51polystone.com - robtex.com
51polystone.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 38.239.12.67🇺🇸 HDHK | ||||||
| NS | a8.share-dns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 172.64.53.25🇺🇸 Cloudflare | ||||||
| PTR | ip-172-64-53-25.defastlink.net | ||||||
| NS | a.share-dns.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.53.25🇺🇸 Cloudflare | ||||||
| PTR | ip-172-64-53-25.defastlink.net | ||||||
| NS | b.share-dns.net ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.239🇺🇸 Cloudflare | ||||||
| PTR | ip-172-64-52-239.defastlink.net | ||||||
| NS | b8.share-dns.net ⚠️ Not in parent delegation | ||||||
| A | 172.64.52.239🇺🇸 Cloudflare | ||||||
| PTR | ip-172-64-52-239.defastlink.net | ||||||
| SOA | a.share-dns.commaster@share-dns.com serial=1768567281 | ||||||
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
51polystone.com |
DNS History
9 records (5 active, 4 former)
●NSa.share-dns.com2026-02-24 → 2026-02-24 · 2 obs
● 2026-02-24 12:04:36
●NSa8.share-dns.com2026-02-24 → 2026-02-24 · 2 obs
● 2026-02-24 12:04:36
●NSb.share-dns.net2026-02-24 → 2026-02-24 · 2 obs
● 2026-02-24 12:04:36
●NSb8.share-dns.net2026-02-24 → 2026-02-24 · 2 obs
● 2026-02-24 12:04:36
○NSdns27.hichina.com2018-01-07 → 2018-01-07 · 2 obs
○ 2026-02-24 12:04:36
○NSdns28.hichina.com2018-01-07 → 2018-01-07 · 2 obs
○ 2026-02-24 12:04:36
○MXmxn.mxhichina.com2018-01-07 → 2018-01-07 · 2 obs
○ 2026-02-24 12:04:36
○MXmxw.mxhichina.com2018-01-07 → 2018-01-07 · 2 obs
○ 2026-02-24 12:04:36
●A38.239.12.672026-02-24 → 2026-02-24 · 1 obs
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net, m.gtld-servers.net... | - |
| 51polystone.com | b8.share-dns.net, a8.share-dns.com | 1 record |
✅ Authoritative Response
Server: 172.64.53.25
NS records: b8.share-dns.net, a8.share-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 51polystone.com (unsigned zone)
⏱️ Timing
Total: 338ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 38.239.12.67 |
| 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 (a8.share-dns.com)
AI analysis
51polystone.com points to a single IP: 38.239.12.67.
51polystone.com's delegation is handled by four name servers: a8.share-dns.com, a.share-dns.com, b8.share-dns.net and b.share-dns.net.
51polystone.com partially shares name servers with other domains; examples include kzjk360.net, thdcn.com, nefeshbnefesh.com, vipxifu.com and hzxsjjy.com.
These name servers are commonly used alongside a7.share-dns.com, b7.share-dns.net, a12.share-dns.com, b12.share-dns.net, a3.share-dns.com, b3.share-dns.net, a11.share-dns.com, b11.share-dns.net, a9.share-dns.com and b9.share-dns.net.
Host names sharing a single IP address:
a8.share-dns.com points to: 172.64.53.25.
a.share-dns.com points to: 172.64.53.25.
b8.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: a8.share-dns.com and a.share-dns.com.
Host names pointing to 172.64.52.239: b8.share-dns.net and b.share-dns.net.