humanbrain.co.jp - robtex.com
humanbrain.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 202.226.36.13🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc. | ||||||
| PTR | sv12.sixcore.ne.jp | ||||||
| NS | ns1.sixcore.ne.jp ⭐ | ||||||
| A | 202.226.36.232🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc. | ||||||
| PTR | ns1.sixcore.ne.jp | ||||||
| NS | ns2.sixcore.ne.jp | ||||||
| A | 202.226.39.241🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc. | ||||||
| PTR | ns2.sixcore.ne.jp | ||||||
| NS | ns3.sixcore.ne.jp | ||||||
| A | 202.226.37.248🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc. | ||||||
| PTR | ns3.sixcore.ne.jp | ||||||
| MX | humanbrain.co.jp ⭐ | ||||||
| A | 202.226.36.13🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc. | ||||||
| PTR | sv12.sixcore.ne.jp | ||||||
| TXT | google-site-verification=ntArEtuW2_6QxrKQ3Zy4mnjFU8P9Cl-1SJEfQFmJofM | ||||||
| TXT | include:spf.haihaimail.jp | ||||||
| TXT | xj05w5q9r0sq53bdkswnmw616m37zqzz | ||||||
| TXT | _w3ortezitdwa7pdv0ccp0hb90p635t9 | ||||||
| TXT | _4a7160haummaa1xligiys8wgmo9vb7i | ||||||
| TXT | v=spf1 +ip4:219.94.200.13 +ip4:202.226.36.13 +ip4:210.172.198.0/24 +ip4:210.1... | ||||||
| TXT | worksmobile.certification.gpvatfibgtc85opy1s.lx1r9xjs29xfq1.rtbvpa65m | ||||||
| TXT | 3h1k1p20zk07hnjq74z65w3v1qwmd2ml | ||||||
| TXT | 94tkwf5d9fty4cp8v9rn4y0kq8kqxwh4 | ||||||
| TXT | 688xbn0wd2mxqwvxj37vjcrcl9pxp2kf | ||||||
| SOA | ns1.sixcore.ne.jproot@sv0.sixcore.ne.jp serial=0 | ||||||
co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | co.jp. | ||||||
MX for
humanbrain.co.jp |
Subdomains
www.humanbrain.co.jp |
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●NSns1.sixcore.ne.jp2018-05-08 → 2026-04-03 · 2 obs
● 2026-04-03 06:42:08
●NSns2.sixcore.ne.jp2018-05-08 → 2026-04-03 · 2 obs
● 2026-04-03 06:42:08
●NSns3.sixcore.ne.jp2018-05-08 → 2026-04-03 · 2 obs
● 2026-04-03 06:42:08
●MXhumanbrain.co.jp2018-05-08 → 2026-04-03 · 2 obs
● 2026-04-03 06:42:08
●A202.226.36.132026-03-01 → 2026-04-03 · 3 obs
● 2026-03-01 16:34:38
● 2026-04-03 06:42:08
○A219.94.200.132018-05-08 → 2018-05-08 · 3 obs
○ 2026-03-01 16:34:38
○ 2026-04-03 06:42:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| humanbrain.co.jp | ns3.sixcore.ne.jp, ns1.sixcore.ne.jp, ns2.sixcore.ne.jp | 3 records |
✅ Authoritative Response
Server:202.226.37.248
NS records: ns3.sixcore.ne.jp, ns1.sixcore.ne.jp, ns2.sixcore.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for humanbrain.co.jp (unsigned zone)
⏱️ Timing
Total: 1202ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.226.36.13 |
| NS | 3 | ns3.sixcore.ne.jp, ns2.sixcore.ne.jp... |
| MX | 1 | humanbrain.co.jp (pri: 0) |
| TXT | 10 | google-site-verification=ntArEtuW2_6QxrK, include:spf.haihaimail.jp... |
| SOA | 1 | ns1.sixcore.ne.jp root.sv0.sixcore.ne.jp |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.sixcore.ne.jp, ns2.sixcore.ne.jp, ns3.sixcore.ne.jp)
Analysis
Hierarchy
humanbrain.co.jp is the parent of www.humanbrain.co.jp.
Mail Server Role
humanbrain.co.jp serves as the mail server for humanbrain.co.jp.
IP Addresses
humanbrain.co.jp resolves to a single IP address: 202.226.36.13.
Other host names including granms.jp, anytees.com, sv12.sixcore.ne.jp, solutionms.jp and honne-ranking.jp share IP numbers with humanbrain.co.jp.
Name Servers
humanbrain.co.jp is delegated to three name servers: ns1.sixcore.ne.jp, ns2.sixcore.ne.jp and ns3.sixcore.ne.jp.
humanbrain.co.jp at least partially shares name servers with other domains, including csone.biz, yamamoto-lab.com, vsurf.net, hiratayatowel.com and lea-lea.jp.
Hostnames with a single IP:
ns1.sixcore.ne.jp points to: 202.226.36.232.
ns2.sixcore.ne.jp points to: 202.226.39.241.
ns3.sixcore.ne.jp points to: 202.226.37.248.
Mail Servers
A single mail server handles humanbrain.co.jp.
humanbrain.co.jp points to a single IP: 202.226.36.13.