studylecturenotes.com.cdn.cloudflare.net - robtex.com
studylecturenotes.com.cdn.cloudflare.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:d60c🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::6815:5612🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.86.18Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.214.12🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.86.18, 172.67.214.12 | ||||||
| IPv6 | 2606:4700:3033::ac43:d60c, 2606:4700:3036::6815:5612 | ||||||
com.cdn.cloudflare.net
| DNSSEC | ⚠️ Not signed | ||||||
Subdomains
www.studylecturenotes.com.cdn.cloudflare.net |
Same first word
DNS History
4 records (4 active, 0 former)
●A104.21.86.182026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 15:51:46
●A172.67.214.122026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 15:51:46
●A2606:4700:3033::ac43:d60c2026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 15:51:46
●A2606:4700:3036::6815:56122026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 15:51:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cloudflare.net | ns1.cloudflare.net, ns2.cloudflare.net, ns3.cloudflare.net, ns4.cloudflare.net... | 30 records |
✅ Authoritative Response
Server:108.162.198.250
NS records: ns1.cloudflare.net, ns2.cloudflare.net, ns3.cloudflare.net, ns4.cloudflare.net, ns5.cloudflare.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 136ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.86.18, 172.67.214.12 |
| AAAA | 2 | 2606:4700:3036::6815:5612, 2606:4700:3033::ac43:d60c |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
📌 Glue Records Collected
Total: 30
In-bailiwick: 30 (ns1.cloudflare.net, ns1.cloudflare.net, ns1.cloudflare.net...)
Analysis
Hierarchy
www.studylecturenotes.com.cdn.cloudflare.net is a child of studylecturenotes.com.cdn.cloudflare.net.
IP Addresses
studylecturenotes.com.cdn.cloudflare.net refers to four IP numbers: 2606:4700:3033::ac43:d60c, 2606:4700:3036::6815:5612, 104.21.86.18 and 172.67.214.12.
Other host names, for instance bazanekretnina.com, myyasuntoni.fi, stationersguild.org, studylecturenotes.com and disco-tech.net share IP numbers with studylecturenotes.com.cdn.cloudflare.net.