k-brains.com - robtex.com

k-brains.com

DNSSEC⚠️ Not signed
A162.43.121.29🇯🇵 XSERVER-AS162.43.0.0/17 XSERVER Inc.
PTRsv14228.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
MXk-brains.com ⭐
A162.43.121.29🇯🇵 XSERVER-AS162.43.0.0/17 XSERVER Inc.
PTRsv14228.xserver.jp
TXTv=spf1 +a:sv14228.xserver.jp +a:k-brains.com +mx include:spf.sender.xserver.j...
SOAns1.xserver.jproot@xserver.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=1775944477

MX for

k-brains.com

Subdomains

mail.k-brains.com

Same first word

k-brains.org
k-brains.com
k-brains.biz
k-brains.info

Similar names

sk-barin.ru
ksb-iran.com
ks-brain.com
niks-bar.de
sk-brain.com

DNS History

14 records (7 active, 7 former)

20162017201820192020202120222023202420252026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpdns1.kabir-ken.comns01.hosting-srv.netns02.hosting-srv.netMXk-brains.commail.k-brains.comwww.k-brains.comA162.43.121.29122.152.128.182210.152.149.8
○NSdns1.kabir-ken.com2015-08-21 → 2016-06-03 · 4 obs
● 2015-08-21 15:38:28
● 2016-06-03 20:11:14
○ 2017-01-31 00:24:44
○ 2026-04-11 22:12:24
○NSns01.hosting-srv.net2017-01-31 → 2017-01-31 · 4 obs
○ 2016-06-03 20:11:14
● 2017-01-31 00:24:44
○ 2026-04-02 01:29:00
○ 2026-04-11 22:12:24
○NSns02.hosting-srv.net2017-01-31 → 2017-01-31 · 4 obs
○ 2016-06-03 20:11:14
● 2017-01-31 00:24:44
○ 2026-04-02 01:29:00
○ 2026-04-11 22:12:24
●NSns1.xserver.jp2026-04-02 → 2026-04-11 · 3 obs
○ 2017-01-31 00:24:44
● 2026-04-02 01:29:00
● 2026-04-11 22:12:24
●NSns2.xserver.jp2026-04-02 → 2026-04-11 · 3 obs
○ 2017-01-31 00:24:44
● 2026-04-02 01:29:00
● 2026-04-11 22:12:24
●NSns3.xserver.jp2026-04-02 → 2026-04-11 · 3 obs
○ 2017-01-31 00:24:44
● 2026-04-02 01:29:00
● 2026-04-11 22:12:24
●NSns4.xserver.jp2026-04-02 → 2026-04-11 · 3 obs
○ 2017-01-31 00:24:44
● 2026-04-02 01:29:00
● 2026-04-11 22:12:24
●NSns5.xserver.jp2026-04-02 → 2026-04-11 · 3 obs
○ 2017-01-31 00:24:44
● 2026-04-02 01:29:00
● 2026-04-11 22:12:24
●MXk-brains.com2026-04-02 → 2026-04-11 · 3 obs
○ 2017-01-31 00:24:44
● 2026-04-02 01:29:00
● 2026-04-11 22:12:24
○MXmail.k-brains.com2017-01-31 → 2017-01-31 · 4 obs
○ 2016-06-03 20:11:14
● 2017-01-31 00:24:44
○ 2026-04-02 01:29:00
○ 2026-04-11 22:12:24
○MXwww.k-brains.com2015-08-21 → 2016-06-03 · 4 obs
● 2015-08-21 15:38:28
● 2016-06-03 20:11:14
○ 2017-01-31 00:24:44
○ 2026-04-11 22:12:24
○A122.152.128.1822015-08-21 → 2016-06-03 · 4 obs
● 2015-08-21 15:38:28
● 2016-06-03 20:11:14
○ 2017-01-31 00:24:44
○ 2026-04-11 22:12:24
●A162.43.121.292026-04-02 → 2026-04-11 · 3 obs
○ 2017-01-31 00:24:44
● 2026-04-02 01:29:00
● 2026-04-11 22:12:24
○A210.152.149.82017-01-31 → 2017-01-31 · 4 obs
○ 2016-06-03 20:11:14
● 2017-01-31 00:24:44
○ 2026-04-02 01:29:00
○ 2026-04-11 22:12:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comc.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net, a.gtld-servers.net...-
k-brains.comns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...-

✅ Authoritative Response

Server:202.226.36.164

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 k-brains.com (unsigned zone)

⏱️ Timing

Total: 2880ms | Queries: -

📄 Records

TypeCountSample Data
A1162.43.121.29
NS5ns2.xserver.jp, ns5.xserver.jp...
MX1k-brains.com (pri: 0)
TXT1v=spf1 +a:sv14228.xserver.jp +a:k-brains
SOA1ns1.xserver.jp root.xserver.jp

Analysis

Hierarchy

k-brains.com is the parent of mail.k-brains.com.

Mail Server Role

For k-brains.com, the mail server is k-brains.com.

IP Addresses

k-brains.com points to a single IP number: 162.43.121.29.

other host names for instance mail.k-brains.com, tenpos.jp, ab-out.net, www.ab-out.net and nakanipponreizo.co.jp share IP numbers with k-brains.com.

Name Servers

k-brains.com is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.

k-brains.com at least partially shares name servers with other domains, for instance mailclub47.com, empire-opt.co.jp, life-spi.co.jp, ikekoi.com and tsmark.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

One mail server handles k-brains.com.

Host name k-brains.com points to IP address 162.43.121.29.