jbconstructionco.net - robtex.com
jbconstructionco.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=1776509452 | ||||||
Subdomains
mail.jbconstructionco.net |
Same first word
jbconstructionco.net |
jbconstructionco.com |
DNS History
5 records (5 active, 0 former)
●NSns1.systemdns.com2015-05-15 → 2026-04-18 · 2 obs
● 2026-04-18 10:57:30
●NSns2.systemdns.com2015-05-15 → 2026-04-18 · 2 obs
● 2026-04-18 10:57:30
●NSns3.systemdns.com2015-05-15 → 2026-04-18 · 2 obs
● 2026-04-18 10:57:30
●MXcuda.dewebworks.net2015-05-15 → 2026-04-18 · 2 obs
● 2026-04-18 10:57:30
●MXcuda2.dewebworks.net2017-06-15 → 2026-04-18 · 3 obs
● 2017-06-15 07:01:12
● 2026-04-18 10:57:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | d.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, f.gtld-servers.net... | - |
| jbconstructionco.net | ns1.systemdns.com, ns2.systemdns.com, ns3.systemdns.com | - |
✅ Authoritative Response
Server:64.98.148.16
NS records: ns1.systemdns.com, ns2.systemdns.com, ns3.systemdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jbconstructionco.net (unsigned zone)
⏱️ Timing
Total: 2334ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns1.systemdns.com, ns2.systemdns.com... |
| MX | 2 | cuda2.dewebworks.net (pri: 10), cuda.dewebworks.net (pri: 10) |
| SOA | 1 | ns1.systemdns.com hostmaster.systemdns.c |
Analysis
Hierarchy
The parent of mail.jbconstructionco.net is jbconstructionco.net.
Name Servers
jbconstructionco.net is delegated to three name servers: ns1.systemdns.com, ns2.systemdns.com and ns3.systemdns.com.
jbconstructionco.net partially shares name servers with other domains; examples include avions.org, amatrixremovals.com.au, linestar.com.au, casonato.eu and globaldollar.org.
Host names with two IP numbers:
ns1.systemdns.com points to 2604:4000:0:d:216:40:47:90 and 216.40.47.90.
ns2.systemdns.com points to 2604:4000:2800:d:64:99:148:16 and 64.98.148.16.
ns3.systemdns.com points to 2604:4000:0:d:64:99:96:36 and 64.99.96.36.
Mail Servers
jbconstructionco.net is handled by two mail servers: cuda2.dewebworks.net and cuda.dewebworks.net.
jbconstructionco.net has the same mail server setup as other domains, including goliadcc.org, sarcocreek.com, armstrongmovers.com, lionsshare.com and rchh.com.
jbconstructionco.net shares some mail servers with other domains, for example simsadmissioncounseling.com, janecka.us and jia.biz.
Host names with four IP numbers: cuda.dewebworks.net points to 2606:4700:3034::6815:5c37, 2606:4700:3035::ac43:bad1, 104.21.92.55 and 172.67.186.209.
Host names with one IP number: cuda2.dewebworks.net points to 173.219.72.206.