workersdoctors.co.jp - robtex.com

workersdoctors.co.jp

DNSSEC⚠️ Not signed
A133.110.250.58🇯🇵 IIJ-AS133.110.0.0/16 IIJ IPv4 BLOCK ( AS2497 )
PTR58.250.110.133.static.iijgio.jp
A133.130.60.24🇯🇵 GMO-INTERNET133.130.32.0/19 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan
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
MXmx.workersdoctors.co.jp ⭐
A153.122.206.114🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K.
SOA01.dnsv.jphostmaster@dnsv.jp serial=1771306084

co.jp

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

Previously NS for

workersdoctors.co.jp

Previously MX for

workersdoctors.co.jp

Subdomains

mx.workersdoctors.co.jp

Same first word

workersdoctors.co.jp

DNS History

13 records (7 active, 6 former)

20162017201820192020202120222023202420252026NS01.dnsv.jp02.dnsv.jp03.dnsv.jp04.dnsv.jpdnss10.so-net.ne.jpdnss11.so-net.ne.jpworkersdoctors.co.jpMXmx.workersdoctors.co.jpworkersdoctors.co.jpA133.110.250.58133.130.60.24111.68.227.212211.13.196.143
●NS01.dnsv.jp2026-03-14 → 2026-06-24 · 3 obs
○ 2020-04-10 16:46:26
● 2026-03-14 11:17:44
● 2026-06-24 02:52:06
●NS02.dnsv.jp2026-03-14 → 2026-06-24 · 3 obs
○ 2020-04-10 16:46:26
● 2026-03-14 11:17:44
● 2026-06-24 02:52:06
●NS03.dnsv.jp2026-03-14 → 2026-06-24 · 3 obs
○ 2020-04-10 16:46:26
● 2026-03-14 11:17:44
● 2026-06-24 02:52:06
●NS04.dnsv.jp2026-03-14 → 2026-06-24 · 3 obs
○ 2020-04-10 16:46:26
● 2026-03-14 11:17:44
● 2026-06-24 02:52:06
○NSdnss10.so-net.ne.jp2015-08-04 → 2020-04-10 · 4 obs
● 2015-08-04 21:01:34
● 2020-04-10 16:46:26
○ 2026-03-14 11:17:44
○ 2026-06-24 02:52:06
○NSdnss11.so-net.ne.jp2015-08-04 → 2020-04-10 · 4 obs
● 2015-08-04 21:01:34
● 2020-04-10 16:46:26
○ 2026-03-14 11:17:44
○ 2026-06-24 02:52:06
○NSworkersdoctors.co.jp2015-08-04 → 2020-04-10 · 4 obs
● 2015-08-04 21:01:34
● 2020-04-10 16:46:26
○ 2026-03-14 11:17:44
○ 2026-06-24 02:52:06
●MXmx.workersdoctors.co.jp2015-12-01 → 2026-06-24 · 3 obs
○ 2015-08-04 21:01:34
● 2015-12-01 19:39:44
● 2026-06-24 02:52:06
○MXworkersdoctors.co.jp2015-08-04 → 2015-08-04 · 3 obs
● 2015-08-04 21:01:34
○ 2015-12-01 19:39:44
○ 2026-06-24 02:52:06
○A111.68.227.2122015-08-04 → 2015-08-04 · 3 obs
● 2015-08-04 21:01:34
○ 2015-12-01 19:39:44
○ 2026-06-24 02:52:06
●A133.110.250.582026-03-14 → 2026-06-24 · 3 obs
○ 2020-04-10 16:46:26
● 2026-03-14 11:17:44
● 2026-06-24 02:52:06
●A133.130.60.242026-03-14 → 2026-06-24 · 3 obs
○ 2020-04-10 16:46:26
● 2026-03-14 11:17:44
● 2026-06-24 02:52:06
○A211.13.196.1432015-12-01 → 2020-04-10 · 5 obs
○ 2015-08-04 21:01:34
● 2015-12-01 19:39:44
● 2020-04-10 16:46:26
○ 2026-03-14 11:17:44
○ 2026-06-24 02:52:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
workersdoctors.co.jp04.dnsv.jp, 02.dnsv.jp, 01.dnsv.jp, 03.dnsv.jp7 records

✅ Authoritative Response

Server:157.7.34.53

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 822ms | Queries: -

📄 Records

TypeCountSample Data
A2133.110.250.58, 133.130.60.24
NS401.dnsv.jp, 02.dnsv.jp...
MX1mx.workersdoctors.co.jp (pri: 10)
SOA101.dnsv.jp hostmaster.dnsv.jp

📌 Glue Records Collected

Total: 7

Out-of-bailiwick: 7 (04.dnsv.jp, 03.dnsv.jp, 02.dnsv.jp...)

Analysis

Hierarchy

mx.workersdoctors.co.jp is delegated beneath workersdoctors.co.jp.

IP Addresses

workersdoctors.co.jp points to the IP addresses 133.110.250.58 and 133.130.60.24

Among the host names that share IP numbers with workersdoctors.co.jp are v133-130-60-24.b005.g.tyo1.static.conoha.io, www.38-8931.com2.scutum.jp, 58.250.110.133.static.iijgio.jp and two others.

Name Servers

The domain workersdoctors.co.jp is delegated to these four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.

There is at least partial name server overlap between workersdoctors.co.jp and other domains — shonan-reform.com, tbook.net, cyojisli.net and two more among them.

Hosts with two IP numbers each:

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

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

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

Hosts that resolve to one IP address:

02.dnsv.jp has the IP address 157.7.33.53.

Mail Servers

workersdoctors.co.jp routes its mail through a single mail server, mx.workersdoctors.co.jp.

mx.workersdoctors.co.jp directs to just one IP number, 153.122.206.114.