tutorialsphere.com - robtex.com
tutorialsphere.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 162.241.226.12🇺🇸 ORACLE-OCI-31898162.241.224.0/21 Google | ||||||
| PTR | 162-241-226-12.unifiedlayer.com | ||||||
| NS | ns1.bluehost.com ⭐ | ||||||
| A | 162.159.24.80Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.bluehost.com | ||||||
| NS | ns2.bluehost.com | ||||||
| A | 162.159.25.175Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns2.bluehost.com | ||||||
| MX | tutorialsphere.com ⭐ | ||||||
| A | 162.241.226.12🇺🇸 ORACLE-OCI-31898162.241.224.0/21 Google | ||||||
| PTR | 162-241-226-12.unifiedlayer.com | ||||||
| TXT | v=spf1 a mx ptr include:bluehost.com ?all | ||||||
| SOA | ns1.bluehost.comroot@box5305.bluehost.com 2025-07-15 #0 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1788106520 | ||||||
MX for
tutorialsphere.com |
Previously MX for
www.tutorialsphere.com |
Subdomains
www.tutorialsphere.com |
Same first word
tutorialsphere.com |
Similar names
Previous names
Next names
DNS History
5 records (4 active, 1 former)
●NSns1.bluehost.com2015-06-27 → 2026-08-30 · 2 obs
● 2026-08-30 16:29:10
●NSns2.bluehost.com2015-06-27 → 2026-08-30 · 2 obs
● 2026-08-30 16:29:10
●MXtutorialsphere.com2015-06-27 → 2026-08-30 · 2 obs
● 2026-08-30 16:29:10
●A162.241.226.122026-05-15 → 2026-08-30 · 3 obs
● 2026-05-15 10:34:54
● 2026-08-30 16:29:10
○A74.220.219.512015-06-27 → 2017-06-29 · 4 obs
● 2017-06-29 04:04:26
○ 2026-05-15 10:34:54
○ 2026-08-30 16:29:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, m.gtld-servers.net, e.gtld-servers.net, i.gtld-servers.net... | - |
| tutorialsphere.com | ns1.bluehost.com, ns2.bluehost.com | 2 records |
✅ Authoritative Response
Server:162.159.25.175
NS records: ns1.bluehost.com, ns2.bluehost.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tutorialsphere.com (unsigned zone)
⏱️ Timing
Total: 547ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 162.241.226.12 |
| NS | 2 | ns2.bluehost.com, ns1.bluehost.com |
| MX | 1 | tutorialsphere.com (pri: 0) |
| TXT | 1 | v=spf1 a mx ptr include:bluehost.com ?al |
| SOA | 1 | ns1.bluehost.com root.box5305.bluehost.c |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.bluehost.com, ns2.bluehost.com)
Analysis
Hierarchy
tutorialsphere.com serves as the parent of www.tutorialsphere.com.
Mail Server Role
tutorialsphere.com acts as its own mail server.
IP Addresses
tutorialsphere.com points to a single IP number: 162.241.226.12.
Additional host names — mail.torstenkolind.com, mail.quaywordspi.com, perimetry.com and two others — share IP numbers with tutorialsphere.com.
Name Servers
tutorialsphere.com is served by two delegated name servers, ns1.bluehost.com and ns2.bluehost.com.
tutorialsphere.com shares its name server setup with other domains, including 305flowers.com, tastelesstravels.com, publicimagedesign.com and two others.
The DNS delegation for tutorialsphere.com at least partly coincides with that of other domains, sunrise-walks.org being one example.
ns1.bluehost.com directs to 162.159.24.80 and ns2.bluehost.com directs to 162.159.25.175; each host name points to exactly one IP number.
Mail Servers
tutorialsphere.com has a single mail server: tutorialsphere.com itself.
There is one IP number for tutorialsphere.com: 162.241.226.12.