dvu.ca - robtex.com
dvu.ca
| DNSSEC | ⚠️ Not signed | ||||||
| A | 51.222.143.2🇨🇦 OVH51.222.0.0/16 Hosting route | ||||||
| PTR | slave3.namespro.ca | ||||||
| NS | htns1.namespro.ca ⭐ | ||||||
| A | 82.180.163.101🇺🇸 IIHOS00182.180.160.0/22 HOSTINGER US | ||||||
| PTR | htns1.namespro.ca | ||||||
| NS | htns2.namespro.ca | ||||||
| A | 69.164.251.118🇺🇸 RoadRunner69.164.248.0/22 DFW1 | ||||||
| NS | htns3.namespro.ca | ||||||
| A | 213.255.209.16🇨🇦 AS54913213.255.209.0/24 CLOUDWEBMANAGE-CA-TR | ||||||
| MX | mailroot8.namespro.ca ⭐ | ||||||
| A | 209.127.13.246🇨🇦 SERVER-MANIA209.127.0.0/20 Server Mania Inc | ||||||
| TXT | v=spf1 mx include:_spf.mailroots.namespro.ca ~all | ||||||
| SOA | htns1.namespro.casupport@namespro.ca serial=1763303857 | ||||||
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=2606272130 | ||||||
Subdomains
mail.dvu.ca |
Same first word
Similar names
DNS History
14 records (5 active, 9 former)
○NSauth1.egatedomains.ca2015-06-03 → 2016-05-16 · 4 obs
● 2016-05-16 04:15:36
○ 2016-12-02 17:17:02
○ 2026-06-27 21:46:46
○NSauth2.egatedomains.ca2015-06-03 → 2016-05-16 · 4 obs
● 2016-05-16 04:15:36
○ 2016-12-02 17:17:02
○ 2026-06-27 21:46:46
●NShtns1.namespro.ca2026-06-13 → 2026-06-27 · 3 obs
● 2026-06-13 09:50:00
● 2026-06-27 21:46:46
●NShtns2.namespro.ca2026-06-13 → 2026-06-27 · 3 obs
● 2026-06-13 09:50:00
● 2026-06-27 21:46:46
●NShtns3.namespro.ca2026-06-13 → 2026-06-27 · 3 obs
● 2026-06-13 09:50:00
● 2026-06-27 21:46:46
○NSns1.softlayer.com2021-03-20 → 2021-03-20 · 4 obs
● 2021-03-20 03:35:06
○ 2026-06-13 09:50:00
○ 2026-06-27 21:46:46
○NSslns1.namespro.ca2016-12-02 → 2021-03-20 · 5 obs
● 2016-12-02 17:17:02
● 2021-03-20 03:35:06
○ 2026-06-13 09:50:00
○ 2026-06-27 21:46:46
○NSslns2.namespro.ca2016-12-02 → 2021-03-20 · 5 obs
● 2016-12-02 17:17:02
● 2021-03-20 03:35:06
○ 2026-06-13 09:50:00
○ 2026-06-27 21:46:46
○MXmail.dvu.ca2016-12-02 → 2021-03-20 · 4 obs
● 2021-03-20 03:35:06
○ 2026-06-13 09:50:00
○ 2026-06-27 21:46:46
●MXmailroot8.namespro.ca2026-06-13 → 2026-06-27 · 3 obs
● 2026-06-13 09:50:00
● 2026-06-27 21:46:46
○A158.85.87.762021-03-20 → 2021-03-20 · 4 obs
● 2021-03-20 03:35:06
○ 2026-06-13 09:50:00
○ 2026-06-27 21:46:46
○A216.235.2.1362015-06-03 → 2016-05-16 · 4 obs
● 2016-05-16 04:15:36
○ 2016-12-02 17:17:02
○ 2026-06-27 21:46:46
●A51.222.143.22026-06-13 → 2026-06-27 · 3 obs
● 2026-06-13 09:50:00
● 2026-06-27 21:46:46
○A70.85.232.22016-12-02 → 2016-12-20 · 5 obs
● 2016-12-02 17:17:02
● 2016-12-20 00:40:14
○ 2021-03-20 03:35:06
○ 2026-06-27 21:46:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ca | c.ca-servers.ca, d.ca-servers.ca, j.ca-servers.ca, any.ca-servers.ca | - |
| dvu.ca | htns1.namespro.ca, htns2.namespro.ca, htns3.namespro.ca | 3 records |
✅ Authoritative Response
Server:82.180.163.101
NS records: htns1.namespro.ca, htns2.namespro.ca, htns3.namespro.ca
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dvu.ca (unsigned zone)
⏱️ Timing
Total: 691ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 51.222.143.2 |
| NS | 3 | htns2.namespro.ca, htns1.namespro.ca... |
| MX | 1 | mailroot8.namespro.ca (pri: 10) |
| TXT | 1 | v=spf1 mx include:_spf.mailroots.namespr |
| SOA | 1 | htns1.namespro.ca support.namespro.ca |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (htns3.namespro.ca, htns2.namespro.ca, htns1.namespro.ca)
Analysis
Hierarchy
dvu.ca is the parent zone for mail.dvu.ca.
IP Addresses
dvu.ca resolves to one IP address: 51.222.143.2.
li.ca, cleanium.org, enterpad.ca and two other host names share IP numbers with dvu.ca.
Name Servers
The authoritative name servers for dvu.ca are htns1.namespro.ca, htns2.namespro.ca and htns3.namespro.ca — three in total.
dvu.ca partially shares its NS delegation with several other domains, including fec.ca, zj.ca, dealing.ca and two others.
These name servers regularly co-occur with the name servers 1.namespro.ca, 2.namespro.ca and 3.namespro.ca.
The hostnames htns1.namespro.ca, htns2.namespro.ca and htns3.namespro.ca each resolve to a single IP: htns1.namespro.ca → 82.180.163.101, htns2.namespro.ca → 69.164.251.118, htns3.namespro.ca → 213.255.209.16.
Mail Servers
Mail for dvu.ca is handled by a single mail server, mailroot8.namespro.ca.
dvu.ca uses an identical mail server configuration to several other domains — among them lts.ca, irt.ca, wad.ca and two more.
mailroot8.namespro.ca directs to just one IP number, 209.127.13.246.