optok4.com - robtex.com
optok4.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns1.registrar-servers.com ⚠️ Not in zone NS records | ||||||
| A | 2610:a1:1024::200🇺🇸 MAINT-ID-120082610:a1:1024::/48 Neustar | ||||||
| PTR | dns1.namecheaphosting.com | ||||||
| PTR | dns1.registrar-servers.com | ||||||
| A | 156.154.132.200🇺🇸 MAINT-ID-12008156.154.132.0/24 Neustar | ||||||
| PTR | dns1.namecheaphosting.com | ||||||
| PTR | dns1.registrar-servers.com | ||||||
| NS | dns2.registrar-servers.com ⚠️ Not in zone NS records | ||||||
| A | 2610:a1:1025::200🇺🇸 MAINT-ID-120082610:a1:1025::/48 Neustar | ||||||
| PTR | dns2.namecheaphosting.com | ||||||
| PTR | dns2.registrar-servers.com | ||||||
| A | 156.154.133.200🇺🇸 MAINT-ID-12008156.154.133.0/24 Neustar | ||||||
| PTR | dns2.namecheaphosting.com | ||||||
| PTR | dns2.registrar-servers.com | ||||||
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=1775241617 | ||||||
Same first word
optok4.com |
DNS History
5 records (2 active, 3 former)
●NSdns1.registrar-servers.com2026-02-17 → 2026-04-03 · 3 obs
● 2026-02-17 11:38:18
● 2026-04-03 19:01:32
●NSdns2.registrar-servers.com2026-02-17 → 2026-04-03 · 3 obs
● 2026-02-17 11:38:18
● 2026-04-03 19:01:32
○NSpablo.ns.cloudflare.com2016-12-17 → 2016-12-17 · 3 obs
○ 2026-02-17 11:38:18
○ 2026-04-03 19:01:32
○NSrobin.ns.cloudflare.com2016-12-17 → 2016-12-17 · 3 obs
○ 2026-02-17 11:38:18
○ 2026-04-03 19:01:32
○A103.1.249.1002016-12-17 → 2016-12-17 · 3 obs
○ 2026-02-17 11:38:18
○ 2026-04-03 19:01:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| optok4.com | dns1.registrar-servers.com, dns2.registrar-servers.com | 4 records |
✅ Authoritative Response
Server:156.154.133.200
NS records: dns1.registrar-servers.com, dns2.registrar-servers.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optok4.com (unsigned zone)
⏱️ Timing
Total: 250ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (dns1.registrar-servers.com, dns1.registrar-servers.com, dns2.registrar-servers.com...)
Analysis
Name Servers
optok4.com has two name servers: dns1.registrar-servers.com and dns2.registrar-servers.com.
optok4.com shares the same name server setup as other domains, for example mjcs.net, fatsweats.com, baumarindustries.com, 129north.com and mobile-asia.com.
optok4.com at least partially shares name servers with other domains; for example causetobe.com and helsee.com; podplay.net and thayneandsons.com.
These name servers are often used together with dns3.registrar-servers.com, dns4.registrar-servers.com and dns5.registrar-servers.com.
Host names with two IP numbers:
dns1.registrar-servers.com points to: 2610:a1:1024::200 and 156.154.132.200; dns2.registrar-servers.com points to: 2610:a1:1025::200 and 156.154.133.200.