undertake.co.jp - robtex.com

undertake.co.jp

DNSSEC⚠️ Not signed
A124.146.219.65🇯🇵 InfoSphere124.146.128.0/17 INFOSPHERE
PTRundertake.co.jp
NSns3.sphere.ad.jp ⭐
A202.239.113.22🇯🇵 InfoSphere202.239.64.0/18 INFOSPHERE
PTRns3.sphere.ad.jp
NSns4.sphere.ad.jp
A202.239.113.30🇯🇵 InfoSphere202.239.64.0/18 INFOSPHERE
PTRns4.sphere.ad.jp
MXundertake.co.jp ⭐
A124.146.219.65🇯🇵 InfoSphere124.146.128.0/17 INFOSPHERE
PTRundertake.co.jp
TXTv=spf1 include:fmx.etius.jp +ip4:124.146.218.2/32 +ip4:124.146.219.65/32 -all
SOAns3.sphere.ad.jpdns@sphere.ad.jp serial=1576034228

co.jp

DNSSEC⚠️ Not signed
TXTco.jp.
WOT: SAFE (58/100)

PTR for

65.219.146.124.in-addr.arpa

MX for

undertake.co.jp

Same first word

undertake.nl
undertake.ru
undertake.top
undertake.fr
undertake.co.jp

Similar names

karenduet.com
enduratek.com
kuradenet.com

DNS History

8 records (4 active, 4 former)

20192020202120222023202420252026NSns3.sphere.ad.jpns4.sphere.ad.jpns1.customer.ne.jpns2.customer.ne.jpMXundertake.co.jpdomainmb.customer.ne.jpA124.146.219.65210.150.254.122
○NSns1.customer.ne.jp2018-08-04 → 2018-08-04 · 3 obs
● 2018-08-04 00:11:16
○ 2026-04-07 04:17:24
○ 2026-05-15 19:25:26
○NSns2.customer.ne.jp2018-08-04 → 2018-08-04 · 3 obs
● 2018-08-04 00:11:16
○ 2026-04-07 04:17:24
○ 2026-05-15 19:25:26
●NSns3.sphere.ad.jp2026-04-07 → 2026-05-15 · 3 obs
○ 2018-08-04 00:11:16
● 2026-04-07 04:17:24
● 2026-05-15 19:25:26
●NSns4.sphere.ad.jp2026-04-07 → 2026-05-15 · 3 obs
○ 2018-08-04 00:11:16
● 2026-04-07 04:17:24
● 2026-05-15 19:25:26
○MXdomainmb.customer.ne.jp2018-08-04 → 2018-08-04 · 3 obs
● 2018-08-04 00:11:16
○ 2026-04-07 04:17:24
○ 2026-05-15 19:25:26
●MXundertake.co.jp2026-04-07 → 2026-05-15 · 3 obs
○ 2018-08-04 00:11:16
● 2026-04-07 04:17:24
● 2026-05-15 19:25:26
●A124.146.219.652026-04-07 → 2026-05-15 · 3 obs
○ 2018-08-04 00:11:16
● 2026-04-07 04:17:24
● 2026-05-15 19:25:26
○A210.150.254.1222018-08-04 → 2018-08-04 · 3 obs
● 2018-08-04 00:11:16
○ 2026-04-07 04:17:24
○ 2026-05-15 19:25:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpe.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp...-
undertake.co.jpns3.sphere.ad.jp, ns4.sphere.ad.jp-

✅ Authoritative Response

Server:202.239.113.30

NS records: ns3.sphere.ad.jp, ns4.sphere.ad.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for undertake.co.jp (unsigned zone)

⏱️ Timing

Total: 2218ms | Queries: -

📄 Records

TypeCountSample Data
A1124.146.219.65
NS2ns3.sphere.ad.jp, ns4.sphere.ad.jp
MX1undertake.co.jp (pri: 10)
TXT1v=spf1 include:fmx.etius.jp +ip4:124.146
SOA1ns3.sphere.ad.jp dns.sphere.ad.jp

Analysis

Mail Server Role

The mail server for undertake.co.jp is undertake.co.jp.

IP Addresses

undertake.co.jp points to a single IP address: 124.146.219.65.

Name Servers

Two name servers ns3.sphere.ad.jp and ns4.sphere.ad.jp handle the delegation for undertake.co.jp.

undertake.co.jp shares the same name server setup as other domains, for example 118.153.210.in-addr.arpa, prevent.jp, kissho-trading.com, asuka.co-site.jp and technobrains.jp.

undertake.co.jp shares name servers with other domains at least partially, for instance maekawahoikuen.com.

Host names with one IP number:

ns3.sphere.ad.jp points to 202.239.113.22; ns4.sphere.ad.jp points to 202.239.113.30.

Mail Servers

One mail server handles undertake.co.jp; that server is undertake.co.jp.

undertake.co.jp points to a single IP number: 124.146.219.65.