studentdevguide.dev - dns.ninja
studentdevguide.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:c35cCloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:31e6Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.49.230Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.195.92Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | kolton.ns.cloudflare.com ⭐ | ||||||
| NS | sue.ns.cloudflare.com | ||||||
| TXT | google-site-verification=V5w4V8UopTL-W0NVQjn7DbIpn8W_ZqIIs40MaM(0x787878)Kc | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.49.230, 172.67.195.92 | ||||||
| IPv6 hints | 2606:4700:3033::ac43:c35c, 2606:4700:3035::6815:31e6 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=165, name=cloudflare-ech.com | ||||||
| SOA | kolton.ns.cloudflare.comdns@cloudflare.com serial=2414043395 | ||||||
dev
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1 | ||||||
Same first word
studentdevguide.dev |
DNS History
6 records (6 active, 0 former)
●NSkolton.ns.cloudflare.com2026-09-08 → 2026-09-21 · 2 obs
● 2026-09-08 16:16:44
● 2026-09-21 03:12:54
● 2026-09-21 03:12:54
●NSsue.ns.cloudflare.com2026-09-08 → 2026-09-21 · 2 obs
● 2026-09-08 16:16:44
● 2026-09-21 03:12:54
● 2026-09-21 03:12:54
●A104.21.49.2302026-09-08 → 2026-09-21 · 2 obs
● 2026-09-08 16:16:44
● 2026-09-21 03:12:54
● 2026-09-21 03:12:54
●A172.67.195.922026-09-08 → 2026-09-21 · 2 obs
● 2026-09-08 16:16:44
● 2026-09-21 03:12:54
● 2026-09-21 03:12:54
●A2606:4700:3033::ac43:c35c2026-09-08 → 2026-09-21 · 2 obs
● 2026-09-08 16:16:44
● 2026-09-21 03:12:54
● 2026-09-21 03:12:54
●A2606:4700:3035::6815:31e62026-09-08 → 2026-09-21 · 2 obs
● 2026-09-08 16:16:44
● 2026-09-21 03:12:54
● 2026-09-21 03:12:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com... | - |
| studentdevguide.dev | sue.ns.cloudflare.com, kolton.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.195.25
NS records: sue.ns.cloudflare.com, kolton.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studentdevguide.dev (unsigned zone)
⏱️ Timing
Total: 1930ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.49.230, 172.67.195.92 |
| AAAA | 2 | 2606:4700:3033::ac43:c35c, 2606:4700:3035::6815:31e6 |
| NS | 2 | kolton.ns.cloudflare.com, sue.ns.cloudflare.com |
| TXT | 1 | google-site-verification=V5w4V8UopTL-W0N |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | kolton.ns.cloudflare.com dns.cloudflare. |
Analysis
IP Addresses
studentdevguide.dev points to the four IP addresses 104.21.49.230, 172.67.195.92, 2606:4700:3033::ac43:c35c and 2606:4700:3035::6815:31e6.
Name Servers
studentdevguide.dev is delegated to two name servers: kolton.ns.cloudflare.com and sue.ns.cloudflare.com.