classzen.dev - robtex.com
classzen.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::6815:5cd🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3033::ac43:85d4🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.5.205Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.133.212🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | ada.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a36🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ada.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c036🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | ada.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2036🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | ada.ns.cloudflare.com | ||||||
| A | 108.162.192.54🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ada.ns.cloudflare.com | ||||||
| A | 172.64.32.54🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ada.ns.cloudflare.com | ||||||
| A | 173.245.58.54🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ada.ns.cloudflare.com | ||||||
| NS | keaton.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2cb5🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | keaton.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3b5🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | keaton.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23b5🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | keaton.ns.cloudflare.com | ||||||
| A | 108.162.195.181🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | keaton.ns.cloudflare.com | ||||||
| A | 162.159.44.181Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | keaton.ns.cloudflare.com | ||||||
| A | 172.64.35.181🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | keaton.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.5.205, 172.67.133.212 | ||||||
| IPv6 hints | 2606:4700:3032::6815:5cd, 2606:4700:3033::ac43:85d4 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=213, name=cloudflare-ech.com | ||||||
| SOA | ada.ns.cloudflare.comdns@cloudflare.com serial=2413123924 | ||||||
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
classzen.dev |
Similar names
Previous names
Next names
DNS History
6 records (6 active, 0 former)
●NSada.ns.cloudflare.com2026-08-27 → 2026-08-29 · 2 obs
● 2026-08-29 17:40:42
●NSkeaton.ns.cloudflare.com2026-08-27 → 2026-08-29 · 2 obs
● 2026-08-29 17:40:42
●A104.21.5.2052026-08-27 → 2026-08-29 · 2 obs
● 2026-08-29 17:40:42
●A172.67.133.2122026-08-27 → 2026-08-29 · 2 obs
● 2026-08-29 17:40:42
●A2606:4700:3032::6815:5cd2026-08-27 → 2026-08-29 · 2 obs
● 2026-08-29 17:40:42
●A2606:4700:3033::ac43:85d42026-08-27 → 2026-08-29 · 2 obs
● 2026-08-29 17:40:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | - |
| classzen.dev | keaton.ns.cloudflare.com, ada.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.35.181
NS records: keaton.ns.cloudflare.com, ada.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for classzen.dev (unsigned zone)
⏱️ Timing
Total: 365ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.5.205, 172.67.133.212 |
| AAAA | 2 | 2606:4700:3033::ac43:85d4, 2606:4700:3032::6815:5cd |
| NS | 2 | ada.ns.cloudflare.com, keaton.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | ada.ns.cloudflare.com dns.cloudflare.com |
Analysis
IP Addresses
classzen.dev directs to four IP numbers, which are 104.21.5.205, 172.67.133.212, 2606:4700:3032::6815:5cd and 2606:4700:3033::ac43:85d4.
Two other host names, along with renepenner.de, kauflan.sk and clthardscape.com, also share IP numbers with classzen.dev.
Name Servers
classzen.dev has two authoritative name servers — ada.ns.cloudflare.com and keaton.ns.cloudflare.com.
classzen.dev shares its NS records with other domains, for example pasifikgyo.com.tr, 1538599877.workers.dev, titra.us.com and two others.
At least some of classzen.dev's name servers are shared with other domains, for example lemiaods.com, tomesphere.com, bandon-cheese.us and two more.
These name servers tend to be used in conjunction with the name servers syeef.ns.cloudflare.com.
DNS names with 6 IP addresses:
ada.ns.cloudflare.com points to 108.162.192.54, 172.64.32.54, 173.245.58.54 and 3 other IP addresses.
keaton.ns.cloudflare.com points to 108.162.195.181, 162.159.44.181, 172.64.35.181 and 3 other IP addresses.