jacom-mobile.com - robtex.com
jacom-mobile.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.154.251.26🇯🇵 OCN210.154.0.0/16 (AS4713) CIDR BLOCK 5 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN | ||||||
| PTR | jacom-mobile.com | ||||||
| NS | mwns1.customer.ne.jp ⭐ | ||||||
| A | 210.150.23.210🇯🇵 InfoSphere210.150.0.0/16 INFOSPHERE | ||||||
| NS | mwns2.customer.ne.jp | ||||||
| A | 202.17.152.183🇯🇵 InfoSphere202.17.128.0/19 INFOSPHERE | ||||||
| MX | jacom-mobile.com ⭐ | ||||||
| A | 210.154.251.26🇯🇵 OCN210.154.0.0/16 (AS4713) CIDR BLOCK 5 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN | ||||||
| PTR | jacom-mobile.com | ||||||
| TXT | v=spf1 a include:_spf.bizmw.com ~all | ||||||
| SOA | mwns1.customer.ne.jphost-plan-ac@ntt.com serial=1613691513 | ||||||
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=1774885762 | ||||||
PTR for
MX for
jacom-mobile.com |
Same first word
jacom-mobile.com |
DNS History
11 records (4 active, 7 former)
●NSmwns1.customer.ne.jp2026-03-30 → 2026-03-30 · 3 obs
● 2026-03-30 01:40:38
● 2026-03-30 15:58:20
●NSmwns2.customer.ne.jp2026-03-30 → 2026-03-30 · 3 obs
● 2026-03-30 01:40:38
● 2026-03-30 15:58:20
○NSns-213.dns.jp-e1.cloudn-service.com2015-12-29 → 2017-12-22 · 5 obs
● 2015-12-29 19:56:36
● 2017-12-22 07:34:08
○ 2026-03-30 01:40:38
○ 2026-03-30 15:58:20
○NSns-214.dns.jp-w1.cloudn-service.com2015-12-29 → 2017-12-22 · 5 obs
● 2015-12-29 19:56:36
● 2017-12-22 07:34:08
○ 2026-03-30 01:40:38
○ 2026-03-30 15:58:20
○NSns-215.dns.us-e1.cloudn-service.com2015-12-29 → 2017-12-22 · 5 obs
● 2015-12-29 19:56:36
● 2017-12-22 07:34:08
○ 2026-03-30 01:40:38
○ 2026-03-30 15:58:20
○NSns1.secure.net2015-05-17 → 2015-10-21 · 4 obs
● 2015-10-21 05:02:06
○ 2015-12-29 19:56:36
○ 2026-03-30 15:58:20
○NSns2.secure.net2015-05-17 → 2015-10-21 · 4 obs
● 2015-10-21 05:02:06
○ 2015-12-29 19:56:36
○ 2026-03-30 15:58:20
●MXjacom-mobile.com2015-05-17 → 2026-03-30 · 2 obs
● 2026-03-30 15:58:20
○A101.110.243.1522015-05-17 → 2015-05-17 · 3 obs
○ 2015-10-21 05:02:06
○ 2026-03-30 15:58:20
○A122.28.51.592015-10-21 → 2017-12-22 · 5 obs
● 2015-10-21 05:02:06
● 2017-12-22 07:34:08
○ 2026-03-30 01:40:38
○ 2026-03-30 15:58:20
●A210.154.251.262026-03-30 → 2026-03-30 · 3 obs
● 2026-03-30 01:40:38
● 2026-03-30 15:58:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| jacom-mobile.com | mwns1.customer.ne.jp, mwns2.customer.ne.jp | - |
✅ Authoritative Response
Server:202.17.152.183
NS records: mwns1.customer.ne.jp, mwns2.customer.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jacom-mobile.com (unsigned zone)
⏱️ Timing
Total: 1074ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.154.251.26 |
| NS | 2 | mwns1.customer.ne.jp, mwns2.customer.ne.jp |
| MX | 1 | jacom-mobile.com (pri: 10) |
| TXT | 1 | v=spf1 a include:_spf.bizmw.com ~all |
| SOA | 1 | mwns1.customer.ne.jp host-plan-ac.ntt.co |
Analysis
Mail Server Role
jacom-mobile.com serves as the mail server for jacom-mobile.com.
IP Addresses
jacom-mobile.com points to a single IP number: 210.154.251.26.
Name Servers
jacom-mobile.com is delegated to two name servers: mwns1.customer.ne.jp and mwns2.customer.ne.jp.
jacom-mobile.com uses the same name server setup as other domains, for instance houkoku-syouji.co.jp, furusato-welfare.jp, tabiudo.net, matsu(0x73686974)ahome.co.jp and yamagata-kasei.com.
Host names with one IP number:
mwns1.customer.ne.jp points to: 210.150.23.210.
mwns2.customer.ne.jp points to: 202.17.152.183.
Mail Servers
A single mail server handles jacom-mobile.com and jacom-mobile.com.
Host name jacom-mobile.com resolves to IP 210.154.251.26.