boi.jp - robtex.com
boi.jp
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=1785987003 | ||||||
Subdomains
Same first word
Similar names
DNS History
16 records (8 active, 8 former)
●NS01.dnsv.jp2017-01-02 → 2026-08-06 · 3 obs
● 2017-01-02 18:11:32
● 2026-08-06 03:58:04
●NS02.dnsv.jp2017-01-02 → 2026-08-06 · 3 obs
● 2017-01-02 18:11:32
● 2026-08-06 03:58:04
●NS03.dnsv.jp2017-01-02 → 2026-08-06 · 3 obs
● 2017-01-02 18:11:32
● 2026-08-06 03:58:04
●NS04.dnsv.jp2017-01-02 → 2026-08-06 · 3 obs
● 2017-01-02 18:11:32
● 2026-08-06 03:58:04
○NSns-231.dns.jp-e1.cloudn-service.com2016-03-03 → 2016-04-21 · 5 obs
● 2016-03-03 10:43:56
● 2016-04-21 13:05:04
○ 2017-01-02 18:11:32
○ 2026-08-06 03:58:04
○NSns-232.dns.jp-w1.cloudn-service.com2016-03-03 → 2016-04-21 · 5 obs
● 2016-03-03 10:43:56
● 2016-04-21 13:05:04
○ 2017-01-02 18:11:32
○ 2026-08-06 03:58:04
○NSns-233.dns.us-e1.cloudn-service.com2016-03-03 → 2016-04-21 · 5 obs
● 2016-03-03 10:43:56
● 2016-04-21 13:05:04
○ 2017-01-02 18:11:32
○ 2026-08-06 03:58:04
○NSns1.secure.net2015-07-12 → 2015-11-29 · 4 obs
● 2015-11-29 06:20:12
○ 2016-03-03 10:43:56
○ 2026-08-06 03:58:04
○NSns2.secure.net2015-07-12 → 2015-11-29 · 4 obs
● 2015-11-29 06:20:12
○ 2016-03-03 10:43:56
○ 2026-08-06 03:58:04
●MXboi-jp.mail.protection.outlook.com2026-03-26 → 2026-08-06 · 3 obs
● 2026-03-26 23:33:06
● 2026-08-06 03:58:04
●MXcluster1.us.messagelabs.com2021-04-20 → 2026-08-06 · 3 obs
● 2021-04-20 07:31:52
● 2026-08-06 03:58:04
●MXcluster1a.us.messagelabs.com2021-04-20 → 2026-08-06 · 3 obs
● 2021-04-20 07:31:52
● 2026-08-06 03:58:04
○MXvcgw1.ocn.ad.jp2015-07-12 → 2017-01-02 · 4 obs
● 2017-01-02 18:11:32
○ 2021-04-20 07:31:52
○ 2026-08-06 03:58:04
○MXvcgw2.ocn.ad.jp2015-07-12 → 2017-01-02 · 4 obs
● 2017-01-02 18:11:32
○ 2021-04-20 07:31:52
○ 2026-08-06 03:58:04
○A153.149.192.1162015-07-12 → 2017-01-02 · 4 obs
● 2017-01-02 18:11:32
○ 2021-04-20 07:31:52
○ 2026-08-06 03:58:04
●A52.68.100.132021-04-20 → 2026-08-06 · 3 obs
● 2021-04-20 07:31:52
● 2026-08-06 03:58:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| boi.jp | 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp | 7 records |
✅ Authoritative Response
Server:157.7.35.53
NS records: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for boi.jp (unsigned zone)
⏱️ Timing
Total: 892ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.68.100.13 |
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| MX | 3 | boi-jp.mail.protection.outlook.com (pri:, cluster1.us.messagelabs.com (pri: 10)... |
| TXT | 7 | atlassian-domain-verification=BCoAfUHcVo, MS=ms78013333... |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
📌 Glue Records Collected
Total: 7
Out-of-bailiwick: 7 (01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp...)
Analysis
Hierarchy
boi.jp serves as the parent of www.boi.jp and mail.boi.jp.
IP Addresses
boi.jp has exactly one IP address — 52.68.100.13.
ec2-52-68-100-13.ap-northeast-1.compute.amazonaws.com is an example of another host name that shares IP numbers with boi.jp.
Name Servers
Four name servers handle the delegation for boi.jp: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
boi.jp partially shares its NS delegation with several other domains, including toho-info.com, amoxiliz.com, mediumtube.pro and two others.
Host names pointing to two IP addresses:
01.dnsv.jp resolves to 157.7.32.53 and 2400:8500:3300::53.
03.dnsv.jp resolves to 157.7.34.53 and 2400:8500:3000::53.
04.dnsv.jp resolves to 157.7.35.53 and 2400:8500:3fff::53.
Host names resolving to a single IP address:
02.dnsv.jp resolves to 157.7.33.53.
Mail Servers
boi.jp uses three mail servers — cluster1.us.messagelabs.com, cluster1a.us.messagelabs.com and boi-jp.mail.protection.outlook.com.
At least some of the mail servers used by boi.jp are shared with other domains: nikkokizai.com, digitalrisk.com, proactiv.ie and two others among them.
Hosts with 8 IP addresses each:
cluster1.us.messagelabs.com points to 67.219.246.208, 67.219.246.215, 67.219.247.106 and 5 other IP addresses.
boi-jp.mail.protection.outlook.com points to 52.101.124.1, 52.101.157.10, 52.101.157.11 and 5 other IP addresses.
Host names resolving to a single IP address:
cluster1a.us.messagelabs.com resolves to 34.75.172.113.