`ixtjmmf.courses`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:779^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:824c^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.7.121^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.130.76^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`eugene.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c48^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eugene.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c348^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`eugene.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2348^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`eugene.ns.cloudflare.com`
		A	108.162.195.72^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eugene.ns.cloudflare.com`
		A	162.159.44.72^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eugene.ns.cloudflare.com`
		A	172.64.35.72^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eugene.ns.cloudflare.com`
NS	`sky.ns.cloudflare.com`
		A	2606:4700:50::a29f:2602^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sky.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c202^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sky.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2202^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sky.ns.cloudflare.com`
		A	108.162.194.2^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sky.ns.cloudflare.com`
		A	162.159.38.2^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sky.ns.cloudflare.com`
		A	172.64.34.2^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sky.ns.cloudflare.com`
TXT	`google-site-verification=iv3CRUAsO9_MSB8UT0sFH7hOfkdf-TCdPnN_HR3fObs`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.7.121, 172.67.130.76
		IPv6 hints	2606:4700:3030::6815:779, 2606:4700:3032::ac43:824c
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=213, name=cloudflare-ech.com
SOA	`eugene.ns.cloudflare.com`dns@cloudflare.com serial=2401326490

`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=1775964865

⚠️ On DNS blocklist: tif

Same first word

ixtjmmf.courses

DNS History

10 records (6 active, 4 former)

●NSeugene.ns.cloudflare.com2026-03-27 → 2026-04-12 · 2 obs

● 2026-03-27 14:42:20
● 2026-04-12 05:00:38

●NSsky.ns.cloudflare.com2026-03-27 → 2026-04-12 · 2 obs

● 2026-03-27 14:42:20
● 2026-04-12 05:00:38

●A104.21.7.1212026-03-27 → 2026-04-12 · 31 obs

● 2026-03-27 14:42:20
● 2026-03-27 22:46:20
○ 2026-03-28 04:09:10
● 2026-03-28 14:35:36
○ 2026-03-28 17:22:50
● 2026-03-28 23:07:24
● 2026-03-29 23:08:46
○ 2026-03-30 11:58:12
● 2026-03-30 19:57:06
● 2026-03-30 23:08:34
○ 2026-03-31 12:54:52
● 2026-03-31 23:07:58
● 2026-04-02 06:07:22
○ 2026-04-02 18:27:20
● 2026-04-03 08:15:28
● 2026-04-03 23:09:50
○ 2026-04-04 19:49:38
● 2026-04-04 23:08:46
● 2026-04-05 17:34:54
○ 2026-04-05 22:13:06
● 2026-04-05 23:08:02
○ 2026-04-06 19:39:08
● 2026-04-06 23:08:36
○ 2026-04-07 00:28:48
● 2026-04-07 23:07:38
○ 2026-04-08 01:43:50
● 2026-04-08 23:08:40
● 2026-04-09 04:03:20
○ 2026-04-09 16:20:00
● 2026-04-09 20:47:30
● 2026-04-12 05:00:38

●A172.67.130.762026-03-27 → 2026-04-12 · 31 obs

○A188.114.96.02026-03-28 → 2026-04-09 · 30 obs

○ 2026-03-27 22:46:20
● 2026-03-28 04:09:10
○ 2026-03-28 14:35:36
● 2026-03-28 17:22:50
○ 2026-03-28 23:07:24
○ 2026-03-29 23:08:46
● 2026-03-30 11:58:12
○ 2026-03-30 19:57:06
○ 2026-03-30 23:08:34
● 2026-03-31 12:54:52
○ 2026-03-31 23:07:58
○ 2026-04-02 06:07:22
● 2026-04-02 18:27:20
○ 2026-04-03 08:15:28
○ 2026-04-03 23:09:50
● 2026-04-04 19:49:38
○ 2026-04-04 23:08:46
○ 2026-04-05 17:34:54
● 2026-04-05 22:13:06
○ 2026-04-05 23:08:02
● 2026-04-06 19:39:08
○ 2026-04-06 23:08:36
● 2026-04-07 00:28:48
○ 2026-04-07 23:07:38
● 2026-04-08 01:43:50
○ 2026-04-08 23:08:40
○ 2026-04-09 04:03:20
● 2026-04-09 16:20:00
○ 2026-04-09 20:47:30
○ 2026-04-12 05:00:38

