14
● 2026-08-01 04:13:14
●A172.67.188.2392026-07-10 → 2026-08-01 · 2 obs
● 2026-07-10 05:03:20
● 2026-08-01 04:13:14
● 2026-08-01 04:13:14
●A2606:4700:3030::6815:39242026-08-01 → 2026-08-01 · 2 obs
○ 2026-07-10 05:03:20
● 2026-08-01 04:13:14
● 2026-08-01 04:13:14
●A2606:4700:3030::ac43:bcef2026-07-10 → 2026-08-01 · 2 obs
● 2026-07-10 05:03:20
● 2026-08-01 04:13:14
● 2026-08-01 04:13:14
○A2606:4700:3035::6815:39242026-07-10 → 2026-07-10 · 2 obs
● 2026-07-10 05:03:20
○ 2026-08-01 04:13:14
○ 2026-08-01 04:13:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, a.gtld-servers.net, k.gtld-servers.net, m.gtld-servers.net... | - |
| cppreference.com | jake.ns.cloudflare.com, isabel.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.194.104
NS records: jake.ns.cloudflare.com, isabel.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cppreference.com (unsigned zone)
⏱️ Timing
Total: 96ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.188.239, 104.21.57.36 |
| AAAA | 2 | 2606:4700:3030::ac43:bcef, 2606:4700:3030::6815:3924 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (jake.ns.cloudflare.com, jake.ns.cloudflare.com, jake.ns.cloudflare.com...)
Analysis
IP Addresses
dev.cppreference.com has four IP addresses: 104.21.57.36, 172.67.188.239, 2606:4700:3030::6815:3924 and 2606:4700:3030::ac43:bcef.
saltevangelism.org, lvprops.com, casinocanuck.ca and two other host names share IP numbers with dev.cppreference.com.