j1sys.com - dns.ninja

j1sys.com

DNSSEC⚠️ Not signed
A162.81.24.241🇺🇸 AS33566162.81.16.0/20 Knoxville Utilities Board - Site2 4505 Middlebrook Knoxville TN 37921 United States
NSns1.dn(0x736578)it.com ⭐
A31.14.40.88🇷🇴 ASN1962431.14.40.0/23
PTRsrrnew.911domain.com
NSns2.dn(0x736578)it.com
A173.208.164.34🇺🇸 WHOLESALE-INTERNET173.208.128.0/17 WII-173-208
PTRnoc.freedomain.one
NSns3.dn(0x736578)it.com
A204.12.192.106🇺🇸 WHOLESALE-INTERNET204.12.192.0/18 WII-204-12
PTRwst.freedomain.one
NSns4.dn(0x736578)it.com
A107.150.58.186🇺🇸 NOCIX107.150.32.0/19 -107-150
PTRwsnet.litvpn.com
MXj1sys.com ⭐
A162.81.24.241🇺🇸 AS33566162.81.16.0/20 Knoxville Utilities Board - Site2 4505 Middlebrook Knoxville TN 37921 United States
SOAns1.dn(0x736578)it.comadmin@netdorm.com serial=2548415651

com

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=1785297322

MX for

j1sys.com

Subdomains

www.j1sys.com
mailx.j1sys.com

Same first word

j1sys.net
j1sys.com

DNS History

16 records (6 active, 10 former)

20162017201820192020202120222023202420252026NSns1.dn(0x736578)it.comns2.dn(0x736578)it.comns3.dn(0x736578)it.comns4.dn(0x736578)it.comlsns1.j1sys.comlsns1.j1sys.netlsns2.j1sys.netspns1.j1sys.comspns1.joshua1systems.comspns2.j1sys.comspns2.joshua1systems.comMXj1sys.commail.j1sys.commailx.j1sys.comA162.81.24.24174.93.114.250
○NSlsns1.j1sys.com2026-02-18 → 2026-02-18 · 4 obs
○ 2018-07-04 14:40:08
● 2026-02-18 22:26:26
○ 2026-07-17 05:17:40
○ 2026-07-29 04:22:28
○NSlsns1.j1sys.net2026-02-18 → 2026-02-18 · 4 obs
○ 2018-07-04 14:40:08
● 2026-02-18 22:26:26
○ 2026-07-17 05:17:40
○ 2026-07-29 04:22:28
○NSlsns2.j1sys.net2026-02-18 → 2026-02-18 · 4 obs
○ 2018-07-04 14:40:08
● 2026-02-18 22:26:26
○ 2026-07-17 05:17:40
○ 2026-07-29 04:22:28
●NSns1.dn(0x736578)it.com2026-07-17 → 2026-07-29 · 3 obs
○ 2026-02-18 22:26:26
● 2026-07-17 05:17:40
● 2026-07-29 04:22:28
●NSns2.dn(0x736578)it.com2026-07-17 → 2026-07-29 · 3 obs
○ 2026-02-18 22:26:26
● 2026-07-17 05:17:40
● 2026-07-29 04:22:28
●NSns3.dn(0x736578)it.com2026-07-17 → 2026-07-29 · 3 obs
○ 2026-02-18 22:26:26
● 2026-07-17 05:17:40
● 2026-07-29 04:22:28
●NSns4.dn(0x736578)it.com2026-07-17 → 2026-07-29 · 3 obs
○ 2026-02-18 22:26:26
● 2026-07-17 05:17:40
● 2026-07-29 04:22:28
○NSspns1.j1sys.com2018-07-04 → 2018-07-04 · 4 obs
○ 2017-01-06 20:17:04
● 2018-07-04 14:40:08
○ 2026-02-18 22:26:26
○ 2026-07-29 04:22:28
○NSspns1.joshua1systems.com2015-06-29 → 2017-01-06 · 4 obs
● 2015-06-29 17:55:04
● 2017-01-06 20:17:04
○ 2018-07-04 14:40:08
○ 2026-07-29 04:22:28
○NSspns2.j1sys.com2018-07-04 → 2018-07-04 · 4 obs
○ 2017-01-06 20:17:04
● 2018-07-04 14:40:08
○ 2026-02-18 22:26:26
○ 2026-07-29 04:22:28
○NSspns2.joshua1systems.com2015-06-29 → 2017-01-06 · 4 obs
● 2015-06-29 17:55:04
● 2017-01-06 20:17:04
○ 2018-07-04 14:40:08
○ 2026-07-29 04:22:28
●MXj1sys.com2026-07-17 → 2026-07-29 · 3 obs
○ 2026-02-18 22:26:26
● 2026-07-17 05:17:40
● 2026-07-29 04:22:28
○MXmail.j1sys.com2015-06-29 → 2018-07-04 · 4 obs
● 2015-06-29 17:55:04
● 2018-07-04 14:40:08
○ 2026-02-18 22:26:26
○ 2026-07-29 04:22:28
○MXmailx.j1sys.com2026-02-18 → 2026-02-18 · 4 obs
○ 2018-07-04 14:40:08
● 2026-02-18 22:26:26
○ 2026-07-17 05:17:40
○ 2026-07-29 04:22:28
●A162.81.24.2412026-07-17 → 2026-07-29 · 3 obs
○ 2026-02-18 22:26:26
● 2026-07-17 05:17:40
● 2026-07-29 04:22:28
○A74.93.114.2502015-06-29 → 2018-07-04 · 4 obs
● 2015-06-29 17:55:04
● 2018-07-04 14:40:08
○ 2026-02-18 22:26:26
○ 2026-07-29 04:22:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
j1sys.comns2.dn(0x736578)it.com, ns1.dn(0x736578)it.com, ns3.dn(0x736578)it.com, ns4.dn(0x736578)it.com4 records

✅ Authoritative Response

Server:107.150.58.186

NS records: ns2.dn(0x736578)it.com, ns1.dn(0x736578)it.com, ns3.dn(0x736578)it.com, ns4.dn(0x736578)it.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for j1sys.com (unsigned zone)

⏱️ Timing

Total: 3196ms | Queries: -

📄 Records

TypeCountSample Data
A1162.81.24.241
NS4ns4.dn(0x736578)it.com, ns2.dn(0x736578)it.com...
MX1j1sys.com (pri: 5)
SOA1ns1.dn(0x736578)it.com admin.netdorm.com

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns2.dn(0x736578)it.com, ns1.dn(0x736578)it.com, ns3.dn(0x736578)it.com...)

Analysis

Hierarchy

www.j1sys.com and mailx.j1sys.com each fall under j1sys.com as their parent domain.

Mail Server Role

j1sys.com handles its own mail, functioning as its own mail server.

IP Addresses

j1sys.com resolves to just one IP address, 162.81.24.241.

Name Servers

The NS records for j1sys.com point to four name servers: ns1.dn(0x736578)it.com, ns2.dn(0x736578)it.com, ns3.dn(0x736578)it.com and ns4.dn(0x736578)it.com.

j1sys.com partially shares its NS delegation with several other domains, including okob.net, swithk.com, realy.me and two others.

The hosts ns1.dn(0x736578)it.com, ns2.dn(0x736578)it.com, ns3.dn(0x736578)it.com and ns4.dn(0x736578)it.com all resolve to exactly one IP address each: 31.14.40.88, 173.208.164.34, 204.12.192.106 and 107.150.58.186 respectively.

Mail Servers

j1sys.com is served by just one mail server: j1sys.com.

j1sys.com points to one IP number — 162.81.24.241.