mx.cyberskools.com - robtex.com
mx.cyberskools.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::6815:49c1🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::ac43:a5ca🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.73.193Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.165.202🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.73.193, 172.67.165.202 | ||||||
| IPv6 hints | 2606:4700:3032::6815:49c1, 2606:4700:3036::ac43:a5ca | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=151, name=cloudflare-ech.com | ||||||
cyberskools.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::6815:49c1🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::ac43:a5ca🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.73.193Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.165.202🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | drew.ns.cloudflare.com ⭐ | ||||||
| NS | nora.ns.cloudflare.com | ||||||
| MX | mx.cyberskools.com ⭐ | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.73.193, 172.67.165.202 | ||||||
| IPv6 hints | 2606:4700:3032::6815:49c1, 2606:4700:3036::ac43:a5ca | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=151, name=cloudflare-ech.com | ||||||
| SOA | drew.ns.cloudflare.comdns@cloudflare.com serial=2403809438 | ||||||
MX for
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●A104.21.73.1932026-04-20 → 2026-06-16 · 2 obs
● 2026-04-20 20:16:56
● 2026-06-16 19:30:32
● 2026-06-16 19:30:32
●A172.67.165.2022026-04-20 → 2026-06-16 · 2 obs
● 2026-04-20 20:16:56
● 2026-06-16 19:30:32
● 2026-06-16 19:30:32
●A2606:4700:3032::6815:49c12026-04-20 → 2026-06-16 · 2 obs
● 2026-04-20 20:16:56
● 2026-06-16 19:30:32
● 2026-06-16 19:30:32
●A2606:4700:3036::ac43:a5ca2026-04-20 → 2026-06-16 · 2 obs
● 2026-04-20 20:16:56
● 2026-06-16 19:30:32
● 2026-06-16 19:30:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, g.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net... | - |
| cyberskools.com | drew.ns.cloudflare.com, nora.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.193.160
NS records: drew.ns.cloudflare.com, nora.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cyberskools.com (unsigned zone)
⏱️ Timing
Total: 128ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.73.193, 172.67.165.202 |
| AAAA | 2 | 2606:4700:3032::6815:49c1, 2606:4700:3036::ac43:a5ca |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (drew.ns.cloudflare.com, drew.ns.cloudflare.com, drew.ns.cloudflare.com...)
Analysis
Mail Server Role
Mail for cyberskools.com is routed through the mail server mx.cyberskools.com.
IP Addresses
mx.cyberskools.com points to the four IP addresses 104.21.73.193, 172.67.165.202, 2606:4700:3032::6815:49c1 and 2606:4700:3036::ac43:a5ca.
layout.org, mail.oldschool-dreamteam.de, vcckk.com plus two other host names have IP numbers in common with mx.cyberskools.com.