nextfocus.jp - robtex.com

nextfocus.jp

DNSSEC⚠️ Not signed
A210.172.183.49🇯🇵 GMO-INTERNET210.172.183.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan
PTRwww2.gmoserver.jp
NSdns01.gmoserver.jp ⭐
A157.7.33.81🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team.
PTRdns01.gmoserver.jp
NSdns02.gmoserver.jp
A157.7.34.81🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team.
PTRdns02.gmoserver.jp
MXmx2.gmoserver.jp ⭐
A210.172.183.53🇯🇵 GMO-INTERNET210.172.183.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan
PTRmx2.gmoserver.jp
TXTv=spf1 include:spf2.gmoserver.jp ~all
SOAdns01.gmoserver.jphostmaster@nextfocus.jp 2014-10-08 #1

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=1773558003

Subdomains

www.nextfocus.jp

Same first word

nextfocus.com
nextfocus.online
nextfocus.jp

Similar names

focusnext.com

DNS History

16 records (4 active, 12 former)

2017201820192020202120222023202420252026NSdns01.gmoserver.jpdns02.gmoserver.jpns0.future-s.comns1.future-s.comshns1.estore.co.jpshns2.estore.co.jpshns3.estore.co.jpshns4.estore.co.jpMXmx2.gmoserver.jpmx-0.aams4.jpmx-1.aams4.jpmx.aams4.jpsagw.fsi.ne.jpA210.172.183.49210.160.220.147219.99.174.152
●NSdns01.gmoserver.jp2026-03-12 → 2026-03-19 · 3 obs
○ 2018-07-11 20:59:02
● 2026-03-12 22:39:40
● 2026-03-19 04:46:24
●NSdns02.gmoserver.jp2026-03-12 → 2026-03-19 · 3 obs
○ 2018-07-11 20:59:02
● 2026-03-12 22:39:40
● 2026-03-19 04:46:24
○NSns0.future-s.com2018-07-11 → 2018-07-11 · 4 obs
○ 2016-12-08 19:17:04
● 2018-07-11 20:59:02
○ 2026-03-12 22:39:40
○ 2026-03-19 04:46:24
○NSns1.future-s.com2018-07-11 → 2018-07-11 · 4 obs
○ 2016-12-08 19:17:04
● 2018-07-11 20:59:02
○ 2026-03-12 22:39:40
○ 2026-03-19 04:46:24
○NSshns1.estore.co.jp2016-12-08 → 2016-12-08 · 3 obs
● 2016-12-08 19:17:04
○ 2018-07-11 20:59:02
○ 2026-03-19 04:46:24
○NSshns2.estore.co.jp2016-12-08 → 2016-12-08 · 3 obs
● 2016-12-08 19:17:04
○ 2018-07-11 20:59:02
○ 2026-03-19 04:46:24
○NSshns3.estore.co.jp2016-12-08 → 2016-12-08 · 3 obs
● 2016-12-08 19:17:04
○ 2018-07-11 20:59:02
○ 2026-03-19 04:46:24
○NSshns4.estore.co.jp2016-12-08 → 2016-12-08 · 3 obs
● 2016-12-08 19:17:04
○ 2018-07-11 20:59:02
○ 2026-03-19 04:46:24
○MXmx-0.aams4.jp2016-12-08 → 2016-12-08 · 3 obs
● 2016-12-08 19:17:04
○ 2018-07-11 20:59:02
○ 2026-03-19 04:46:24
○MXmx-1.aams4.jp2016-12-08 → 2016-12-08 · 3 obs
● 2016-12-08 19:17:04
○ 2018-07-11 20:59:02
○ 2026-03-19 04:46:24
○MXmx.aams4.jp2016-12-08 → 2016-12-08 · 3 obs
● 2016-12-08 19:17:04
○ 2018-07-11 20:59:02
○ 2026-03-19 04:46:24
●MXmx2.gmoserver.jp2026-03-12 → 2026-03-19 · 3 obs
○ 2018-07-11 20:59:02
● 2026-03-12 22:39:40
● 2026-03-19 04:46:24
○MXsagw.fsi.ne.jp2018-07-11 → 2018-07-11 · 4 obs
○ 2016-12-08 19:17:04
● 2018-07-11 20:59:02
○ 2026-03-12 22:39:40
○ 2026-03-19 04:46:24
○A210.160.220.1472016-12-08 → 2016-12-08 · 3 obs
● 2016-12-08 19:17:04
○ 2018-07-11 20:59:02
○ 2026-03-19 04:46:24
●A210.172.183.492026-03-12 → 2026-03-19 · 3 obs
○ 2018-07-11 20:59:02
● 2026-03-12 22:39:40
● 2026-03-19 04:46:24
○A219.99.174.1522018-07-11 → 2018-07-11 · 4 obs
○ 2016-12-08 19:17:04
● 2018-07-11 20:59:02
○ 2026-03-12 22:39:40
○ 2026-03-19 04:46:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, e.dns.jp, b.dns.jp, g.dns.jp...-
nextfocus.jpdns02.gmoserver.jp, dns01.gmoserver.jp-

✅ Authoritative Response

Server: 157.7.33.81

NS records: dns02.gmoserver.jp, dns01.gmoserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nextfocus.jp (unsigned zone)

⏱️ Timing

Total: 3931ms | Queries: -

📄 Records

TypeCountSample Data
A1210.172.183.49
NS2dns01.gmoserver.jp, dns02.gmoserver.jp
MX1mx2.gmoserver.jp (pri: 10)
TXT1v=spf1 include:spf2.gmoserver.jp ~all
SOA1dns01.gmoserver.jp hostmaster.nextfocus.

Analysis

Hierarchy

The parent of www.nextfocus.jp is nextfocus.jp.

IP Addresses

nextfocus.jp points to a single IP: 210.172.183.49.

Other host names, for instance www.design-a2.co.jp, jsvetsci.jp, gmm.co.jp, house-kai.net and ms-hoken.co.jp share IP numbers with nextfocus.jp.

Name Servers

Two name servers dns01.gmoserver.jp and dns02.gmoserver.jp handle delegation for nextfocus.jp.

nextfocus.jp uses the same name server setup as other domains, for example gtele.net, saqua.jp, 170.jp, secession.jp and excel-tokyo.com.

nextfocus.jp partially shares name servers with other domains, such as murasakino.org and rbls.info.

Host names with one IP number: The host name dns01.gmoserver.jp points to 157.7.33.81 and the host name dns02.gmoserver.jp points to 157.7.34.81.

Mail Servers

nextfocus.jp is handled by a single mail server, mx2.gmoserver.jp.

nextfocus.jp has the same mail server setup as other domains, including juken-plus.com, q-dsn.co.jp, managementsupport.co.jp, maniau.com and flow-image.net.

mx2.gmoserver.jp points to a single IP: 210.172.183.53.