optima37.com - robtex.com
optima37.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 52.192.115.51🇯🇵 Amazon52.192.0.0/15 EC2 NRT prefix | ||||||
| PTR | www56.ip-mobile.tv | ||||||
| NS | nsc.ip-mobile.tv ⭐ | ||||||
| A | 54.64.51.207🇯🇵 Amazon54.64.0.0/15 EC2 NRT prefix | ||||||
| PTR | nsc.ipmobilea.com | ||||||
| NS | nsd.ip-mobile.tv | ||||||
| A | 54.64.58.18🇯🇵 Amazon54.64.0.0/15 EC2 NRT prefix | ||||||
| PTR | nsd.ipmobilea.com | ||||||
| MX | mail.optima37.com ⭐ | ||||||
| A | 52.192.115.51🇯🇵 Amazon52.192.0.0/15 EC2 NRT prefix | ||||||
| PTR | www56.ip-mobile.tv | ||||||
| TXT | v=spf1 ip4:122.220.78.80/28 ip4:124.36.84.1/25 ip4:210.248.158.0/24 ip4:52.19... | ||||||
| SOA | nsc.ip-mobile.tvroot@ip-mobile.tv 2016-03-17 #2 | ||||||
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=1776194672 | ||||||
Subdomains
mail.optima37.com |
Same first word
optima37.com |
DNS History
9 records (4 active, 5 former)
○NSnsa.ip-mobile.tv2015-05-15 → 2015-12-21 · 4 obs
● 2015-12-21 10:00:48
○ 2016-03-20 10:55:24
○ 2026-04-14 19:50:38
○NSnsb.ip-mobile.tv2015-05-15 → 2015-12-21 · 4 obs
● 2015-12-21 10:00:48
○ 2016-03-20 10:55:24
○ 2026-04-14 19:50:38
●NSnsc.ip-mobile.tv2016-03-20 → 2026-04-14 · 3 obs
● 2016-03-20 10:55:24
● 2026-04-14 19:50:38
○NSnsc.thk-hd.co.jp2015-05-15 → 2015-12-21 · 4 obs
● 2015-12-21 10:00:48
○ 2016-03-20 10:55:24
○ 2026-04-14 19:50:38
●NSnsd.ip-mobile.tv2016-03-20 → 2026-04-14 · 3 obs
● 2016-03-20 10:55:24
● 2026-04-14 19:50:38
○NSnsd.thk-hd.co.jp2015-05-15 → 2015-12-21 · 4 obs
● 2015-12-21 10:00:48
○ 2016-03-20 10:55:24
○ 2026-04-14 19:50:38
●MXmail.optima37.com2015-05-15 → 2026-04-14 · 2 obs
● 2026-04-14 19:50:38
○A210.248.158.562015-05-15 → 2015-12-21 · 4 obs
● 2015-12-21 10:00:48
○ 2016-03-20 10:55:24
○ 2026-04-14 19:50:38
●A52.192.115.512016-03-20 → 2026-04-14 · 3 obs
● 2016-03-20 10:55:24
● 2026-04-14 19:50:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net... | - |
| optima37.com | nsc.ip-mobile.tv, nsd.ip-mobile.tv | - |
✅ Authoritative Response
Server:54.64.51.207
NS records: nsc.ip-mobile.tv, nsd.ip-mobile.tv
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optima37.com (unsigned zone)
⏱️ Timing
Total: 785ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.192.115.51 |
| NS | 2 | nsc.ip-mobile.tv, nsd.ip-mobile.tv |
| MX | 1 | mail.optima37.com (pri: 10) |
| TXT | 1 | v=spf1 ip4:122.220.78.80/28 ip4:124.36.8 |
| SOA | 1 | nsc.ip-mobile.tv root.ip-mobile.tv |
Analysis
Hierarchy
optima37.com is the parent of mail.optima37.com.
IP Addresses
optima37.com resolves to a single IP address: 52.192.115.51.
Other host names including zio197.com, mail.omatsuri-sawagi.com, www56.ip-mobile.tv, hair-cantik.com and mail.sensai.mobi share IP numbers with optima37.com.
Name Servers
optima37.com's delegation uses two name servers, nsc.ip-mobile.tv and nsd.ip-mobile.tv.
optima37.com shares the same name server setup as other domains, for example kinjyouen.mobi, kichi--kichi.net, yosa-park-sakura.com, senno-tane.net and cafe-la-luna.net.
optima37.com at least partially shares name servers with other domains, including maguro-ushiwakamaru.com, torihanas.net, e-tonkatsu.mobi, marinapet.jp and hair-design.jp.
These name servers are commonly used with nsc.ipmobilea.com and nsd.ipmobilea.com.
Host names with a single IP:
nsc.ip-mobile.tv points to 54.64.51.207.
nsd.ip-mobile.tv points to 54.64.58.18.
Mail Servers
optima37.com is handled by a single mail server, mail.optima37.com.
mail.optima37.com points to a single IP: 52.192.115.51.