book-j.com - robtex.com
book-j.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 160.251.229.82🇯🇵 GMOOSK-NET160.251.229.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | www.gmoserver.jp | ||||||
| NS | dns01.gmoserver.jp ⭐ | ||||||
| A | 157.7.33.81🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | dns01.gmoserver.jp | ||||||
| NS | dns02.gmoserver.jp | ||||||
| A | 157.7.34.81🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | dns02.gmoserver.jp | ||||||
| MX | mx.book-j.com ⭐ | ||||||
| A | 160.251.229.94🇯🇵 GMOOSK-NET160.251.229.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | mx-08.gmoserver.jp | ||||||
| TXT | v=spf1 include:spf.gmoserver.jp ~all | ||||||
| SOA | dns01.gmoserver.jphostmaster@book-j.com 2016-07-29 #2 | ||||||
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=1774627822 | ||||||
Subdomains
mx.book-j.com |
Same first word
book-j.com |
Similar names
DNS History
9 records (4 active, 5 former)
○NSdns.interq.or.jp2007-11-10 → 2007-11-10 · 3 obs
○ 2015-08-06 17:44:28
○ 2026-03-27 16:38:18
●NSdns01.gmoserver.jp2015-08-06 → 2026-03-27 · 3 obs
● 2015-08-06 17:44:28
● 2026-03-27 16:38:18
●NSdns02.gmoserver.jp2015-08-06 → 2026-03-27 · 3 obs
● 2015-08-06 17:44:28
● 2026-03-27 16:38:18
○NSdns1.interq.or.jp2007-11-10 → 2007-11-10 · 3 obs
○ 2015-08-06 17:44:28
○ 2026-03-27 16:38:18
○NSdns2.interq.or.jp2007-11-10 → 2007-11-10 · 3 obs
○ 2015-08-06 17:44:28
○ 2026-03-27 16:38:18
●MXmx.book-j.com2015-08-06 → 2026-03-27 · 3 obs
● 2015-08-06 17:44:28
● 2026-03-27 16:38:18
○MXmx.office.interq.or.jp2007-11-10 → 2007-11-10 · 3 obs
○ 2015-08-06 17:44:28
○ 2026-03-27 16:38:18
○A157.7.144.52015-08-06 → 2018-05-26 · 5 obs
● 2015-08-06 17:44:28
● 2018-05-26 21:26:08
○ 2026-03-16 01:15:00
○ 2026-03-27 16:38:18
●A160.251.229.822026-03-16 → 2026-03-27 · 3 obs
● 2026-03-16 01:15:00
● 2026-03-27 16:38:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, l.gtld-servers.net, f.gtld-servers.net, h.gtld-servers.net... | - |
| book-j.com | dns01.gmoserver.jp, dns02.gmoserver.jp | - |
✅ Authoritative Response
Server:157.7.34.81
NS records: dns01.gmoserver.jp, dns02.gmoserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for book-j.com (unsigned zone)
⏱️ Timing
Total: 489ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 160.251.229.82 |
| NS | 2 | dns01.gmoserver.jp, dns02.gmoserver.jp |
| MX | 1 | mx.book-j.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.gmoserver.jp ~all |
| SOA | 1 | dns01.gmoserver.jp hostmaster.book-j.com |
Analysis
Hierarchy
book-j.com is the parent of mx.book-j.com.
IP Addresses
book-j.com resolves to one IP number: 160.251.229.82.
other host names including wackworks.com, kyakunavi.jp, echigoya.jp, www.e-yado.co.jp and toshi-hyouka.co.jp share IP numbers with book-j.com.
Name Servers
book-j.com is delegated to two name servers dns01.gmoserver.jp and dns02.gmoserver.jp.
book-j.com shares the same name server setup as other domains, for instance design-sequence.com, chikuunsai.com, aojiru-good.com, a-pit.co.jp and 10taku.net.
book-j.com at least partially shares name servers with other domains, for instance hit-group.info.
Host names with one IP number:
dns01.gmoserver.jp points to 157.7.33.81
dns02.gmoserver.jp points to 157.7.34.81
Mail Servers
book-j.com is handled by a single mail server, mx.book-j.com.
mx.book-j.com resolves to IP 160.251.229.94.