dpsfhl.courses - robtex.com
dpsfhl.courses
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::ac43:8b5c🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:3904🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.57.4Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.139.92🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | meadow.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:2633🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | meadow.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c233🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | meadow.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2233🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | meadow.ns.cloudflare.com | ||||||
| A | 108.162.194.51🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | meadow.ns.cloudflare.com | ||||||
| A | 162.159.38.51Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | meadow.ns.cloudflare.com | ||||||
| A | 172.64.34.51🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | meadow.ns.cloudflare.com | ||||||
| NS | tanner.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c61🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tanner.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c361🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | tanner.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2361🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | tanner.ns.cloudflare.com | ||||||
| A | 108.162.195.97🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tanner.ns.cloudflare.com | ||||||
| A | 162.159.44.97Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tanner.ns.cloudflare.com | ||||||
| A | 172.64.35.97🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tanner.ns.cloudflare.com | ||||||
| TXT | google-site-verification=GAvqGvGW8aIfdLBU_2y7NdlBtkZ5T08AAv-JI95BVLY | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.57.4, 172.67.139.92 | ||||||
| IPv6 hints | 2606:4700:3030::ac43:8b5c, 2606:4700:3035::6815:3904 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=151, name=cloudflare-ech.com | ||||||
| SOA | meadow.ns.cloudflare.comdns@cloudflare.com serial=2398816134 | ||||||
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=1776019485 | ||||||
Subdomains
www.dpsfhl.courses |
Same first word
dpsfhl.courses |
Similar names
DNS History
6 records (6 active, 0 former)
●NSmeadow.ns.cloudflare.com2026-04-01 → 2026-04-12 · 2 obs
● 2026-04-12 21:17:22
●NStanner.ns.cloudflare.com2026-04-01 → 2026-04-12 · 2 obs
● 2026-04-12 21:17:22
●A104.21.57.42026-04-01 → 2026-04-12 · 2 obs
● 2026-04-12 21:17:22
●A172.67.139.922026-04-01 → 2026-04-12 · 2 obs
● 2026-04-12 21:17:22
●A2606:4700:3030::ac43:8b5c2026-04-01 → 2026-04-12 · 2 obs
● 2026-04-12 21:17:22
●A2606:4700:3035::6815:39042026-04-01 → 2026-04-12 · 2 obs
● 2026-04-12 21:17:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| courses | x.nic.courses, y.nic.courses, a.nic.courses, c.nic.courses... | 12 records |
| dpsfhl.courses | tanner.ns.cloudflare.com, meadow.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.34.51
NS records: tanner.ns.cloudflare.com, meadow.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dpsfhl.courses (unsigned zone)
⏱️ Timing
Total: 429ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.139.92, 104.21.57.4 |
| AAAA | 2 | 2606:4700:3035::6815:3904, 2606:4700:3030::ac43:8b5c |
| NS | 2 | meadow.ns.cloudflare.com, tanner.ns.cloudflare.com |
| TXT | 1 | google-site-verification=GAvqGvGW8aIfdLB |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | meadow.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (z.nic.courses, y.nic.courses, x.nic.courses...)
Analysis
Hierarchy
dpsfhl.courses is the parent of www.dpsfhl.courses.
IP Addresses
dpsfhl.courses resolves to four IP numbers: 2606:4700:3030::ac43:8b5c, 2606:4700:3035::6815:3904, 104.21.57.4 and 172.67.139.92.
other host names for instance find-best-videos.com, cuvari.rs, thetechexplorer.co.uk, readingtontwpnj.gov and dormalab.com share IP numbers with dpsfhl.courses.
Name Servers
dpsfhl.courses is delegated to two name servers: meadow.ns.cloudflare.com and tanner.ns.cloudflare.com.
dpsfhl.courses shares the same name server setup as other domains, for example qdhxw.cn, kusanagi-vps.com, ugbegs.live, buzztech.com.au and prvi.hr.
dpsfhl.courses at least partially shares name servers with other domains, for instance neziroglu.com.tr, expertpososudam.ru, tyc345678.com, uslaf.org and isfinder.com.
These name servers are commonly used with iris.ns.cloudflare.com, arvind.ns.cloudflare.com and valentin.ns.cloudflare.com.
Host names with six IP numbers:
meadow.ns.cloudflare.com points to: 2606:4700:50::a29f:2633, 2803:f800:50::6ca2:c233, 2a06:98c1:50::ac40:2233, 108.162.194.51, 162.159.38.51 and 172.64.34.51; tanner.ns.cloudflare.com points to: 2606:4700:58::a29f:2c61, 2803:f800:50::6ca2:c361, 2a06:98c1:50::ac40:2361, 108.162.195.97, 162.159.44.97 and 172.64.35.97.