sys-works.net - robtex.com

sys-works.net

DNSSEC⚠️ Not signed
A164.70.117.121🇯🇵 InfoSphere164.70.64.0/18 INFOSPHERE
PTR164-70-117-121.indigo.static.arena.ne.jp
NSdns.kinet.or.jp ⭐
A61.200.31.66🇯🇵 GIGAINFRA61.200.0.0/18 BBT-CIDR-BLOCK
NSdns.cyroad.com
A210.238.179.179🇯🇵 KDDI210.238.128.0/17
MXmail.sys-works.net ⭐
A112.78.125.232🇯🇵 SAKURA-C112.78.112.0/20 (4/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww2392.sakura.ne.jp
TXTMS=20B50379FF2ADBC764349AEAFB4A8ECD4A8900DE
TXTgoogle-site-verification=R8wIxdlSMShPQOJCEpVFxE6gnQJGoLLEUhbjBq-cHEE
TXTv=spf1 a:www2392.sakura.ne.jp mx ~all
SOAdns.kinet.or.jpinfo@kinet.or.jp 2026-03-18 #1

net

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1774541217

Previously MX for

sys-works.net

Subdomains

mail.sys-works.net

Same first word

sys-works.net
sys-works.org
sys-works.info

DNS History

13 records (4 active, 9 former)

2008201020122014201620182020202220242026NSdns.cyroad.comdns.kinet.or.jpdns1.kabir-ken.commaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpMXmail.sys-works.netsys-works.netwww.sys-works.netA164.70.117.121112.78.125.232122.152.128.148124.34.5.25
●NSdns.cyroad.com2026-02-22 → 2026-03-26 · 3 obs
○ 2017-02-12 11:13:26
● 2026-02-22 14:37:38
● 2026-03-26 16:16:10
●NSdns.kinet.or.jp2026-02-22 → 2026-03-26 · 3 obs
○ 2017-02-12 11:13:26
● 2026-02-22 14:37:38
● 2026-03-26 16:16:10
○NSdns1.kabir-ken.com2007-09-23 → 2016-02-05 · 4 obs
● 2007-09-23 06:01:18
● 2016-02-05 04:52:52
○ 2016-04-30 14:38:22
○ 2026-03-26 16:16:10
○NSmaster.dns.ne.jp2016-04-30 → 2017-02-12 · 5 obs
○ 2016-02-05 04:52:52
● 2016-04-30 14:38:22
● 2017-02-12 11:13:26
○ 2026-02-22 14:37:38
○ 2026-03-26 16:16:10
○NSns1.dns.ne.jp2016-04-30 → 2017-02-12 · 5 obs
○ 2016-02-05 04:52:52
● 2016-04-30 14:38:22
● 2017-02-12 11:13:26
○ 2026-02-22 14:37:38
○ 2026-03-26 16:16:10
○NSns2.dns.ne.jp2016-04-30 → 2017-02-12 · 5 obs
○ 2016-02-05 04:52:52
● 2016-04-30 14:38:22
● 2017-02-12 11:13:26
○ 2026-02-22 14:37:38
○ 2026-03-26 16:16:10
●MXmail.sys-works.net2026-02-22 → 2026-03-26 · 3 obs
○ 2017-02-12 11:13:26
● 2026-02-22 14:37:38
● 2026-03-26 16:16:10
○MXsys-works.net2016-04-30 → 2017-02-12 · 5 obs
○ 2016-02-05 04:52:52
● 2016-04-30 14:38:22
● 2017-02-12 11:13:26
○ 2026-02-22 14:37:38
○ 2026-03-26 16:16:10
○MXwww.sys-works.net2007-09-23 → 2016-02-05 · 4 obs
● 2007-09-23 06:01:18
● 2016-02-05 04:52:52
○ 2016-04-30 14:38:22
○ 2026-03-26 16:16:10
○A112.78.125.2322016-04-30 → 2017-02-12 · 5 obs
○ 2016-02-05 04:52:52
● 2016-04-30 14:38:22
● 2017-02-12 11:13:26
○ 2026-02-22 14:37:38
○ 2026-03-26 16:16:10
○A122.152.128.1482015-06-30 → 2016-02-05 · 5 obs
○ 2007-09-23 06:01:18
● 2015-06-30 00:18:48
● 2016-02-05 04:52:52
○ 2016-04-30 14:38:22
○ 2026-03-26 16:16:10
○A124.34.5.252007-09-23 → 2007-09-23 · 3 obs
● 2007-09-23 06:01:18
○ 2015-06-30 00:18:48
○ 2026-03-26 16:16:10
●A164.70.117.1212026-02-22 → 2026-03-26 · 3 obs
○ 2017-02-12 11:13:26
● 2026-02-22 14:37:38
● 2026-03-26 16:16:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neta.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
sys-works.netdns.kinet.or.jp, dns.cyroad.com-

✅ Authoritative Response

Server:210.238.179.179

NS records: dns.kinet.or.jp, dns.cyroad.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sys-works.net (unsigned zone)

⏱️ Timing

Total: 1479ms | Queries: -

📄 Records

TypeCountSample Data
A1164.70.117.121
NS2dns.cyroad.com, dns.kinet.or.jp
MX1mail.sys-works.net (pri: 10)
TXT3MS=20B50379FF2ADBC764349AEAFB4A8ECD4A890, google-site-verification=R8wIxdlSMShPQOJ...
SOA1dns.kinet.or.jp info.kinet.or.jp

Analysis

Hierarchy

The parent of mail.sys-works.net is sys-works.net.

IP Addresses

sys-works.net points to IP number: 164.70.117.121.

Other host names such as sch-net.co.jp, high-lonesome.net, jh-mgt.org, e-koyama.com and ms-p.co.jp share IPs with sys-works.net.

Name Servers

sys-works.net is delegated to two name servers: dns.cyroad.com and dns.kinet.or.jp.

sys-works.net shares the same name server setup as aitani.com, iraa.co.jp, nezukyousei.com, ewhacchuu.com and w-soho.com.

Host names with a single IP:

dns.cyroad.com points to 210.238.179.179.

dns.kinet.or.jp points to 61.200.31.66.

Mail Servers

sys-works.net is handled by a single mail server, mail.sys-works.net.

mail.sys-works.net points to a single IP: 112.78.125.232.