j-okazaki.com - robtex.com

j-okazaki.com

DNSSEC⚠️ Not signed
A160.251.150.140🇯🇵 GMOOSK-NET160.251.150.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan
PTRs40.xrea.com
NS01.dnsv.jp ⭐
A2400:8500:3300::53🇯🇵 GMO-DNS2400:8500:3300::/48 GMO Internet,inc.
PTR01.dnsv.jp
A157.7.32.53🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team.
PTR01.dnsv.jp
NS02.dnsv.jp
A157.7.33.53🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team.
PTR02.dnsv.jp
NS03.dnsv.jp
A2400:8500:3000::53🇯🇵 GMO-DNS2400:8500:3000::/48 GMO Internet,inc.
PTR03.dnsv.jp
A157.7.34.53🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team.
PTR03.dnsv.jp
NS04.dnsv.jp
A2400:8500:3fff::53🇯🇵 GMO-DNS2400:8500:3fff::/48 GMO Internet,inc.
PTR04.dnsv.jp
A157.7.35.53🇯🇵 GMO-DNS157.7.35.0/24 GMO Internet,inc. Network-Team.
PTR04.dnsv.jp
MXmail.j-okazaki.com ⭐
A160.251.150.140🇯🇵 GMOOSK-NET160.251.150.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan
PTRs40.xrea.com
TXTv=spf1 ip4:160.251.150.140 ~all
SOA01.dnsv.jphostmaster@dnsv.jp serial=1671891712

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=1775966497

Subdomains

mail.j-okazaki.com

Same first word

j-okazaki.com

DNS History

8 records (6 active, 2 former)

20162017201820192020202120222023202420252026NS01.dnsv.jp02.dnsv.jp03.dnsv.jp04.dnsv.jpMXmail.j-okazaki.comA160.251.150.140150.95.8.140203.189.104.140
●NS01.dnsv.jp2015-08-22 → 2026-04-12 · 2 obs
● 2015-08-22 05:54:30
● 2026-04-12 04:29:12
●NS02.dnsv.jp2015-08-22 → 2026-04-12 · 2 obs
● 2015-08-22 05:54:30
● 2026-04-12 04:29:12
●NS03.dnsv.jp2015-08-22 → 2026-04-12 · 2 obs
● 2015-08-22 05:54:30
● 2026-04-12 04:29:12
●NS04.dnsv.jp2015-08-22 → 2026-04-12 · 2 obs
● 2015-08-22 05:54:30
● 2026-04-12 04:29:12
●MXmail.j-okazaki.com2015-08-22 → 2026-04-12 · 2 obs
● 2015-08-22 05:54:30
● 2026-04-12 04:29:12
○A150.95.8.1402017-04-20 → 2020-03-16 · 5 obs
○ 2016-09-23 06:06:24
● 2017-04-20 03:59:02
● 2020-03-16 12:44:08
○ 2026-03-09 10:47:22
○ 2026-04-12 04:29:12
●A160.251.150.1402026-03-09 → 2026-04-12 · 3 obs
○ 2020-03-16 12:44:08
● 2026-03-09 10:47:22
● 2026-04-12 04:29:12
○A203.189.104.1402015-08-22 → 2016-09-23 · 4 obs
● 2015-08-22 05:54:30
● 2016-09-23 06:06:24
○ 2017-04-20 03:59:02
○ 2026-04-12 04:29:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comm.gtld-servers.net, j.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net...-
j-okazaki.com01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp-

✅ Authoritative Response

Server:157.7.35.53

NS records: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for j-okazaki.com (unsigned zone)

⏱️ Timing

Total: 1137ms | Queries: -

📄 Records

TypeCountSample Data
A1160.251.150.140
NS401.dnsv.jp, 02.dnsv.jp...
MX1mail.j-okazaki.com (pri: 10)
TXT1v=spf1 ip4:160.251.150.140 ~all
SOA101.dnsv.jp hostmaster.dnsv.jp

Analysis

Hierarchy

The parent of mail.j-okazaki.com is j-okazaki.com.

IP Addresses

j-okazaki.com points to IP number: 160.251.150.140.

Other host names such as mail.tanuzou.com, tonokobo.com, earthsoft.jp, mail.taa.nu and mail.st-wave.com share IPs with j-okazaki.com.

Name Servers

j-okazaki.com is delegated to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.

j-okazaki.com at least partially shares name servers with other domains, for instance mogera.org, njis.co.jp, 7800.jp, pc3merchant.net and freeanimal(0x706f726e).xyz.

Two IPs per host:

01.dnsv.jp points to 2400:8500:3300::53 and 157.7.32.53

03.dnsv.jp points to 2400:8500:3000::53 and 157.7.34.53

04.dnsv.jp points to 2400:8500:3fff::53 and 157.7.35.53

One IP per host:

02.dnsv.jp points to 157.7.33.53

Mail Servers

j-okazaki.com is handled by a single mail server, mail.j-okazaki.com.

mail.j-okazaki.com points to a single IP: 160.251.150.140.