prepthink.ca - dns.ninja
prepthink.ca
| DNSSEC | ⚠️ Not signed | ||||||
| A | 96.30.4.48🇺🇸 LiquidWeb96.30.0.0/18 Liquid Web LLC 2703 Ena Dr Lansing, MI 48917 | ||||||
| PTR | host.dinhbros.com | ||||||
| NS | ns1.dinhbros.com ⭐ | ||||||
| A | 96.30.4.48🇺🇸 LiquidWeb96.30.0.0/18 Liquid Web LLC 2703 Ena Dr Lansing, MI 48917 | ||||||
| PTR | host.dinhbros.com | ||||||
| NS | ns2.dinhbros.com | ||||||
| A | 96.30.4.48🇺🇸 LiquidWeb96.30.0.0/18 Liquid Web LLC 2703 Ena Dr Lansing, MI 48917 | ||||||
| PTR | host.dinhbros.com | ||||||
| NS | ns3.dinhbros.com | ||||||
| A | 96.30.4.48🇺🇸 LiquidWeb96.30.0.0/18 Liquid Web LLC 2703 Ena Dr Lansing, MI 48917 | ||||||
| PTR | host.dinhbros.com | ||||||
| NS | ns4.dinhbros.com | ||||||
| A | 96.30.4.48🇺🇸 LiquidWeb96.30.0.0/18 Liquid Web LLC 2703 Ena Dr Lansing, MI 48917 | ||||||
| PTR | host.dinhbros.com | ||||||
| MX | prepthink.ca ⭐ | ||||||
| A | 96.30.4.48🇺🇸 LiquidWeb96.30.0.0/18 Liquid Web LLC 2703 Ena Dr Lansing, MI 48917 | ||||||
| PTR | host.dinhbros.com | ||||||
| TXT | v=spf1 +a +mx +ip4:64.91.225.115 +ip4:96.30.4.48 ~all | ||||||
| SOA | ns1.dinhbros.comdinhbros@gmail.com 2026-05-19 #0 | ||||||
ca
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | prd-czp-05.corp.cira.ca ⭐ | ||||||
| NS | any.ca-servers.ca | ||||||
| NS | c.ca-servers.ca | ||||||
| NS | d.ca-servers.ca | ||||||
| NS | j.ca-servers.ca | ||||||
| SOA | prd-czp-05.corp.cira.caadmin-dns@cira.ca serial=2607130730 | ||||||
MX for
prepthink.ca |
Same first word
prepthink.ca |
DNS History
6 records (6 active, 0 former)
●NSns1.dinhbros.com2015-08-15 → 2026-07-13 · 2 obs
● 2026-07-13 08:08:56
●NSns2.dinhbros.com2015-08-15 → 2026-07-13 · 2 obs
● 2026-07-13 08:08:56
●NSns3.dinhbros.com2015-08-15 → 2026-07-13 · 2 obs
● 2026-07-13 08:08:56
●NSns4.dinhbros.com2015-08-15 → 2026-07-13 · 2 obs
● 2026-07-13 08:08:56
●MXprepthink.ca2015-08-15 → 2026-07-13 · 2 obs
● 2026-07-13 08:08:56
●A96.30.4.482015-08-15 → 2026-07-13 · 2 obs
● 2026-07-13 08:08:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ca | d.ca-servers.ca, any.ca-servers.ca, c.ca-servers.ca, j.ca-servers.ca | - |
| prepthink.ca | ns3.dinhbros.com, ns1.dinhbros.com, ns2.dinhbros.com, ns4.dinhbros.com | - |
✅ Authoritative Response
Server:96.30.4.48
NS records: ns3.dinhbros.com, ns1.dinhbros.com, ns2.dinhbros.com, ns4.dinhbros.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for prepthink.ca (unsigned zone)
⏱️ Timing
Total: 781ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 96.30.4.48 |
| NS | 4 | ns2.dinhbros.com, ns1.dinhbros.com... |
| MX | 1 | prepthink.ca (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:64.91.225.115 +ip4:96 |
| SOA | 1 | ns1.dinhbros.com dinhbros.gmail.com |
Analysis
Mail Server Role
prepthink.ca handles its own mail, functioning as its own mail server.
IP Addresses
prepthink.ca resolves to just one IP address, 96.30.4.48.
Two other host names, along with ssatpreptoronto.ca, preptoddlers.com and ssatguide.ca, also share IP numbers with prepthink.ca.
Name Servers
The NS records for prepthink.ca point to four name servers: ns1.dinhbros.com, ns2.dinhbros.com, ns3.dinhbros.com and ns4.dinhbros.com.
At least some of prepthink.ca's name servers are shared with other domains, for example kindredspiritspreschool.com, prepsat.ca, ssatexperts.com and two more.
ns1.dinhbros.com, ns2.dinhbros.com, ns3.dinhbros.com and ns4.dinhbros.com all direct traffic to the IP address 96.30.4.48.
These host names all point to 96.30.4.48: ns1.dinhbros.com, ns2.dinhbros.com, ns3.dinhbros.com and ns4.dinhbros.com.
Mail Servers
prepthink.ca is served by just one mail server: prepthink.ca.
prepthink.ca resolves to 96.30.4.48 and no other IP number.