estocourse.cloud - dns.ninja

`estocourse.cloud`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:c006^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:1459^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.20.89^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.192.6^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`aria.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a44^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aria.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c044^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`aria.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2044^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`aria.ns.cloudflare.com`
		A	108.162.192.68^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aria.ns.cloudflare.com`
		A	172.64.32.68^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aria.ns.cloudflare.com`
		A	173.245.58.68^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aria.ns.cloudflare.com`
NS	`mario.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bcb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mario.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1cb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mario.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21cb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mario.ns.cloudflare.com`
		A	108.162.193.203^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mario.ns.cloudflare.com`
		A	172.64.33.203^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mario.ns.cloudflare.com`
		A	173.245.59.203^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mario.ns.cloudflare.com`
TXT	`google-site-verification=SiGMtrmVFzsmm_dQe1EFnrqsQdmUXZu8QOVjf8DcA9c`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.20.89, 172.67.192.6
		IPv6 hints	2606:4700:3033::ac43:c006, 2606:4700:3035::6815:1459
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=113, name=cloudflare-ech.com
SOA	`aria.ns.cloudflare.com`dns@cloudflare.com serial=2407335881

`cloud`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns01.trs-dns.com` ⭐
	NS	`ns.trs-dns.com`
	NS	`ns01.trs-dns.net`
	NS	`ns10.trs-dns.info`
	NS	`ns10.trs-dns.org`
	SOA	`ns.trs-dns.com`trs-ops@tucows.com serial=1786480529

Same first word

estocourse.chat

estocourse.media

estocourse.cloud

estocourse.courses

estocourse.download

estocourse.men

estocourse.mom

estocourse.ltd

Similar names

sesutocore.digital

DNS History

10 records (6 active, 4 former)

●NSaria.ns.cloudflare.com2026-06-29 → 2026-08-11 · 2 obs

● 2026-06-29 00:46:06
● 2026-08-11 21:16:18

●NSmario.ns.cloudflare.com2026-06-29 → 2026-08-11 · 2 obs

● 2026-06-29 00:46:06
● 2026-08-11 21:16:18

●A104.21.20.892026-07-05 → 2026-08-11 · 3 obs

○ 2026-06-29 00:46:06
● 2026-07-05 07:34:10
● 2026-08-11 21:16:18

●A172.67.192.62026-07-05 → 2026-08-11 · 3 obs

○ 2026-06-29 00:46:06
● 2026-07-05 07:34:10
● 2026-08-11 21:16:18

○A188.114.96.02026-06-29 → 2026-06-29 · 3 obs

● 2026-06-29 00:46:06
○ 2026-07-05 07:34:10
○ 2026-08-11 21:16:18

○A188.114.97.02026-06-29 → 2026-06-29 · 3 obs

● 2026-06-29 00:46:06
○ 2026-07-05 07:34:10
○ 2026-08-11 21:16:18

●A2606:4700:3033::ac43:c0062026-07-05 → 2026-08-11 · 3 obs

○ 2026-06-29 00:46:06
● 2026-07-05 07:34:10
● 2026-08-11 21:16:18

●A2606:4700:3035::6815:14592026-07-05 → 2026-08-11 · 3 obs

○ 2026-06-29 00:46:06
● 2026-07-05 07:34:10
● 2026-08-11 21:16:18

○A2a06:98c1:3120::2026-06-29 → 2026-06-29 · 3 obs

● 2026-06-29 00:46:06
○ 2026-07-05 07:34:10
○ 2026-08-11 21:16:18

○A2a06:98c1:3121::2026-06-29 → 2026-06-29 · 3 obs

● 2026-06-29 00:46:06
○ 2026-07-05 07:34:10
○ 2026-08-11 21:16:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cloud	ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org, ns10.trs-dns.info	8 records
estocourse.cloud	aria.ns.cloudflare.com, mario.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.203

NS records: aria.ns.cloudflare.com, mario.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for estocourse.cloud (unsigned zone)

⏱️ Timing

Total: 1308ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.192.6, 104.21.20.89`
AAAA	2	`2606:4700:3033::ac43:c006, 2606:4700:3035::6815:1459`
NS	2	`aria.ns.cloudflare.com, mario.ns.cloudflare.com`
TXT	1	`google-site-verification=SiGMtrmVFzsmm_d`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`aria.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns10.trs-dns.info, ns10.trs-dns.org, ns01.trs-dns.net...)

Analysis

IP Addresses

estocourse.cloud has four IP addresses: 104.21.20.89, 172.67.192.6, 2606:4700:3033::ac43:c006 and 2606:4700:3035::6815:1459.

Additional host names — owa.rizeetf.com, roket-toto.com, interpointbv.com and two others — share IP numbers with estocourse.cloud.

Name Servers

Two name servers handle the delegation for estocourse.cloud: aria.ns.cloudflare.com and mario.ns.cloudflare.com.

estocourse.cloud shares its name server setup with other domains, including ocsport.de, colibrary.zone, novacoop.it and two others.

estocourse.cloud shares at least some of its name servers with other domains, including arpihost.com, twincasinofr.org, lojaspremium.com.br and two others.

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

Host names with 6 IP numbers:

aria.ns.cloudflare.com resolves to 108.162.192.68, 172.64.32.68 and 173.245.58.68 among others, with 3 other IP addresses in total.

mario.ns.cloudflare.com resolves to 108.162.193.203, 172.64.33.203 and 173.245.59.203 among others, with 3 other IP addresses in total.