osouji-kobo.com - robtex.com
osouji-kobo.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=1774741287 | ||||||
MX for
osouji-kobo.com |
Same first word
osouji-kobo.com |
DNS History
12 records (7 active, 5 former)
○NS01.dnsv.jp2015-07-05 → 2017-08-07 · 3 obs
● 2017-08-07 01:09:34
○ 2026-03-29 00:11:08
○NS02.dnsv.jp2016-01-04 → 2017-08-07 · 4 obs
● 2016-01-04 21:12:52
● 2017-08-07 01:09:34
○ 2026-03-29 00:11:08
○NS03.dnsv.jp2016-12-03 → 2017-08-07 · 4 obs
● 2016-12-03 01:21:24
● 2017-08-07 01:09:34
○ 2026-03-29 00:11:08
○NS04.dnsv.jp2016-12-03 → 2017-08-07 · 4 obs
● 2016-12-03 01:21:24
● 2017-08-07 01:09:34
○ 2026-03-29 00:11:08
●NSns1.xserver.jp2026-03-29 → 2026-03-29 · 2 obs
● 2026-03-29 00:11:08
●NSns2.xserver.jp2026-03-29 → 2026-03-29 · 2 obs
● 2026-03-29 00:11:08
●NSns3.xserver.jp2026-03-29 → 2026-03-29 · 2 obs
● 2026-03-29 00:11:08
●NSns4.xserver.jp2026-03-29 → 2026-03-29 · 2 obs
● 2026-03-29 00:11:08
●NSns5.xserver.jp2026-03-29 → 2026-03-29 · 2 obs
● 2026-03-29 00:11:08
●MXosouji-kobo.com2026-03-29 → 2026-03-29 · 1 obs
○A153.120.153.2012016-12-03 → 2017-08-07 · 3 obs
● 2017-08-07 01:09:34
○ 2026-03-29 00:11:08
●A183.90.241.1352026-03-29 → 2026-03-29 · 2 obs
● 2026-03-29 00:11:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| osouji-kobo.com | ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp... | - |
✅ Authoritative Response
Server:35.72.43.26
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 osouji-kobo.com (unsigned zone)
⏱️ Timing
Total: 3559ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.90.241.135 |
| NS | 5 | ns1.xserver.jp, ns5.xserver.jp... |
| MX | 1 | osouji-kobo.com (pri: 0) |
| TXT | 1 | v=spf1 +a:sv7614.xserver.jp +a:osouji-ko |
| SOA | 1 | ns1.xserver.jp root.xserver.jp |
Analysis
Mail Server Role
For osouji-kobo.com, the mail server is osouji-kobo.com.
IP Addresses
osouji-kobo.com resolves to one IP number: 183.90.241.135.
other host names including gomooo.com, greedyweb.com, mail.mrt-jp.com, sv1.senjushika.com and www.marines-net.co.jp share IP numbers with osouji-kobo.com.
Name Servers
osouji-kobo.com is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.
osouji-kobo.com at least partially shares name servers with other domains, for instance nakatsuka-office.com, abc-app.net, kaitaku.or.jp, nlabstudy.com and 16honpo.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
osouji-kobo.com is served by a single mail server, osouji-kobo.com.
osouji-kobo.com resolves to IP 183.90.241.135.