dream-php-seminar.com - robtex.com
dream-php-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=1777296421 | ||||||
MX for
dream-php-seminar.com |
Same first word
dream-php-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 13:47:06
○NSns1.xtwo.ne.jp2016-12-15 → 2017-10-04 · 4 obs
● 2017-10-04 01:32:44
○ 2026-02-28 09:22:58
○ 2026-04-27 13:47:06
●NSns2.xserver.jp2026-02-28 → 2026-04-27 · 3 obs
● 2026-02-28 09:22:58
● 2026-04-27 13:47:06
○NSns2.xtwo.ne.jp2016-12-15 → 2017-10-04 · 4 obs
● 2017-10-04 01:32:44
○ 2026-02-28 09:22:58
○ 2026-04-27 13:47:06
●NSns3.xserver.jp2026-02-28 → 2026-04-27 · 3 obs
● 2026-02-28 09:22:58
● 2026-04-27 13:47:06
○NSns3.xtwo.ne.jp2016-12-15 → 2017-10-04 · 4 obs
● 2017-10-04 01:32:44
○ 2026-02-28 09:22:58
○ 2026-04-27 13:47:06
●NSns4.xserver.jp2026-02-28 → 2026-04-27 · 3 obs
● 2026-02-28 09:22:58
● 2026-04-27 13:47:06
●NSns5.xserver.jp2026-02-28 → 2026-04-27 · 3 obs
● 2026-02-28 09:22:58
● 2026-04-27 13:47:06
●MXdream-php-seminar.com2016-12-15 → 2026-04-27 · 2 obs
● 2026-04-27 13:47:06
●A157.112.183.562026-02-28 → 2026-04-27 · 3 obs
● 2026-02-28 09:22:58
● 2026-04-27 13:47:06
○A175.28.4.102016-12-15 → 2017-10-04 · 4 obs
● 2017-10-04 01:32:44
○ 2026-02-28 09:22:58
○ 2026-04-27 13:47:06
🔍 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-php-seminar.com | ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp... | - |
✅ Authoritative Response
Server:202.226.36.170
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-php-seminar.com (unsigned zone)
⏱️ Timing
Total: 1025ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.112.183.56 |
| NS | 5 | ns4.xserver.jp, ns2.xserver.jp... |
| MX | 1 | dream-php-seminar.com (pri: 0) |
| TXT | 2 | google-site-verification=JZy4ym2Bry9f_Ed, v=spf1 +a:sv5215.xserver.jp +a:dream-php |
| SOA | 1 | ns1.xserver.jp root.xserver.jp |
Analysis
Mail Server Role
dream-php-seminar.com serves as the mail server for dream-php-seminar.com.
IP Addresses
dream-php-seminar.com resolves to a single IP address: 157.112.183.56.
Other host names including sakuraab.com, acnecareguide.com, ns2.umeling.com, mail.otoemon.com and dream-javascript-seminar.com share IP numbers with dream-php-seminar.com.
Name Servers
dream-php-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-php-seminar.com at least partially shares name servers with other domains, including saikouservice.com, roote.jp, otodama-beach.com, shimasys.co.jp and yamato-pub.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-php-seminar.com.
dream-php-seminar.com points to a single IP: 157.112.183.56.