jam21.net - robtex.com
jam21.net
net
| 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=1786577739 | ||||||
NS for
Subdomains
Same first word
jam21.net |
jam21.sakura.ne.jp |
Similar names
DNS History
14 records (12 active, 2 former)
●NSns5.vianet.ca2026-02-24 → 2026-08-12 · 3 obs
● 2026-02-24 20:49:42
● 2026-08-12 23:47:02
●NSns6.vianet.ca2026-02-24 → 2026-08-12 · 3 obs
● 2026-02-24 20:49:42
● 2026-08-12 23:47:02
○A209.91.128.1422015-07-04 → 2017-04-21 · 5 obs
● 2015-07-04 06:05:52
● 2017-04-21 09:09:48
○ 2026-02-24 20:49:42
○ 2026-08-12 23:47:02
●A209.91.137.1922026-02-24 → 2026-08-12 · 3 obs
● 2026-02-24 20:49:42
● 2026-08-12 23:47:02
●A209.91.137.1942026-02-24 → 2026-08-12 · 3 obs
● 2026-02-24 20:49:42
● 2026-08-12 23:47:02
○A209.91.170.92007-12-27 → 2007-12-27 · 3 obs
○ 2015-07-04 06:05:52
○ 2026-08-12 23:47:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| jam21.net | ns1.vianet.ca, ns2.vianet.ca, ns5.vianet.ca, ns6.vianet.ca | - |
✅ Authoritative Response
Server:204.187.89.10
NS records: ns1.vianet.ca, ns2.vianet.ca, ns5.vianet.ca, ns6.vianet.ca
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jam21.net (unsigned zone)
⏱️ Timing
Total: 463ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 209.91.137.192, 209.91.137.194 |
| NS | 6 | ns5.vianet.ca, ns4.vianet.ca... |
| MX | 4 | mx3.vianet.ca (pri: 10), mx2.vianet.ca (pri: 10)... |
| TXT | 1 | v=spf1 include:_spf.vianet.ca ~all |
| SOA | 1 | ns1.vianet.ca hostmaster.vianet.ca |
Analysis
Hierarchy
mail.jam21.net and users.jam21.net each fall under jam21.net as their parent domain.
Name Server Role
jam21.net serves as a name server for poorboys.biz.
mail.jam21.net and jam21.net are frequently seen together as name servers.
IP Addresses
jam21.net resolves to the IP addresses 209.91.137.192 and 209.91.137.194
Two other host names, along with soonet.ca, zing-net.biz and renegadeisp.com, also share IP numbers with jam21.net.
Name Servers
jam21.net is delegated to 6 name servers: ns1.vianet.ca, ns2.vianet.ca, ns3.vianet.ca and 3 other.
jam21.net shares at least some of its name servers with other domains, including baymeadowspark.com, 206.185.66.in-addr.arpa, joyfulhome.ca and two others.
These name servers are frequently seen alongside ns4.vianet.ca, ns5.vianet.ca, ns6.vianet.ca and 5 other name servers.
Host names that have two IP addresses:
ns5.vianet.ca points to 162.219.54.2 and 2620:10a:80eb::2.
ns6.vianet.ca points to 162.219.55.2 and 2620:10a:80ec::2.
Host names that point to one IP address:
ns1.vianet.ca points to 209.91.128.30.
ns2.vianet.ca points to 204.187.89.10.
ns3.vianet.ca points to 209.91.174.60.
ns4.vianet.ca points to 204.187.88.5.
Mail Servers
jam21.net has four mail servers: mx1.vianet.ca, mx2.vianet.ca, mx3.vianet.ca and mx4.vianet.ca.
There is at least a partial MX overlap between jam21.net and other domains, including connectednorth.com, girones.ca, remaxcrown.ca and two others.
The hosts mx1.vianet.ca, mx2.vianet.ca, mx3.vianet.ca and mx4.vianet.ca all resolve to exactly one IP address each: 209.91.128.21, 209.91.128.22, 209.91.128.23 and 209.91.128.24 respectively.