bioscience.co.jp - robtex.com
bioscience.co.jp
co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | co.jp. | ||||||
WOT: SAFE (58/100)
Previously MX for
bioscience.co.jp |
Subdomains
www.bioscience.co.jp |
Same first word
Similar names
DNS History
10 records (9 active, 1 former)
●MXalt1.aspmx.l.google.com2016-04-06 → 2026-07-16 · 3 obs
● 2016-04-06 08:46:58
● 2026-07-16 03:39:28
●MXalt2.aspmx.l.google.com2016-04-06 → 2026-07-16 · 3 obs
● 2016-04-06 08:46:58
● 2026-07-16 03:39:28
●MXalt3.aspmx.l.google.com2016-04-06 → 2026-07-16 · 3 obs
● 2016-04-06 08:46:58
● 2026-07-16 03:39:28
●MXalt4.aspmx.l.google.com2016-04-06 → 2026-07-16 · 3 obs
● 2016-04-06 08:46:58
● 2026-07-16 03:39:28
●MXaspmx.l.google.com2016-04-06 → 2026-07-16 · 3 obs
● 2016-04-06 08:46:58
● 2026-07-16 03:39:28
○MXbioscience.co.jp2015-05-25 → 2015-12-30 · 4 obs
● 2015-12-30 01:34:22
○ 2016-04-06 08:46:58
○ 2026-07-16 03:39:28
●A219.94.155.2432015-05-25 → 2026-07-16 · 2 obs
● 2026-07-16 03:39:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| bioscience.co.jp | ns1.dns.ne.jp, ns2.dns.ne.jp | 2 records |
✅ Authoritative Response
Server:133.167.21.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bioscience.co.jp (unsigned zone)
⏱️ Timing
Total: 1577ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 219.94.155.243 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 5 | ALT2.ASPMX.L.GOOGLE.COM (pri: 5), ALT3.ASPMX.L.GOOGLE.COM (pri: 10)... |
| TXT | 3 | google-site-verification=POM_8cV73U30f3P, google-site-verification=e0kaEBcknR-7mzU... |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.dns.ne.jp, ns2.dns.ne.jp)
Analysis
Hierarchy
bioscience.co.jp is a parent domain of www.bioscience.co.jp.
IP Addresses
bioscience.co.jp resolves to just one IP address, 219.94.155.243.
Two other host names, along with okada-design.sakura.ne.jp, pearlpier.com and conferenceservice.jp, also share IP numbers with bioscience.co.jp.
Name Servers
bioscience.co.jp carries NS records delegating to master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
bioscience.co.jp shares at least some of its name servers with other domains, including binosys.com, ripstyle.jp, propertrans.co.jp and two others.
These name servers are frequently seen alongside the name servers dns.sakura.ad.jp.
master.dns.ne.jp points to 210.224.172.18; ns1.dns.ne.jp points to 61.211.236.1; ns2.dns.ne.jp points to 133.167.21.1 — each hostname maps to exactly one IP address.
Mail Servers
Mail for bioscience.co.jp is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
There is at least a partial MX overlap between bioscience.co.jp and other domains, including alexanna.ch, deftcity.net, sandstonepress.com and two others.
alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are mail servers that frequently appear together with these mail servers.
Host names that have two IP addresses:
aspmx.l.google.com resolves to two addresses: 172.253.122.26 and 2607:f8b0:4004:c17::1b.
alt1.aspmx.l.google.com resolves to two addresses: 108.177.123.27 and 2800:3f0:4003:c0f::1b.
alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.
alt3.aspmx.l.google.com resolves to two addresses: 192.178.223.26 and 2a00:1450:4009:c0f::1a.
alt4.aspmx.l.google.com resolves to two addresses: 172.253.157.26 and 2a00:1450:400c:c23::1b.