hostmaster.studentcheckpoint.com - robtex.com
hostmaster.studentcheckpoint.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3037::6815:4eee🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:8a6e🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.78.238Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.138.110🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.78.238, 172.67.138.110 | ||||||
| IPv6 hints | 2606:4700:3037::6815:4eee, 2606:4700:3037::ac43:8a6e | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=220, name=cloudflare-ech.com | ||||||
studentcheckpoint.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3037::6815:4eee🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:8a6e🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.78.238Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.138.110🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | elliott.ns.cloudflare.com ⭐ | ||||||
| NS | nina.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.78.238, 172.67.138.110 | ||||||
| IPv6 hints | 2606:4700:3037::6815:4eee, 2606:4700:3037::ac43:8a6e | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=220, name=cloudflare-ech.com | ||||||
| SOA | elliott.ns.cloudflare.comdns@cloudflare.com serial=2401941699 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●A104.21.78.2382026-02-27 → 2026-05-15 · 2 obs
● 2026-02-27 03:22:44
● 2026-05-15 00:38:02
● 2026-05-15 00:38:02
●A172.67.138.1102026-02-27 → 2026-05-15 · 2 obs
● 2026-02-27 03:22:44
● 2026-05-15 00:38:02
● 2026-05-15 00:38:02
●A2606:4700:3037::6815:4eee2026-02-27 → 2026-05-15 · 2 obs
● 2026-02-27 03:22:44
● 2026-05-15 00:38:02
● 2026-05-15 00:38:02
●A2606:4700:3037::ac43:8a6e2026-02-27 → 2026-05-15 · 2 obs
● 2026-02-27 03:22:44
● 2026-05-15 00:38:02
● 2026-05-15 00:38:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| studentcheckpoint.com | nina.ns.cloudflare.com, elliott.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.195.228
NS records: nina.ns.cloudflare.com, elliott.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studentcheckpoint.com (unsigned zone)
⏱️ Timing
Total: 94ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.138.110, 104.21.78.238 |
| AAAA | 2 | 2606:4700:3037::ac43:8a6e, 2606:4700:3037::6815:4eee |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (nina.ns.cloudflare.com, nina.ns.cloudflare.com, nina.ns.cloudflare.com...)
Analysis
IP Addresses
hostmaster.studentcheckpoint.com points to four IP numbers: 2606:4700:3037::6815:4eee, 2606:4700:3037::ac43:8a6e, 104.21.78.238 and 172.67.138.110.
For instance, other host names www.mewicked.com, dgt.com.tw, www.roobetsaap.com, cortesventures.com and airlessteam.com share IP numbers with hostmaster.studentcheckpoint.com.