execlearningsphere.sbs - robtex.com
execlearningsphere.sbs
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::6815:2749🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3034::ac43:8fa7🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.39.73Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.143.167🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | leonard.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c36🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | leonard.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c336🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | leonard.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2336🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | leonard.ns.cloudflare.com | ||||||
| A | 108.162.195.54🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | leonard.ns.cloudflare.com | ||||||
| A | 162.159.44.54Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | leonard.ns.cloudflare.com | ||||||
| A | 172.64.35.54🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | leonard.ns.cloudflare.com | ||||||
| NS | virginia.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:2625🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | virginia.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c225🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | virginia.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2225🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | virginia.ns.cloudflare.com | ||||||
| A | 108.162.194.37🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | virginia.ns.cloudflare.com | ||||||
| A | 162.159.38.37Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | virginia.ns.cloudflare.com | ||||||
| A | 172.64.34.37🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | virginia.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.39.73, 172.67.143.167 | ||||||
| IPv6 hints | 2606:4700:3031::6815:2749, 2606:4700:3034::ac43:8fa7 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=123, name=cloudflare-ech.com | ||||||
| SOA | leonard.ns.cloudflare.comdns@cloudflare.com serial=2408341269 | ||||||
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.nethostmaster@centralnic.net serial=1785299341 | ||||||
Same first word
execlearningsphere.sbs |
DNS History
6 records (6 active, 0 former)
●NSleonard.ns.cloudflare.com2026-07-25 → 2026-07-29 · 2 obs
● 2026-07-29 04:36:08
●NSvirginia.ns.cloudflare.com2026-07-25 → 2026-07-29 · 2 obs
● 2026-07-29 04:36:08
●A104.21.39.732026-07-25 → 2026-07-29 · 2 obs
● 2026-07-29 04:36:08
●A172.67.143.1672026-07-25 → 2026-07-29 · 2 obs
● 2026-07-29 04:36:08
●A2606:4700:3031::6815:27492026-07-25 → 2026-07-29 · 2 obs
● 2026-07-29 04:36:08
●A2606:4700:3034::ac43:8fa72026-07-25 → 2026-07-29 · 2 obs
● 2026-07-29 04:36:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| sbs | a.nic.sbs, b.nic.sbs, c.nic.sbs, d.nic.sbs | 8 records |
| execlearningsphere.sbs | leonard.ns.cloudflare.com, virginia.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.34.37
NS records: leonard.ns.cloudflare.com, virginia.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for execlearningsphere.sbs (unsigned zone)
⏱️ Timing
Total: 531ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.39.73, 172.67.143.167 |
| AAAA | 2 | 2606:4700:3031::6815:2749, 2606:4700:3034::ac43:8fa7 |
| NS | 2 | leonard.ns.cloudflare.com, virginia.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | leonard.ns.cloudflare.com dns.cloudflare |
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (a.nic.sbs, a.nic.sbs, b.nic.sbs...)
Analysis
IP Addresses
execlearningsphere.sbs directs to four IP numbers, which are 104.21.39.73, 172.67.143.167, 2606:4700:3031::6815:2749 and 2606:4700:3034::ac43:8fa7.
Additional host names — tarkan-sitesi.com, primeroyalcentral.com, mail.thinkgroup.vn and two others — share IP numbers with execlearningsphere.sbs.
Name Servers
execlearningsphere.sbs has two authoritative name servers — leonard.ns.cloudflare.com and virginia.ns.cloudflare.com.
execlearningsphere.sbs shares its name server setup with other domains, including bookfit.shop, realtylawalliance.click, estatelawemporium.click and two others.
The name servers of execlearningsphere.sbs overlap at least partially with those of other domains — among them jobbmkb.com, itsol.net, themaclive.com and two more.
These name servers commonly appear alongside the name servers clay.ns.cloudflare.com and susan.ns.cloudflare.com.
Host names with 6 IP numbers:
leonard.ns.cloudflare.com points to 108.162.195.54, 162.159.44.54, 172.64.35.54 and 3 other IP addresses.
virginia.ns.cloudflare.com points to 108.162.194.37, 162.159.38.37, 172.64.34.37 and 3 other IP addresses.