castrade.co.jp - robtex.com

castrade.co.jp

DNSSEC⚠️ Not signed
A202.226.37.48🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRsv87.xserver.jp
NSns1.xserver.jp
A202.226.36.164🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
A202.226.36.170🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
A202.226.36.246🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns1.xserver.jp
NSns2.xserver.jp
A35.72.43.26🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix
PTRns2.xserver.jp
NSns3.xserver.jp ⚠️ Not in parent delegation
A202.226.36.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns3.xserver.jp
NSns4.xserver.jp ⚠️ Not in parent delegation
A183.90.224.226🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
A183.90.224.230🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
A202.226.39.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns4.xserver.jp
NSns5.xserver.jp ⚠️ Not in parent delegation
A157.112.182.218🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
A157.112.182.220🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
A202.226.37.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns5.xserver.jp
MXcastrade.co.jp
A202.226.37.48🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRsv87.xserver.jp
TXTv=spf1 +a:sv87.xserver.jp +a:castrade.co.jp +mx include:spf.sender.xserver.jp...
SOAns1.xserver.jproot@sv0.xserver.jp serial=0

co.jp

DNSSEC⚠️ Not signed
TXTco.jp.
WOT: SAFE (60/100)
WOT: SAFE (58/100)

MX for

Subdomains

Same first word

Similar names

DNS History

8 records (7 active, 1 former)

201020122014201620182020202220242026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpMXcastrade.co.jpA202.226.37.48210.188.201.48
NSns1.xserver.jp2009-01-13 → 2026-07-14 · 2 obs
● 2009-01-13 06:14:08
● 2026-07-14 05:10:44
NSns2.xserver.jp2009-01-13 → 2026-07-14 · 2 obs
● 2009-01-13 06:14:08
● 2026-07-14 05:10:44
NSns3.xserver.jp2015-06-12 → 2026-07-14 · 3 obs
○ 2009-01-13 06:14:08
● 2015-06-12 22:49:46
● 2026-07-14 05:10:44
NSns4.xserver.jp2015-06-12 → 2026-07-14 · 3 obs
○ 2009-01-13 06:14:08
● 2015-06-12 22:49:46
● 2026-07-14 05:10:44
NSns5.xserver.jp2015-06-12 → 2026-07-14 · 3 obs
○ 2009-01-13 06:14:08
● 2015-06-12 22:49:46
● 2026-07-14 05:10:44
MXcastrade.co.jp2009-01-13 → 2026-07-14 · 2 obs
● 2009-01-13 06:14:08
● 2026-07-14 05:10:44
A202.226.37.482026-05-09 → 2026-07-14 · 3 obs
○ 2016-12-25 14:30:04
● 2026-05-09 07:33:12
● 2026-07-14 05:10:44
A210.188.201.482009-01-13 → 2016-12-25 · 4 obs
● 2009-01-13 06:14:08
● 2016-12-25 14:30:04
○ 2026-05-09 07:33:12
○ 2026-07-14 05:10:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
castrade.co.jpns1.xserver.jp, ns2.xserver.jp4 records

✅ Authoritative Response

Server:35.72.43.26

NS records: ns1.xserver.jp, ns2.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for castrade.co.jp (unsigned zone)

⏱️ Timing

Total: 944ms | Queries: -

📄 Records

TypeCountSample Data
A1202.226.37.48
NS5ns4.xserver.jp, ns5.xserver.jp...
MX1castrade.co.jp (pri: 0)
TXT1v=spf1 +a:sv87.xserver.jp +a:castrade.co
SOA1ns1.xserver.jp root.sv0.xserver.jp

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.xserver.jp, ns1.xserver.jp, ns1.xserver.jp...)

Analysis

Hierarchy

The domain www.castrade.co.jp falls under the parent castrade.co.jp.

Mail Server Role

The MX record for castrade.co.jp points back to castrade.co.jp — it is its own mail server.

IP Addresses

castrade.co.jp directs to one IP number, which is 202.226.37.48.

Among the host names that share IP numbers with castrade.co.jp are jpon.jp, morioka.cbi.jp, itsr.info and two others.

Name Servers

The authoritative name servers for castrade.co.jp are ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.

At least some of castrade.co.jp's name servers are shared with other domains, for example e-patentmap.net, mi-dental.com, kumanoya.com and two more.

These name servers tend to be deployed in combination with the name servers ns4.xserver.jp and ns5.xserver.jp.

Hosts with three IP address records:

ns1.xserver.jp resolves to 202.226.36.164, 202.226.36.170 and 202.226.36.246.

ns4.xserver.jp resolves to 183.90.224.226, 183.90.224.230 and 202.226.39.247.

ns5.xserver.jp resolves to 157.112.182.218, 157.112.182.220 and 202.226.37.247.

Hosts that resolve to one IP address:

ns2.xserver.jp resolves to 35.72.43.26.

ns3.xserver.jp resolves to 202.226.36.247.

Mail Servers

The MX record for castrade.co.jp points to a single mail server: castrade.co.jp.

castrade.co.jp points to one IP number — 202.226.37.48.