37usa.com - robtex.com
37usa.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 107.163.98.16🇺🇸 CNSERVERSLLC107.163.96.0/19 Proxy-registered route object | ||||||
| NS | a12.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 | b12.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=1758177562 | ||||||
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=1778804561 | ||||||
Subdomains
www.37usa.com |
Same first word
37usa.com |
Similar names
DNS History
12 records (5 active, 7 former)
●NSa.share-dns.com2026-04-10 → 2026-05-15 · 3 obs
● 2026-04-10 17:15:54
● 2026-05-15 00:38:06
●NSa12.share-dns.com2026-04-10 → 2026-05-15 · 3 obs
● 2026-04-10 17:15:54
● 2026-05-15 00:38:06
●NSb.share-dns.net2026-04-10 → 2026-05-15 · 3 obs
● 2026-04-10 17:15:54
● 2026-05-15 00:38:06
●NSb12.share-dns.net2026-04-10 → 2026-05-15 · 3 obs
● 2026-04-10 17:15:54
● 2026-05-15 00:38:06
○NSns11.xincache.com2015-05-20 → 2015-05-20 · 3 obs
○ 2015-10-23 19:51:26
○ 2026-05-15 00:38:06
○NSns13.xincache.com2015-10-23 → 2017-10-09 · 5 obs
● 2015-10-23 19:51:26
● 2017-10-09 15:27:54
○ 2026-04-10 17:15:54
○ 2026-05-15 00:38:06
○NSns14.xincache.com2015-10-23 → 2017-10-09 · 5 obs
● 2015-10-23 19:51:26
● 2017-10-09 15:27:54
○ 2026-04-10 17:15:54
○ 2026-05-15 00:38:06
○MXmxbiz1.qq.com2015-05-20 → 2017-10-09 · 4 obs
● 2017-10-09 15:27:54
○ 2026-04-10 17:15:54
○ 2026-05-15 00:38:06
○MXmxbiz2.qq.com2015-05-20 → 2017-10-09 · 4 obs
● 2017-10-09 15:27:54
○ 2026-04-10 17:15:54
○ 2026-05-15 00:38:06
●A107.163.98.162026-04-10 → 2026-05-15 · 3 obs
● 2026-04-10 17:15:54
● 2026-05-15 00:38:06
○A118.145.22.1222015-05-20 → 2015-05-20 · 3 obs
○ 2015-10-23 19:51:26
○ 2026-05-15 00:38:06
○A121.40.217.162015-10-23 → 2017-10-09 · 5 obs
● 2015-10-23 19:51:26
● 2017-10-09 15:27:54
○ 2026-04-10 17:15:54
○ 2026-05-15 00:38:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, m.gtld-servers.net, g.gtld-servers.net, e.gtld-servers.net... | - |
| 37usa.com | b12.share-dns.net, a12.share-dns.com | 1 record |
✅ Authoritative Response
Server:172.64.53.25
NS records: b12.share-dns.net, a12.share-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 37usa.com (unsigned zone)
⏱️ Timing
Total: 272ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 107.163.98.16 |
| 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 (a12.share-dns.com)
Analysis
Hierarchy
The parent of www.37usa.com is 37usa.com.
IP Addresses
37usa.com points to a single IP: 107.163.98.16.
Other host names, such as www.37usa.com, share IP numbers with 37usa.com.
Name Servers
37usa.com's delegation is handled by four name servers: a12.share-dns.com, a.share-dns.com, b12.share-dns.net and b.share-dns.net.
37usa.com partially shares name servers with other domains; examples include jingyuplay.com, www17u.cn, mindfulabuse.com, 365edd.com and whkes.cn.
These name servers are commonly used alongside a11.share-dns.com, b11.share-dns.net, a4.share-dns.com, b4.share-dns.net, a2.share-dns.com, b2.share-dns.net, a3.share-dns.com, b3.share-dns.net, a6.share-dns.com and b6.share-dns.net.
Host names sharing a single IP address:
a12.share-dns.com points to: 172.64.53.25.
a.share-dns.com points to: 172.64.53.25.
b12.share-dns.net points to: 172.64.52.239.
b.share-dns.net points to: 172.64.52.239.
Host names pointing to 172.64.53.25: a12.share-dns.com and a.share-dns.com.
Host names pointing to 172.64.52.239: b12.share-dns.net and b.share-dns.net.