389-mitaka.com - robtex.com

389-mitaka.com

DNSSEC⚠️ Not signed
A85.131.213.85🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc.
PTRsv16704.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
A202.226.36.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns3.xserver.jp
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
MX389-mitaka.com
A85.131.213.85🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc.
PTRsv16704.xserver.jp
TXTv=spf1 +a:sv16704.xserver.jp +a:389-mitaka.com +mx include:spf.sender.xserver...
SOAns1.xserver.jproot@sv0.xserver.jp serial=0

com

MX for

Same first word

DNS History

8 records (7 active, 1 former)

2017201820192020202120222023202420252026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpMX389-mitaka.comA85.131.213.85183.90.228.30
NSns1.xserver.jp2016-12-15 → 2026-07-14 · 2 obs
● 2016-12-15 14:48:28
● 2026-07-14 11:33:10
NSns2.xserver.jp2016-12-15 → 2026-07-14 · 2 obs
● 2016-12-15 14:48:28
● 2026-07-14 11:33:10
NSns3.xserver.jp2016-12-15 → 2026-07-14 · 2 obs
● 2016-12-15 14:48:28
● 2026-07-14 11:33:10
NSns4.xserver.jp2016-12-15 → 2026-07-14 · 2 obs
● 2016-12-15 14:48:28
● 2026-07-14 11:33:10
NSns5.xserver.jp2016-12-15 → 2026-07-14 · 2 obs
● 2016-12-15 14:48:28
● 2026-07-14 11:33:10
MX389-mitaka.com2016-12-15 → 2026-07-14 · 2 obs
● 2016-12-15 14:48:28
● 2026-07-14 11:33:10
A183.90.228.302016-12-15 → 2017-08-31 · 4 obs
● 2016-12-15 14:48:28
● 2017-08-31 22:19:14
○ 2026-03-08 19:47:56
○ 2026-07-14 11:33:10
A85.131.213.852026-03-08 → 2026-07-14 · 3 obs
○ 2017-08-31 22:19:14
● 2026-03-08 19:47:56
● 2026-07-14 11:33:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
389-mitaka.comns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...-

✅ Authoritative Response

Server:183.90.224.230

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 389-mitaka.com (unsigned zone)

⏱️ Timing

Total: 1931ms | Queries: -

📄 Records

TypeCountSample Data
A185.131.213.85
NS5ns5.xserver.jp, ns1.xserver.jp...
MX1389-mitaka.com (pri: 0)
TXT1v=spf1 +a:sv16704.xserver.jp +a:389-mita
SOA1ns1.xserver.jp root.sv0.xserver.jp

Analysis

Mail Server Role

389-mitaka.com serves as a mail server for 389-mitaka.com.

IP Addresses

389-mitaka.com has exactly one IP address — 85.131.213.85.

hosplug.com, tsutsuinaika.com, mail.rs-sg.com plus two other host names have IP numbers in common with 389-mitaka.com.

Name Servers

Five name servers handle delegation for 389-mitaka.com: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.

389-mitaka.com partially shares its NS delegation with several other domains, including hydrolabo.com, realclinic.jp, satsumako.com and two others.

These name servers are regularly seen alongside ns4.xserver.jp and ns5.xserver.jp as name servers.

Host names carrying three IP numbers:

ns1.xserver.jp has IP addresses 202.226.36.164, 202.226.36.170 and 202.226.36.246.

ns4.xserver.jp has IP addresses 183.90.224.226, 183.90.224.230 and 202.226.39.247.

ns5.xserver.jp has IP addresses 157.112.182.218, 157.112.182.220 and 202.226.37.247.

Host names resolving to a single IP address:

ns2.xserver.jp directs to 35.72.43.26.

ns3.xserver.jp directs to 202.226.36.247.

Mail Servers

389-mitaka.com uses exactly one mail server, which is 389-mitaka.com.

389-mitaka.com has exactly one IP number: 85.131.213.85.