`sigma-system.co.jp`

DNSSEC	⚠️ Not signed
A	182.93.124.67^{🇯🇵 AICS182.93.124.0/23 OTSUKA CORPORATION X-Keiro: noc@aics.ad.jp X-Keiro: JPIRR-alert@ml.aics.ad.jp}
		PTR	`websvr182-93-124-67.alpha-prm.jp`
NS	`fjkdns99.alpha-prm.jp` ⭐
		A	157.205.203.140^{🇯🇵 AICS157.205.0.0/16 PACNET (proxy-registered route object)}
			PTR	`fjkmst11.alpha-prm.jp`
NS	`fjkdns11.alpha-prm.jp`
		A	157.205.203.136^{🇯🇵 AICS157.205.0.0/16 PACNET (proxy-registered route object)}
			PTR	`fjkdns11.alpha-prm.jp`
NS	`fjkdns12.alpha-prm.jp`
		A	157.205.160.33^{🇯🇵 AICS157.205.0.0/16 PACNET (proxy-registered route object)}
			PTR	`fjkdns12.alpha-prm.jp`
NS	`fjkdns13.alpha-prm.jp`
		A	157.205.160.49^{🇯🇵 AICS157.205.0.0/16 PACNET (proxy-registered route object)}
			PTR	`fjkdns13.alpha-prm.jp`
MX	`mxi.alpha-prm.jp` ⭐
		A	157.205.8.22^{🇯🇵 AICS157.205.0.0/16 PACNET (proxy-registered route object)}
			PTR	`mxi.alpha-prm.jp`
TXT	`v=spf1 ip4:182.93.124.67/32 include:spf.alpha-prm.jp ~all`
TXT	`google-site-verification=1UzqkYk63hMUZUZALQy6X9kJkBgqKUwM_7MNbOpAJmw`
SOA	`fjkdns99.alpha-prm.jp`hostmaster@alpha-prm.jp 2025-02-27 #1

`co.jp`

	DNSSEC	⚠️ Not signed
	TXT	`co.jp.`

WOT: SAFE (58/100)

Subdomains

www.sigma-system.co.jp

Same first word

sigma-system.co.jp

DNS History

11 records (6 active, 5 former)

○NSfjkdns01.alpha-prm.jp2015-08-05 → 2018-07-01 · 4 obs

● 2015-08-05 15:23:46
● 2018-07-01 04:11:44
○ 2026-02-15 06:43:16
○ 2026-04-23 19:11:14

○NSfjkdns02.alpha-prm.jp2015-08-05 → 2018-07-01 · 4 obs

● 2015-08-05 15:23:46
● 2018-07-01 04:11:44
○ 2026-02-15 06:43:16
○ 2026-04-23 19:11:14

○NSfjkdns03.alpha-prm.jp2015-08-05 → 2018-07-01 · 4 obs

● 2015-08-05 15:23:46
● 2018-07-01 04:11:44
○ 2026-02-15 06:43:16
○ 2026-04-23 19:11:14

●NSfjkdns11.alpha-prm.jp2026-02-15 → 2026-04-23 · 3 obs

○ 2018-07-01 04:11:44
● 2026-02-15 06:43:16
● 2026-04-23 19:11:14

●NSfjkdns12.alpha-prm.jp2026-02-15 → 2026-04-23 · 3 obs

○ 2018-07-01 04:11:44
● 2026-02-15 06:43:16
● 2026-04-23 19:11:14

●NSfjkdns13.alpha-prm.jp2026-02-15 → 2026-04-23 · 3 obs

○ 2018-07-01 04:11:44
● 2026-02-15 06:43:16
● 2026-04-23 19:11:14

●NSfjkdns99.alpha-prm.jp2026-02-15 → 2026-04-23 · 3 obs

○ 2018-07-01 04:11:44
● 2026-02-15 06:43:16
● 2026-04-23 19:11:14

○NSfjkmst01.alpha-prm.jp2015-08-05 → 2018-07-01 · 4 obs

● 2015-08-05 15:23:46
● 2018-07-01 04:11:44
○ 2026-02-15 06:43:16
○ 2026-04-23 19:11:14

●MXmxi.alpha-prm.jp2015-08-05 → 2026-04-23 · 2 obs

● 2015-08-05 15:23:46
● 2026-04-23 19:11:14

○A122.28.38.1452015-08-05 → 2018-07-01 · 4 obs

● 2015-08-05 15:23:46
● 2018-07-01 04:11:44
○ 2026-02-15 06:43:16
○ 2026-04-23 19:11:14

●A182.93.124.672026-02-15 → 2026-04-23 · 3 obs

○ 2018-07-01 04:11:44
● 2026-02-15 06:43:16
● 2026-04-23 19:11:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	c.dns.jp, h.dns.jp, g.dns.jp, e.dns.jp...	-
sigma-system.co.jp	fjkdns11.alpha-prm.jp, fjkdns13.alpha-prm.jp, fjkdns12.alpha-prm.jp	3 records

✅ Authoritative Response

Server:157.205.203.136

NS records: fjkdns11.alpha-prm.jp, fjkdns13.alpha-prm.jp, fjkdns12.alpha-prm.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sigma-system.co.jp (unsigned zone)

⏱️ Timing

Total: 740ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`182.93.124.67`
NS	3	`fjkdns11.alpha-prm.jp, fjkdns13.alpha-prm.jp...`
MX	1	`mxi.alpha-prm.jp (pri: 100)`
TXT	2	`google-site-verification=1UzqkYk63hMUZUZ, v=spf1 ip4:182.93.124.67/32 include:spf.`
SOA	1	`fjkdns99.alpha-prm.jp hostmaster.alpha-p`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (fjkdns11.alpha-prm.jp, fjkdns12.alpha-prm.jp, fjkdns13.alpha-prm.jp)

Analysis

Hierarchy

sigma-system.co.jp is the parent of www.sigma-system.co.jp.

IP Addresses

sigma-system.co.jp points to IP number 182.93.124.67.

Other host names, for instance, www.sigma-system.co.jp share IP numbers with sigma-system.co.jp.

Name Servers

sigma-system.co.jp is delegated to four name servers: fjkdns11.alpha-prm.jp, fjkdns12.alpha-prm.jp, fjkdns13.alpha-prm.jp and fjkdns99.alpha-prm.jp.

sigma-system.co.jp shares name servers with other domains at least partially, for example nea-ltd.com, oritex.co.jp, nastec-nasgr.co.jp, nihon-lease.co.jp and eguchi-eng.co.jp.

Host names with a single IP:

fjkdns11.alpha-prm.jp points to 157.205.203.136

fjkdns12.alpha-prm.jp points to 157.205.160.33

fjkdns13.alpha-prm.jp points to 157.205.160.49

fjkdns99.alpha-prm.jp points to 157.205.203.140

Mail Servers

sigma-system.co.jp is handled by a single mail server, mxi.alpha-prm.jp.

sigma-system.co.jp shares the same mail server setup as other domains, for instance snwm.co.jp, p-ark.co.jp, nishinoike.or.jp, okgg.info and yotubasi.co.jp.

mxi.alpha-prm.jp points to a single IP: 157.205.8.22.

sigma-system.co.jp - robtex.com