pgoptical.com - robtex.com
pgoptical.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 192.163.179.221🇺🇸 POWERLINE-HK192.163.176.0/20 SpeedVM Network Group LLC | ||||||
| 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=1756294136 | ||||||
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=1774451302 | ||||||
Same first word
pgoptical.com |
DNS History
15 records (5 active, 10 former)
●NSa.share-dns.com2026-03-22 → 2026-03-25 · 3 obs
● 2026-03-22 08:41:46
● 2026-03-25 15:14:14
●NSa2.share-dns.com2026-03-22 → 2026-03-25 · 3 obs
● 2026-03-22 08:41:46
● 2026-03-25 15:14:14
●NSb.share-dns.net2026-03-22 → 2026-03-25 · 3 obs
● 2026-03-22 08:41:46
● 2026-03-25 15:14:14
●NSb2.share-dns.net2026-03-22 → 2026-03-25 · 3 obs
● 2026-03-22 08:41:46
● 2026-03-25 15:14:14
○NSdns.bizcn.com2020-01-14 → 2020-01-14 · 4 obs
● 2020-01-14 01:19:38
○ 2026-03-22 08:41:46
○ 2026-03-25 15:14:14
○NSns1.dns.com.cn2020-01-14 → 2020-01-14 · 4 obs
● 2020-01-14 01:19:38
○ 2026-03-22 08:41:46
○ 2026-03-25 15:14:14
○NSns13.dns.com.cn2015-12-19 → 2016-01-26 · 5 obs
● 2015-12-19 17:37:00
● 2016-01-26 15:13:14
○ 2020-01-14 01:19:38
○ 2026-03-25 15:14:14
○NSns14.dns.com.cn2015-12-19 → 2016-01-26 · 5 obs
● 2015-12-19 17:37:00
● 2016-01-26 15:13:14
○ 2020-01-14 01:19:38
○ 2026-03-25 15:14:14
○NSns2.dns.com.cn2015-10-17 → 2020-01-14 · 4 obs
● 2020-01-14 01:19:38
○ 2026-03-22 08:41:46
○ 2026-03-25 15:14:14
○MXmxbiz1.qq.com2015-12-19 → 2020-01-14 · 4 obs
● 2020-01-14 01:19:38
○ 2026-03-22 08:41:46
○ 2026-03-25 15:14:14
○MXmxbiz2.qq.com2015-12-19 → 2020-01-14 · 4 obs
● 2020-01-14 01:19:38
○ 2026-03-22 08:41:46
○ 2026-03-25 15:14:14
○A182.16.9.1182015-10-17 → 2015-10-17 · 3 obs
○ 2015-12-19 17:37:00
○ 2026-03-25 15:14:14
●A192.163.179.2212026-03-22 → 2026-03-25 · 3 obs
● 2026-03-22 08:41:46
● 2026-03-25 15:14:14
○CNAMEdns956.idcug.com2015-10-17 → 2015-10-17 · 3 obs
○ 2015-12-19 17:37:00
○ 2026-03-25 15:14:14
○CNAMEns.dns956.idcug.com2015-10-17 → 2015-10-17 · 3 obs
○ 2015-12-19 17:37:00
○ 2026-03-25 15:14:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| pgoptical.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 pgoptical.com (unsigned zone)
⏱️ Timing
Total: 165ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 192.163.179.221 |
| 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
pgoptical.com resolves to one IP number: 192.163.179.221.
Name Servers
pgoptical.com is delegated to four name servers: a2.share-dns.com, a.share-dns.com, b2.share-dns.net and b.share-dns.net.
pgoptical.com at least partially shares name servers with other domains, for instance ccylyb.com, tsbs168.com, sx4xa.com, hnjqgs.com and cispd.com.
These name servers are commonly used with the following name servers: a3.share-dns.com, b3.share-dns.net, a4.share-dns.com, b4.share-dns.net, a1.share-dns.com, b1.share-dns.net, a12.share-dns.com, b12.share-dns.net, a11.share-dns.com and b11.share-dns.net.
Host names with a single IP:
a2.share-dns.com points to 172.64.53.25.
a.share-dns.com points to 172.64.53.25.
b2.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: a2.share-dns.com and a.share-dns.com.
Host names pointing to 172.64.52.239: b2.share-dns.net and b.share-dns.net.