bist-co.net - robtex.com
bist-co.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 183.90.235.23🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc. | ||||||
| PTR | sv162.xbiz.ne.jp | ||||||
| NS | ns1.xbiz.ne.jp ⭐ | ||||||
| A | 157.112.182.247🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc. | ||||||
| PTR | ns1.xbiz.ne.jp | ||||||
| NS | ns2.xbiz.ne.jp | ||||||
| A | 35.76.79.244🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix | ||||||
| PTR | ns2.xbiz.ne.jp | ||||||
| NS | ns3.xbiz.ne.jp | ||||||
| A | 157.112.191.237🇯🇵 XSERVER-AS157.112.184.0/21 XSERVER Inc. | ||||||
| PTR | ns3.xbiz.ne.jp | ||||||
| MX | bist-co.net ⭐ | ||||||
| A | 183.90.235.23🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc. | ||||||
| PTR | sv162.xbiz.ne.jp | ||||||
| TXT | v=spf1 +a:sv162.xbiz.ne.jp +a:bist-co.net +mx include:spf.sender.xserver.jp ~all | ||||||
| SOA | ns1.xbiz.ne.jproot@xbiz.ne.jp serial=0 | ||||||
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=1777169666 | ||||||
MX for
bist-co.net |
Same first word
bist-co.net |
Similar names
DNS History
6 records (5 active, 1 former)
●NSns1.xbiz.ne.jp2026-03-07 → 2026-04-26 · 2 obs
● 2026-04-26 02:34:08
●NSns2.xbiz.ne.jp2026-03-07 → 2026-04-26 · 2 obs
● 2026-04-26 02:34:08
●NSns3.xbiz.ne.jp2026-03-07 → 2026-04-26 · 2 obs
● 2026-04-26 02:34:08
●MXbist-co.net2026-03-07 → 2026-04-26 · 2 obs
● 2026-04-26 02:34:08
●A183.90.235.232026-03-07 → 2026-04-26 · 3 obs
● 2026-03-07 05:50:06
● 2026-04-26 02:34:08
○A58.218.199.592015-05-23 → 2015-05-23 · 3 obs
○ 2026-03-07 05:50:06
○ 2026-04-26 02:34:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | d.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net, g.gtld-servers.net... | - |
| bist-co.net | ns1.xbiz.ne.jp, ns2.xbiz.ne.jp, ns3.xbiz.ne.jp | - |
✅ Authoritative Response
Server:35.76.79.244
NS records: ns1.xbiz.ne.jp, ns2.xbiz.ne.jp, ns3.xbiz.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bist-co.net (unsigned zone)
⏱️ Timing
Total: 790ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.90.235.23 |
| NS | 3 | ns3.xbiz.ne.jp, ns1.xbiz.ne.jp... |
| MX | 1 | bist-co.net (pri: 0) |
| TXT | 1 | v=spf1 +a:sv162.xbiz.ne.jp +a:bist-co.ne |
| SOA | 1 | ns1.xbiz.ne.jp root.xbiz.ne.jp |
Analysis
Mail Server Role
bist-co.net serves as the mail server for bist-co.net.
IP Addresses
bist-co.net resolves to a single IP address: 183.90.235.23.
Other host names including tsuru-maru.jp, core-connection.co.jp, shirayuri.gr.jp, felix-group.net and www.shirayuri.gr.jp share IP numbers with bist-co.net.
Name Servers
bist-co.net is delegated to three name servers: ns1.xbiz.ne.jp, ns2.xbiz.ne.jp and ns3.xbiz.ne.jp.
bist-co.net at least partially shares name servers with other domains, including bunka-s.shop, r-pro.co.jp, mills-g.co.jp, famimon.net and full-house.co.jp.
Hostnames with a single IP:
ns1.xbiz.ne.jp points to: 157.112.182.247.
ns2.xbiz.ne.jp points to: 35.76.79.244.
ns3.xbiz.ne.jp points to: 157.112.191.237.
Mail Servers
A single mail server handles bist-co.net.
bist-co.net points to a single IP: 183.90.235.23.