bettercourse.ai - robtex.com
bettercourse.ai
| CNAME | ai-teaching-lab.circle.so | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:440b::6812:278d🇺🇸 Cloudflare2606:4700:440b::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:440d::ac40:9473🇺🇸 Cloudflare2606:4700:440d::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.18.39.141Cloudflare104.18.39.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.64.148.115🇺🇸 Cloudflare172.64.148.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.18.39.141, 172.64.148.115 | ||||||
| IPv6 hints | 2606:4700:440b::6812:278d, 2606:4700:440d::ac40:9473 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=211, name=cloudflare-ech.com | ||||||
ai
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | v0n0.nic.ai ⭐ | ||||||
| NS | v0n1.nic.ai | ||||||
| NS | v0n2.nic.ai | ||||||
| NS | v0n3.nic.ai | ||||||
| NS | v2n0.nic.ai | ||||||
| NS | v2n1.nic.ai | ||||||
| SOA | v0n0.nic.aihostmaster@donuts.email serial=1785241627 | ||||||
Same first word
bettercourse.ai |
Similar names
DNS History
8 records (8 active, 0 former)
●NSdns1.registrar-servers.com2026-07-24 → 2026-07-28 · 2 obs
● 2026-07-24 10:32:54
● 2026-07-28 12:44:22
● 2026-07-28 12:44:22
●NSdns2.registrar-servers.com2026-07-24 → 2026-07-28 · 2 obs
● 2026-07-24 10:32:54
● 2026-07-28 12:44:22
● 2026-07-28 12:44:22
●MXeforward1.registrar-servers.com2026-07-24 → 2026-07-28 · 2 obs
● 2026-07-24 10:32:54
● 2026-07-28 12:44:22
● 2026-07-28 12:44:22
●MXeforward2.registrar-servers.com2026-07-24 → 2026-07-28 · 2 obs
● 2026-07-24 10:32:54
● 2026-07-28 12:44:22
● 2026-07-28 12:44:22
●MXeforward3.registrar-servers.com2026-07-24 → 2026-07-28 · 2 obs
● 2026-07-24 10:32:54
● 2026-07-28 12:44:22
● 2026-07-28 12:44:22
●MXeforward4.registrar-servers.com2026-07-24 → 2026-07-28 · 2 obs
● 2026-07-24 10:32:54
● 2026-07-28 12:44:22
● 2026-07-28 12:44:22
●MXeforward5.registrar-servers.com2026-07-24 → 2026-07-28 · 2 obs
● 2026-07-24 10:32:54
● 2026-07-28 12:44:22
● 2026-07-28 12:44:22
●CNAMEai-teaching-lab.circle.so2026-07-24 → 2026-07-28 · 2 obs
● 2026-07-24 10:32:54
● 2026-07-28 12:44:22
● 2026-07-28 12:44:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ai | v0n0.nic.ai, v0n2.nic.ai, v2n1.nic.ai, v2n0.nic.ai... | - |
| bettercourse.ai | dns1.registrar-servers.com, dns2.registrar-servers.com | - |
✅ Authoritative Response
Server:156.154.133.200
NS records: dns1.registrar-servers.com, dns2.registrar-servers.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bettercourse.ai (unsigned zone)
⏱️ Timing
Total: 217ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns1.registrar-servers.com, dns2.registrar-servers.com |
| MX | 5 | eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10... |
| TXT | 1 | v=spf1 include:spf.efwd.registrar-server |
| CNAME | 1 | ai-teaching-lab.circle.so |
| SOA | 1 | dns1.registrar-servers.com hostmaster.re |
Analysis
IP Addresses
bettercourse.ai directs to four IP numbers, which are 104.18.39.141, 172.64.148.115, 2606:4700:440b::6812:278d and 2606:4700:440d::ac40:9473.
boson124.ahrefs.com, mattweaverteam.circle.so, boardwave.circle.so and two other host names share IP numbers with bettercourse.ai.