bibi-school.com - robtex.com
bibi-school.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 160.251.152.103🇯🇵 GMOOSK-NET160.251.152.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | ob1001.coreserver.jp | ||||||
| NS | 01.dnsv.jp ⭐ | ||||||
| A | 2400:8500:3300::53🇯🇵 GMO-DNS2400:8500:3300::/48 GMO Internet,inc. | ||||||
| PTR | 01.dnsv.jp | ||||||
| A | 157.7.32.53🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 01.dnsv.jp | ||||||
| NS | 02.dnsv.jp | ||||||
| A | 157.7.33.53🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 02.dnsv.jp | ||||||
| NS | 03.dnsv.jp | ||||||
| A | 2400:8500:3000::53🇯🇵 GMO-DNS2400:8500:3000::/48 GMO Internet,inc. | ||||||
| PTR | 03.dnsv.jp | ||||||
| A | 157.7.34.53🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 03.dnsv.jp | ||||||
| NS | 04.dnsv.jp | ||||||
| A | 2400:8500:3fff::53🇯🇵 GMO-DNS2400:8500:3fff::/48 GMO Internet,inc. | ||||||
| PTR | 04.dnsv.jp | ||||||
| A | 157.7.35.53🇯🇵 GMO-DNS157.7.35.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 04.dnsv.jp | ||||||
| MX | bibi-school.com ⭐ | ||||||
| A | 160.251.152.103🇯🇵 GMOOSK-NET160.251.152.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | ob1001.coreserver.jp | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1739839192 | ||||||
com
| 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=1774587847 | ||||||
MX for
bibi-school.com |
Same first word
bibi-school.com |
DNS History
6 records (6 active, 0 former)
●MXbibi-school.com2026-03-08 → 2026-03-27 · 2 obs
● 2026-03-27 05:21:12
●A160.251.152.1032026-03-08 → 2026-03-27 · 2 obs
● 2026-03-27 05:21:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| bibi-school.com | 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp | - |
✅ Authoritative Response
Server:157.7.32.53
NS records: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bibi-school.com (unsigned zone)
⏱️ Timing
Total: 1026ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 160.251.152.103 |
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| MX | 1 | bibi-school.com (pri: 10) |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
Analysis
Mail Server Role
bibi-school.com serves as the mail server for bibi-school.com.
IP Addresses
bibi-school.com points to a single IP number: 160.251.152.103.
Other host names, for instance yokohama-tesio.com, cyberclaw.net, miura-ortho.com, www.miura-ortho.com and scr.jp share IP numbers with bibi-school.com.
Name Servers
bibi-school.com is delegated to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
bibi-school.com shares name servers with other domains at least partially, for instance tamamijinko.com, n-frontier.co.jp, inoken.org, mrdarknet.link and orimine.co.jp.
Host names with two IP numbers:
01.dnsv.jp points to: 2400:8500:3300::53 and 157.7.32.53.
03.dnsv.jp points to: 2400:8500:3000::53 and 157.7.34.53.
04.dnsv.jp points to: 2400:8500:3fff::53 and 157.7.35.53.
Host names with one IP number:
02.dnsv.jp points to: 157.7.33.53.
Mail Servers
A single mail server handles bibi-school.com and bibi-school.com.
Host name bibi-school.com resolves to IP 160.251.152.103.