ustcg.com - robtex.com
ustcg.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=1786908279 | ||||||
Same first word
ustcg.com |
Similar names
gtcus.com |
cgust.edu.tw |
tgcus.com |
gustc.com |
gtcsu.com |
usgct.com |
ugtcs.com |
cgstu.com |
cgsut.cn |
ugtsc.org.br |
utscg.com |
stguc.com |
ustgc.com |
gctus.com |
cstug.cz |
ctgus.com |
sgcut.com |
DNS History
19 records (7 active, 12 former)
○NSdns1.name-services.com2008-03-11 → 2008-03-11 · 3 obs
○ 2015-08-20 08:25:00
○ 2026-08-16 19:42:28
○NSdns2.name-services.com2008-03-11 → 2008-03-11 · 3 obs
○ 2015-08-20 08:25:00
○ 2026-08-16 19:42:28
○NSdns3.name-services.com2008-03-11 → 2008-03-11 · 3 obs
○ 2015-08-20 08:25:00
○ 2026-08-16 19:42:28
○NSdns4.name-services.com2008-03-11 → 2008-03-11 · 3 obs
○ 2015-08-20 08:25:00
○ 2026-08-16 19:42:28
○NSdns5.name-services.com2008-03-11 → 2008-03-11 · 3 obs
○ 2015-08-20 08:25:00
○ 2026-08-16 19:42:28
○NSns0.dnsmadeeasy.com2015-08-20 → 2017-08-12 · 5 obs
● 2015-08-20 08:25:00
● 2017-08-12 14:03:16
○ 2026-06-20 08:13:16
○ 2026-08-16 19:42:28
●NSns1.whois.com2026-06-20 → 2026-08-16 · 3 obs
● 2026-06-20 08:13:16
● 2026-08-16 19:42:28
○NSns1.ztechnology.net2015-08-20 → 2017-08-12 · 5 obs
● 2015-08-20 08:25:00
● 2017-08-12 14:03:16
○ 2026-06-20 08:13:16
○ 2026-08-16 19:42:28
●NSns2.whois.com2026-06-20 → 2026-08-16 · 3 obs
● 2026-06-20 08:13:16
● 2026-08-16 19:42:28
○NSns2.ztechnology.net2015-08-20 → 2017-08-12 · 5 obs
● 2015-08-20 08:25:00
● 2017-08-12 14:03:16
○ 2026-06-20 08:13:16
○ 2026-08-16 19:42:28
●NSns3.whois.com2026-06-20 → 2026-08-16 · 3 obs
● 2026-06-20 08:13:16
● 2026-08-16 19:42:28
●NSns4.whois.com2026-06-20 → 2026-08-16 · 3 obs
● 2026-06-20 08:13:16
● 2026-08-16 19:42:28
○MXmx1106.weboperations.net2015-08-20 → 2017-08-12 · 5 obs
● 2015-08-20 08:25:00
● 2017-08-12 14:03:16
○ 2026-06-20 08:13:16
○ 2026-08-16 19:42:28
○MXmx2.weboperations.net2015-08-20 → 2017-08-12 · 5 obs
● 2015-08-20 08:25:00
● 2017-08-12 14:03:16
○ 2026-06-20 08:13:16
○ 2026-08-16 19:42:28
●MXus2.mx1.mailhostbox.com2026-06-20 → 2026-08-16 · 3 obs
● 2026-06-20 08:13:16
● 2026-08-16 19:42:28
●MXus2.mx2.mailhostbox.com2026-06-20 → 2026-08-16 · 3 obs
● 2026-06-20 08:13:16
● 2026-08-16 19:42:28
●MXus2.mx3.mailhostbox.com2026-06-20 → 2026-08-16 · 3 obs
● 2026-06-20 08:13:16
● 2026-08-16 19:42:28
○A50.63.211.12015-08-20 → 2017-08-12 · 5 obs
● 2015-08-20 08:25:00
● 2017-08-12 14:03:16
○ 2026-06-20 08:13:16
○ 2026-08-16 19:42:28
○A8.15.231.1142008-03-11 → 2008-03-11 · 3 obs
○ 2015-08-20 08:25:00
○ 2026-08-16 19:42:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, m.gtld-servers.net, h.gtld-servers.net, k.gtld-servers.net... | - |
| ustcg.com | ns1.whois.com, ns2.whois.com, ns3.whois.com, ns4.whois.com | 16 records |
✅ Authoritative Response
Server:162.251.82.118
NS records: ns1.whois.com, ns2.whois.com, ns3.whois.com, ns4.whois.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ustcg.com (unsigned zone)
⏱️ Timing
Total: 474ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns3.whois.com, ns1.whois.com... |
| MX | 3 | us2.mx3.mailhostbox.com (pri: 100), us2.mx1.mailhostbox.com (pri: 100)... |
| TXT | 1 | v=spf1 redirect=_spf.mailhostbox.com |
| SOA | 1 | ns1.whois.com billbank9189.gmail.com |
📌 Glue Records Collected
Total: 16
Out-of-bailiwick: 16 (ns1.whois.com, ns1.whois.com, ns1.whois.com...)
Analysis
Name Servers
The domain ustcg.com is delegated to these four name servers: ns1.whois.com, ns2.whois.com, ns3.whois.com and ns4.whois.com.
At least some of ustcg.com's name servers are shared with other domains, for example 2theuniverse.com, babbilon.com, mgk.mobi and two more.
These name servers tend to be used in conjunction with the name servers 208.91.197.91.
ns1.whois.com, ns2.whois.com, ns3.whois.com and ns4.whois.com are host names that each resolve to four IP numbers: ns1.whois.com resolves to 162.251.82.122, 162.251.82.123, 162.251.82.250 and 162.251.82.251, ns2.whois.com resolves to 162.251.82.120, 162.251.82.121, 162.251.82.248 and 162.251.82.249, ns3.whois.com resolves to 162.251.82.118, 162.251.82.119, 162.251.82.246 and 162.251.82.247 and ns4.whois.com resolves to 162.251.82.124, 162.251.82.125, 162.251.82.252 and 162.251.82.253.
Mail Servers
The MX records for ustcg.com list three mail servers: us2.mx1.mailhostbox.com, us2.mx2.mailhostbox.com and us2.mx3.mailhostbox.com.
ustcg.com shares at least some of its mail servers with other domains — for example yaa.com.hk, analytical-decisions.com, wenepali.com and two more.
These mail servers tend to be used in conjunction with aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two additional mail servers.
us2.mx1.mailhostbox.com, us2.mx2.mailhostbox.com and us2.mx3.mailhostbox.com all have one IP address each — us2.mx1.mailhostbox.com directs to 162.215.3.26, us2.mx2.mailhostbox.com directs to 162.215.2.27 and us2.mx3.mailhostbox.com directs to 162.215.3.25.