bitcoin-fx.jp - robtex.com
bitcoin-fx.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 175.28.4.13🇯🇵 XSERVER-AS175.28.4.0/23 XSERVER Inc. | ||||||
| PTR | sv12.xtwo.ne.jp | ||||||
| NS | ns1.xtwo.ne.jp ⭐ | ||||||
| A | 175.28.4.232🇯🇵 XSERVER-AS175.28.4.0/23 XSERVER Inc. | ||||||
| PTR | ns1.xtwo.ne.jp | ||||||
| NS | ns2.xtwo.ne.jp | ||||||
| A | 202.226.39.251🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc. | ||||||
| PTR | ns2.xtwo.ne.jp | ||||||
| NS | ns3.xtwo.ne.jp | ||||||
| A | 202.226.37.251🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc. | ||||||
| PTR | ns3.xtwo.ne.jp | ||||||
| MX | bitcoin-fx.jp ⭐ | ||||||
| A | 175.28.4.13🇯🇵 XSERVER-AS175.28.4.0/23 XSERVER Inc. | ||||||
| PTR | sv12.xtwo.ne.jp | ||||||
| TXT | v=spf1 +a:sv12.xtwo.ne.jp +a:bitcoin-fx.jp +mx include:spf.sender.xserver.jp ... | ||||||
| SOA | ns1.xtwo.ne.jproot@xtwo.ne.jp serial=0 | ||||||
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1777275003 | ||||||
MX for
bitcoin-fx.jp |
Subdomains
www.bitcoin-fx.jp |
Same first word
bitcoin-fx.jp |
bitcoin-fx.de |
DNS History
10 records (5 active, 5 former)
○NS01.dnsv.jp2017-06-17 → 2017-06-17 · 3 obs
○ 2026-03-06 02:48:00
○ 2026-04-27 07:46:18
○NS02.dnsv.jp2017-06-17 → 2017-06-17 · 3 obs
○ 2026-03-06 02:48:00
○ 2026-04-27 07:46:18
○NS03.dnsv.jp2017-06-17 → 2017-06-17 · 3 obs
○ 2026-03-06 02:48:00
○ 2026-04-27 07:46:18
○NS04.dnsv.jp2017-06-17 → 2017-06-17 · 3 obs
○ 2026-03-06 02:48:00
○ 2026-04-27 07:46:18
●NSns1.xtwo.ne.jp2026-03-06 → 2026-04-27 · 3 obs
● 2026-03-06 02:48:00
● 2026-04-27 07:46:18
●NSns2.xtwo.ne.jp2026-03-06 → 2026-04-27 · 3 obs
● 2026-03-06 02:48:00
● 2026-04-27 07:46:18
●NSns3.xtwo.ne.jp2026-03-06 → 2026-04-27 · 3 obs
● 2026-03-06 02:48:00
● 2026-04-27 07:46:18
●MXbitcoin-fx.jp2026-03-06 → 2026-04-27 · 2 obs
● 2026-04-27 07:46:18
●A175.28.4.132026-03-06 → 2026-04-27 · 3 obs
● 2026-03-06 02:48:00
● 2026-04-27 07:46:18
○A52.196.39.2032017-06-17 → 2017-06-17 · 3 obs
○ 2026-03-06 02:48:00
○ 2026-04-27 07:46:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, h.dns.jp, g.dns.jp, d.dns.jp... | - |
| bitcoin-fx.jp | ns1.xtwo.ne.jp, ns2.xtwo.ne.jp, ns3.xtwo.ne.jp | 3 records |
✅ Authoritative Response
Server:202.226.37.251
NS records: ns1.xtwo.ne.jp, ns2.xtwo.ne.jp, ns3.xtwo.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bitcoin-fx.jp (unsigned zone)
⏱️ Timing
Total: 1973ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 175.28.4.13 |
| NS | 3 | ns2.xtwo.ne.jp, ns3.xtwo.ne.jp... |
| MX | 1 | bitcoin-fx.jp (pri: 0) |
| TXT | 1 | v=spf1 +a:sv12.xtwo.ne.jp +a:bitcoin-fx. |
| SOA | 1 | ns1.xtwo.ne.jp root.xtwo.ne.jp |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.xtwo.ne.jp, ns2.xtwo.ne.jp, ns3.xtwo.ne.jp)
Analysis
Hierarchy
The parent of www.bitcoin-fx.jp is bitcoin-fx.jp.
Mail Server Role
bitcoin-fx.jp serves as the mail server for bitcoin-fx.jp.
IP Addresses
bitcoin-fx.jp points to an IP address: 175.28.4.13.
other host names include takumi-fund.co.jp, pcmanabu.com, fxhiropi13.com, kuranari-kanko.co.jp and mail.concorde.co.jp; they share IP numbers with bitcoin-fx.jp.
Name Servers
bitcoin-fx.jp is delegated to three name servers ns1.xtwo.ne.jp, ns2.xtwo.ne.jp and ns3.xtwo.ne.jp.
bitcoin-fx.jp at least partially shares name servers with other domains, for instance kirara.xyz, dog.gs, k-sr.jp, chitoren.com and xn--tor7d649eq2iozfpx5agqh7lb.com.
Host names with one IP:
ns1.xtwo.ne.jp points to 175.28.4.232; ns2.xtwo.ne.jp points to 202.226.39.251; ns3.xtwo.ne.jp points to 202.226.37.251.
Mail Servers
bitcoin-fx.jp is handled by a single mail server.
The host name bitcoin-fx.jp points to IP 175.28.4.13.