1bt.jp - robtex.com
1bt.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 118.27.125.184🇯🇵 GMO-INTERNET118.27.0.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | 118-27-125-184.virt.lolipop.jp | ||||||
| NS | 1bt.jp ⭐ | ||||||
| A | 118.27.125.184🇯🇵 GMO-INTERNET118.27.0.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | 118-27-125-184.virt.lolipop.jp | ||||||
| NS | dns01.muumuu-domain.com | ||||||
| A | 202.239.23.39🇯🇵 IDC202.239.23.0/24 Frontier Inc. | ||||||
| NS | dns02.muumuu-domain.com | ||||||
| A | 160.251.249.62🇯🇵 GMOOSK-NET160.251.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| MX | mx01.lolipop.jp ⭐ | ||||||
| A | 157.7.107.233🇯🇵 GMO-INTERNET157.7.64.0/18 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| SOA | 1bt.jppostmaster@1bt.jp serial=1676741680 | ||||||
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=1785065403 | ||||||
NS for
1bt.jp |
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●NS1bt.jp2020-02-02 → 2026-07-26 · 2 obs
● 2026-07-26 11:54:22
●NSdns01.muumuu-domain.com2020-02-02 → 2026-07-26 · 2 obs
● 2026-07-26 11:54:22
●NSdns02.muumuu-domain.com2020-02-02 → 2026-07-26 · 2 obs
● 2026-07-26 11:54:22
●MXmx01.lolipop.jp2020-02-02 → 2026-07-26 · 2 obs
● 2026-07-26 11:54:22
●A118.27.125.1842026-07-03 → 2026-07-26 · 3 obs
● 2026-07-03 23:35:16
● 2026-07-26 11:54:22
○A157.7.107.2162020-02-02 → 2020-12-26 · 4 obs
● 2020-12-26 15:26:24
○ 2026-07-03 23:35:16
○ 2026-07-26 11:54:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, c.dns.jp, g.dns.jp, f.dns.jp... | - |
| 1bt.jp | dns02.muumuu-domain.com, dns01.muumuu-domain.com | - |
✅ Authoritative Response
Server:202.239.23.39
NS records: dns02.muumuu-domain.com, dns01.muumuu-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 1bt.jp (unsigned zone)
⏱️ Timing
Total: 2043ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 118.27.125.184 |
| NS | 2 | dns01.muumuu-domain.com, dns02.muumuu-domain.com |
| MX | 1 | mx01.lolipop.jp (pri: 50) |
| SOA | 1 | 1bt.jp postmaster.1bt.jp |
Analysis
Name Server Role
1bt.jp has 1bt.jp as one of its name servers, making it self-hosted for DNS delegation.
dns02.muumuu-domain.com, dns01.muumuu-domain.com and 1bt.jp are commonly seen together as name servers.
IP Addresses
1bt.jp directs to one IP number, which is 118.27.125.184.
Among the host names that share IP numbers with 1bt.jp are audesign.co.jp, kekkozuke.co.jp, shoku-yorimichi.com and two others.
Name Servers
Three name servers handle the delegation for 1bt.jp: 1bt.jp, dns01.muumuu-domain.com and dns02.muumuu-domain.com.
The name servers of 1bt.jp overlap at least partially with those of other domains — among them hostzukan.com, tanucraft.net, cuorefarm.jp and two more.
The hostnames 1bt.jp, dns01.muumuu-domain.com and dns02.muumuu-domain.com each resolve to a single IP: 1bt.jp → 118.27.125.184, dns01.muumuu-domain.com → 202.239.23.39, dns02.muumuu-domain.com → 160.251.249.62.
Mail Servers
1bt.jp routes its mail through a single mail server, mx01.lolipop.jp.
1bt.jp has the same mail server arrangement as a number of other domains, for example athecen.com, hotelcastle.net, ecrus.jp and two more.
mx01.lolipop.jp directs to just one IP number, 157.7.107.233.