em-tek.jp - robtex.com

em-tek.jp

DNSSEC⚠️ Not signed
A122.28.45.15🇯🇵 OCN122.16.0.0/12 (AS4713) CIDR BLOCK 82 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN
PTRem-tek.jp
NSmwns1.customer.ne.jp ⭐
A210.150.23.210🇯🇵 InfoSphere210.150.0.0/16 INFOSPHERE
NSmwns2.customer.ne.jp
A202.17.152.183🇯🇵 InfoSphere202.17.128.0/19 INFOSPHERE
MXem-tek.jp ⭐
A122.28.45.15🇯🇵 OCN122.16.0.0/12 (AS4713) CIDR BLOCK 82 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN
PTRem-tek.jp
TXTv=spf1 a include:_spf.bizmw.com ~all
SOAmwns1.customer.ne.jphost-plan-ac@ntt.com serial=1613647103

jp

DNSSEC🔒 Signed (DS record present)
NSz.dns.jp ⭐
NSa.dns.jp
NSb.dns.jp
NSc.dns.jp
NSd.dns.jp
NSe.dns.jp
NSf.dns.jp
NSg.dns.jp
NSh.dns.jp
SOAz.dns.jproot@dns.jp serial=1774519203

PTR for

15.45.28.122.in-addr.arpa

MX for

em-tek.jp

Same first word

em-tek.jp
em-tek.com

Similar names

me-tek.com

DNS History

11 records (4 active, 7 former)

20162017201820192020202120222023202420252026NSmwns1.customer.ne.jpmwns2.customer.ne.jpns-210.dns.jp-e1.cloudn-service.comns-211.dns.jp-w1.cloudn-service.comns-212.dns.us-e1.cloudn-service.comns1.secure.netns2.secure.netMXem-tek.jpA122.28.45.15122.1.207.13153.254.13.176
●NSmwns1.customer.ne.jp2026-03-26 → 2026-03-26 · 2 obs
○ 2017-11-04 06:05:48
● 2026-03-26 10:41:48
●NSmwns2.customer.ne.jp2026-03-26 → 2026-03-26 · 2 obs
○ 2017-11-04 06:05:48
● 2026-03-26 10:41:48
○NSns-210.dns.jp-e1.cloudn-service.com2016-02-03 → 2017-11-04 · 4 obs
○ 2015-10-27 01:52:36
● 2016-02-03 03:11:38
● 2017-11-04 06:05:48
○ 2026-03-26 10:41:48
○NSns-211.dns.jp-w1.cloudn-service.com2016-02-03 → 2017-11-04 · 4 obs
○ 2015-10-27 01:52:36
● 2016-02-03 03:11:38
● 2017-11-04 06:05:48
○ 2026-03-26 10:41:48
○NSns-212.dns.us-e1.cloudn-service.com2016-02-03 → 2017-11-04 · 4 obs
○ 2015-10-27 01:52:36
● 2016-02-03 03:11:38
● 2017-11-04 06:05:48
○ 2026-03-26 10:41:48
○NSns1.secure.net2015-06-18 → 2015-10-27 · 4 obs
● 2015-06-18 02:14:20
● 2015-10-27 01:52:36
○ 2016-02-03 03:11:38
○ 2026-03-26 10:41:48
○NSns2.secure.net2015-06-18 → 2015-10-27 · 4 obs
● 2015-06-18 02:14:20
● 2015-10-27 01:52:36
○ 2016-02-03 03:11:38
○ 2026-03-26 10:41:48
●MXem-tek.jp2015-06-18 → 2026-03-26 · 2 obs
● 2015-06-18 02:14:20
● 2026-03-26 10:41:48
○A122.1.207.132015-10-27 → 2017-11-04 · 4 obs
○ 2015-06-18 02:14:20
● 2015-10-27 01:52:36
● 2017-11-04 06:05:48
○ 2026-03-26 10:41:48
●A122.28.45.152026-03-26 → 2026-03-26 · 2 obs
○ 2017-11-04 06:05:48
● 2026-03-26 10:41:48
○A153.254.13.1762015-06-18 → 2015-06-18 · 3 obs
● 2015-06-18 02:14:20
○ 2015-10-27 01:52:36
○ 2026-03-26 10:41:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
em-tek.jpmwns1.customer.ne.jp, mwns2.customer.ne.jp-

✅ Authoritative Response

Server:210.150.23.210

NS records: mwns1.customer.ne.jp, mwns2.customer.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for em-tek.jp (unsigned zone)

⏱️ Timing

Total: 1825ms | Queries: -

📄 Records

TypeCountSample Data
A1122.28.45.15
NS2mwns1.customer.ne.jp, mwns2.customer.ne.jp
MX1em-tek.jp (pri: 10)
TXT1v=spf1 a include:_spf.bizmw.com ~all
SOA1mwns1.customer.ne.jp host-plan-ac.ntt.co

Analysis

Mail Server Role

em-tek.jp serves as the mail server for em-tek.jp.

IP Addresses

em-tek.jp points to an IP address: 122.28.45.15.

Name Servers

Two name servers mwns1.customer.ne.jp and mwns2.customer.ne.jp handle the delegation for em-tek.jp.

em-tek.jp shares the same name server setup as other domains, for instance cew.ne.jp, ja-umasanchokuichi.jp, art-ec.jp, adx.co.jp and sjc-takarazuka.or.jp.

Host names with one IP:

mwns1.customer.ne.jp points to: 210.150.23.210

mwns2.customer.ne.jp points to: 202.17.152.183

Mail Servers

em-tek.jp is handled by a single mail server.

The host name em-tek.jp points to IP 122.28.45.15.