kenkouc.com - robtex.com
kenkouc.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 157.7.44.237🇯🇵 GMO-INTERNET157.7.40.0/21 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | users271.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.hetemail.jp ⭐ | ||||||
| A | 157.7.189.1🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | mx.heteml.jp | ||||||
| TXT | v=spf1 include:_spf.heteml.jp ~all | ||||||
| SOA | dns0.heteml.jphostmaster@kenkouc.com serial=1774525218 | ||||||
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=1774525977 | ||||||
Previously MX for
kenkouc.com |
Same first word
kenkouc.com |
Similar names
DNS History
11 records (4 active, 7 former)
●NSdns0.heteml.jp2026-02-27 → 2026-03-26 · 3 obs
● 2026-02-27 00:12:04
● 2026-03-26 11:54:06
●NSdns1.heteml.jp2026-02-27 → 2026-03-26 · 3 obs
● 2026-02-27 00:12:04
● 2026-03-26 11:54:06
○NSns1.xserver.jp2016-12-17 → 2017-10-16 · 4 obs
● 2017-10-16 19:59:04
○ 2026-02-27 00:12:04
○ 2026-03-26 11:54:06
○NSns2.xserver.jp2016-12-17 → 2017-10-16 · 4 obs
● 2017-10-16 19:59:04
○ 2026-02-27 00:12:04
○ 2026-03-26 11:54:06
○NSns3.xserver.jp2016-12-17 → 2017-10-16 · 4 obs
● 2017-10-16 19:59:04
○ 2026-02-27 00:12:04
○ 2026-03-26 11:54:06
○NSns4.xserver.jp2016-12-17 → 2017-10-16 · 4 obs
● 2017-10-16 19:59:04
○ 2026-02-27 00:12:04
○ 2026-03-26 11:54:06
○NSns5.xserver.jp2016-12-17 → 2017-10-16 · 4 obs
● 2017-10-16 19:59:04
○ 2026-02-27 00:12:04
○ 2026-03-26 11:54:06
○MXkenkouc.com2016-12-17 → 2017-10-16 · 4 obs
● 2017-10-16 19:59:04
○ 2026-02-27 00:12:04
○ 2026-03-26 11:54:06
●MXmx.hetemail.jp2026-02-27 → 2026-03-26 · 3 obs
● 2026-02-27 00:12:04
● 2026-03-26 11:54:06
●A157.7.44.2372026-02-27 → 2026-03-26 · 3 obs
● 2026-02-27 00:12:04
● 2026-03-26 11:54:06
○A183.90.232.272016-12-17 → 2017-10-16 · 4 obs
● 2017-10-16 19:59:04
○ 2026-02-27 00:12:04
○ 2026-03-26 11:54:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| kenkouc.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 kenkouc.com (unsigned zone)
⏱️ Timing
Total: 956ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.7.44.237 |
| NS | 2 | dns1.heteml.jp, dns0.heteml.jp |
| MX | 1 | mx.hetemail.jp (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.heteml.jp ~all |
| SOA | 1 | dns0.heteml.jp hostmaster.kenkouc.com |
Analysis
IP Addresses
kenkouc.com points to an IP address: 157.7.44.237.
other host names include goma.life, efub.net, flowerpeople.org, karisara.co.jp and www.tvcm.net; they share IP numbers with kenkouc.com.
Name Servers
Two name servers dns0.heteml.jp and dns1.heteml.jp handle the delegation for kenkouc.com.
kenkouc.com shares the same name server setup as other domains, for instance kouseian.com, chlore.info, maeno-ec.com, kensyu-center.jp and natural-medicine.biz.
kenkouc.com at least partially shares name servers with other domains, for instance starmail.co.jp, noon-cafe.com, leivillage.com, italiatraveler.com and hitori-hitotsu.com.
Host names with one IP:
dns0.heteml.jp points to: 157.7.44.53
dns1.heteml.jp points to: 157.7.188.149
Mail Servers
kenkouc.com is handled by a single mail server, mx.hetemail.jp.
kenkouc.com uses the same mail server setup as other domains, for instance xn--gmq430j8ta.com, chojumikata.net, mkok.jp, 7i2.net and n-dev.biz.
The host name mx.hetemail.jp points to IP 157.7.189.1.