opto88.com - robtex.com
opto88.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 38.173.59.33🇺🇸 AS39847838.173.0.0/18 PEG TECH INC | ||||||
| NS | a9.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 | b9.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=1752647017 | ||||||
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=1785505132 | ||||||
Same first word
opto88.com |
DNS History
8 records (5 active, 3 former)
●NSa.share-dns.com2026-07-20 → 2026-07-31 · 3 obs
● 2026-07-20 20:49:54
● 2026-07-31 13:47:40
●NSa9.share-dns.com2026-07-20 → 2026-07-31 · 3 obs
● 2026-07-20 20:49:54
● 2026-07-31 13:47:40
●NSb.share-dns.net2026-07-20 → 2026-07-31 · 3 obs
● 2026-07-20 20:49:54
● 2026-07-31 13:47:40
●NSb9.share-dns.net2026-07-20 → 2026-07-31 · 3 obs
● 2026-07-20 20:49:54
● 2026-07-31 13:47:40
○NSns11.bigwww.com2015-08-20 → 2018-01-09 · 4 obs
● 2018-01-09 12:14:16
○ 2026-07-20 20:49:54
○ 2026-07-31 13:47:40
○MXmx.ym.163.com2015-08-20 → 2018-01-09 · 4 obs
● 2018-01-09 12:14:16
○ 2026-07-20 20:49:54
○ 2026-07-31 13:47:40
○A116.255.199.1102015-08-20 → 2018-01-09 · 4 obs
● 2018-01-09 12:14:16
○ 2026-07-20 20:49:54
○ 2026-07-31 13:47:40
●A38.173.59.332026-07-20 → 2026-07-31 · 3 obs
● 2026-07-20 20:49:54
● 2026-07-31 13:47:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| opto88.com | b9.share-dns.net, a9.share-dns.com | 1 record |
✅ Authoritative Response
Server:172.64.53.25
NS records: b9.share-dns.net, a9.share-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for opto88.com (unsigned zone)
⏱️ Timing
Total: 237ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 38.173.59.33 |
| 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 (a9.share-dns.com)
Analysis
IP Addresses
opto88.com resolves to just one IP address, 38.173.59.33.
opto88.com shares its IP numbers with other host names like zhiry.com, mail.zhiry.com and scsjie.com.
Name Servers
The NS records for opto88.com point to four name servers: a9.share-dns.com, a.share-dns.com, b9.share-dns.net and b.share-dns.net.
opto88.com has at least partial name server overlap with other domains, such as a6965.vip, szhwh.net, campusmd.net and two others.
a4.share-dns.com, b4.share-dns.net and a1.share-dns.com — plus 7 other name servers — are commonly paired with these name servers.
a9.share-dns.com resolves to 172.64.53.25, as does a.share-dns.com. b9.share-dns.net resolves to 172.64.52.239, as does b.share-dns.net.
These two host names — a9.share-dns.com and a.share-dns.com — each point to 172.64.53.25 IP addresses.
These two host names — b9.share-dns.net and b.share-dns.net — each point to 172.64.52.239 IP addresses.