○A188.114.97.02026-03-28 → 2026-04-09 · 30 obs

●A2606:4700:3030::6815:7792026-03-27 → 2026-04-12 · 33 obs

● 2026-03-27 14:42:20
● 2026-03-27 22:46:20
○ 2026-03-28 04:09:10
● 2026-03-28 14:35:36
● 2026-03-28 23:07:24
○ 2026-03-29 16:00:44
● 2026-03-29 23:08:46
○ 2026-03-30 11:58:12
● 2026-03-30 19:57:06
● 2026-03-30 23:08:34
○ 2026-03-31 12:54:52
● 2026-03-31 23:07:58
● 2026-04-02 06:07:22
○ 2026-04-02 18:27:20
● 2026-04-03 08:15:28
● 2026-04-04 23:08:46
○ 2026-04-05 10:53:40
● 2026-04-05 17:34:54
○ 2026-04-05 22:13:06
● 2026-04-05 23:08:02
○ 2026-04-06 19:39:08
● 2026-04-06 23:08:36
○ 2026-04-07 00:28:48
● 2026-04-07 23:07:38
○ 2026-04-08 01:43:50
● 2026-04-08 23:08:40
● 2026-04-09 04:03:20
○ 2026-04-09 16:20:00
● 2026-04-09 20:47:30
● 2026-04-09 23:07:50
○ 2026-04-10 20:18:46
● 2026-04-10 23:07:24
● 2026-04-12 05:00:38

●A2606:4700:3032::ac43:824c2026-03-27 → 2026-04-12 · 33 obs

○A2a06:98c1:3120::2026-03-28 → 2026-04-10 · 32 obs

○ 2026-03-27 22:46:20
● 2026-03-28 04:09:10
○ 2026-03-28 14:35:36
○ 2026-03-28 23:07:24
● 2026-03-29 16:00:44
○ 2026-03-29 23:08:46
● 2026-03-30 11:58:12
○ 2026-03-30 19:57:06
○ 2026-03-30 23:08:34
● 2026-03-31 12:54:52
○ 2026-03-31 23:07:58
○ 2026-04-02 06:07:22
● 2026-04-02 18:27:20
○ 2026-04-03 08:15:28
○ 2026-04-04 23:08:46
● 2026-04-05 10:53:40
○ 2026-04-05 17:34:54
● 2026-04-05 22:13:06
○ 2026-04-05 23:08:02
● 2026-04-06 19:39:08
○ 2026-04-06 23:08:36
● 2026-04-07 00:28:48
○ 2026-04-07 23:07:38
● 2026-04-08 01:43:50
○ 2026-04-08 23:08:40
○ 2026-04-09 04:03:20
● 2026-04-09 16:20:00
○ 2026-04-09 20:47:30
○ 2026-04-09 23:07:50
● 2026-04-10 20:18:46
○ 2026-04-10 23:07:24
○ 2026-04-12 05:00:38

○A2a06:98c1:3121::2026-03-28 → 2026-04-10 · 32 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
courses	a.nic.courses, b.nic.courses, c.nic.courses, x.nic.courses...	12 records
ixtjmmf.courses	eugene.ns.cloudflare.com, sky.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.72

NS records: eugene.ns.cloudflare.com, sky.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ixtjmmf.courses (unsigned zone)

⏱️ Timing

Total: 217ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.7.121, 172.67.130.76`
AAAA	2	`2606:4700:3030::6815:779, 2606:4700:3032::ac43:824c`
NS	2	`eugene.ns.cloudflare.com, sky.ns.cloudflare.com`
TXT	1	`google-site-verification=iv3CRUAsO9_MSB8`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`eugene.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

ixtjmmf.courses points to four IP numbers: 2606:4700:3030::6815:779, 2606:4700:3032::ac43:824c, 104.21.7.121 and 172.67.130.76.

Other host names, for instance www.tes777.vip, www.biblicalcatholic.com, retas.org, www.gildedgames.com and attungaskilodge.com.au share IP numbers with ixtjmmf.courses.

Name Servers

ixtjmmf.courses's delegation is to two name servers eugene.ns.cloudflare.com and sky.ns.cloudflare.com.

ixtjmmf.courses shares the same name server configuration as other domains, such as electrica-eicsa.com, 9flavors.com, love-yourself-naturally.com, lhvutc.best and drksha.com.

ixtjmmf.courses at least partially shares its name servers with other domains, for instance macan-amsjd.info, pousadaalohasantos.com.br, aviator.com.pk, videos-environnement.com and mailqwo.com.

These name servers are commonly used with kyree.ns.cloudflare.com, ulla.ns.cloudflare.com and meilani.ns.cloudflare.com.

Host names with six IP numbers:

eugene.ns.cloudflare.com points to: 2606:4700:58::a29f:2c48, 2803:f800:50::6ca2:c348, 2a06:98c1:50::ac40:2348, 108.162.195.72, 162.159.44.72 and 172.64.35.72.

sky.ns.cloudflare.com points to: 2606:4700:50::a29f:2602, 2803:f800:50::6ca2:c202, 2a06:98c1:50::ac40:2202, 108.162.194.2, 162.159.38.2 and 172.64.34.2.

ixtjmmf.courses - robtex.com

ixtjmmf.courses

courses