tcbsc.net - robtex.com
tcbsc.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 173.209.38.158🇨🇦 GTCOMM-36666173.209.32.0/19 Globotech Communications | ||||||
| PTR | cloud76329.mywhc.ca | ||||||
| NS | ns1.systemdns.com ⭐ | ||||||
| A | 2604:4000:0:d:216:40:47:90🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000 | ||||||
| PTR | ns1.systemdns.com | ||||||
| A | 216.40.47.90🇨🇦 TUCOWS216.40.47.0/24 -BRA-BLK1.4/NET-216-40-47-0 | ||||||
| PTR | ns1.systemdns.com | ||||||
| NS | ns2.systemdns.com | ||||||
| A | 2604:4000:2800:d:64:99:148:16🇨🇦 TUCOWS-32604:4000:2800::/37 Tucows.com Co. | ||||||
| PTR | ns2.systemdns.com | ||||||
| A | 64.98.148.16🇨🇦 TUCOWS-364.98.144.0/20 Tucows.com Co. | ||||||
| PTR | ns2.systemdns.com | ||||||
| NS | ns3.systemdns.com | ||||||
| A | 2604:4000:0:d:64:99:96:36🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000 | ||||||
| PTR | ns3.systemdns.com | ||||||
| A | 64.99.96.36🇨🇦 TUCOWS64.99.96.0/24 -BRA-BLK2.7.2 | ||||||
| PTR | ns3.systemdns.com | ||||||
| MX | mx.tcbsc.net.cust.a.hostedemail.com ⭐ | ||||||
| A | 216.40.42.4🇨🇦 TUCOWS216.40.32.0/20 Tucows International | ||||||
| PTR | mx.hostedemail.com | ||||||
| TXT | v=spf1 include:_spf.hostedemail.com ip4:173.209.38.158 ip4:173.209.39.136 ip4... | ||||||
| SOA | ns1.systemdns.comhostmaster@systemdns.com serial=1760626084 | ||||||
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=1783956347 | ||||||
Same first word
tcbsc.net |
Similar names
DNS History
9 records (5 active, 4 former)
○NSns1.pocketnames.com2015-07-06 → 2017-04-02 · 4 obs
● 2017-04-02 13:07:04
○ 2020-03-02 20:02:06
○ 2026-07-13 15:30:30
●NSns1.systemdns.com2020-03-02 → 2026-07-13 · 3 obs
● 2020-03-02 20:02:06
● 2026-07-13 15:30:30
●NSns2.systemdns.com2020-03-02 → 2026-07-13 · 3 obs
● 2020-03-02 20:02:06
● 2026-07-13 15:30:30
●NSns3.systemdns.com2020-03-02 → 2026-07-13 · 3 obs
● 2020-03-02 20:02:06
● 2026-07-13 15:30:30
○NSrift.creativeimage.ca2015-07-06 → 2017-04-02 · 4 obs
● 2017-04-02 13:07:04
○ 2020-03-02 20:02:06
○ 2026-07-13 15:30:30
●MXmx.tcbsc.net.cust.a.hostedemail.com2020-03-02 → 2026-07-13 · 3 obs
● 2020-03-02 20:02:06
● 2026-07-13 15:30:30
○MXup0.creativeimage.ca2015-07-06 → 2017-04-02 · 4 obs
● 2017-04-02 13:07:04
○ 2020-03-02 20:02:06
○ 2026-07-13 15:30:30
●A173.209.38.1582020-03-02 → 2026-07-13 · 3 obs
● 2020-03-02 20:02:06
● 2026-07-13 15:30:30
○A66.207.220.2292015-07-06 → 2017-04-02 · 4 obs
● 2017-04-02 13:07:04
○ 2020-03-02 20:02:06
○ 2026-07-13 15:30:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net, g.gtld-servers.net... | - |
| tcbsc.net | ns1.systemdns.com, ns2.systemdns.com, ns3.systemdns.com | - |
✅ Authoritative Response
Server:216.40.47.90
NS records: ns1.systemdns.com, ns2.systemdns.com, ns3.systemdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tcbsc.net (unsigned zone)
⏱️ Timing
Total: 762ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 173.209.38.158 |
| NS | 3 | ns1.systemdns.com, ns2.systemdns.com... |
| MX | 1 | mx.tcbsc.net.cust.a.hostedemail.com (pri |
| TXT | 1 | v=spf1 include:_spf.hostedemail.com ip4: |
| SOA | 1 | ns1.systemdns.com hostmaster.systemdns.c |
Analysis
IP Addresses
tcbsc.net points to a single IP number: 173.209.38.158.
Additional host names — northyorkdentistoffice.com, dundaswestdentistry.com, www.gocold.ca and two others — share IP numbers with tcbsc.net.
Name Servers
tcbsc.net is served by three name servers: ns1.systemdns.com, ns2.systemdns.com and ns3.systemdns.com.
The name servers of tcbsc.net overlap at least partially with those of other domains — among them myplacetowingmilford.com, thewesterngallerytx.com, klsweb.com and two more.
The hostnames ns1.systemdns.com, ns2.systemdns.com and ns3.systemdns.com each direct to two IP addresses — ns1.systemdns.com to 216.40.47.90 and 2604:4000:0:d:216:40:47:90, ns2.systemdns.com to 64.98.148.16 and 2604:4000:2800:d:64:99:148:16, and ns3.systemdns.com to 64.99.96.36 and 2604:4000:0:d:64:99:96:36.
Mail Servers
tcbsc.net has one mail server: mx.tcbsc.net.cust.a.hostedemail.com.
mx.tcbsc.net.cust.a.hostedemail.com resolves to 216.40.42.4 and no other IP number.