j-school.info - robtex.com
j-school.info
| DNSSEC | ⚠️ Not signed | ||||||
| A | 157.7.107.111🇯🇵 GMO-INTERNET157.7.64.0/18 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | 157-7-107-111.virt.lolipop.jp | ||||||
| NS | j-school.info ⭐ | ||||||
| A | 157.7.107.111🇯🇵 GMO-INTERNET157.7.64.0/18 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | 157-7-107-111.virt.lolipop.jp | ||||||
| NS | dns01.muumuu-domain.com | ||||||
| A | 202.239.23.39🇯🇵 IDC202.239.23.0/24 Frontier Inc. | ||||||
| PTR | ip-202-239-23-39.defastlink.net | ||||||
| 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 | ||||||
| PTR | ip-160-251-249-62.defastlink.net | ||||||
| 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 | j-school.infopostmaster@j-school.info serial=1689866401 | ||||||
info
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.info.afilias-nst.info ⭐ | ||||||
| NS | a2.info.afilias-nst.info | ||||||
| NS | b0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | b2.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | c0.info.afilias-nst.info | ||||||
| NS | d0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| SOA | a0.info.afilias-nst.infohostmaster@donuts.email serial=1776214157 | ||||||
NS for
j-school.info |
Same first word
DNS History
8 records (5 active, 3 former)
●NSdns01.muumuu-domain.com2015-07-19 → 2026-04-15 · 2 obs
● 2026-04-15 01:04:00
●NSdns02.muumuu-domain.com2015-07-19 → 2026-04-15 · 2 obs
● 2026-04-15 01:04:00
●NSj-school.info2015-07-19 → 2026-04-15 · 2 obs
● 2026-04-15 01:04:00
●MXmx01.lolipop.jp2015-07-19 → 2026-04-15 · 2 obs
● 2026-04-15 01:04:00
●A157.7.107.1112026-03-04 → 2026-04-15 · 3 obs
● 2026-03-04 08:21:46
● 2026-04-15 01:04:00
○A157.7.107.2002018-01-27 → 2018-01-27 · 4 obs
● 2018-01-27 06:26:14
○ 2026-03-04 08:21:46
○ 2026-04-15 01:04:00
○A157.7.107.902016-02-23 → 2017-01-07 · 5 obs
● 2016-02-23 02:10:18
● 2017-01-07 16:48:10
○ 2018-01-27 06:26:14
○ 2026-04-15 01:04:00
○A203.189.109.732015-07-19 → 2015-11-23 · 4 obs
● 2015-11-23 03:46:38
○ 2016-02-23 02:10:18
○ 2026-04-15 01:04:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| info | a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info | - |
| j-school.info | dns01.muumuu-domain.com, dns02.muumuu-domain.com | - |
✅ Authoritative Response
Server:160.251.249.62
NS records: dns01.muumuu-domain.com, dns02.muumuu-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for j-school.info (unsigned zone)
⏱️ Timing
Total: 1086ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.7.107.111 |
| NS | 2 | dns02.muumuu-domain.com, dns01.muumuu-domain.com |
| MX | 1 | mx01.lolipop.jp (pri: 50) |
| SOA | 1 | j-school.info postmaster.j-school.info |
Analysis
Name Server Role
j-school.info serves as a name server for j-school.info.
Typically, dns01.muumuu-domain.com and dns02.muumuu-domain.com are used as name servers together with j-school.info.
IP Addresses
j-school.info resolves to one IP number: 157.7.107.111.
other host names including manebu.jp, neomoda.co.jp, beatech.jp, clubaquadoll.com and kimurashoukai.info share IP numbers with j-school.info.
Name Servers
j-school.info is delegated to three name servers: j-school.info, dns01.muumuu-domain.com and dns02.muumuu-domain.com.
j-school.info at least partially shares name servers with other domains, for instance career-support.co.jp, daiscompany.com, spacegray.org, seitaiin-rebeauth.com and ordinary2000.com.
Host names with one IP number: j-school.info points to 157.7.107.111; dns01.muumuu-domain.com points to 202.239.23.39; dns02.muumuu-domain.com points to 160.251.249.62.
Mail Servers
j-school.info is handled by a single mail server, mx01.lolipop.jp.
j-school.info shares the same mail server setup as other domains, for instance routeboy.co.jp, ouekai.com, sdeco.info, arscelsus.com and support-business.net.
j-school.info shares some mail servers with other domains, at least partially, for example ihis.jp and imagista.com.
mx01.lolipop.jp resolves to IP 157.7.107.233.