hiroichi.net - robtex.com
hiroichi.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 203.137.75.76🇯🇵 IDC203.137.64.0/20 Frontier Inc. | ||||||
| PTR | sv203137075076.extlink.co.jp | ||||||
| NS | ns.hiroichi.net ⭐ | ||||||
| NS | ns1.dns-domain.jp | ||||||
| A | 202.218.51.200🇯🇵 IDC202.218.48.0/22 Frontier Inc. | ||||||
| NS | ns2.dns-domain.jp | ||||||
| A | 202.218.231.250🇯🇵 IDC202.218.224.0/20 Frontier Inc. | ||||||
| NS | ns3.dns-domain.jp | ||||||
| A | 202.218.51.230🇯🇵 IDC202.218.48.0/22 Frontier Inc. | ||||||
| NS | ns4.dns-domain.jp | ||||||
| A | 203.183.41.66🇯🇵 IDC203.183.32.0/20 Frontier Inc. | ||||||
| NS | ns5.dns-domain.jp | ||||||
| A | 203.183.41.39🇯🇵 IDC203.183.32.0/20 Frontier Inc. | ||||||
| MX | mail.hiroichi.net ⭐ | ||||||
| A | 203.183.80.2🇯🇵 IDC203.183.64.0/19 Frontier Inc. | ||||||
| PTR | sv203183080002.extlink.co.jp | ||||||
| TXT | v=spf1 a mx ~all | ||||||
| SOA | ns.hiroichi.netpostmaster@hiroichi.net 2010-01-28 #26 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1784156132 | ||||||
Subdomains
mail.hiroichi.net |
Same first word
Similar names
DNS History
9 records (8 active, 1 former)
●NSns.hiroichi.net2015-07-15 → 2026-07-15 · 2 obs
● 2026-07-15 23:22:44
●NSns1.dns-domain.jp2015-07-15 → 2026-07-15 · 2 obs
● 2026-07-15 23:22:44
●NSns2.dns-domain.jp2015-07-15 → 2026-07-15 · 2 obs
● 2026-07-15 23:22:44
●NSns3.dns-domain.jp2015-07-15 → 2026-07-15 · 2 obs
● 2026-07-15 23:22:44
●NSns4.dns-domain.jp2015-07-15 → 2026-07-15 · 2 obs
● 2026-07-15 23:22:44
●NSns5.dns-domain.jp2015-07-15 → 2026-07-15 · 2 obs
● 2026-07-15 23:22:44
●MXmail.hiroichi.net2015-07-15 → 2026-07-15 · 2 obs
● 2026-07-15 23:22:44
●A203.137.75.762026-04-05 → 2026-07-15 · 3 obs
● 2026-04-05 01:52:02
● 2026-07-15 23:22:44
○A203.183.80.832015-07-15 → 2017-02-10 · 4 obs
● 2017-02-10 19:49:10
○ 2026-04-05 01:52:02
○ 2026-07-15 23:22:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | l.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net... | - |
| hiroichi.net | ns1.dns-domain.jp, ns2.dns-domain.jp, ns3.dns-domain.jp, ns4.dns-domain.jp... | - |
✅ Authoritative Response
Server:203.183.41.39
NS records: ns1.dns-domain.jp, ns2.dns-domain.jp, ns3.dns-domain.jp, ns4.dns-domain.jp, ns5.dns-domain.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for hiroichi.net (unsigned zone)
⏱️ Timing
Total: 1771ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 203.137.75.76 |
| NS | 5 | ns2.dns-domain.jp, ns1.dns-domain.jp... |
| MX | 1 | mail.hiroichi.net (pri: 10) |
| TXT | 1 | v=spf1 a mx ~all |
| SOA | 1 | ns.hiroichi.net postmaster.hiroichi.net |
Analysis
Hierarchy
mail.hiroichi.net is a subdomain of hiroichi.net.
IP Addresses
hiroichi.net has exactly one IP address — 203.137.75.76.
tbk-gh.co.jp and sv203137075076.extlink.co.jp are among other host names that share IP numbers with hiroichi.net.
Name Servers
hiroichi.net has 6 name servers — ns1.dns-domain.jp, ns2.dns-domain.jp, ns3.dns-domain.jp and 3 others.
The name servers of hiroichi.net overlap at least partially with those of other domains — among them tyms-kaigo.com, healthcure.jp, doiken.com and two more.
These name servers commonly appear in delegations together with ns4.dns-domain.jp, ns5.dns-domain.jp, ns.tyms-kaigo.com and 3 other.
Host names resolving to a single IP address:
ns1.dns-domain.jp resolves to 202.218.51.200.
ns2.dns-domain.jp resolves to 202.218.231.250.
ns3.dns-domain.jp resolves to 202.218.51.230.
ns4.dns-domain.jp resolves to 203.183.41.66.
ns5.dns-domain.jp resolves to 203.183.41.39.
Mail Servers
hiroichi.net uses one mail server — mail.hiroichi.net.
mail.hiroichi.net points to one IP number — 203.183.80.2.