phpark.courses - robtex.com
phpark.courses
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::6815:199d🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3033::ac43:865b🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.25.157Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.134.91🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | amanda.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a3f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | amanda.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c03f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | amanda.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:203f🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | amanda.ns.cloudflare.com | ||||||
| A | 108.162.192.63🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | amanda.ns.cloudflare.com | ||||||
| A | 172.64.32.63🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | amanda.ns.cloudflare.com | ||||||
| A | 173.245.58.63🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | amanda.ns.cloudflare.com | ||||||
| NS | piers.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c10🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | piers.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c310🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | piers.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2310🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | piers.ns.cloudflare.com | ||||||
| A | 108.162.195.16🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | piers.ns.cloudflare.com | ||||||
| A | 162.159.44.16Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | piers.ns.cloudflare.com | ||||||
| A | 172.64.35.16🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | piers.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.25.157, 172.67.134.91 | ||||||
| IPv6 hints | 2606:4700:3032::6815:199d, 2606:4700:3033::ac43:865b | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=23, name=cloudflare-ech.com | ||||||
| SOA | amanda.ns.cloudflare.comdns@cloudflare.com serial=2412536484 | ||||||
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=1787217698 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
6 records (6 active, 0 former)
●NSamanda.ns.cloudflare.com2026-08-19 → 2026-08-20 · 2 obs
● 2026-08-20 09:42:52
●NSpiers.ns.cloudflare.com2026-08-19 → 2026-08-20 · 2 obs
● 2026-08-20 09:42:52
●A104.21.25.1572026-08-19 → 2026-08-20 · 2 obs
● 2026-08-20 09:42:52
●A172.67.134.912026-08-19 → 2026-08-20 · 2 obs
● 2026-08-20 09:42:52
●A2606:4700:3032::6815:199d2026-08-19 → 2026-08-20 · 2 obs
● 2026-08-20 09:42:52
●A2606:4700:3033::ac43:865b2026-08-19 → 2026-08-20 · 2 obs
● 2026-08-20 09:42:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| courses | a.nic.courses, b.nic.courses, c.nic.courses, x.nic.courses... | 12 records |
| phpark.courses | piers.ns.cloudflare.com, amanda.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.35.16
NS records: piers.ns.cloudflare.com, amanda.ns.cloudflare.com
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at courses: Error: DNS query timeout: 37.209.192.9 for DNSKEY courses
⏱️ Timing
Total: 3631ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.134.91, 104.21.25.157 |
| AAAA | 2 | 2606:4700:3032::6815:199d, 2606:4700:3033::ac43:865b |
| NS | 2 | amanda.ns.cloudflare.com, piers.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | amanda.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (a.nic.courses, a.nic.courses, b.nic.courses...)
Analysis
IP Addresses
phpark.courses has four IP addresses: 104.21.25.157, 172.67.134.91, 2606:4700:3032::6815:199d and 2606:4700:3033::ac43:865b.
www.weil-handel.de, lonefish.net, cz-zx.com and two other host names share IP numbers with phpark.courses.
Name Servers
DNS delegation for phpark.courses points to two name servers: amanda.ns.cloudflare.com and piers.ns.cloudflare.com.
phpark.courses uses the same name servers as several other domains — among them niceph.online, jilievo.casa, sige77.mobi and two more.
phpark.courses shares at least some of its name servers with other domains, including asd33.workers.dev, medyumzeynelhoca.com, wpolskichgorach.pl and two others.
These name servers are frequently seen alongside the name servers tricia.ns.cloudflare.com.
Hostnames that resolve to 6 IP addresses:
amanda.ns.cloudflare.com has IP addresses 108.162.192.63, 172.64.32.63 and 173.245.58.63, plus 3 other.
piers.ns.cloudflare.com has IP addresses 108.162.195.16, 162.159.44.16 and 172.64.35.16, plus 3 other.