dcreation.jp - robtex.com
dcreation.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 216.230.253.79🇺🇸 PSPinc216.230.248.0/21 Pacific Software Publishing, Inc. 1404 140th Place NE Bellevue WA 98007 US | ||||||
| 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 | ||||||
| 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 | ||||||
| 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 2023-07-25 #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=1785120302 | ||||||
Same first word
Similar names
DNS History
9 records (8 active, 1 former)
●NSamdns03.alpha-mail.jp2026-07-11 → 2026-07-27 · 3 obs
● 2026-07-11 17:52:16
● 2026-07-27 02:58:34
●NSkotetsu.alpha-lt.net2015-06-14 → 2026-07-27 · 2 obs
● 2026-07-27 02:58:34
●NStsukuba.aics.ne.jp2015-06-14 → 2026-07-27 · 2 obs
● 2026-07-27 02:58:34
●MXampub01.alpha-mail.net2015-06-14 → 2026-07-27 · 2 obs
● 2026-07-27 02:58:34
●MXampub02.alpha-mail.net2015-06-14 → 2026-07-27 · 2 obs
● 2026-07-27 02:58:34
●MXampub03.alpha-mail.net2015-06-14 → 2026-07-27 · 2 obs
● 2026-07-27 02:58:34
●MXampub04.alpha-mail.net2026-07-11 → 2026-07-27 · 3 obs
● 2026-07-11 17:52:16
● 2026-07-27 02:58:34
○A216.230.250.1722015-06-14 → 2017-04-21 · 4 obs
● 2017-04-21 08:55:06
○ 2026-07-11 17:52:16
○ 2026-07-27 02:58:34
●A216.230.253.792026-07-11 → 2026-07-27 · 3 obs
● 2026-07-11 17:52:16
● 2026-07-27 02:58:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| dcreation.jp | amdns03.alpha-mail.jp, tsukuba.aics.ne.jp, kotetsu.alpha-lt.net | 1 record |
✅ Authoritative Response
Server:157.205.252.6
NS records: amdns03.alpha-mail.jp, tsukuba.aics.ne.jp, kotetsu.alpha-lt.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dcreation.jp (unsigned zone)
⏱️ Timing
Total: 1324ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 216.230.253.79 |
| NS | 3 | kotetsu.alpha-lt.net, tsukuba.aics.ne.jp... |
| MX | 4 | ampub04.alpha-mail.net (pri: 50), ampub02.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
dcreation.jp directs to one IP number, which is 216.230.253.79.
Among the host names that share IP numbers with dcreation.jp are da-plus.co.jp, lapipi.jp, enoboku.com and two others.
Name Servers
Three name servers are authoritative for dcreation.jp: amdns03.alpha-mail.jp, kotetsu.alpha-lt.net and tsukuba.aics.ne.jp.
dcreation.jp shares at least some of its name servers with other domains, including pal-creation.com, sohwa.biz, fruit-land.com and two others.
Three hostnames, one IP address apiece: amdns03.alpha-mail.jp resolves to 216.230.254.112, kotetsu.alpha-lt.net resolves to 157.205.252.6 and tsukuba.aics.ne.jp resolves to 157.205.252.7.
Mail Servers
Four mail servers handle email for dcreation.jp: ampub01.alpha-mail.net, ampub02.alpha-mail.net, ampub03.alpha-mail.net and ampub04.alpha-mail.net.
dcreation.jp shares at least some of its mail servers with other domains — for example mansohonbu.jp, takumasatodesign.com, ciabako.com and two more.
ampub01.alpha-mail.net resolves to 216.230.254.1. ampub02.alpha-mail.net resolves to 216.230.254.2. ampub03.alpha-mail.net resolves to 216.230.254.3. ampub04.alpha-mail.net resolves to 216.230.254.4. All four hosts carry exactly one IP address.