51usc.com - robtex.com
51usc.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 140.188.108.99🇺🇸 PEGTECHINC140.188.64.0/18 PEG TECH INC | ||||||
| NS | ns1.51usc.com ⚠️ Not in zone NS records | ||||||
| NS | ns2.51usc.com ⚠️ Not in zone NS records | ||||||
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=1776010682 | ||||||
Same first word
51usc.com |
DNS History
8 records (3 active, 5 former)
○NSdns10.hichina.com2016-05-02 → 2018-08-05 · 3 obs
● 2016-05-02 14:20:22
● 2018-08-05 20:52:16
○ 2026-04-12 16:19:14
● 2018-08-05 20:52:16
○ 2026-04-12 16:19:14
○NSdns9.hichina.com2016-05-02 → 2018-08-05 · 3 obs
● 2016-05-02 14:20:22
● 2018-08-05 20:52:16
○ 2026-04-12 16:19:14
● 2018-08-05 20:52:16
○ 2026-04-12 16:19:14
●NSns1.51usc.com2026-04-12 → 2026-04-12 · 2 obs
○ 2018-08-05 20:52:16
● 2026-04-12 16:19:14
● 2026-04-12 16:19:14
●NSns2.51usc.com2026-04-12 → 2026-04-12 · 2 obs
○ 2018-08-05 20:52:16
● 2026-04-12 16:19:14
● 2026-04-12 16:19:14
○MXmxn.mxhichina.com2016-05-02 → 2018-08-05 · 3 obs
● 2016-05-02 14:20:22
● 2018-08-05 20:52:16
○ 2026-04-12 16:19:14
● 2018-08-05 20:52:16
○ 2026-04-12 16:19:14
○MXmxw.mxhichina.com2016-05-02 → 2018-08-05 · 3 obs
● 2016-05-02 14:20:22
● 2018-08-05 20:52:16
○ 2026-04-12 16:19:14
● 2018-08-05 20:52:16
○ 2026-04-12 16:19:14
●A140.188.108.992026-04-12 → 2026-04-12 · 1 obs
● 2026-04-12 16:19:14
○A38.6.107.1292026-04-12 → 2026-04-12 · 1 obs
○ 2026-04-12 16:19:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net... | - |
| 51usc.com | ns1.51usc.com, ns2.51usc.com | 8 records |
✅ Authoritative Response
Server:172.247.11.194
NS records: ns1.51usc.com, ns2.51usc.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 51usc.com (unsigned zone)
⏱️ Timing
Total: 172ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 140.188.108.99 |
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (ns1.51usc.com, ns1.51usc.com, ns1.51usc.com...)
Analysis
IP Addresses
51usc.com points to a single IP number: 140.188.108.99.
Other host names, for instance starknetc.com, share IP numbers with 51usc.com.
Name Servers
51usc.com is delegated to two name servers: ns1.51usc.com and ns2.51usc.com.