gobfvl.courses - robtex.com
gobfvl.courses
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3035::6815:605e🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::ac43:b048🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.96.94Cloudflare104.21.96.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.176.72🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | angelina.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:26e8🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | angelina.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2e8🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | angelina.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22e8🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | angelina.ns.cloudflare.com | ||||||
| A | 108.162.194.232🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | angelina.ns.cloudflare.com | ||||||
| A | 162.159.38.232Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | angelina.ns.cloudflare.com | ||||||
| A | 172.64.34.232🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | angelina.ns.cloudflare.com | ||||||
| NS | olof.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c33🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | olof.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c333🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | olof.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2333🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | olof.ns.cloudflare.com | ||||||
| A | 108.162.195.51🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | olof.ns.cloudflare.com | ||||||
| A | 162.159.44.51Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | olof.ns.cloudflare.com | ||||||
| A | 172.64.35.51🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | olof.ns.cloudflare.com | ||||||
| TXT | google-site-verification=eJv9_oQ0u4FvqZ1DBgCAsWFqx8hfZge2Sot2T_ipg7s | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.96.94, 172.67.176.72 | ||||||
| IPv6 hints | 2606:4700:3035::6815:605e, 2606:4700:3035::ac43:b048 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=75, name=cloudflare-ech.com | ||||||
| SOA | angelina.ns.cloudflare.comdns@cloudflare.com serial=2401890623 | ||||||
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=1777064195 | ||||||
Subdomains
4i.gobfvl.courses |
Same first word
gobfvl.courses |
Similar names
DNS History
6 records (6 active, 0 former)
●NSangelina.ns.cloudflare.com2026-04-04 → 2026-04-24 · 2 obs
● 2026-04-24 22:50:18
●NSolof.ns.cloudflare.com2026-04-04 → 2026-04-24 · 2 obs
● 2026-04-24 22:50:18
●A104.21.96.942026-04-04 → 2026-04-24 · 2 obs
● 2026-04-24 22:50:18
●A172.67.176.722026-04-04 → 2026-04-24 · 2 obs
● 2026-04-24 22:50:18
●A2606:4700:3035::6815:605e2026-04-04 → 2026-04-24 · 2 obs
● 2026-04-24 22:50:18
●A2606:4700:3035::ac43:b0482026-04-04 → 2026-04-24 · 2 obs
● 2026-04-24 22:50:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| courses | c.nic.courses, z.nic.courses, y.nic.courses, b.nic.courses... | 12 records |
| gobfvl.courses | olof.ns.cloudflare.com, angelina.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.195.51
NS records: olof.ns.cloudflare.com, angelina.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gobfvl.courses (unsigned zone)
⏱️ Timing
Total: 788ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.176.72, 104.21.96.94 |
| AAAA | 2 | 2606:4700:3035::ac43:b048, 2606:4700:3035::6815:605e |
| NS | 2 | angelina.ns.cloudflare.com, olof.ns.cloudflare.com |
| TXT | 1 | google-site-verification=eJv9_oQ0u4FvqZ1 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | angelina.ns.cloudflare.com dns.cloudflar |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (z.nic.courses, y.nic.courses, x.nic.courses...)
Analysis
Hierarchy
gobfvl.courses is the parent of 4i.gobfvl.courses.
IP Addresses
gobfvl.courses resolves to four IP numbers: 2606:4700:3035::6815:605e, 2606:4700:3035::ac43:b048, 104.21.96.94 and 172.67.176.72.
other host names for instance edgz.net, agora.com.do, asgmotor.com, blacktail.it and zoolitictech.digital share IP numbers with gobfvl.courses.
Name Servers
gobfvl.courses is delegated to two name servers: angelina.ns.cloudflare.com and olof.ns.cloudflare.com.
gobfvl.courses shares the same name server setup as other domains, for example nyajzkwj.property, challengetrophies.co.uk, stroudmedia.com, stakebin.io and vizga.com.
gobfvl.courses at least partially shares name servers with other domains, for instance teiekhlxqw.wiki, gbi.cc, redib.org, impressionscatering.com.au and n610.cn.
These name servers are often used with ruth.ns.cloudflare.com and opal.ns.cloudflare.com.
Host names with six IP numbers:
angelina.ns.cloudflare.com points to: 2606:4700:50::a29f:26e8, 2803:f800:50::6ca2:c2e8, 2a06:98c1:50::ac40:22e8, 108.162.194.232, 162.159.38.232 and 172.64.34.232; olof.ns.cloudflare.com points to: 2606:4700:58::a29f:2c33, 2803:f800:50::6ca2:c333, 2a06:98c1:50::ac40:2333, 108.162.195.51, 162.159.44.51 and 172.64.35.51.