ulsystems.co.jp - robtex.com

ulsystems.co.jp

DNSSEC🔒 Signed (DS record present)
A54.249.119.211🇯🇵 Amazon54.249.64.0/18 EC2 NRT prefix
PTRec2-54-249-119-211.ap-northeast-1.compute.amazonaws.com
NSns000.d-53.net ⭐
NSns016-6lh1fo0p8guljcu0.6.d-53.info
A2001:240:bb81::28:47🇯🇵 IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 )
PTRs016.d-53.biz
A202.32.219.47🇯🇵 IIJ-AS202.32.0.0/16 IIJ IPv4 BLOCK ( AS2497 )
PTRs016.d-53.biz
NSns016-6lh1fo0p8guljcu0.6.d-53.jp
A2001:240:bb81::29:1107🇯🇵 IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 )
PTRs016.d-53.org
A203.180.146.107🇯🇵 IIJ-AS203.180.0.0/16 IIJ IPv4 BLOCK ( AS2497 )
PTRs016.d-53.org
NSns016-6lh1fo0p8guljcu0.6.d-53.net
A2001:240:bb81::29:107🇯🇵 IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 )
PTRs016.d-53.net
A210.138.20.107🇯🇵 IIJ-AS210.138.0.0/16 IIJ IPv4 BLOCK ( AS2497 )
PTRs016.d-53.net
MXulsystems-co-jp.mail.protection.outlook.com ⭐
A2a01:111:f403:cc1a::🇯🇵 Microsoft2a01:111:f000::/36
PTRmail-tycp286cu02600.inbound.protection.outlook.com
A2a01:111:f403:cc1a::2🇯🇵 Microsoft2a01:111:f000::/36
PTRmail-tyvp286cu00302.inbound.protection.outlook.com
A2a01:111:f403:cc1a::3🇯🇵 Microsoft2a01:111:f000::/36
PTRmail-tyvp286cu00203.inbound.protection.outlook.com
A2a01:111:f403:cc1f::🇯🇵 Microsoft2a01:111:f000::/36
PTRmail-os9p286cu00100.inbound.protection.outlook.com
A52.101.124.0🇯🇵 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-tycp286cu02600.inbound.protection.outlook.com
A52.101.124.1🇯🇵 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-ty3p286cu00101.inbound.protection.outlook.com
A52.101.157.11🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-os0p286cu01203.inbound.protection.outlook.com
A52.101.157.40🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-os9p286cu00100.inbound.protection.outlook.com
TXTgoogle-site-verification=a3Gj90VB8ezoEopQV3gNvEbf0--ZDpOTVIaC8jZKQAI
TXTv=spf1 include:spf.protection.outlook.com include:_spf.google.com ip4:219.101...
TXTMS=ms10356128
TXTl2rZQB24e37p2VbgQh1MHthGwTG2Yx
TXTopenai-domain-verification=dv-0iqUCwBwHuiM50l1C8vGXC0D
SOAns000.d-53.netdns-managers@iij.ad.jp serial=281

co.jp

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

Subdomains

mjp.ulsystems.co.jp

Same first word

ulsystems.co.jp
ulsystems.jp

Similar names

lusystems.com.cn
systemsul.com.br
lusystems.pl

DNS History

14 records (6 active, 8 former)

