premiumcourse.us - robtex.com
premiumcourse.us
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::ac43:9f74🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:4270🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.66.112Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.159.116🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | elisa.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:2636🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elisa.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c236🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | elisa.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2236🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | elisa.ns.cloudflare.com | ||||||
| A | 108.162.194.54🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elisa.ns.cloudflare.com | ||||||
| A | 162.159.38.54Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elisa.ns.cloudflare.com | ||||||
| A | 172.64.34.54🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elisa.ns.cloudflare.com | ||||||
| NS | elliott.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2ce4🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elliott.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3e4🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | elliott.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23e4🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | elliott.ns.cloudflare.com | ||||||
| A | 108.162.195.228🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elliott.ns.cloudflare.com | ||||||
| A | 162.159.44.228Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elliott.ns.cloudflare.com | ||||||
| A | 172.64.35.228🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elliott.ns.cloudflare.com | ||||||
| TXT | google-site-verification=6v2x_QHTOnkc5k41Ox8M4ASHzJMTpaMxlewFdMsfPcg | ||||||
| HTTPS | HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.66.112, 172.67.159.116 | ||||||
| IPv6 hints | 2606:4700:3031::ac43:9f74, 2606:4700:3037::6815:4270 | ||||||
| SOA | elisa.ns.cloudflare.comdns@cloudflare.com serial=2408106199 | ||||||
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1786025526 | ||||||
Same first word
premiumcourse.us |
Similar names
DNS History
6 records (6 active, 0 former)
●NSelisa.ns.cloudflare.com2026-07-13 → 2026-08-06 · 2 obs
● 2026-08-06 14:28:50
●NSelliott.ns.cloudflare.com2026-07-13 → 2026-08-06 · 2 obs
● 2026-08-06 14:28:50
●A104.21.66.1122026-07-13 → 2026-08-06 · 2 obs
● 2026-08-06 14:28:50
●A172.67.159.1162026-07-13 → 2026-08-06 · 2 obs
● 2026-08-06 14:28:50
●A2606:4700:3031::ac43:9f742026-07-13 → 2026-08-06 · 2 obs
● 2026-08-06 14:28:50
●A2606:4700:3037::6815:42702026-07-13 → 2026-08-06 · 2 obs
● 2026-08-06 14:28:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us... | - |
| premiumcourse.us | elliott.ns.cloudflare.com, elisa.ns.cloudflare.com | - |
✅ Authoritative Response
Server:162.159.38.54
NS records: elliott.ns.cloudflare.com, elisa.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for premiumcourse.us (unsigned zone)
⏱️ Timing
Total: 308ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.159.116, 104.21.66.112 |
| AAAA | 2 | 2606:4700:3031::ac43:9f74, 2606:4700:3037::6815:4270 |
| NS | 2 | elisa.ns.cloudflare.com, elliott.ns.cloudflare.com |
| TXT | 1 | google-site-verification=6v2x_QHTOnkc5k4 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h2"] |
| SOA | 1 | elisa.ns.cloudflare.com dns.cloudflare.c |
Analysis
IP Addresses
premiumcourse.us resolves to four IP addresses: 104.21.66.112, 172.67.159.116, 2606:4700:3031::ac43:9f74 and 2606:4700:3037::6815:4270.
Among the host names that share IP numbers with premiumcourse.us are mostbet-xsiw0.top, 3dnames.co, nebulomelo.hu and two others.
Name Servers
DNS delegation for premiumcourse.us points to two name servers: elisa.ns.cloudflare.com and elliott.ns.cloudflare.com.
premiumcourse.us has the same name server delegation as a number of other domains, such as gamegateway.net, theazcourse.com, islandairsoft.net and two more.
premiumcourse.us shares at least some of its name servers with other domains, including lamangeoire.com, zikriakmal.com, mamati-bf6.workers.dev and two others.
These name servers are routinely co-deployed with the name servers max.ns.cloudflare.com, emma.ns.cloudflare.com, brodie.ns.cloudflare.com and two others.
Host names resolving to 6 IP numbers:
elisa.ns.cloudflare.com has IP addresses 108.162.194.54, 162.159.38.54 and 172.64.34.54, plus 3 other.
elliott.ns.cloudflare.com has IP addresses 108.162.195.228, 162.159.44.228 and 172.64.35.228, plus 3 other.