tutorbio.com - robtex.com
tutorbio.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 52.20.84.62🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-20-84-62.compute-1.amazonaws.com | ||||||
| NS | ns1.squadhelp.com ⭐ | ||||||
| A | 52.201.79.206🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix | ||||||
| PTR | ec2-52-201-79-206.compute-1.amazonaws.com | ||||||
| NS | ns2.squadhelp.com | ||||||
| A | 52.23.148.124🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-23-148-124.compute-1.amazonaws.com | ||||||
| TXT | 90787624-3088-4ee4-84b5-37b85240d683 | ||||||
| TXT | d4fb6fac8f654ce0b947e0c8034d9a95 | ||||||
| TXT | afternic-verification-n885Mtrp57h6Vqz5SouLXL | ||||||
| TXT | 8b291900fc90196d054b2b9b69cd5347f1c41ed6 | ||||||
| TXT | f0095018235b8109a2bf9f65674a1784b6971ed6 | ||||||
| SOA | ns1.squadhelp.comhostmaster@tutorbio.com 2026-04-10 #1 | ||||||
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=1776100932 | ||||||
Same first word
tutorbio.com |
Similar names
DNS History
10 records (3 active, 7 former)
○NSbob.ns.cloudflare.com2015-06-15 → 2017-04-23 · 3 obs
● 2017-04-23 23:26:28
○ 2026-04-13 17:31:36
○NSetta.ns.cloudflare.com2015-06-15 → 2017-04-23 · 3 obs
● 2017-04-23 23:26:28
○ 2026-04-13 17:31:36
●NSns1.squadhelp.com2026-04-13 → 2026-04-13 · 2 obs
● 2026-04-13 17:31:36
●NSns2.squadhelp.com2026-04-13 → 2026-04-13 · 2 obs
● 2026-04-13 17:31:36
○MXmail.tutorbio.com2015-06-15 → 2015-06-15 · 3 obs
○ 2015-11-14 16:02:12
○ 2026-04-13 17:31:36
○MXmx1.tutorbio.com2015-11-14 → 2017-04-23 · 4 obs
● 2015-11-14 16:02:12
● 2017-04-23 23:26:28
○ 2026-04-13 17:31:36
○A104.236.247.1872017-04-23 → 2017-04-23 · 3 obs
● 2017-04-23 23:26:28
○ 2026-04-13 17:31:36
○A104.24.126.82015-06-15 → 2016-05-29 · 4 obs
● 2016-05-29 13:45:04
○ 2017-04-23 23:26:28
○ 2026-04-13 17:31:36
○A104.24.127.82015-06-15 → 2016-05-29 · 4 obs
● 2016-05-29 13:45:04
○ 2017-04-23 23:26:28
○ 2026-04-13 17:31:36
●A52.20.84.622026-04-13 → 2026-04-13 · 2 obs
● 2026-04-13 17:31:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, m.gtld-servers.net, k.gtld-servers.net, g.gtld-servers.net... | - |
| tutorbio.com | ns1.squadhelp.com, ns2.squadhelp.com | 2 records |
✅ Authoritative Response
Server:52.201.79.206
NS records: ns1.squadhelp.com, ns2.squadhelp.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tutorbio.com (unsigned zone)
⏱️ Timing
Total: 107ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.20.84.62 |
| NS | 2 | ns2.squadhelp.com, ns1.squadhelp.com |
| TXT | 5 | 90787624-3088-4ee4-84b5-37b85240d683, d4fb6fac8f654ce0b947e0c8034d9a95... |
| SOA | 1 | ns1.squadhelp.com hostmaster.tutorbio.co |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.squadhelp.com, ns2.squadhelp.com)
Analysis
IP Addresses
tutorbio.com resolves to a single IP: 52.20.84.62.
Other host names, for instance overcourse.com, curefile.com, victored.com, www.sportplay.com and eduway.com share IP numbers with tutorbio.com.
Name Servers
tutorbio.com has two name servers: ns1.squadhelp.com and ns2.squadhelp.com.
tutorbio.com shares the same name server setup as other domains, for example lozoco.com, limeline.com, likni.com, extintel.com and firstdozen.com.
tutorbio.com shares some name servers with other domains, for instance qolion.com, modpeak.com and vastana.com.
Host names with a single IP:
ns1.squadhelp.com points to 52.201.79.206
ns2.squadhelp.com points to 52.23.148.124