groupadmin.com - dns.ninja
groupadmin.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.vianet.ca ⭐ ⚠️ Not in parent delegation | ||||||
| A | 209.91.128.30🇨🇦 VIANET-CA209.91.128.0/19 tnnet-ca | ||||||
| PTR | ns1.vianet.ca | ||||||
| NS | gwn.vianet.on.ca ⚠️ Not in zone NS records | ||||||
| A | 204.187.89.10🇨🇦 VIANET-CA204.187.88.0/23 ViaNet Internet Solutions | ||||||
| PTR | ns2.vianet.ca | ||||||
| NS | icewall.vianet.on.ca ⚠️ Not in zone NS records | ||||||
| A | 209.91.128.30🇨🇦 VIANET-CA209.91.128.0/19 tnnet-ca | ||||||
| PTR | ns1.vianet.ca | ||||||
| NS | ns2.vianet.ca ⚠️ Not in parent delegation | ||||||
| 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 | mail.groupadmin.com ⭐ | ||||||
| A | 209.91.162.114🇨🇦 VIANET-CA209.91.160.0/19 | ||||||
| PTR | sud-cdcshealth-2.vianet.ca | ||||||
| TXT | v=spf1 include:_spf.vianet.ca ~all | ||||||
| SOA | ns1.vianet.cadns@vianet.ca serial=1683126489 | ||||||
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=1784811982 | ||||||
Subdomains
mail.groupadmin.com |
Same first word
groupadmin.com |
Similar names
DNS History
7 records (7 active, 0 former)
●NSgwn.vianet.on.ca2026-02-25 → 2026-07-23 · 3 obs
● 2026-02-25 08:24:32
● 2026-07-23 13:34:10
●NSicewall.vianet.on.ca2026-02-25 → 2026-07-23 · 3 obs
● 2026-02-25 08:24:32
● 2026-07-23 13:34:10
●MXmail.groupadmin.com2007-10-30 → 2026-07-23 · 2 obs
● 2026-07-23 13:34:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| groupadmin.com | icewall.vianet.on.ca, gwn.vianet.on.ca, ns3.vianet.ca, ns4.vianet.ca | - |
✅ Authoritative Response
Server:209.91.128.30
NS records: icewall.vianet.on.ca, gwn.vianet.on.ca, ns3.vianet.ca, ns4.vianet.ca
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for groupadmin.com (unsigned zone)
⏱️ Timing
Total: 376ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns1.vianet.ca, ns3.vianet.ca... |
| MX | 1 | mail.groupadmin.com (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.vianet.ca ~all |
| SOA | 1 | ns1.vianet.ca dns.vianet.ca |
Analysis
Hierarchy
mail.groupadmin.com is a subdomain of groupadmin.com.
Name Servers
DNS for groupadmin.com is handled by 6 name servers: ns1.vianet.ca, ns2.vianet.ca, ns3.vianet.ca and 3 others.
The name servers of groupadmin.com overlap at least partially with those of other domains — among them joyfulhome.ca, 209.0.173.in-addr.arpa, heuersmt.ch and two more.
These name servers commonly appear in delegations together with ns4.vianet.ca, gwn.vianet.on.ca, icewall.vianet.on.ca and 5 other.
Host names resolving to a single IP address:
ns1.vianet.ca directs to 209.91.128.30.
ns2.vianet.ca directs to 204.187.89.10.
ns3.vianet.ca directs to 209.91.174.60.
ns4.vianet.ca directs to 204.187.88.5.
gwn.vianet.on.ca directs to 204.187.89.10.
icewall.vianet.on.ca directs to 209.91.128.30.
Host names pointing to 209.91.128.30 IP addresses: ns1.vianet.ca and icewall.vianet.on.ca.
Host names pointing to 204.187.89.10 IP addresses: ns2.vianet.ca and gwn.vianet.on.ca.
Mail Servers
groupadmin.com uses one mail server — mail.groupadmin.com.
mail.groupadmin.com has exactly one IP number: 209.91.162.114.