dohkenkyo.com - robtex.com
dohkenkyo.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 157.7.44.239🇯🇵 GMO-INTERNET157.7.40.0/21 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | users202.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@dohkenkyo.com serial=1776042497 | ||||||
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=1776042002 | ||||||
Same first word
dohkenkyo.com |
dohkenkyo.net |
DNS History
8 records (5 active, 3 former)
○MXmail5.heteml.jp2015-06-25 → 2017-01-12 · 4 obs
● 2017-01-12 04:30:40
○ 2026-03-03 02:40:12
○ 2026-04-13 01:30:08
●MXmx-proxy501.heteml.jp2026-03-03 → 2026-04-13 · 3 obs
● 2026-03-03 02:40:12
● 2026-04-13 01:30:08
●MXmx-proxy502.heteml.jp2026-03-03 → 2026-04-13 · 3 obs
● 2026-03-03 02:40:12
● 2026-04-13 01:30:08
○A157.7.188.2332015-11-03 → 2017-01-12 · 5 obs
● 2015-11-03 02:10:12
● 2017-01-12 04:30:40
○ 2026-03-03 02:40:12
○ 2026-04-13 01:30:08
●A157.7.44.2392026-03-03 → 2026-04-13 · 3 obs
● 2026-03-03 02:40:12
● 2026-04-13 01:30:08
○A210.224.177.2152015-06-25 → 2015-06-25 · 3 obs
○ 2015-11-03 02:10:12
○ 2026-04-13 01:30:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, h.gtld-servers.net, a.gtld-servers.net, d.gtld-servers.net... | - |
| dohkenkyo.com | dns0.heteml.jp, dns1.heteml.jp | - |
✅ Authoritative Response
Server:157.7.188.149
NS records: dns0.heteml.jp, dns1.heteml.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dohkenkyo.com (unsigned zone)
⏱️ Timing
Total: 1155ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.7.44.239 |
| NS | 2 | dns0.heteml.jp, dns1.heteml.jp |
| MX | 2 | mx-proxy501.heteml.jp (pri: 10), mx-proxy502.heteml.jp (pri: 20) |
| TXT | 1 | v=spf1 include:_spf.heteml.jp ~all |
| SOA | 1 | dns0.heteml.jp hostmaster.dohkenkyo.com |
Analysis
IP Addresses
dohkenkyo.com points to a single IP number: 157.7.44.239.
other host names for instance sumotch.com, eyewel.co.jp, kirara-mirai.com, happystamp.jp and ga2gu.com share IP numbers with dohkenkyo.com.
Name Servers
dohkenkyo.com is delegated to two name servers: dns0.heteml.jp and dns1.heteml.jp.
dohkenkyo.com shares the same name server setup as other domains, for example michinoeki-ryuhoku.com, oga-f.com, fuji-koatsu.com, sosapo.org and em-life.net.
dohkenkyo.com at least partially shares its name servers with other domains, for instance nesty.ne.jp.
Host names with one IP number:
The host dns0.heteml.jp points to 157.7.44.53 and the host dns1.heteml.jp points to 157.7.188.149.
Mail Servers
dohkenkyo.com is handled by two mail servers: mx-proxy501.heteml.jp and mx-proxy502.heteml.jp.
dohkenkyo.com shares the same mail server setup as other domains, for instance n-plus1.com, doc2root.net, takumi-kagoshima.net, npo-nr.org and kinjomachiko.com.
dohkenkyo.com shares some mail servers with other domains at least partially, for example cowcamo.jp.
Host names with one IP number:
The host mx-proxy501.heteml.jp points to 157.7.189.17 and the host mx-proxy502.heteml.jp points to 157.7.189.18.