systy.co.jp - robtex.com

systy.co.jp

DNSSEC⚠️ Not signed
A59.106.113.137🇯🇵 SAKURA-B59.106.0.0/17 (7-0/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan
NSns1.4stars.jp ⭐
A59.106.113.131🇯🇵 SAKURA-B59.106.0.0/17 (7-0/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan
NSns2.4stars.jp
A59.106.113.132🇯🇵 SAKURA-B59.106.0.0/17 (7-0/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan
MXmail.systy.co.jp ⭐
A59.106.113.137🇯🇵 SAKURA-B59.106.0.0/17 (7-0/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan
TXTv=spf1 +a +mx include:_spf.4stars.jp ~all
SOAns1.4stars.jpadmin@4stars.jp serial=1756688429

co.jp

DNSSEC⚠️ Not signed
TXTco.jp.
WOT: SAFE (58/100)

Subdomains

mail.systy.co.jp

Same first word

systy.co.jp
systy.net

Similar names

sysyt.com
tysys.com.tw
tysys.de
tyssy.com
sytys.com
sytsy.com
sytys.net
stysy.com
ytssy.com
yysts.com
yytss.com
stsyy.com
ytsys.net
sytsy.cn
tysys.com
ytsys.com
yysst.cn

DNS History

7 records (4 active, 3 former)

20162017201820192020202120222023202420252026NSns1.4stars.jpns2.4stars.jpns1.digibox.ne.jpns2.digibox.ne.jpMXmail.systy.co.jpA59.106.113.13759.106.78.176
●NSns1.4stars.jp2017-02-09 → 2026-08-06 · 3 obs
○ 2016-04-25 19:01:20
● 2017-02-09 02:25:44
● 2026-08-06 15:35:06
○NSns1.digibox.ne.jp2015-06-04 → 2016-04-25 · 4 obs
● 2015-06-04 02:33:46
● 2016-04-25 19:01:20
○ 2017-02-09 02:25:44
○ 2026-08-06 15:35:06
●NSns2.4stars.jp2017-02-09 → 2026-08-06 · 3 obs
○ 2016-04-25 19:01:20
● 2017-02-09 02:25:44
● 2026-08-06 15:35:06
○NSns2.digibox.ne.jp2015-06-04 → 2016-04-25 · 4 obs
● 2015-06-04 02:33:46
● 2016-04-25 19:01:20
○ 2017-02-09 02:25:44
○ 2026-08-06 15:35:06
●MXmail.systy.co.jp2015-06-04 → 2026-08-06 · 2 obs
● 2015-06-04 02:33:46
● 2026-08-06 15:35:06
●A59.106.113.1372017-02-09 → 2026-08-06 · 3 obs
○ 2016-04-25 19:01:20
● 2017-02-09 02:25:44
● 2026-08-06 15:35:06
○A59.106.78.1762015-06-04 → 2016-04-25 · 4 obs
● 2015-06-04 02:33:46
● 2016-04-25 19:01:20
○ 2017-02-09 02:25:44
○ 2026-08-06 15:35:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
systy.co.jpns2.4stars.jp, ns1.4stars.jp-

✅ Authoritative Response

Server:59.106.113.131

NS records: ns2.4stars.jp, ns1.4stars.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for systy.co.jp (unsigned zone)

⏱️ Timing

Total: 1147ms | Queries: -

📄 Records

TypeCountSample Data
A159.106.113.137
NS2ns2.4stars.jp, ns1.4stars.jp
MX1mail.systy.co.jp (pri: 30)
TXT1v=spf1 +a +mx include:_spf.4stars.jp ~al
SOA1ns1.4stars.jp admin.4stars.jp

Analysis

Hierarchy

The domain mail.systy.co.jp falls under the parent systy.co.jp.

IP Addresses

systy.co.jp resolves to just one IP address, 59.106.113.137.

Two other host names, along with fukus.net, primonetwork.co.jp and nomoto.esaga.jp, also share IP numbers with systy.co.jp.

Name Servers

DNS delegation for systy.co.jp points to two name servers: ns1.4stars.jp and ns2.4stars.jp.

systy.co.jp shares its NS records with other domains, for example toshiyo.net, plando.biz, makisima.org and two others.

Each of ns1.4stars.jp and ns2.4stars.jp has one IP address: ns1.4stars.jp uses 59.106.113.131 and ns2.4stars.jp uses 59.106.113.132.

Mail Servers

The sole mail server for systy.co.jp is mail.systy.co.jp.

mail.systy.co.jp has exactly one IP number: 59.106.113.137.