dearsmart.com - robtex.com
dearsmart.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.131.236.129🇯🇵 GMOOSK-NET210.131.236.0/24 GMO Internet Group, Inc. Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | www15.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 | mx15.gmoserver.jp ⭐ | ||||||
| A | 210.131.236.133🇯🇵 GMOOSK-NET210.131.236.0/24 GMO Internet Group, Inc. Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | mx15.gmoserver.jp | ||||||
| TXT | v=spf1 include:spf15.gmoserver.jp ~all | ||||||
| SOA | dns01.gmoserver.jphostmaster@dearsmart.com 2017-04-17 #12 | ||||||
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=1778575811 | ||||||
Subdomains
mx.dearsmart.com |
Similar names
DNS History
7 records (4 active, 3 former)
●NSdns01.gmoserver.jp2015-06-17 → 2026-05-12 · 2 obs
● 2026-05-12 09:19:54
●NSdns02.gmoserver.jp2015-06-17 → 2026-05-12 · 2 obs
● 2026-05-12 09:19:54
○MXmx.dearsmart.com2015-06-17 → 2016-05-09 · 4 obs
● 2016-05-09 06:00:30
○ 2018-09-06 20:24:32
○ 2026-05-12 09:19:54
●MXmx15.gmoserver.jp2018-09-06 → 2026-05-12 · 3 obs
● 2018-09-06 20:24:32
● 2026-05-12 09:19:54
○A133.130.64.242018-09-06 → 2018-09-06 · 3 obs
● 2018-09-06 20:24:32
○ 2026-05-12 09:19:54
○A157.7.144.52015-06-17 → 2016-05-09 · 4 obs
● 2016-05-09 06:00:30
○ 2018-09-06 20:24:32
○ 2026-05-12 09:19:54
●A210.131.236.1292026-05-12 → 2026-05-12 · 2 obs
● 2026-05-12 09:19:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| dearsmart.com | dns01.gmoserver.jp, dns02.gmoserver.jp | - |
✅ Authoritative Response
Server:157.7.33.81
NS records: dns01.gmoserver.jp, dns02.gmoserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dearsmart.com (unsigned zone)
⏱️ Timing
Total: 1298ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.131.236.129 |
| NS | 2 | dns01.gmoserver.jp, dns02.gmoserver.jp |
| MX | 1 | mx15.gmoserver.jp (pri: 10) |
| TXT | 1 | v=spf1 include:spf15.gmoserver.jp ~all |
| SOA | 1 | dns01.gmoserver.jp hostmaster.dearsmart. |
Analysis
Hierarchy
The parent of mx.dearsmart.com is dearsmart.com.
IP Addresses
dearsmart.com points to an IP address: 210.131.236.129.
other host names include kazuna.co.jp, netengine.co.jp, mjstyle.com, otok.net and intepromo.com; they share IP numbers with dearsmart.com.
Name Servers
Two name servers dns01.gmoserver.jp and dns02.gmoserver.jp handle the delegation for dearsmart.com.
dearsmart.com shares the same name server setup as other domains, for instance ir-corporation.com, ivis-es.com, pacific-rim.co.jp, gernm.com and web-japan.biz.
Host names with one IP:
dns01.gmoserver.jp points to: 157.7.33.81
dns02.gmoserver.jp points to: 157.7.34.81
Mail Servers
dearsmart.com is handled by a single mail server, mx15.gmoserver.jp.
dearsmart.com uses the same mail server setup as other domains, for instance tpkf.org, cdca.jp, dairy.co.jp, marushin-kogyo.com and tachi-k.com.
dearsmart.com shares at least partially some mail servers with other domains, for instance daiwa-sangyo.co.jp, lifestandard.co.jp, issin-juhan.com, junko.asia and maesaka.com.
The host name mx15.gmoserver.jp points to IP 210.131.236.133.