`obynphnd.courses`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:c14f^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:5a0e^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.90.14^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.193.79^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`aldo.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cf8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aldo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3f8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`aldo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23f8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`aldo.ns.cloudflare.com`
		A	108.162.195.248^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aldo.ns.cloudflare.com`
		A	162.159.44.248^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aldo.ns.cloudflare.com`
		A	172.64.35.248^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aldo.ns.cloudflare.com`
NS	`isla.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a77^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c077^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`isla.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2077^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`isla.ns.cloudflare.com`
		A	108.162.192.119^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
		A	172.64.32.119^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
		A	173.245.58.119^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
TXT	`google-site-verification=gWNIX2VVQKSmSrvcyYSZGHSdxn0EcwzcPTTbKOCFw7k`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.90.14, 172.67.193.79
		IPv6 hints	2606:4700:3032::ac43:c14f, 2606:4700:3037::6815:5a0e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=170, name=cloudflare-ech.com
SOA	`aldo.ns.cloudflare.com`dns@cloudflare.com serial=2405628228

`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.courses`admin@tldns.godaddy serial=1780431645

⚠️ On DNS blocklist: tif

Same first word

obynphnd.courses

DNS History

6 records (6 active, 0 former)

●NSaldo.ns.cloudflare.com2026-05-21 → 2026-06-02 · 2 obs

● 2026-05-21 04:40:34
● 2026-06-02 20:46:52

●NSisla.ns.cloudflare.com2026-05-21 → 2026-06-02 · 2 obs

● 2026-05-21 04:40:34
● 2026-06-02 20:46:52

●A104.21.90.142026-05-21 → 2026-06-02 · 2 obs

● 2026-05-21 04:40:34
● 2026-06-02 20:46:52

●A172.67.193.792026-05-21 → 2026-06-02 · 2 obs

● 2026-05-21 04:40:34
● 2026-06-02 20:46:52

●A2606:4700:3032::ac43:c14f2026-05-21 → 2026-06-02 · 2 obs

● 2026-05-21 04:40:34
● 2026-06-02 20:46:52

●A2606:4700:3037::6815:5a0e2026-05-21 → 2026-06-02 · 2 obs

● 2026-05-21 04:40:34
● 2026-06-02 20:46:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
courses	a.nic.courses, b.nic.courses, c.nic.courses, x.nic.courses...	12 records
obynphnd.courses	isla.ns.cloudflare.com, aldo.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.119

NS records: isla.ns.cloudflare.com, aldo.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for obynphnd.courses (unsigned zone)

⏱️ Timing

Total: 1454ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.90.14, 172.67.193.79`
AAAA	2	`2606:4700:3032::ac43:c14f, 2606:4700:3037::6815:5a0e`
NS	2	`aldo.ns.cloudflare.com, isla.ns.cloudflare.com`
TXT	1	`google-site-verification=gWNIX2VVQKSmSrv`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`aldo.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a.nic.courses, a.nic.courses, b.nic.courses...)

Analysis

IP Addresses

obynphnd.courses maps to 4 IP numbers, specifically 104.21.90.14, 172.67.193.79, 2606:4700:3032::ac43:c14f and 2606:4700:3037::6815:5a0e.

Two other host names, along with thesuite.io, gdw55e.cloudsdocumentationfile.site and myhouseclothing.com, also share IP numbers with obynphnd.courses.

Name Servers

The NS records for obynphnd.courses delegate to aldo.ns.cloudflare.com and isla.ns.cloudflare.com.

obynphnd.courses shares its NS records with other domains, for example ts1.world, h6527.me, rs888.me and two others.

obynphnd.courses shares at least some of its name servers with other domains, including nulanet.com, stakee.org, dazetheory.com and two others.

These name servers are frequently seen alongside the name servers dahlia.ns.cloudflare.com.

DNS names with 6 IP addresses:

aldo.ns.cloudflare.com points to 108.162.195.248, 162.159.44.248, 172.64.35.248 and three other IP addresses.

isla.ns.cloudflare.com points to 108.162.192.119, 172.64.32.119, 173.245.58.119 and three other IP addresses.

obynphnd.courses - robtex.com