dream-java-seminar.com - robtex.com
dream-java-seminar.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=1777261401 | ||||||
MX for
dream-java-seminar.com |
Same first word
dream-java-seminar.com |
DNS History
11 records (7 active, 4 former)
●NSns1.xserver.jp2026-02-28 → 2026-04-27 · 3 obs
● 2026-02-28 09:22:58
● 2026-04-27 03:50:08
○NSns1.xtwo.ne.jp2016-12-15 → 2017-10-10 · 4 obs
● 2017-10-10 13:15:48
○ 2026-02-28 09:22:58
○ 2026-04-27 03:50:08
●NSns2.xserver.jp2026-02-28 → 2026-04-27 · 3 obs
● 2026-02-28 09:22:58
● 2026-04-27 03:50:08
○NSns2.xtwo.ne.jp2016-12-15 → 2017-10-10 · 4 obs
● 2017-10-10 13:15:48
○ 2026-02-28 09:22:58
○ 2026-04-27 03:50:08
●NSns3.xserver.jp2026-02-28 → 2026-04-27 · 3 obs
● 2026-02-28 09:22:58
● 2026-04-27 03:50:08
○NSns3.xtwo.ne.jp2016-12-15 → 2017-10-10 · 4 obs
● 2017-10-10 13:15:48
○ 2026-02-28 09:22:58
○ 2026-04-27 03:50:08
●NSns4.xserver.jp2026-02-28 → 2026-04-27 · 3 obs
● 2026-02-28 09:22:58
● 2026-04-27 03:50:08
●NSns5.xserver.jp2026-02-28 → 2026-04-27 · 3 obs
● 2026-02-28 09:22:58
● 2026-04-27 03:50:08
●MXdream-java-seminar.com2016-12-15 → 2026-04-27 · 2 obs
● 2026-04-27 03:50:08
●A157.112.183.562026-02-28 → 2026-04-27 · 3 obs
● 2026-02-28 09:22:58
● 2026-04-27 03:50:08
○A175.28.4.102016-12-15 → 2017-10-10 · 4 obs
● 2017-10-10 13:15:48
○ 2026-02-28 09:22:58
○ 2026-04-27 03:50:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| dream-java-seminar.com | ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp... | - |
✅ Authoritative Response
Server:202.226.39.247
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 dream-java-seminar.com (unsigned zone)
⏱️ Timing
Total: 1690ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.112.183.56 |
| NS | 5 | ns5.xserver.jp, ns2.xserver.jp... |
| MX | 1 | dream-java-seminar.com (pri: 0) |
| TXT | 2 | google-site-verification=wVPT6N7Mfp_F7mL, v=spf1 +a:sv5215.xserver.jp +a:dream-jav |
| SOA | 1 | ns1.xserver.jp root.xserver.jp |
Analysis
Mail Server Role
dream-java-seminar.com serves as the mail server for dream-java-seminar.com.
IP Addresses
dream-java-seminar.com resolves to a single IP address: 157.112.183.56.
Other host names including imaiso.com, mimoza-law.com, mail.umeling.com, dream-appdev-seminar.com and skyperec.com share IP numbers with dream-java-seminar.com.
Name Servers
dream-java-seminar.com is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.
dream-java-seminar.com at least partially shares name servers with other domains, including eyestop-design.com, storeno.co.jp, ajitowaza.or.jp, tokyo-gstyle.com and jikoguide.com.
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 dream-java-seminar.com.
dream-java-seminar.com points to a single IP: 157.112.183.56.