dokugaku.com - robtex.com
dokugaku.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 157.7.44.229🇯🇵 GMO-INTERNET157.7.40.0/21 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | users264.vip.heteml.jp | ||||||
| NS | dns0.heteml.jp ⭐ | ||||||
| A | 157.7.44.53🇯🇵 GMO-INTERNET157.7.40.0/21 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | dns510.heteml.jp | ||||||
| NS | dns1.heteml.jp | ||||||
| A | 157.7.188.149🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | dns711.phy.heteml.jp | ||||||
| MX | mx-proxy501.heteml.jp ⭐ | ||||||
| A | 157.7.189.17🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| MX | mx-proxy502.heteml.jp(20) | ||||||
| A | 157.7.189.18🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| TXT | v=spf1 include:_spf.heteml.jp ~all | ||||||
| SOA | dns0.heteml.jphostmaster@dokugaku.com serial=1775972897 | ||||||
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=1775973887 | ||||||
Same first word
DNS History
8 records (5 active, 3 former)
●MXmx-proxy501.heteml.jp2015-08-21 → 2026-04-12 · 2 obs
● 2026-04-12 06:13:48
●MXmx-proxy502.heteml.jp2015-08-21 → 2026-04-12 · 2 obs
● 2026-04-12 06:13:48
○A157.7.188.2362015-12-07 → 2017-03-23 · 5 obs
● 2015-12-07 04:39:34
● 2017-03-23 16:02:14
○ 2020-04-14 18:25:18
○ 2026-04-12 06:13:48
○A157.7.44.1742020-04-14 → 2020-04-14 · 4 obs
● 2020-04-14 18:25:18
○ 2026-03-29 00:22:30
○ 2026-04-12 06:13:48
●A157.7.44.2292026-03-29 → 2026-04-12 · 3 obs
● 2026-03-29 00:22:30
● 2026-04-12 06:13:48
○A210.224.177.2302015-08-21 → 2015-08-21 · 3 obs
○ 2015-12-07 04:39:34
○ 2026-04-12 06:13:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, l.gtld-servers.net, k.gtld-servers.net, h.gtld-servers.net... | - |
| dokugaku.com | dns0.heteml.jp, dns1.heteml.jp | - |
✅ Authoritative Response
Server:157.7.44.53
NS records: dns0.heteml.jp, dns1.heteml.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dokugaku.com (unsigned zone)
⏱️ Timing
Total: 906ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.7.44.229 |
| NS | 2 | dns0.heteml.jp, dns1.heteml.jp |
| MX | 2 | mx-proxy502.heteml.jp (pri: 20), mx-proxy501.heteml.jp (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.heteml.jp ~all |
| SOA | 1 | dns0.heteml.jp hostmaster.dokugaku.com |
Analysis
IP Addresses
dokugaku.com resolves to one IP number: 157.7.44.229.
other host names including www.glous.jp, thincess.com, gayukai.net, jshome.co.jp and smtp.marineexpress777.com share IP numbers with dokugaku.com.
Name Servers
dokugaku.com is delegated to two name servers dns0.heteml.jp and dns1.heteml.jp.
dokugaku.com shares the same name server setup as other domains, for instance feastsofthelord.net, 180sx.jp, lvfree.com, doctorceo.com and wgcr.co.jp.
dokugaku.com at least partially shares name servers with other domains, for instance ito.dental.
Host names with one IP number:
dns0.heteml.jp points to 157.7.44.53
dns1.heteml.jp points to 157.7.188.149
Mail Servers
Two mail servers handle dokugaku.com: mx-proxy501.heteml.jp and mx-proxy502.heteml.jp.
dokugaku.com shares the same mail server setup as other domains, for instance zeroto1.jp, lulamag.jp, murai-inc.co.jp, offtime.cc and fruits-mg.com.
dokugaku.com shares mail servers with other domains to some extent, for instance s-lian.com.
Host names with one IP number:
mx-proxy501.heteml.jp points to 157.7.189.17
mx-proxy502.heteml.jp points to 157.7.189.18