jetgyousyo.com - robtex.com
jetgyousyo.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=1777272471 | ||||||
MX for
jetgyousyo.com |
Subdomains
www.jetgyousyo.com |
Same first word
jetgyousyo.com |
DNS History
11 records (7 active, 4 former)
○NSdns01.gmoserver.jp2018-05-14 → 2018-05-14 · 3 obs
○ 2026-03-14 14:19:14
○ 2026-04-27 07:13:04
○NSdns02.gmoserver.jp2018-05-14 → 2018-05-14 · 3 obs
○ 2026-03-14 14:19:14
○ 2026-04-27 07:13:04
●NSns1.xserver.jp2026-03-14 → 2026-04-27 · 3 obs
● 2026-03-14 14:19:14
● 2026-04-27 07:13:04
●NSns2.xserver.jp2026-03-14 → 2026-04-27 · 3 obs
● 2026-03-14 14:19:14
● 2026-04-27 07:13:04
●NSns3.xserver.jp2026-03-14 → 2026-04-27 · 3 obs
● 2026-03-14 14:19:14
● 2026-04-27 07:13:04
●NSns4.xserver.jp2026-03-14 → 2026-04-27 · 3 obs
● 2026-03-14 14:19:14
● 2026-04-27 07:13:04
●NSns5.xserver.jp2026-03-14 → 2026-04-27 · 3 obs
● 2026-03-14 14:19:14
● 2026-04-27 07:13:04
●MXjetgyousyo.com2026-03-14 → 2026-04-27 · 3 obs
● 2026-03-14 14:19:14
● 2026-04-27 07:13:04
○MXmx19.gmoserver.jp2018-05-14 → 2018-05-14 · 3 obs
○ 2026-03-14 14:19:14
○ 2026-04-27 07:13:04
○A133.130.64.1282018-05-14 → 2018-05-14 · 3 obs
○ 2026-03-14 14:19:14
○ 2026-04-27 07:13:04
●A157.112.183.562026-03-14 → 2026-04-27 · 3 obs
● 2026-03-14 14:19:14
● 2026-04-27 07:13:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, a.gtld-servers.net, e.gtld-servers.net, c.gtld-servers.net... | - |
| jetgyousyo.com | ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp... | - |
✅ Authoritative Response
Server:202.226.36.247
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 jetgyousyo.com (unsigned zone)
⏱️ Timing
Total: 562ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.112.183.56 |
| NS | 5 | ns2.xserver.jp, ns3.xserver.jp... |
| MX | 1 | jetgyousyo.com (pri: 0) |
| TXT | 1 | v=spf1 +a:sv5215.xserver.jp +a:jetgyousy |
| SOA | 1 | ns1.xserver.jp root.xserver.jp |
Analysis
Hierarchy
jetgyousyo.com is the parent of www.jetgyousyo.com.
Mail Server Role
jetgyousyo.com serves as the mail server for jetgyousyo.com.
IP Addresses
jetgyousyo.com points to IP number 157.112.183.56.
For instance, other host names mail.skyperec.com, mail.ps-hashimoto.com, dream-php-seminar.com, dream-excel-vba-seminar.com and en-shu.com share IP numbers with jetgyousyo.com.
Name Servers
jetgyousyo.com is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.
jetgyousyo.com shares name servers with other domains at least partially, for example jnca.or.jp, ebook-jp.net, brittany-internet.com, katsushika-brand.jp and pair-strengths.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
jetgyousyo.com is handled by a single mail server, jetgyousyo.com.
jetgyousyo.com points to a single IP: 157.112.183.56.