200920112013201520172019202120232025NSns000.d-53.netns016-6lh1fo0p8guljcu0.6.d-53.infons016-6lh1fo0p8guljcu0.6.d-53.jpns016-6lh1fo0p8guljcu0.6.d-53.netdns-b.iij.ad.jpdns-c.iij.ad.jpns.ulsystems.co.jpns04.pwd.ne.jpuns02.usen.ad.jpMXulsystems-co-jp.mail.protection.outlook.commi1.ulsgroup.hdemail.jpmi2.ulsgroup.hdemail.jpmx.ulsystems.co.jpA54.249.119.211
○NSdns-b.iij.ad.jp2017-03-14 → 2017-03-14 · 3 obs
○ 2016-06-19 00:05:02
● 2017-03-14 15:18:54
○ 2026-04-13 19:53:14
○NSdns-c.iij.ad.jp2017-03-14 → 2017-03-14 · 3 obs
○ 2016-06-19 00:05:02
● 2017-03-14 15:18:54
○ 2026-04-13 19:53:14
○NSns.ulsystems.co.jp2008-02-14 → 2016-06-19 · 4 obs
● 2008-02-14 00:43:10
● 2016-06-19 00:05:02
○ 2017-03-14 15:18:54
○ 2026-04-13 19:53:14
●NSns000.d-53.net2026-04-13 → 2026-04-13 · 2 obs
○ 2017-03-14 15:18:54
● 2026-04-13 19:53:14
●NSns016-6lh1fo0p8guljcu0.6.d-53.info2026-04-13 → 2026-04-13 · 2 obs
○ 2017-03-14 15:18:54
● 2026-04-13 19:53:14
●NSns016-6lh1fo0p8guljcu0.6.d-53.jp2026-04-13 → 2026-04-13 · 2 obs
○ 2017-03-14 15:18:54
● 2026-04-13 19:53:14
●NSns016-6lh1fo0p8guljcu0.6.d-53.net2026-04-13 → 2026-04-13 · 2 obs
○ 2017-03-14 15:18:54
● 2026-04-13 19:53:14
○NSns04.pwd.ne.jp2008-02-14 → 2008-02-14 · 3 obs
● 2008-02-14 00:43:10
○ 2015-08-11 16:49:04
○ 2026-04-13 19:53:14
○NSuns02.usen.ad.jp2015-08-11 → 2016-06-19 · 5 obs
○ 2008-02-14 00:43:10
● 2015-08-11 16:49:04
● 2016-06-19 00:05:02
○ 2017-03-14 15:18:54
○ 2026-04-13 19:53:14
○MXmi1.ulsgroup.hdemail.jp2015-08-11 → 2017-03-14 · 4 obs
○ 2008-02-14 00:43:10
● 2015-08-11 16:49:04
● 2017-03-14 15:18:54
○ 2026-04-13 19:53:14
○MXmi2.ulsgroup.hdemail.jp2015-08-11 → 2017-03-14 · 4 obs
○ 2008-02-14 00:43:10
● 2015-08-11 16:49:04
● 2017-03-14 15:18:54
○ 2026-04-13 19:53:14
○MXmx.ulsystems.co.jp2008-02-14 → 2008-02-14 · 3 obs
● 2008-02-14 00:43:10
○ 2015-08-11 16:49:04
○ 2026-04-13 19:53:14
●MXulsystems-co-jp.mail.protection.outlook.com2026-04-13 → 2026-04-13 · 2 obs
○ 2017-03-14 15:18:54
● 2026-04-13 19:53:14
●A54.249.119.2112026-04-13 → 2026-04-13 · 1 obs
● 2026-04-13 19:53:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
ulsystems.co.jpns016-6lh1fo0p8guljcu0.6.d-53.info, ns016-6lh1fo0p8guljcu0.6.d-53.jp, ns016-6lh1fo0p8guljcu0.6.d-53.net-

✅ Authoritative Response

Server:210.138.20.107

NS records: ns016-6lh1fo0p8guljcu0.6.d-53.info, ns016-6lh1fo0p8guljcu0.6.d-53.jp, ns016-6lh1fo0p8guljcu0.6.d-53.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1071ms | Queries: -

📄 Records

TypeCountSample Data
A154.249.119.211
NS3ns016-6lh1fo0p8guljcu0.6.d-53.jp, ns016-6lh1fo0p8guljcu0.6.d-53.net...
MX1ulsystems-co-jp.mail.protection.outlook.
TXT5openai-domain-verification=dv-0iqUCwBwHu, google-site-verification=a3Gj90VB8ezoEop...
SOA1ns000.d-53.net dns-managers.iij.ad.jp

Analysis

Hierarchy

mjp.ulsystems.co.jp is a child of ulsystems.co.jp.

IP Addresses

ulsystems.co.jp resolves to one IP number: 54.249.119.211.

Other host names for instance ec2-54-249-119-211.ap-northeast-1.compute.amazonaws.com and ulsystems.jp share IP numbers with ulsystems.co.jp.

Name Servers

ulsystems.co.jp delegates to four name servers: ns000.d-53.net, ns016-6lh1fo0p8guljcu0.6.d-53.info, ns016-6lh1fo0p8guljcu0.6.d-53.jp and ns016-6lh1fo0p8guljcu0.6.d-53.net.

ulsystems.co.jp at least partially shares name servers with other domains, including 223.232.202.in-addr.arpa, 218.180.203.in-addr.arpa, calbee-potato.co.jp, 94.32.202.in-addr.arpa and 240.110.133.static.iijgio.jp.

these name servers are commonly used with rev.iij-dns.jp, rev.iij-dns.net, dns-b.iij.ad.jp, dns-c.iij.ad.jp, ns01.iij-dns.jp, ns00.iij-dns.net, ns.iij-dns.biz, ns.iij-dns.jp and ns.iij-dns.net.

Host names with two IP numbers:

ns016-6lh1fo0p8guljcu0.6.d-53.info: 2001:240:bb81::28:47 and 202.32.219.47

ns016-6lh1fo0p8guljcu0.6.d-53.jp: 2001:240:bb81::29:1107 and 203.180.146.107

ns016-6lh1fo0p8guljcu0.6.d-53.net: 2001:240:bb81::29:107 and 210.138.20.107

Mail Servers

A single mail server handles ulsystems.co.jp, ulsystems-co-jp.mail.protection.outlook.com.

Host ulsystems-co-jp.mail.protection.outlook.com points to eight IPs: 2a01:111:f403:cc1a::, 2a01:111:f403:cc1a::2, 2a01:111:f403:cc1a::3, 2a01:111:f403:cc1f::, 52.101.124.0, 52.101.124.1, 52.101.157.11 and 52.101.157.40.