sys-tec.jp - dns.ninja

sys-tec.jp

DNSSEC⚠️ Not signed
A119.245.144.75🇯🇵 InfoSphere119.245.0.0/16 INFOSPHERE
PTRsys-tec.jp
NSasns1.customer.ne.jp ⭐
A210.150.254.86🇯🇵 InfoSphere210.150.0.0/16 INFOSPHERE
PTRasns1.customer.ne.jp
NSasns2.customer.ne.jp
A210.150.254.94🇯🇵 InfoSphere210.150.0.0/16 INFOSPHERE
PTRasns2.customer.ne.jp
MXsys-tec.jp ⭐
A119.245.144.75🇯🇵 InfoSphere119.245.0.0/16 INFOSPHERE
PTRsys-tec.jp
TXTv=spf1 include:fmx.etius.jp +ip4:119.245.144.75/32 -all
TXTMS=2213119607FC7CD41EC08AC6AFE769DB02C4B915
SOAasns1.customer.ne.jpm-ogawa@sys-tec.jp serial=1747974834

jp

DNSSEC🔒 Signed (DS record present)
NSz.dns.jp ⭐
NSa.dns.jp
NSb.dns.jp
NSc.dns.jp
NSd.dns.jp
NSe.dns.jp
NSf.dns.jp
NSg.dns.jp
NSh.dns.jp
SOAz.dns.jproot@dns.jp serial=1786373102

PTR for

75.144.245.119.in-addr.arpa

MX for

sys-tec.jp

Same first word

sys-tec.net
sys-tec.jp
sys-tec.ru
sys-tec.info

Similar names

ect-sys.net
tec-sys.com
tec-sys.net
tec-sys.de

DNS History

12 records (4 active, 8 former)

201020122014201620182020202220242026NSasns1.customer.ne.jpasns2.customer.ne.jpns3.sphere.ad.jpns4.sphere.ad.jpnsas1.firstserver.ne.jpnsas2.firstserver.ne.jpMXsys-tec.jpmail.sys-tec.jpmx1.firstserver.ne.jpmx2.firstserver.ne.jpA119.245.144.75203.183.57.77
●NSasns1.customer.ne.jp2026-03-19 → 2026-08-10 · 3 obs
○ 2017-01-26 20:31:40
● 2026-03-19 00:25:02
● 2026-08-10 15:03:20
●NSasns2.customer.ne.jp2026-03-19 → 2026-08-10 · 3 obs
○ 2017-01-26 20:31:40
● 2026-03-19 00:25:02
● 2026-08-10 15:03:20
○NSns3.sphere.ad.jp2015-08-06 → 2017-01-26 · 5 obs
○ 2009-01-14 01:37:32
● 2015-08-06 22:09:14
● 2017-01-26 20:31:40
○ 2026-03-19 00:25:02
○ 2026-08-10 15:03:20
○NSns4.sphere.ad.jp2015-08-06 → 2017-01-26 · 5 obs
○ 2009-01-14 01:37:32
● 2015-08-06 22:09:14
● 2017-01-26 20:31:40
○ 2026-03-19 00:25:02
○ 2026-08-10 15:03:20
○NSnsas1.firstserver.ne.jp2009-01-14 → 2009-01-14 · 3 obs
● 2009-01-14 01:37:32
○ 2015-08-06 22:09:14
○ 2026-08-10 15:03:20
○NSnsas2.firstserver.ne.jp2009-01-14 → 2009-01-14 · 3 obs
● 2009-01-14 01:37:32
○ 2015-08-06 22:09:14
○ 2026-08-10 15:03:20
○MXmail.sys-tec.jp2009-01-14 → 2009-01-14 · 3 obs
● 2009-01-14 01:37:32
○ 2015-08-06 22:09:14
○ 2026-08-10 15:03:20
○MXmx1.firstserver.ne.jp2009-01-14 → 2009-01-14 · 3 obs
● 2009-01-14 01:37:32
○ 2015-08-06 22:09:14
○ 2026-08-10 15:03:20
○MXmx2.firstserver.ne.jp2009-01-14 → 2009-01-14 · 3 obs
● 2009-01-14 01:37:32
○ 2015-08-06 22:09:14
○ 2026-08-10 15:03:20
●MXsys-tec.jp2015-08-06 → 2026-08-10 · 3 obs
○ 2009-01-14 01:37:32
● 2015-08-06 22:09:14
● 2026-08-10 15:03:20
●A119.245.144.752015-08-06 → 2026-08-10 · 3 obs
○ 2009-01-14 01:37:32
● 2015-08-06 22:09:14
● 2026-08-10 15:03:20
○A203.183.57.772009-01-14 → 2009-01-14 · 3 obs
● 2009-01-14 01:37:32
○ 2015-08-06 22:09:14
○ 2026-08-10 15:03:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpb.dns.jp, c.dns.jp, d.dns.jp, e.dns.jp...-
sys-tec.jpasns1.customer.ne.jp, asns2.customer.ne.jp-

✅ Authoritative Response

Server:210.150.254.94

NS records: asns1.customer.ne.jp, asns2.customer.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sys-tec.jp (unsigned zone)

⏱️ Timing

Total: 1502ms | Queries: -

📄 Records

TypeCountSample Data
A1119.245.144.75
NS2asns2.customer.ne.jp, asns1.customer.ne.jp
MX1sys-tec.jp (pri: 10)
TXT2MS=2213119607FC7CD41EC08AC6AFE769DB02C4B, v=spf1 include:fmx.etius.jp +ip4:119.245
SOA1asns1.customer.ne.jp m-ogawa.sys-tec.jp

Analysis

Mail Server Role

sys-tec.jp handles its own mail, functioning as its own mail server.

IP Addresses

sys-tec.jp resolves to just one IP address, 119.245.144.75.

Name Servers

The NS records for sys-tec.jp delegate to asns1.customer.ne.jp and asns2.customer.ne.jp.

sys-tec.jp shares its NS records with other domains, for example f-refre.net, aok-net.com, 123.70.164.in-addr.arpa and two others.

sys-tec.jp and other domains like vmec.net, chibaken.or.jp and idchosting.jp share some name servers

Each of asns1.customer.ne.jp and asns2.customer.ne.jp has one IP address: asns1.customer.ne.jp uses 210.150.254.86 and asns2.customer.ne.jp uses 210.150.254.94.

Mail Servers

sys-tec.jp is served by just one mail server: sys-tec.jp.

sys-tec.jp resolves to 119.245.144.75 and no other IP number.