ztusa.com - robtex.com
ztusa.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 177.211.136.50🇧🇷 UNSPECIFIED160.0.0.0/3 | ||||||
| NS | a2.share-dns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | a.share-dns.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | b.share-dns.net ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | b2.share-dns.net ⚠️ Not in parent delegation | ||||||
| A | 172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | a.share-dns.commaster@share-dns.com serial=1773211089 | ||||||
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=1784984057 | ||||||
Same first word
ztusa.com |
Similar names
DNS History
10 records (5 active, 5 former)
●NSa.share-dns.com2026-06-19 → 2026-07-25 · 3 obs
● 2026-06-19 20:00:54
● 2026-07-25 13:00:28
●NSa2.share-dns.com2026-06-19 → 2026-07-25 · 3 obs
● 2026-06-19 20:00:54
● 2026-07-25 13:00:28
●NSb.share-dns.net2026-06-19 → 2026-07-25 · 3 obs
● 2026-06-19 20:00:54
● 2026-07-25 13:00:28
●NSb2.share-dns.net2026-06-19 → 2026-07-25 · 3 obs
● 2026-06-19 20:00:54
● 2026-07-25 13:00:28
○NSdns10.hichina.com2015-07-21 → 2018-08-09 · 4 obs
● 2018-08-09 14:45:58
○ 2026-06-19 20:00:54
○ 2026-07-25 13:00:28
○NSdns9.hichina.com2015-07-21 → 2018-08-09 · 4 obs
● 2018-08-09 14:45:58
○ 2026-06-19 20:00:54
○ 2026-07-25 13:00:28
○MXmxbiz1.qq.com2015-07-21 → 2018-08-09 · 4 obs
● 2018-08-09 14:45:58
○ 2026-06-19 20:00:54
○ 2026-07-25 13:00:28
○MXmxbiz2.qq.com2015-07-21 → 2018-08-09 · 4 obs
● 2018-08-09 14:45:58
○ 2026-06-19 20:00:54
○ 2026-07-25 13:00:28
●A177.211.136.502026-06-19 → 2026-07-25 · 3 obs
● 2026-06-19 20:00:54
● 2026-07-25 13:00:28
○A223.6.154.2472015-07-21 → 2018-08-09 · 4 obs
● 2018-08-09 14:45:58
○ 2026-06-19 20:00:54
○ 2026-07-25 13:00:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net, f.gtld-servers.net... | - |
| ztusa.com | b2.share-dns.net, a2.share-dns.com | 1 record |
✅ Authoritative Response
Server:172.64.52.239
NS records: b2.share-dns.net, a2.share-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ztusa.com (unsigned zone)
⏱️ Timing
Total: 3085ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 177.211.136.50 |
| NS | 2 | a.share-dns.com, b.share-dns.net |
| SOA | 1 | a.share-dns.com master.share-dns.com |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (a2.share-dns.com)
Analysis
IP Addresses
ztusa.com has exactly one IP address — 177.211.136.50.
Other host names share IP numbers with ztusa.com; sucai51.com is one such example.
Name Servers
Four name servers handle the delegation for ztusa.com: a2.share-dns.com, a.share-dns.com, b2.share-dns.net and b.share-dns.net.
The name servers of ztusa.com overlap at least partially with those of other domains — among them nmnzhongguo.com, qmsxs.com, zswali.com and two more.
These name servers commonly appear in delegations together with a6.share-dns.com, b6.share-dns.net, a4.share-dns.com and 7 other.
a2.share-dns.com and a.share-dns.com share the IP address 172.64.53.25; b2.share-dns.net and b.share-dns.net share the IP address 172.64.52.239.
These two host names — a2.share-dns.com and a.share-dns.com — each point to 172.64.53.25 IP addresses.
These two host names — b2.share-dns.net and b.share-dns.net — each point to 172.64.52.239 IP addresses.