seikastar.com - robtex.com

seikastar.com

DNSSEC⚠️ Not signed
A183.90.228.56🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
PTRsv1155.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.
NSns2.xserver.jp
A35.72.43.26🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix
PTRns2.xserver.jp
NSns3.xserver.jp ⚠️ Not in zone NS records
A202.226.36.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
NSns31.xserver.jp ⚠️ Not in parent delegation
NSns4.xserver.jp
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
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
MXseikastar.com
A183.90.228.56🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
PTRsv1155.xserver.jp
TXTv=spf1 +a:sv1155.xserver.jp +a:seikastar.com +mx include:spf.sender.xserver.j...
SOAns1.xserver.jproot@sv0.xserver.jp serial=0

com

MX for

Same first word

Similar names

DNS History

8 records (8 active, 0 former)

2017201820192020202120222023202420252026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns31.xserver.jpns4.xserver.jpns5.xserver.jpMXseikastar.comA183.90.228.56
NSns1.xserver.jp2016-12-19 → 2026-08-09 · 2 obs
● 2016-12-19 03:45:22
● 2026-08-09 07:48:16
NSns2.xserver.jp2016-12-19 → 2026-08-09 · 2 obs
● 2016-12-19 03:45:22
● 2026-08-09 07:48:16
NSns3.xserver.jp2016-12-19 → 2026-08-09 · 2 obs
● 2016-12-19 03:45:22
● 2026-08-09 07:48:16
NSns31.xserver.jp2026-06-20 → 2026-08-09 · 3 obs
○ 2016-12-19 03:45:22
● 2026-06-20 13:11:06
● 2026-08-09 07:48:16
NSns4.xserver.jp2016-12-19 → 2026-08-09 · 2 obs
● 2016-12-19 03:45:22
● 2026-08-09 07:48:16
NSns5.xserver.jp2016-12-19 → 2026-08-09 · 2 obs
● 2016-12-19 03:45:22
● 2026-08-09 07:48:16
MXseikastar.com2016-12-19 → 2026-08-09 · 2 obs
● 2016-12-19 03:45:22
● 2026-08-09 07:48:16
A183.90.228.562016-12-19 → 2026-08-09 · 2 obs
● 2016-12-19 03:45:22
● 2026-08-09 07:48:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
seikastar.comns1.xserver.jp, ns2.xserver.jp, ns4.xserver.jp, ns5.xserver.jp...-

✅ Authoritative Response

Server:202.226.36.170

NS records: ns1.xserver.jp, ns2.xserver.jp, ns4.xserver.jp, ns5.xserver.jp, ns31.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for seikastar.com (unsigned zone)

⏱️ Timing

Total: 3163ms | Queries: -

📄 Records

TypeCountSample Data
A1183.90.228.56
NS5ns3.xserver.jp, ns1.xserver.jp...
MX1seikastar.com (pri: 0)
TXT1v=spf1 +a:sv1155.xserver.jp +a:seikastar
SOA1ns1.xserver.jp root.sv0.xserver.jp

Analysis

Mail Server Role

seikastar.com serves as a mail server for seikastar.com.

IP Addresses

seikastar.com has exactly one IP address — 183.90.228.56.

spiritualtiger.com, ssgb.net, miyacoach.com plus two other host names have IP numbers in common with seikastar.com.

Name Servers

seikastar.com delegates authority to 6 name servers: ns1.xserver.jp, ns2.xserver.jp, ns31.xserver.jp plus 3 other.

seikastar.com partially shares its NS delegation with several other domains, including kktec.jp, hanap.jp, mulberry-c.com and two others.

These name servers regularly co-occur with the name servers ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.

Host names carrying three IP numbers:

The hostname ns1.xserver.jp directs to 202.226.36.164, 202.226.36.170 and 202.226.36.246.

Host names resolving to a single IP address:

ns2.xserver.jp has the IP address 35.72.43.26.

Host names carrying three IP numbers:

The hostname ns4.xserver.jp directs to 183.90.224.226, 183.90.224.230 and 202.226.39.247.

The hostname ns5.xserver.jp directs to 157.112.182.218, 157.112.182.220 and 202.226.37.247.

Host names resolving to a single IP address:

ns3.xserver.jp has the IP address 202.226.36.247.

Mail Servers

seikastar.com uses exactly one mail server, which is seikastar.com.

seikastar.com directs to just one IP number, 183.90.228.56.