chuo-est.com - robtex.com

chuo-est.com

DNSSEC⚠️ Not signed
A122.28.53.143🇯🇵 OCN122.16.0.0/12 (AS4713) CIDR BLOCK 82 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN
PTRchuo-est.com
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
MXchuo-est.com ⭐
A122.28.53.143🇯🇵 OCN122.16.0.0/12 (AS4713) CIDR BLOCK 82 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN
PTRchuo-est.com
TXTv=spf1 a include:_spf.bizmw.com ~all
SOAmwns1.customer.ne.jphost-plan-ac@ntt.com serial=1613856389

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

PTR for

143.53.28.122.in-addr.arpa

MX for

chuo-est.com

Same first word

chuo-est.com

Similar names

cho-etsu.com
ethos-uc.com
tc-house.com.cn
tc-house.com
ecu-host.com
tc-house.cn

DNS History

11 records (4 active, 7 former)

20162017201820192020202120222023202420252026NSmwns1.customer.ne.jpmwns2.customer.ne.jpns-207.dns.jp-e1.cloudn-service.comns-208.dns.jp-w1.cloudn-service.comns-209.dns.us-e1.cloudn-service.comns1.secure.netns2.secure.netMXchuo-est.comA122.28.53.143153.254.19.100211.129.6.238
●NSmwns1.customer.ne.jp2021-09-03 → 2026-03-23 · 3 obs
○ 2017-05-30 17:59:02
● 2021-09-03 03:28:56
● 2026-03-23 21:55:16
●NSmwns2.customer.ne.jp2021-09-03 → 2026-03-23 · 3 obs
○ 2017-05-30 17:59:02
● 2021-09-03 03:28:56
● 2026-03-23 21:55:16
○NSns-207.dns.jp-e1.cloudn-service.com2016-01-28 → 2017-05-30 · 5 obs
○ 2015-11-08 18:47:40
● 2016-01-28 15:42:40
● 2017-05-30 17:59:02
○ 2021-09-03 03:28:56
○ 2026-03-23 21:55:16
○NSns-208.dns.jp-w1.cloudn-service.com2016-01-28 → 2017-05-30 · 5 obs
○ 2015-11-08 18:47:40
● 2016-01-28 15:42:40
● 2017-05-30 17:59:02
○ 2021-09-03 03:28:56
○ 2026-03-23 21:55:16
○NSns-209.dns.us-e1.cloudn-service.com2016-01-28 → 2017-05-30 · 5 obs
○ 2015-11-08 18:47:40
● 2016-01-28 15:42:40
● 2017-05-30 17:59:02
○ 2021-09-03 03:28:56
○ 2026-03-23 21:55:16
○NSns1.secure.net2015-07-04 → 2015-11-08 · 4 obs
● 2015-07-04 00:14:16
● 2015-11-08 18:47:40
○ 2016-01-28 15:42:40
○ 2026-03-23 21:55:16
○NSns2.secure.net2015-07-04 → 2015-11-08 · 4 obs
● 2015-07-04 00:14:16
● 2015-11-08 18:47:40
○ 2016-01-28 15:42:40
○ 2026-03-23 21:55:16
●MXchuo-est.com2015-07-04 → 2026-03-23 · 2 obs
● 2015-07-04 00:14:16
● 2026-03-23 21:55:16
●A122.28.53.1432026-03-23 → 2026-03-23 · 3 obs
○ 2021-09-03 03:28:56
● 2026-03-23 21:55:14
● 2026-03-23 21:55:16
○A153.254.19.1002015-07-04 → 2015-07-04 · 3 obs
● 2015-07-04 00:14:16
○ 2015-11-08 18:47:40
○ 2026-03-23 21:55:16
○A211.129.6.2382015-11-08 → 2021-09-03 · 5 obs
○ 2015-07-04 00:14:16
● 2015-11-08 18:47:40
● 2021-09-03 03:28:56
○ 2026-03-23 21:55:14
○ 2026-03-23 21:55:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
chuo-est.commwns1.customer.ne.jp, mwns2.customer.ne.jp-

✅ Authoritative Response

Server:202.17.152.183

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for chuo-est.com (unsigned zone)

⏱️ Timing

Total: 1002ms | Queries: -

📄 Records

TypeCountSample Data
A1122.28.53.143
NS2mwns2.customer.ne.jp, mwns1.customer.ne.jp
MX1chuo-est.com (pri: 10)
TXT1v=spf1 a include:_spf.bizmw.com ~all
SOA1mwns1.customer.ne.jp host-plan-ac.ntt.co

Analysis

Mail Server Role

chuo-est.com serves as the mail server for chuo-est.com.

IP Addresses

chuo-est.com points to IP number: 122.28.53.143.

Name Servers

chuo-est.com is delegated to two name servers: mwns1.customer.ne.jp and mwns2.customer.ne.jp.

chuo-est.com shares the same name server setup as daiichikeiki.co.jp, arvamnet.co.jp, kinjyorashi.co.jp, odakaya.co.jp and fs-funaya.jp.

Host names with a single IP:

mwns1.customer.ne.jp points to 210.150.23.210.

mwns2.customer.ne.jp points to 202.17.152.183.

Mail Servers

chuo-est.com is handled by a single mail server, chuo-est.com.

chuo-est.com points to a single IP: 122.28.53.143.