contractorbiz.com - robtex.com
contractorbiz.com
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=1771291435 | ||||||
Same first word
contractorbiz.com |
DNS History
7 records (6 active, 1 former)
●NSns77.domaincontrol.com2015-06-08 → 2026-03-24 · 2 obs
● 2026-03-24 06:04:50
●NSns78.domaincontrol.com2015-06-08 → 2026-03-24 · 2 obs
● 2026-03-24 06:04:50
●MXmailstore1.secureserver.net2015-06-08 → 2026-03-24 · 2 obs
● 2026-03-24 06:04:50
●MXsmtp.secureserver.net2015-06-08 → 2026-03-24 · 2 obs
● 2026-03-24 06:04:50
●A15.197.148.332026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 06:04:50
●A3.33.130.1902026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 06:04:50
○A50.63.202.622015-06-08 → 2017-04-21 · 3 obs
● 2017-04-21 00:39:18
○ 2026-03-24 06:04:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| contractorbiz.com | ns77.domaincontrol.com, ns78.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.76.49
NS records: ns77.domaincontrol.com, ns78.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for contractorbiz.com (unsigned zone)
⏱️ Timing
Total: 139ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 3.33.130.190, 15.197.148.33 |
| NS | 2 | ns77.domaincontrol.com, ns78.domaincontrol.com |
| MX | 2 | mailstore1.secureserver.net (pri: 10), smtp.secureserver.net (pri: 0) |
| SOA | 1 | ns77.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns77.domaincontrol.com, ns77.domaincontrol.com, ns78.domaincontrol.com...)
Analysis
IP Addresses
contractorbiz.com points to two IP numbers: 3.33.130.190 and 15.197.148.33.
Other host names such as sairamltd.com, klebes.us, pultecash.com, iplstars.com and anothermartini.com share IPs with contractorbiz.com.
Name Servers
Two name servers ns77.domaincontrol.com and ns78.domaincontrol.com handle the delegation for contractorbiz.com.
contractorbiz.com shares the same name server setup as other domains, for example 1plus1-photography.com, futurehomerealtytampa.com, mortgagepoint.ca, saintholding.com and manion.net.
contractorbiz.com shares name servers with other domains at least partially, for instance novaretail.com.
Host names with two IP numbers:
ns77.domaincontrol.com points to 2603:5:21c4::31 and 97.74.108.49.
ns78.domaincontrol.com points to 2603:5:22c4::31 and 173.201.76.49.
Mail Servers
Two mail servers handle contractorbiz.com: mailstore1.secureserver.net and smtp.secureserver.net.
contractorbiz.com shares the same mail server setup as other domains, including rdcu.com, scene-son.com, land4less.net, wvrwanda.org and f5photography.net.
contractorbiz.com shares at least some mail servers with other domains, for example eyevoo.com and swipebms.com.
Host names with three IP numbers:
mailstore1.secureserver.net points to 216.69.141.78, 216.69.141.114 and 216.69.141.162; smtp.secureserver.net points to 216.69.141.71, 216.69.141.84 and 216.69.141.113.