ncs.co.jp - robtex.com
ncs.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 216.230.253.102🇺🇸 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 | ||||||
| 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 | ||||||
| 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 | ||||||
| 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 2026-05-27 #8 | ||||||
co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | co.jp. | ||||||
Same first word
Similar names
DNS History
14 records (8 active, 6 former)
●NSamdns03.alpha-mail.jp2026-05-28 → 2026-07-11 · 3 obs
● 2026-05-28 08:11:22
● 2026-07-11 03:21:04
●NSkotetsu.alpha-lt.net2026-05-28 → 2026-07-11 · 3 obs
● 2026-05-28 08:11:22
● 2026-07-11 03:21:04
○NSns.ncs.co.jp2015-08-27 → 2017-08-15 · 4 obs
● 2017-08-15 18:23:08
○ 2026-03-28 07:59:44
○ 2026-07-11 03:21:04
○NSns00.vips.ne.jp2015-08-27 → 2017-08-15 · 4 obs
● 2017-08-15 18:23:08
○ 2026-03-28 07:59:44
○ 2026-07-11 03:21:04
○NSns01.vips.ne.jp2015-08-27 → 2017-08-15 · 4 obs
● 2017-08-15 18:23:08
○ 2026-03-28 07:59:44
○ 2026-07-11 03:21:04
●NStsukuba.aics.ne.jp2026-05-28 → 2026-07-11 · 3 obs
● 2026-05-28 08:11:22
● 2026-07-11 03:21:04
○MX(root)2017-08-15 → 2017-08-15 · 4 obs
● 2017-08-15 18:23:08
○ 2026-03-28 07:59:44
○ 2026-07-11 03:21:04
●MXampub01.alpha-mail.net2026-05-28 → 2026-07-11 · 3 obs
● 2026-05-28 08:11:22
● 2026-07-11 03:21:04
●MXampub02.alpha-mail.net2026-05-28 → 2026-07-11 · 3 obs
● 2026-05-28 08:11:22
● 2026-07-11 03:21:04
●MXampub03.alpha-mail.net2026-05-28 → 2026-07-11 · 3 obs
● 2026-05-28 08:11:22
● 2026-07-11 03:21:04
●MXampub04.alpha-mail.net2026-05-28 → 2026-07-11 · 3 obs
● 2026-05-28 08:11:22
● 2026-07-11 03:21:04
○MXbamail.ncs.co.jp2015-08-27 → 2015-08-27 · 3 obs
○ 2015-09-13 06:32:16
○ 2026-07-11 03:21:04
○A192.218.12.12015-08-27 → 2017-08-15 · 4 obs
● 2017-08-15 18:23:08
○ 2026-03-28 07:59:44
○ 2026-07-11 03:21:04
●A216.230.253.1022026-05-28 → 2026-07-11 · 3 obs
● 2026-05-28 08:11:22
● 2026-07-11 03:21:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, f.dns.jp, g.dns.jp, e.dns.jp... | - |
| ncs.co.jp | amdns03.alpha-mail.jp, kotetsu.alpha-lt.net, tsukuba.aics.ne.jp | 1 record |
✅ Authoritative Response
Server:216.230.254.112
NS records: amdns03.alpha-mail.jp, kotetsu.alpha-lt.net, tsukuba.aics.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ncs.co.jp (unsigned zone)
⏱️ Timing
Total: 1351ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 216.230.253.102 |
| NS | 3 | kotetsu.alpha-lt.net, tsukuba.aics.ne.jp... |
| MX | 4 | ampub03.alpha-mail.net (pri: 10), 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
ncs.co.jp resolves to one IP address: 216.230.253.102.
nogu.jp, ohyamaglass.co.jp, koha.co.jp and two other host names share IP numbers with ncs.co.jp.
Name Servers
ncs.co.jp is delegated to three name servers: amdns03.alpha-mail.jp, kotetsu.alpha-lt.net and tsukuba.aics.ne.jp.
There is at least partial name server overlap between ncs.co.jp and other domains — alpha-clean.co.jp, muraishi.com, ime-net.com and two more among them.
amdns03.alpha-mail.jp, kotetsu.alpha-lt.net and tsukuba.aics.ne.jp each resolve to a single IP address: 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
Mail for ncs.co.jp is handled by four mail servers: ampub01.alpha-mail.net, ampub02.alpha-mail.net, ampub03.alpha-mail.net and ampub04.alpha-mail.net.
ncs.co.jp has at least partial mail server overlap with other domains such as jntrans.or.jp, fada.jp, u10.co.jp and two more.
Each of the four hosts ampub01.alpha-mail.net, ampub02.alpha-mail.net, ampub03.alpha-mail.net and ampub04.alpha-mail.net points to a single IP address — 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 and ampub04.alpha-mail.net points to 216.230.254.4.