biosys.co.jp - robtex.com
biosys.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 157.7.189.210🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | users501.vip.heteml.jp | ||||||
| NS | dns01.muumuu-domain.com ⭐ | ||||||
| A | 202.239.23.39🇯🇵 IDC202.239.23.0/24 Frontier Inc. | ||||||
| NS | dns02.muumuu-domain.com | ||||||
| A | 160.251.249.62🇯🇵 GMOOSK-NET160.251.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| MX | mx.hetemail.jp ⭐ | ||||||
| A | 157.7.189.1🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | mx.heteml.jp | ||||||
| TXT | google-site-verification=jBvICArAdxTVC4-QAbkj7Yrmt8v7MZwuXnZevgK3_O4 | ||||||
| TXT | v=spf1 include:_spf.heteml.jp ~all | ||||||
| SOA | dns01.muumuu-domain.compostmaster@biosys.co.jp serial=1755854971 | ||||||
co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | co.jp. | ||||||
WOT: SAFE (58/100)
Same first word
biosys.es |
biosys.it |
biosys.ch |
biosys.com.tr |
biosys.technology |
biosys.biz |
biosys.ca |
biosys.co.jp |
biosys.net |
biosys.company |
biosys.us |
biosys.fr |
biosys.eu |
biosys.co |
biosys.com |
biosys.link |
biosys.com.my |
Similar names
DNS History
10 records (4 active, 6 former)
●NSdns01.muumuu-domain.com2026-07-10 → 2026-07-12 · 3 obs
● 2026-07-10 18:08:10
● 2026-07-12 02:51:48
●NSdns02.muumuu-domain.com2026-07-10 → 2026-07-12 · 3 obs
● 2026-07-10 18:08:10
● 2026-07-12 02:51:48
○NSns81.estore.co.jp2015-08-20 → 2017-04-08 · 4 obs
● 2017-04-08 22:55:48
○ 2026-07-10 18:08:10
○ 2026-07-12 02:51:48
○NSns82.estore.co.jp2015-08-20 → 2017-04-08 · 4 obs
● 2017-04-08 22:55:48
○ 2026-07-10 18:08:10
○ 2026-07-12 02:51:48
○NSns83.estore.co.jp2015-08-20 → 2017-04-08 · 4 obs
● 2017-04-08 22:55:48
○ 2026-07-10 18:08:10
○ 2026-07-12 02:51:48
○NSns84.estore.co.jp2015-08-20 → 2017-04-08 · 4 obs
● 2017-04-08 22:55:48
○ 2026-07-10 18:08:10
○ 2026-07-12 02:51:48
○MXmx.biosys.co.jp2015-08-20 → 2017-04-08 · 4 obs
● 2017-04-08 22:55:48
○ 2026-07-10 18:08:10
○ 2026-07-12 02:51:48
●MXmx.hetemail.jp2026-07-10 → 2026-07-12 · 3 obs
● 2026-07-10 18:08:10
● 2026-07-12 02:51:48
●A157.7.189.2102026-07-10 → 2026-07-12 · 3 obs
● 2026-07-10 18:08:10
● 2026-07-12 02:51:48
○A210.248.135.162015-08-20 → 2017-04-08 · 4 obs
● 2017-04-08 22:55:48
○ 2026-07-10 18:08:10
○ 2026-07-12 02:51:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, g.dns.jp, b.dns.jp, d.dns.jp... | - |
| biosys.co.jp | dns01.muumuu-domain.com, dns02.muumuu-domain.com | - |
✅ Authoritative Response
Server:160.251.249.62
NS records: dns01.muumuu-domain.com, dns02.muumuu-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for biosys.co.jp (unsigned zone)
⏱️ Timing
Total: 1479ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.7.189.210 |
| NS | 2 | dns02.muumuu-domain.com, dns01.muumuu-domain.com |
| MX | 1 | mx.hetemail.jp (pri: 50) |
| TXT | 2 | v=spf1 include:_spf.heteml.jp ~all, google-site-verification=jBvICArAdxTVC4- |
| SOA | 1 | dns01.muumuu-domain.com postmaster.biosy |
Analysis
IP Addresses
biosys.co.jp resolves to just one IP address, 157.7.189.210.
Two other host names, along with web14.home-sabai.com, saitou-dent.com and mieaspa.or.jp, also share IP numbers with biosys.co.jp.
Name Servers
biosys.co.jp has two authoritative name servers — dns01.muumuu-domain.com and dns02.muumuu-domain.com.
biosys.co.jp shares its NS records with other domains, for example akagiice.jp, kourantei.com, sutamina.jp and two others.
At least some of biosys.co.jp's name servers are shared with other domains, for example shimokata.com, piricamera.com, kxds.net and two more.
Each of dns01.muumuu-domain.com and dns02.muumuu-domain.com has one IP address: dns01.muumuu-domain.com uses 202.239.23.39 and dns02.muumuu-domain.com uses 160.251.249.62.
Mail Servers
The sole mail server for biosys.co.jp is mx.hetemail.jp.
Among the domains sharing a mail server setup with biosys.co.jp are sanshain.jp, lydianltd.co.jp, house-s.co.jp and two others.
At least a portion of biosys.co.jp's mail servers are shared with other domains, among them wajo.jp and naka-ichi.com.
mx.hetemail.jp points to one IP number — 157.7.189.1.