kyouei3.com - robtex.com

kyouei3.com

DNSSEC⚠️ Not signed
A183.90.231.82🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
PTRsv301.xbiz.ne.jp
NSns1.xbiz.ne.jp ⭐
A157.112.182.247🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
PTRns1.xbiz.ne.jp
NSns2.xbiz.ne.jp
A35.76.79.244🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix
PTRns2.xbiz.ne.jp
NSns3.xbiz.ne.jp
A157.112.191.237🇯🇵 XSERVER-AS157.112.184.0/21 XSERVER Inc.
PTRns3.xbiz.ne.jp
MXkyouei3.com ⭐
A183.90.231.82🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
PTRsv301.xbiz.ne.jp
TXTv=spf1 +a:sv301.xbiz.ne.jp +a:kyouei3.com +mx include:spf.sender.xserver.jp i...
SOAns1.xbiz.ne.jproot@xbiz.ne.jp serial=0

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1771291435

MX for

kyouei3.com

Subdomains

ns.kyouei3.com

Same first word

kyouei3.com

DNS History

9 records (5 active, 4 former)

20162017201820192020202120222023202420252026NSns1.xbiz.ne.jpns2.xbiz.ne.jpns3.xbiz.ne.jpns.kyouei3.comMXkyouei3.commail.kyouei3.comA183.90.231.82106.186.69.16118.155.214.76
○NSns.kyouei3.com2015-06-07 → 2018-06-01 · 4 obs
● 2015-06-07 20:18:08
● 2018-06-01 12:05:36
○ 2026-03-06 02:46:06
○ 2026-03-23 20:44:56
●NSns1.xbiz.ne.jp2026-03-06 → 2026-03-23 · 3 obs
○ 2018-06-01 12:05:36
● 2026-03-06 02:46:06
● 2026-03-23 20:44:56
●NSns2.xbiz.ne.jp2026-03-06 → 2026-03-23 · 3 obs
○ 2018-06-01 12:05:36
● 2026-03-06 02:46:06
● 2026-03-23 20:44:56
●NSns3.xbiz.ne.jp2026-03-06 → 2026-03-23 · 3 obs
○ 2018-06-01 12:05:36
● 2026-03-06 02:46:06
● 2026-03-23 20:44:56
●MXkyouei3.com2026-03-06 → 2026-03-23 · 3 obs
○ 2018-06-01 12:05:36
● 2026-03-06 02:46:06
● 2026-03-23 20:44:56
○MXmail.kyouei3.com2015-06-07 → 2018-06-01 · 4 obs
● 2015-06-07 20:18:08
● 2018-06-01 12:05:36
○ 2026-03-06 02:46:06
○ 2026-03-23 20:44:56
○A106.186.69.162018-06-01 → 2018-06-01 · 4 obs
○ 2016-12-25 14:24:56
● 2018-06-01 12:05:36
○ 2026-03-06 02:46:06
○ 2026-03-23 20:44:56
○A118.155.214.762015-06-07 → 2016-12-25 · 4 obs
● 2015-06-07 20:18:08
● 2016-12-25 14:24:56
○ 2018-06-01 12:05:36
○ 2026-03-23 20:44:56
●A183.90.231.822026-03-06 → 2026-03-23 · 3 obs
○ 2018-06-01 12:05:36
● 2026-03-06 02:46:06
● 2026-03-23 20:44:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
kyouei3.comns1.xbiz.ne.jp, ns2.xbiz.ne.jp, ns3.xbiz.ne.jp-

✅ Authoritative Response

Server:157.112.191.237

NS records: ns1.xbiz.ne.jp, ns2.xbiz.ne.jp, ns3.xbiz.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kyouei3.com (unsigned zone)

⏱️ Timing

Total: 1093ms | Queries: -

📄 Records

TypeCountSample Data
A1183.90.231.82
NS3ns1.xbiz.ne.jp, ns3.xbiz.ne.jp...
MX1kyouei3.com (pri: 0)
TXT1v=spf1 +a:sv301.xbiz.ne.jp +a:kyouei3.co
SOA1ns1.xbiz.ne.jp root.xbiz.ne.jp

Analysis

Hierarchy

kyouei3.com is the parent of ns.kyouei3.com.

Mail Server Role

kyouei3.com serves as the mail server for kyouei3.com.

IP Addresses

kyouei3.com points to IP number 183.90.231.82.

For instance, other host names www.rinrokaku.co.jp, ozaki-koumuten.jp, ns.kyouei3.com, www.sumidabyora.co.jp and yoshimura.ne.jp share IP numbers with kyouei3.com.

Name Servers

The delegation for kyouei3.com is handled by three name servers: ns1.xbiz.ne.jp, ns2.xbiz.ne.jp and ns3.xbiz.ne.jp.

kyouei3.com shares name servers with other domains at least partially, for example life-solution.net, nagopick.net, hcc-com.co.jp, okegen-paint.com and i-i-i.jp.

Host names with a single IP address: ns1.xbiz.ne.jp points to 157.112.182.247; ns2.xbiz.ne.jp points to 35.76.79.244; ns3.xbiz.ne.jp points to 157.112.191.237.

Mail Servers

kyouei3.com is handled by a single mail server, kyouei3.com.

kyouei3.com points to a single IP: 183.90.231.82.