`execlearningnetwork.sbs`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:26da^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:8b53^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.38.218^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.139.83^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`hugh.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b75^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hugh.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c175^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`hugh.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2175^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`hugh.ns.cloudflare.com`
		A	108.162.193.117^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hugh.ns.cloudflare.com`
		A	172.64.33.117^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hugh.ns.cloudflare.com`
		A	173.245.59.117^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hugh.ns.cloudflare.com`
NS	`nena.ns.cloudflare.com`
		A	2606:4700:50::a29f:26a1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nena.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2a1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nena.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22a1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nena.ns.cloudflare.com`
		A	108.162.194.161^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nena.ns.cloudflare.com`
		A	162.159.38.161^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nena.ns.cloudflare.com`
		A	172.64.34.161^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nena.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.38.218, 172.67.139.83
		IPv6 hints	2606:4700:3033::6815:26da, 2606:4700:3035::ac43:8b53
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=215, name=cloudflare-ech.com
SOA	`hugh.ns.cloudflare.com`dns@cloudflare.com serial=2410059898

`sbs`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns0.centralnic.net` ⭐
	NS	`a.nic.sbs`
	NS	`b.nic.sbs`
	NS	`c.nic.sbs`
	NS	`d.nic.sbs`
	SOA	`ns0.centralnic.net`hostmaster@centralnic.net serial=1785587829

⚠️ On DNS blocklist: tif

Same first word

execlearningnetwork.sbs

DNS History

6 records (6 active, 0 former)

●NShugh.ns.cloudflare.com2026-07-27 → 2026-08-01 · 2 obs

● 2026-07-27 21:32:52
● 2026-08-01 12:42:44

●NSnena.ns.cloudflare.com2026-07-27 → 2026-08-01 · 2 obs

● 2026-07-27 21:32:52
● 2026-08-01 12:42:44

●A104.21.38.2182026-07-27 → 2026-08-01 · 2 obs

● 2026-07-27 21:32:52
● 2026-08-01 12:42:44

●A172.67.139.832026-07-27 → 2026-08-01 · 2 obs

● 2026-07-27 21:32:52
● 2026-08-01 12:42:44

●A2606:4700:3033::6815:26da2026-07-27 → 2026-08-01 · 2 obs

● 2026-07-27 21:32:52
● 2026-08-01 12:42:44

●A2606:4700:3035::ac43:8b532026-07-27 → 2026-08-01 · 2 obs

● 2026-07-27 21:32:52
● 2026-08-01 12:42:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
sbs	a.nic.sbs, b.nic.sbs, c.nic.sbs, d.nic.sbs	-
execlearningnetwork.sbs	hugh.ns.cloudflare.com, nena.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.194.161

NS records: hugh.ns.cloudflare.com, nena.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for execlearningnetwork.sbs (unsigned zone)

⏱️ Timing

Total: 248ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.38.218, 172.67.139.83`
AAAA	2	`2606:4700:3035::ac43:8b53, 2606:4700:3033::6815:26da`
NS	2	`hugh.ns.cloudflare.com, nena.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`hugh.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

execlearningnetwork.sbs directs to four IP numbers, which are 104.21.38.218, 172.67.139.83, 2606:4700:3033::6815:26da and 2606:4700:3035::ac43:8b53.

Two other host names, along with shteflyuk.com, barrysmycarpets.com and www.nwlove.ru, also share IP numbers with execlearningnetwork.sbs.

Name Servers

execlearningnetwork.sbs uses two name servers for its delegation: hugh.ns.cloudflare.com and nena.ns.cloudflare.com.

execlearningnetwork.sbs shares its NS records with other domains, for example realestatejurists.cyou, execarcadia.sbs, bookresilient.click and two others.

There is at least partial name server overlap between execlearningnetwork.sbs and other domains — brianfelber.com, panelparity.com, gma-truhair.com and two more among them.

These name servers frequently co-occur with the name servers harlan.ns.cloudflare.com and chan.ns.cloudflare.com.

DNS names with 6 IP addresses:

Hostname hugh.ns.cloudflare.com directs to 108.162.193.117, 172.64.33.117 and 173.245.59.117 along with 3 other IP addresses.

Hostname nena.ns.cloudflare.com directs to 108.162.194.161, 162.159.38.161 and 172.64.34.161 along with 3 other IP addresses.

execlearningnetwork.sbs - robtex.com