mobile-k.jp - robtex.com
mobile-k.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 216.230.253.86🇺🇸 PSPinc216.230.248.0/21 Pacific Software Publishing, Inc. 1404 140th Place NE Bellevue WA 98007 US | ||||||
| PTR | webltw86.alpha-mail.jp | ||||||
| NS | kotetsu.alpha-lt.net ⭐ | ||||||
| A | 157.205.252.6🇯🇵 AICS157.205.0.0/16 PACNET (proxy-registered route object) | ||||||
| PTR | amdns01.alpha-mail.jp | ||||||
| NS | amdns03.alpha-mail.jp | ||||||
| A | 216.230.254.112🇺🇸 PSPinc216.230.248.0/21 Pacific Software Publishing, Inc. 1404 140th Place NE Bellevue WA 98007 US | ||||||
| PTR | amdns03.alpha-mail.jp | ||||||
| NS | tsukuba.aics.ne.jp | ||||||
| A | 157.205.252.7🇯🇵 AICS157.205.0.0/16 PACNET (proxy-registered route object) | ||||||
| PTR | amdns02.alpha-mail.jp | ||||||
| MX | ampub01.alpha-mail.net ⭐ | ||||||
| A | 216.230.254.1🇺🇸 PSPinc216.230.248.0/21 Pacific Software Publishing, Inc. 1404 140th Place NE Bellevue WA 98007 US | ||||||
| PTR | ampub01.alpha-mail.net | ||||||
| MX | ampub02.alpha-mail.net ⭐ | ||||||
| A | 216.230.254.2🇺🇸 PSPinc216.230.248.0/21 Pacific Software Publishing, Inc. 1404 140th Place NE Bellevue WA 98007 US | ||||||
| PTR | ampub02.alpha-mail.net | ||||||
| MX | ampub03.alpha-mail.net ⭐ | ||||||
| A | 216.230.254.3🇺🇸 PSPinc216.230.248.0/21 Pacific Software Publishing, Inc. 1404 140th Place NE Bellevue WA 98007 US | ||||||
| PTR | ampub03.alpha-mail.net | ||||||
| MX | ampub04.alpha-mail.net(50) | ||||||
| A | 216.230.254.4🇺🇸 PSPinc216.230.248.0/21 Pacific Software Publishing, Inc. 1404 140th Place NE Bellevue WA 98007 US | ||||||
| PTR | ampub04.alpha-mail.net | ||||||
| TXT | v=spf1 ip4:157.205.202.0/24 ip4:157.205.203.128/25 ip4:216.230.250.0/24 ip4:2... | ||||||
| SOA | kotetsu.alpha-lt.netpostmaster@alpha-web.ne.jp 2023-08-09 #0 | ||||||
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1774527302 | ||||||
Same first word
Similar names
k-mobile.co.kr |
k-mobile.com |
mebli-ok.com.ua |
mob-like.com |
k-mobile.kz |
k-mobile.jp |
k-mobile.net |
k-mobile.ru |
k-mobile.xyz |
DNS History
9 records (8 active, 1 former)
●NSamdns03.alpha-mail.jp2026-02-16 → 2026-03-26 · 3 obs
● 2026-02-16 22:34:20
● 2026-03-26 12:30:52
●NSkotetsu.alpha-lt.net2015-04-09 → 2026-03-26 · 2 obs
● 2026-03-26 12:30:52
●NStsukuba.aics.ne.jp2015-04-09 → 2026-03-26 · 2 obs
● 2026-03-26 12:30:52
●MXampub01.alpha-mail.net2015-04-09 → 2026-03-26 · 2 obs
● 2026-03-26 12:30:52
●MXampub02.alpha-mail.net2015-04-09 → 2026-03-26 · 2 obs
● 2026-03-26 12:30:52
●MXampub03.alpha-mail.net2015-04-09 → 2026-03-26 · 2 obs
● 2026-03-26 12:30:52
●MXampub04.alpha-mail.net2026-02-16 → 2026-03-26 · 3 obs
● 2026-02-16 22:34:20
● 2026-03-26 12:30:52
○A216.230.251.962015-04-09 → 2018-07-24 · 4 obs
● 2018-07-24 00:23:26
○ 2026-02-16 22:34:20
○ 2026-03-26 12:30:52
●A216.230.253.862026-02-16 → 2026-03-26 · 3 obs
● 2026-02-16 22:34:20
● 2026-03-26 12:30:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | d.dns.jp, c.dns.jp, f.dns.jp, b.dns.jp... | - |
| mobile-k.jp | tsukuba.aics.ne.jp, kotetsu.alpha-lt.net, amdns03.alpha-mail.jp | 1 record |
✅ Authoritative Response
Server:157.205.252.7
NS records: tsukuba.aics.ne.jp, kotetsu.alpha-lt.net, amdns03.alpha-mail.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mobile-k.jp (unsigned zone)
⏱️ Timing
Total: 928ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 216.230.253.86 |
| NS | 3 | kotetsu.alpha-lt.net, tsukuba.aics.ne.jp... |
| MX | 4 | ampub01.alpha-mail.net (pri: 10), ampub03.alpha-mail.net (pri: 10)... |
| TXT | 1 | v=spf1 ip4:157.205.202.0/24 ip4:157.205. |
| SOA | 1 | kotetsu.alpha-lt.net postmaster.alpha-we |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (amdns03.alpha-mail.jp)
Analysis
IP Addresses
mobile-k.jp points to a single IP address: 216.230.253.86.
Other host names such as www.kobato-kindergarten.ac.jp, hara-vet.com, j3a.or.jp, jf-ehimeshingyo.or.jp and r7s.jp share IP numbers with mobile-k.jp.
Name Servers
mobile-k.jp is delegated to three name servers: amdns03.alpha-mail.jp, kotetsu.alpha-lt.net and tsukuba.aics.ne.jp.
At least part of the name servers for mobile-k.jp are shared with other domains, for instance fujisawakaikei.com, uto.co.jp, a-bloom.jp, direct-029.com and mt-tec.co.jp.
Host names with a single IP:
amdns03.alpha-mail.jp points to: 216.230.254.112
kotetsu.alpha-lt.net points to: 157.205.252.6
tsukuba.aics.ne.jp points to: 157.205.252.7
Mail Servers
mobile-k.jp is handled by four mail servers: ampub01.alpha-mail.net, ampub02.alpha-mail.net, ampub03.alpha-mail.net and ampub04.alpha-mail.net.
mobile-k.jp shares at least some mail servers with other domains, for example wakui-office.com, modart.jp, bians.jp, rbtec.co.jp and kf-giken.co.jp.
Host names with one IP: ampub01.alpha-mail.net points to 216.230.254.1; ampub02.alpha-mail.net points to 216.230.254.2; ampub03.alpha-mail.net points to 216.230.254.3; ampub04.alpha-mail.net points to 216.230.254.4.