ota-tech.com - robtex.com
ota-tech.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=1774653292 | ||||||
MX for
ota-tech.com |
Same first word
ota-tech.com |
Similar names
DNS History
12 records (7 active, 5 former)
●NSns1.xserver.jp2026-02-16 → 2026-03-27 · 3 obs
● 2026-02-16 11:44:08
● 2026-03-27 23:37:04
●NSns2.xserver.jp2026-02-16 → 2026-03-27 · 3 obs
● 2026-02-16 11:44:08
● 2026-03-27 23:37:04
●NSns3.xserver.jp2026-02-16 → 2026-03-27 · 3 obs
● 2026-02-16 11:44:08
● 2026-03-27 23:37:04
●NSns4.xserver.jp2026-02-16 → 2026-03-27 · 3 obs
● 2026-02-16 11:44:08
● 2026-03-27 23:37:04
●NSns5.xserver.jp2026-02-16 → 2026-03-27 · 3 obs
● 2026-02-16 11:44:08
● 2026-03-27 23:37:04
○NSns55.domaincontrol.com2016-12-15 → 2016-12-15 · 3 obs
○ 2026-02-16 11:44:08
○ 2026-03-27 23:37:04
○NSns56.domaincontrol.com2016-12-15 → 2016-12-15 · 3 obs
○ 2026-02-16 11:44:08
○ 2026-03-27 23:37:04
○MXmailstore1.secureserver.net2016-12-15 → 2016-12-15 · 3 obs
○ 2026-02-16 11:44:08
○ 2026-03-27 23:37:04
●MXota-tech.com2026-02-16 → 2026-03-27 · 3 obs
● 2026-02-16 11:44:08
● 2026-03-27 23:37:04
○MXsmtp.secureserver.net2016-12-15 → 2016-12-15 · 3 obs
○ 2026-02-16 11:44:08
○ 2026-03-27 23:37:04
●A157.112.176.392026-02-16 → 2026-03-27 · 3 obs
● 2026-02-16 11:44:08
● 2026-03-27 23:37:04
○A198.23.241.1742016-12-15 → 2016-12-15 · 3 obs
○ 2026-02-16 11:44:08
○ 2026-03-27 23:37:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| ota-tech.com | ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp... | - |
✅ Authoritative Response
Server:157.112.182.218
NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ota-tech.com (unsigned zone)
⏱️ Timing
Total: 1117ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.112.176.39 |
| NS | 5 | ns4.xserver.jp, ns3.xserver.jp... |
| MX | 1 | ota-tech.com (pri: 0) |
| TXT | 1 | v=spf1 +a:sv838.xserver.jp +a:ota-tech.c |
| SOA | 1 | ns1.xserver.jp root.sv0.xserver.jp |
Analysis
Mail Server Role
ota-tech.com serves as the mail server for ota-tech.com.
IP Addresses
ota-tech.com points to a single IP number: 157.112.176.39.
Other host names, for instance myplanst.com, mx.familygolf-j.com, saladhome.com, ichigobbs.org and familygolf-j.com share IP numbers with ota-tech.com.
Name Servers
ota-tech.com is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.
ota-tech.com at least partially shares name servers with other domains, for instance art-project.jp, toychiizu.com, ip-fx.com, likeplace.net and y4u.jp.
Host names with three IP numbers:
ns1.xserver.jp points to: 202.226.36.164, 202.226.36.170 and 202.226.36.246
ns4.xserver.jp points to: 183.90.224.226, 183.90.224.230 and 202.226.39.247
ns5.xserver.jp points to: 157.112.182.218, 157.112.182.220 and 202.226.37.247
Host names with one IP number:
ns2.xserver.jp points to: 35.72.43.26
ns3.xserver.jp points to: 202.226.36.247
Mail Servers
A single mail server handles ota-tech.com.
ota-tech.com points to a single IP: 157.112.176.39.