ooiczj.courses - robtex.com
ooiczj.courses
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:a2ec🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:3960🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.57.96Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.162.236🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | javon.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c6c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | javon.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c36c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | javon.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:236c🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | javon.ns.cloudflare.com | ||||||
| A | 108.162.195.108🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | javon.ns.cloudflare.com | ||||||
| A | 162.159.44.108Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | javon.ns.cloudflare.com | ||||||
| A | 172.64.35.108🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | javon.ns.cloudflare.com | ||||||
| NS | lorna.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3abe🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lorna.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0be🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | lorna.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20be🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | lorna.ns.cloudflare.com | ||||||
| A | 108.162.192.190🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lorna.ns.cloudflare.com | ||||||
| A | 172.64.32.190🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lorna.ns.cloudflare.com | ||||||
| A | 173.245.58.190🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lorna.ns.cloudflare.com | ||||||
| TXT | google-site-verification=hVNozYsjggv8eVI8c71QYdMjgL6gzYBaJlte_TFbRvo | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.57.96, 172.67.162.236 | ||||||
| IPv6 hints | 2606:4700:3033::ac43:a2ec, 2606:4700:3035::6815:3960 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=45, name=cloudflare-ech.com | ||||||
| SOA | javon.ns.cloudflare.comdns@cloudflare.com serial=2401953338 | ||||||
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=1778819392 | ||||||
Subdomains
www.ooiczj.courses |
Same first word
ooiczj.courses |
DNS History
6 records (6 active, 0 former)
●NSjavon.ns.cloudflare.com2026-04-03 → 2026-05-15 · 2 obs
● 2026-05-15 06:12:54
●NSlorna.ns.cloudflare.com2026-04-03 → 2026-05-15 · 2 obs
● 2026-05-15 06:12:54
●A104.21.57.962026-04-03 → 2026-05-15 · 2 obs
● 2026-05-15 06:12:54
●A172.67.162.2362026-04-03 → 2026-05-15 · 2 obs
● 2026-05-15 06:12:54
●A2606:4700:3033::ac43:a2ec2026-04-03 → 2026-05-15 · 2 obs
● 2026-05-15 06:12:54
●A2606:4700:3035::6815:39602026-04-03 → 2026-05-15 · 2 obs
● 2026-05-15 06:12:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| courses | a.nic.courses, b.nic.courses, c.nic.courses, x.nic.courses... | 12 records |
| ooiczj.courses | lorna.ns.cloudflare.com, javon.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.192.190
NS records: lorna.ns.cloudflare.com, javon.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ooiczj.courses (unsigned zone)
⏱️ Timing
Total: 343ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.162.236, 104.21.57.96 |
| AAAA | 2 | 2606:4700:3035::6815:3960, 2606:4700:3033::ac43:a2ec |
| NS | 2 | javon.ns.cloudflare.com, lorna.ns.cloudflare.com |
| TXT | 1 | google-site-verification=hVNozYsjggv8eVI |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | javon.ns.cloudflare.com dns.cloudflare.c |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (a.nic.courses, a.nic.courses, b.nic.courses...)
Analysis
Hierarchy
ooiczj.courses is the parent of www.ooiczj.courses.
IP Addresses
ooiczj.courses points to four IP numbers: 2606:4700:3033::ac43:a2ec, 2606:4700:3035::6815:3960, 104.21.57.96 and 172.67.162.236.
Other host names including mail.palmsweetresort.com, www.yorkshireloan.co.uk, piguasso.piguet-gpt3.workers.dev, www.418yu.com and 807670.com share IP numbers with ooiczj.courses.
Name Servers
ooiczj.courses's delegation uses two name servers, javon.ns.cloudflare.com and lorna.ns.cloudflare.com.
ooiczj.courses shares the same name server setup as other domains, for example crestwoodvethospital.com, sevenhillsvet.com, veterinaryemergencyclinic.com, terravistavets.com and springhurstanimalhospital.com.
ooiczj.courses at least partially shares name servers with other domains, including robotsinmyhome.com, shamanking.ru, ikotv111.site, montessori-beauport.com and lojistikihale.com.
These name servers are often used together with pearl.ns.cloudflare.com.
Host names with six IP numbers:
javon.ns.cloudflare.com points to: 2606:4700:58::a29f:2c6c, 2803:f800:50::6ca2:c36c, 2a06:98c1:50::ac40:236c, 108.162.195.108, 162.159.44.108 and 172.64.35.108.
lorna.ns.cloudflare.com points to: 2606:4700:50::adf5:3abe, 2803:f800:50::6ca2:c0be, 2a06:98c1:50::ac40:20be, 108.162.192.190, 172.64.32.190 and 173.245.58.190.