simplify.study - robtex.com
simplify.study
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:a506Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:298aCloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.41.138Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.165.6Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | lynn.ns.cloudflare.com ⭐ | ||||||
| NS | rachel.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.41.138, 172.67.165.6 | ||||||
| IPv6 hints | 2606:4700:3033::ac43:a506, 2606:4700:3037::6815:298a | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=27, name=cloudflare-ech.com | ||||||
| SOA | lynn.ns.cloudflare.comdns@cloudflare.com serial=2419697563 | ||||||
study
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.study ⭐ | ||||||
| NS | b.nic.study | ||||||
| NS | c.nic.study | ||||||
| NS | x.nic.study | ||||||
| NS | y.nic.study | ||||||
| NS | z.nic.study | ||||||
| SOA | a.nic.studyadmin@tldns.godaddy serial=1794734156 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSlynn.ns.cloudflare.com2026-09-14 → 2026-11-15 · 2 obs
● 2026-09-14 01:14:16
● 2026-11-15 09:33:28
● 2026-11-15 09:33:28
●NSrachel.ns.cloudflare.com2026-09-14 → 2026-11-15 · 2 obs
● 2026-09-14 01:14:16
● 2026-11-15 09:33:28
● 2026-11-15 09:33:28
●A104.21.41.1382026-09-14 → 2026-11-15 · 2 obs
● 2026-09-14 01:14:16
● 2026-11-15 09:33:28
● 2026-11-15 09:33:28
●A172.67.165.62026-09-14 → 2026-11-15 · 2 obs
● 2026-09-14 01:14:16
● 2026-11-15 09:33:28
● 2026-11-15 09:33:28
●A2606:4700:3033::ac43:a5062026-09-14 → 2026-11-15 · 2 obs
● 2026-09-14 01:14:16
● 2026-11-15 09:33:28
● 2026-11-15 09:33:28
●A2606:4700:3037::6815:298a2026-09-14 → 2026-11-15 · 2 obs
● 2026-09-14 01:14:16
● 2026-11-15 09:33:28
● 2026-11-15 09:33:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| study | a.nic.study, b.nic.study, c.nic.study, x.nic.study... | 12 records |
| simplify.study | lynn.ns.cloudflare.com, rachel.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.192.215
NS records: lynn.ns.cloudflare.com, rachel.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for simplify.study (unsigned zone)
⏱️ Timing
Total: 2748ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.165.6, 104.21.41.138 |
| AAAA | 2 | 2606:4700:3033::ac43:a506, 2606:4700:3037::6815:298a |
| NS | 2 | lynn.ns.cloudflare.com, rachel.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | lynn.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (a.nic.study, a.nic.study, b.nic.study...)
Analysis
IP Addresses
simplify.study resolves to four IP addresses: 104.21.41.138, 172.67.165.6, 2606:4700:3033::ac43:a506 and 2606:4700:3037::6815:298a.
Name Servers
simplify.study is delegated to two name servers: lynn.ns.cloudflare.com and rachel.ns.cloudflare.com.