viet69.courses - robtex.com
viet69.courses
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:c3c5🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:3c66🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.60.102Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.195.197🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | kaiser.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c09🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kaiser.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c309🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | kaiser.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2309🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | kaiser.ns.cloudflare.com | ||||||
| A | 108.162.195.9🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kaiser.ns.cloudflare.com | ||||||
| A | 162.159.44.9Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kaiser.ns.cloudflare.com | ||||||
| A | 172.64.35.9🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kaiser.ns.cloudflare.com | ||||||
| NS | tiffany.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:263c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tiffany.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c23c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | tiffany.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:223c🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | tiffany.ns.cloudflare.com | ||||||
| A | 108.162.194.60🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tiffany.ns.cloudflare.com | ||||||
| A | 162.159.38.60Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tiffany.ns.cloudflare.com | ||||||
| A | 172.64.34.60🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tiffany.ns.cloudflare.com | ||||||
| TXT | google-site-verification=pB5_2zVM6phzmgELk3FvABXl5SV8XUDpkiL37HxsqsQ | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.60.102, 172.67.195.197 | ||||||
| IPv6 hints | 2606:4700:3033::ac43:c3c5, 2606:4700:3037::6815:3c66 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=49, name=cloudflare-ech.com | ||||||
| SOA | kaiser.ns.cloudflare.comdns@cloudflare.com serial=2410007429 | ||||||
courses
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.courses ⭐ | ||||||
| NS | b.nic.courses | ||||||
| NS | c.nic.courses | ||||||
| NS | x.nic.courses | ||||||
| NS | y.nic.courses | ||||||
| NS | z.nic.courses | ||||||
| SOA | a.nic.coursesadmin@tldns.godaddy serial=1786040359 | ||||||
⚠️ On DNS blocklist: spam-tlds
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSkaiser.ns.cloudflare.com2026-08-02 → 2026-08-06 · 2 obs
● 2026-08-06 18:29:40
●NStiffany.ns.cloudflare.com2026-08-02 → 2026-08-06 · 2 obs
● 2026-08-06 18:29:40
●A104.21.60.1022026-08-02 → 2026-08-06 · 2 obs
● 2026-08-06 18:29:40
●A172.67.195.1972026-08-02 → 2026-08-06 · 2 obs
● 2026-08-06 18:29:40
●A2606:4700:3033::ac43:c3c52026-08-02 → 2026-08-06 · 2 obs
● 2026-08-06 18:29:40
●A2606:4700:3037::6815:3c662026-08-02 → 2026-08-06 · 2 obs
● 2026-08-06 18:29:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| courses | a.nic.courses, b.nic.courses, c.nic.courses, x.nic.courses... | 12 records |
| viet69.courses | tiffany.ns.cloudflare.com, kaiser.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.34.60
NS records: tiffany.ns.cloudflare.com, kaiser.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for viet69.courses (unsigned zone)
⏱️ Timing
Total: 508ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.195.197, 104.21.60.102 |
| AAAA | 2 | 2606:4700:3033::ac43:c3c5, 2606:4700:3037::6815:3c66 |
| NS | 2 | kaiser.ns.cloudflare.com, tiffany.ns.cloudflare.com |
| TXT | 1 | google-site-verification=pB5_2zVM6phzmgE |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | kaiser.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (a.nic.courses, b.nic.courses, c.nic.courses...)
Analysis
IP Addresses
viet69.courses directs to four IP numbers, which are 104.21.60.102, 172.67.195.197, 2606:4700:3033::ac43:c3c5 and 2606:4700:3037::6815:3c66.
chrysostompress.org, www.kalosa.in, kalosa.in and two other host names share IP numbers with viet69.courses.
Name Servers
The NS records for viet69.courses delegate to kaiser.ns.cloudflare.com and tiffany.ns.cloudflare.com.
viet69.courses uses the same name servers as several other domains — among them painlesspress.com, (0x736578)viet69.pro, viet69.center and two more.
The name servers of viet69.courses overlap at least partially with those of other domains — among them thena-fi.com, ouyato.com, smecltd.com and two more.
It is common to find these name servers alongside the name servers stevie.ns.cloudflare.com, steven.ns.cloudflare.com, devin.ns.cloudflare.com and two others.
Hostnames that resolve to 6 IP addresses:
kaiser.ns.cloudflare.com maps to 108.162.195.9, 162.159.44.9, 172.64.35.9 and 3 additional IP addresses.
tiffany.ns.cloudflare.com maps to 108.162.194.60, 162.159.38.60, 172.64.34.60 and 3 additional IP addresses.