koei-bs.com - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

koei-bs.com

DNSSEC⚠️ Not signed
A183.181.85.55🇯🇵 XSERVER-AS183.181.84.0/22 XSERVER Inc.
PTRsv8694.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
MXsmtp.google.com ⭐
A2607:f8b0:4004:c21::1a🇺🇸 Google2607:f8b0:4004::/48
PTRpe-in-f26.1e100.net
A2607:f8b0:4004:c21::1b🇺🇸 Google2607:f8b0:4004::/48
PTRpe-in-f27.1e100.net
A2607:f8b0:4004:c25::1a🇺🇸 Google2607:f8b0:4004::/48
PTRyuiadtq-in-f26.1e100.net
A2607:f8b0:4004:c29::1a🇺🇸 Google2607:f8b0:4004::/48
PTRyuiadum-in-f26.1e100.net
A64.233.180.26🇺🇸 Google64.233.180.0/24
PTRon-in-f26.1e100.net
PTRpe-in-f26.1e100.net
A64.233.180.27🇺🇸 Google64.233.180.0/24
PTRon-in-f27.1e100.net
PTRpe-in-f27.1e100.net
A173.194.45.26🇺🇸 Google173.194.0.0/16
PTRyuiadum-in-f26.1e100.net
A173.194.45.27🇺🇸 Google173.194.0.0/16
PTRyuiadum-in-f27.1e100.net
A192.178.218.26🇺🇸 Google192.178.218.0/24
PTRyuiadtq-in-f26.1e100.net
TXTv=spf1 +a:sv8694.xserver.jp +a:koei-bs.com +mx include:spf.sender.xserver.jp ...
TXTgoogle-site-verification=l7S_MQ-1n3EDJxrpFY9ThuX9K6A9Gbr5cJ4FExOfl5Y
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=1786926384

Previously MX for

koei-bs.com

Same first word

koei-bs.com

Similar names

sib-eko.ru
isobe-k.com
beko-si.com
eks-bio.ru
is-kobe.com
keio-bs.co.jp
k-isobe.com
eko-bis.pl
is-kobe.de

DNS History

12 records (7 active, 5 former)

20162017201820192020202120222023202420252026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpdns-b.iij.ad.jpdns-c.iij.ad.jpMXsmtp.google.comkoei-bs.commail.koei-bs.comA183.181.85.55112.78.125.213
○NSdns-b.iij.ad.jp2015-08-01 → 2017-03-15 · 4 obs
● 2015-08-01 06:37:40
● 2017-03-15 14:46:26
○ 2020-01-08 16:32:24
○ 2026-08-17 00:56:04
○NSdns-c.iij.ad.jp2015-08-01 → 2017-03-15 · 4 obs
● 2015-08-01 06:37:40
● 2017-03-15 14:46:26
○ 2020-01-08 16:32:24
○ 2026-08-17 00:56:04
●NSns1.xserver.jp2020-01-08 → 2026-08-17 · 3 obs
○ 2017-03-15 14:46:26
● 2020-01-08 16:32:24
● 2026-08-17 00:56:04
●NSns2.xserver.jp2020-01-08 → 2026-08-17 · 3 obs
○ 2017-03-15 14:46:26
● 2020-01-08 16:32:24
● 2026-08-17 00:56:04
●NSns3.xserver.jp2020-01-08 → 2026-08-17 · 3 obs
○ 2017-03-15 14:46:26
● 2020-01-08 16:32:24
● 2026-08-17 00:56:04
●NSns4.xserver.jp2020-01-08 → 2026-08-17 · 3 obs
○ 2017-03-15 14:46:26
● 2020-01-08 16:32:24
● 2026-08-17 00:56:04
●NSns5.xserver.jp2020-01-08 → 2026-08-17 · 3 obs
○ 2017-03-15 14:46:26
● 2020-01-08 16:32:24
● 2026-08-17 00:56:04
○MXkoei-bs.com2020-01-08 → 2026-04-08 · 5 obs
○ 2017-03-15 14:46:26
● 2020-01-08 16:32:24
● 2026-04-08 17:37:22
○ 2026-07-12 09:26:10
○ 2026-08-17 00:56:04
○MXmail.koei-bs.com2015-08-01 → 2017-03-15 · 4 obs
● 2015-08-01 06:37:40
● 2017-03-15 14:46:26
○ 2020-01-08 16:32:24
○ 2026-08-17 00:56:04
●MXsmtp.google.com2026-07-12 → 2026-08-17 · 3 obs
○ 2026-04-08 17:37:22
● 2026-07-12 09:26:10
● 2026-08-17 00:56:04
○A112.78.125.2132015-08-01 → 2017-03-15 · 4 obs
● 2015-08-01 06:37:40
● 2017-03-15 14:46:26
○ 2020-01-08 16:32:24
○ 2026-08-17 00:56:04
●A183.181.85.552020-01-08 → 2026-08-17 · 3 obs
○ 2017-03-15 14:46:26
● 2020-01-08 16:32:24
● 2026-08-17 00:56:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
come.gtld-servers.net, c.gtld-servers.net, l.gtld-servers.net, k.gtld-servers.net...-
koei-bs.comns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...-

✅ Authoritative Response

Server:202.226.36.170

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 koei-bs.com (unsigned zone)

⏱️ Timing

Total: 3537ms | Queries: -

📄 Records

TypeCountSample Data
A1183.181.85.55
NS5ns1.xserver.jp, ns3.xserver.jp...
MX1SMTP.GOOGLE.com (pri: 1)
TXT2google-site-verification=l7S_MQ-1n3EDJxr, v=spf1 +a:sv8694.xserver.jp +a:koei-bs.c
SOA1ns1.xserver.jp root.xserver.jp

Analysis

IP Addresses

koei-bs.com resolves to one IP address: 183.181.85.55.

mail.takamidori-nikko.jp, ns.jewelry-antena.com, atarimaeda.com and two other host names share IP numbers with koei-bs.com.

Name Servers

koei-bs.com has five name servers, which are ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.

koei-bs.com shares at least some of its name servers with other domains, including life-insurance.club, anclas.jp, athlete-literacy2023.com and two others.

These name servers are frequently paired with the name servers ns4.xserver.jp and ns5.xserver.jp.

Hostnames that resolve to three IP addresses:

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.

Hosts with just one IP address:

ns2.xserver.jp directs to 35.72.43.26.

ns3.xserver.jp directs to 202.226.36.247.

Mail Servers

Mail for koei-bs.com is handled by a single mail server, smtp.google.com.

koei-bs.com uses an identical mail server configuration to several other domains — among them internationalvegan.org, omegabakerywi.com, prestigegrouphomescare.com and two more.

koei-bs.com has at least partial mail server overlap with other domains such as visualfarm.com.br, upgradeelectrical.com.au, thipurai.com and two more.

The mail servers aspmx.l.google.com, alt2.aspmx.l.google.com, alt1.aspmx.l.google.com and alt3.aspmx.l.google.com are commonly seen alongside these mail servers.

smtp.google.com resolves to 9 IP addresses — 64.233.180.26, 64.233.180.27, 173.194.45.26 and 6 others.