numabooks.com - dns.ninja
numabooks.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 157.7.189.238🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | users221.vip.heteml.jp | ||||||
| NS | numabooks.com ⭐ | ||||||
| A | 157.7.189.238🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | users221.vip.heteml.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 | mail8.heteml.jp ⭐ | ||||||
| A | 157.7.189.15🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | mail-proxy.heteml.jp | ||||||
| TXT | v=spf1 include:_spf.heteml.jp ~all | ||||||
| SOA | numabooks.compostmaster@numabooks.com serial=1638164277 | ||||||
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=1786130804 | ||||||
NS for
numabooks.com |
Same first word
numabooks.com |
DNS History
7 records (5 active, 2 former)
●NSdns01.muumuu-domain.com2015-08-18 → 2026-08-07 · 2 obs
● 2026-08-07 19:30:40
●NSdns02.muumuu-domain.com2015-08-18 → 2026-08-07 · 2 obs
● 2026-08-07 19:30:40
●NSnumabooks.com2015-08-18 → 2026-08-07 · 2 obs
● 2026-08-07 19:30:40
○A157.7.188.2492015-12-08 → 2016-07-11 · 5 obs
● 2015-12-08 09:41:00
● 2016-07-11 16:36:16
○ 2026-03-05 16:34:36
○ 2026-08-07 19:30:40
●A157.7.189.2382026-03-05 → 2026-08-07 · 3 obs
● 2026-03-05 16:34:36
● 2026-08-07 19:30:40
○A210.224.177.2022015-08-18 → 2015-08-18 · 3 obs
○ 2015-12-08 09:41:00
○ 2026-08-07 19:30:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| numabooks.com | dns01.muumuu-domain.com, dns02.muumuu-domain.com | 2 records |
✅ 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 numabooks.com (unsigned zone)
⏱️ Timing
Total: 448ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.7.189.238 |
| NS | 2 | dns01.muumuu-domain.com, dns02.muumuu-domain.com |
| MX | 1 | mail8.heteml.jp (pri: 50) |
| TXT | 1 | v=spf1 include:_spf.heteml.jp ~all |
| SOA | 1 | numabooks.com postmaster.numabooks.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (dns01.muumuu-domain.com, dns02.muumuu-domain.com)
Analysis
Name Server Role
numabooks.com is listed as a name server for numabooks.com — it is in-bailiwick, authoritative for its own domain.
The name servers dns01.muumuu-domain.com and dns02.muumuu-domain.com are often paired with numabooks.com.
IP Addresses
numabooks.com has exactly one IP address — 157.7.189.238.
p-job.com, n-nagi.com, www.nagispirits.com plus two other host names have IP numbers in common with numabooks.com.
Name Servers
numabooks.com delegates authority to three name servers — numabooks.com, dns01.muumuu-domain.com and dns02.muumuu-domain.com.
numabooks.com has at least partial name server overlap with other domains, such as hioki-cierto.com, aissad.com, daito-creative.com and two others.
Three hostnames, one IP address apiece: numabooks.com resolves to 157.7.189.238, dns01.muumuu-domain.com resolves to 202.239.23.39 and dns02.muumuu-domain.com resolves to 160.251.249.62.
Mail Servers
numabooks.com uses one mail server — mail8.heteml.jp.
The mail server setup of numabooks.com matches that of other domains such as aplus-japan.com, pentacreation.com, kiwaki.jp and two others.
numabooks.com has mail servers in common with other domains — for example kimurasoap.co.jp and dai-kura.com.
These mail servers often appear in conjunction with the mail servers aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
There is one IP number for mail8.heteml.jp: 157.7.189.15.