bcom.co.jp - robtex.com
bcom.co.jp
co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | co.jp. | ||||||
MX for
bcom.co.jp |
Same first word
Similar names
DNS History
13 records (7 active, 6 former)
○NSdns1.bcom.co.jp2015-06-17 → 2020-02-23 · 4 obs
● 2020-02-23 13:15:36
○ 2026-03-27 02:19:30
○ 2026-06-17 02:58:46
○NSibuki.bcom.co.jp2015-06-17 → 2020-02-23 · 4 obs
● 2020-02-23 13:15:36
○ 2026-03-27 02:19:30
○ 2026-06-17 02:58:46
●NSns1.xserver.jp2026-05-25 → 2026-06-17 · 3 obs
● 2026-05-25 20:08:40
● 2026-06-17 02:58:46
●NSns2.xserver.jp2026-05-25 → 2026-06-17 · 3 obs
● 2026-05-25 20:08:40
● 2026-06-17 02:58:46
●NSns3.xserver.jp2026-05-25 → 2026-06-17 · 3 obs
● 2026-05-25 20:08:40
● 2026-06-17 02:58:46
●NSns4.xserver.jp2026-05-25 → 2026-06-17 · 3 obs
● 2026-05-25 20:08:40
● 2026-06-17 02:58:46
●NSns5.xserver.jp2026-05-25 → 2026-06-17 · 3 obs
● 2026-05-25 20:08:40
● 2026-06-17 02:58:46
○NSoodaiga.bcom.co.jp2015-06-17 → 2020-02-23 · 4 obs
● 2020-02-23 13:15:36
○ 2026-03-27 02:19:30
○ 2026-06-17 02:58:46
●MXbcom.co.jp2026-05-25 → 2026-06-17 · 3 obs
● 2026-05-25 20:08:40
● 2026-06-17 02:58:46
○MXmail.bcom.co.jp2020-02-23 → 2020-02-23 · 4 obs
● 2020-02-23 13:15:36
○ 2026-03-27 02:19:30
○ 2026-06-17 02:58:46
○MXoomine.bcom.co.jp2015-06-17 → 2017-06-17 · 4 obs
● 2017-06-17 10:35:28
○ 2020-02-23 13:15:36
○ 2026-06-17 02:58:46
●A162.43.120.482026-05-25 → 2026-06-17 · 3 obs
● 2026-05-25 20:08:40
● 2026-06-17 02:58:46
○A203.143.103.2202015-11-03 → 2020-02-23 · 4 obs
● 2020-02-23 13:15:36
○ 2026-03-27 02:19:30
○ 2026-06-17 02:58:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| bcom.co.jp | ns1.xserver.jp, ns5.xserver.jp, ns2.xserver.jp, ns3.xserver.jp... | 11 records |
✅ Authoritative Response
Server:202.226.36.247
NS records: ns1.xserver.jp, ns5.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bcom.co.jp (unsigned zone)
⏱️ Timing
Total: 3932ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 162.43.120.48 |
| NS | 5 | ns4.xserver.jp, ns5.xserver.jp... |
| MX | 1 | bcom.co.jp (pri: 0) |
| TXT | 1 | v=spf1 +a:sv14047.xserver.jp +a:bcom.co. |
| SOA | 1 | ns1.xserver.jp root.xserver.jp |
📌 Glue Records Collected
Total: 11
Out-of-bailiwick: 11 (ns5.xserver.jp, ns5.xserver.jp, ns5.xserver.jp...)
Analysis
Mail Server Role
bcom.co.jp serves as a mail server for bcom.co.jp.
IP Addresses
bcom.co.jp has exactly one IP address — 162.43.120.48.
web-burger.com, www.sdplanet.co.jp, keiyoauto.co.jp plus two other host names have IP numbers in common with bcom.co.jp.
Name Servers
Five name servers handle delegation for bcom.co.jp: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.
bcom.co.jp has at least partial name server overlap with other domains, such as almaastrologia.com, onlinetours.info, kat-ep.com and two others.
It is common to see these name servers used together with name servers ns4.xserver.jp and ns5.xserver.jp.
Host names carrying three IP numbers:
The hostname ns1.xserver.jp directs to 202.226.36.164, 202.226.36.170 and 202.226.36.246.
The hostname ns4.xserver.jp directs to 183.90.224.226, 183.90.224.230 and 202.226.39.247.
The hostname ns5.xserver.jp directs to 157.112.182.218, 157.112.182.220 and 202.226.37.247.
Host names resolving to a single IP address:
ns2.xserver.jp has the IP address 35.72.43.26.
ns3.xserver.jp has the IP address 202.226.36.247.
Mail Servers
bcom.co.jp uses exactly one mail server, which is bcom.co.jp.
bcom.co.jp directs to just one IP number, 162.43.120.48.