derivan.com - dns.ninja
derivan.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 209.91.128.142🇨🇦 VIANET-CA209.91.128.0/19 tnnet-ca | ||||||
| PTR | uhs1.vianet.ca | ||||||
| NS | ns1.vianet.ca ⭐ | ||||||
| A | 209.91.128.30🇨🇦 VIANET-CA209.91.128.0/19 tnnet-ca | ||||||
| PTR | ns1.vianet.ca | ||||||
| NS | ns2.vianet.ca | ||||||
| A | 204.187.89.10🇨🇦 VIANET-CA204.187.88.0/23 ViaNet Internet Solutions | ||||||
| PTR | ns2.vianet.ca | ||||||
| NS | ns3.vianet.ca | ||||||
| A | 209.91.174.60🇨🇦 VIANET-CA209.91.160.0/19 | ||||||
| PTR | ns3.vianet.ca | ||||||
| NS | ns4.vianet.ca | ||||||
| A | 204.187.88.5🇨🇦 VIANET-CA204.187.88.0/23 ViaNet Internet Solutions | ||||||
| PTR | ns4.vianet.ca | ||||||
| MX | mx1.vianet.ca ⭐ | ||||||
| A | 209.91.128.21🇨🇦 VIANET-CA209.91.128.0/19 tnnet-ca | ||||||
| PTR | mx1.vianet.ca | ||||||
| MX | mx2.vianet.ca ⭐ | ||||||
| A | 209.91.128.22🇨🇦 VIANET-CA209.91.128.0/19 tnnet-ca | ||||||
| PTR | mx2.vianet.ca | ||||||
| MX | mx3.vianet.ca ⭐ | ||||||
| A | 209.91.128.23🇨🇦 VIANET-CA209.91.128.0/19 tnnet-ca | ||||||
| PTR | mx3.vianet.ca | ||||||
| MX | mx4.vianet.ca ⭐ | ||||||
| A | 209.91.128.24🇨🇦 VIANET-CA209.91.128.0/19 tnnet-ca | ||||||
| PTR | mx4.vianet.ca | ||||||
| SOA | ns1.vianet.cadns@vianet.ca serial=1564608280 | ||||||
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=1784851867 | ||||||
Subdomains
mail.derivan.com |
Same first word
Similar names
DNS History
9 records (9 active, 0 former)
●A209.91.128.1422015-06-15 → 2026-07-24 · 2 obs
● 2026-07-24 00:20:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| derivan.com | ns1.vianet.ca, ns2.vianet.ca, ns3.vianet.ca, ns4.vianet.ca | - |
✅ Authoritative Response
Server:209.91.128.30
NS records: ns1.vianet.ca, ns2.vianet.ca, ns3.vianet.ca, ns4.vianet.ca
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for derivan.com (unsigned zone)
⏱️ Timing
Total: 783ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 209.91.128.142 |
| NS | 4 | ns3.vianet.ca, ns2.vianet.ca... |
| MX | 4 | mx1.vianet.ca (pri: 10), mx2.vianet.ca (pri: 10)... |
| SOA | 1 | ns1.vianet.ca dns.vianet.ca |
Analysis
Hierarchy
The domain mail.derivan.com falls under the parent derivan.com.
IP Addresses
derivan.com has exactly one IP address — 209.91.128.142.
southsidechevy.com, fedeli.ca, tander.ca plus two other host names have IP numbers in common with derivan.com.
Name Servers
Four name servers handle the delegation for derivan.com: ns1.vianet.ca, ns2.vianet.ca, ns3.vianet.ca and ns4.vianet.ca.
At least some of derivan.com's name servers are shared with other domains, for example 107.138.24.in-addr.arpa, mnal.ca, 97.249.192.in-addr.arpa and two more.
These name servers tend to co-occur with gwn.vianet.ca, icewall.vianet.ca, ns5.vianet.ca and 3 other name servers in the same DNS delegations.
Four host names, each with one IP address: ns1.vianet.ca has 209.91.128.30, ns2.vianet.ca has 204.187.89.10, ns3.vianet.ca has 209.91.174.60 and ns4.vianet.ca has 204.187.88.5.
Mail Servers
Mail for derivan.com is handled by four mail servers: mx1.vianet.ca, mx2.vianet.ca, mx3.vianet.ca and mx4.vianet.ca.
At least some of the mail servers used by derivan.com are shared with other domains: nobelmed.com, dumanoir.ca, valuemycarcalgary.ca and two others among them.
Four host names, each with one IP address: mx1.vianet.ca has 209.91.128.21, mx2.vianet.ca has 209.91.128.22, mx3.vianet.ca has 209.91.128.23 and mx4.vianet.ca has 209.91.128.24.