d-ucom.co.jp - robtex.com

d-ucom.co.jp

DNSSEC⚠️ Not signed
A49.212.237.102🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTR102.237.212.49.static.www3420.sakura.ne.jp
NS01.dnsv.jp ⭐
A2400:8500:3300::53🇯🇵 GMO-DNS2400:8500:3300::/48 GMO Internet,inc.
PTR01.dnsv.jp
A157.7.32.53🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team.
PTR01.dnsv.jp
NS02.dnsv.jp
A157.7.33.53🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team.
PTR02.dnsv.jp
NS03.dnsv.jp
A2400:8500:3000::53🇯🇵 GMO-DNS2400:8500:3000::/48 GMO Internet,inc.
PTR03.dnsv.jp
A157.7.34.53🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team.
PTR03.dnsv.jp
NS04.dnsv.jp
A2400:8500:3fff::53🇯🇵 GMO-DNS2400:8500:3fff::/48 GMO Internet,inc.
PTR04.dnsv.jp
A157.7.35.53🇯🇵 GMO-DNS157.7.35.0/24 GMO Internet,inc. Network-Team.
PTR04.dnsv.jp
MXducom-co-jp0c.mail.protection.outlook.com ⭐
A2a01:111:f403:cc1a::1🇯🇵 Microsoft2a01:111:f000::/36
PTRmail-ty3p286cu00101.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
A52.101.124.1🇯🇵 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-ty3p286cu00101.inbound.protection.outlook.com
A52.101.124.5🇯🇵 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-tyvp286cu00305.inbound.protection.outlook.com
A52.101.124.6🇯🇵 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-tyvp286cu00206.inbound.protection.outlook.com
A52.101.157.11🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-os0p286cu01203.inbound.protection.outlook.com
TXTMS=ms20717700
TXTMS=ms70012517
TXTv=spf1 include:spf.protection.outlook.com -all
SOA01.dnsv.jphostmaster@dnsv.jp serial=1713346207

co.jp

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

Subdomains

mail.d-ucom.co.jp
www.d-ucom.co.jp

Same first word

d-ucom.co.jp

Similar names

mud-co.myshopify.com
do-umc.ru

DNS History

10 records (6 active, 4 former)

20162017201820192020202120222023202420252026NS01.dnsv.jp02.dnsv.jp03.dnsv.jp04.dnsv.jpmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpMXducom-co-jp0c.mail.protection.outlook.comd-ucom.co.jpA49.212.237.102
●NS01.dnsv.jp2021-04-13 → 2026-03-29 · 3 obs
○ 2017-05-28 04:50:32
● 2021-04-13 22:48:30
● 2026-03-29 07:08:50
●NS02.dnsv.jp2021-04-13 → 2026-03-29 · 3 obs
○ 2017-05-28 04:50:32
● 2021-04-13 22:48:30
● 2026-03-29 07:08:50
●NS03.dnsv.jp2021-04-13 → 2026-03-29 · 3 obs
○ 2017-05-28 04:50:32
● 2021-04-13 22:48:30
● 2026-03-29 07:08:50
●NS04.dnsv.jp2021-04-13 → 2026-03-29 · 3 obs
○ 2017-05-28 04:50:32
● 2021-04-13 22:48:30
● 2026-03-29 07:08:50
○NSmaster.dns.ne.jp2015-08-17 → 2017-05-28 · 4 obs
● 2015-08-17 11:41:20
● 2017-05-28 04:50:32
○ 2021-04-13 22:48:30
○ 2026-03-29 07:08:50
○NSns1.dns.ne.jp2015-08-17 → 2017-05-28 · 4 obs
● 2015-08-17 11:41:20
● 2017-05-28 04:50:32
○ 2021-04-13 22:48:30
○ 2026-03-29 07:08:50
○NSns2.dns.ne.jp2015-08-17 → 2017-05-28 · 4 obs
● 2015-08-17 11:41:20
● 2017-05-28 04:50:32
○ 2021-04-13 22:48:30
○ 2026-03-29 07:08:50
○MXd-ucom.co.jp2015-08-17 → 2017-05-28 · 4 obs
● 2015-08-17 11:41:20
● 2017-05-28 04:50:32
○ 2021-04-13 22:48:30
○ 2026-03-29 07:08:50
●MXducom-co-jp0c.mail.protection.outlook.com2021-04-13 → 2026-03-29 · 3 obs
○ 2017-05-28 04:50:32
● 2021-04-13 22:48:30
● 2026-03-29 07:08:50
●A49.212.237.1022015-08-17 → 2026-03-29 · 2 obs
● 2015-08-17 11:41:20
● 2026-03-29 07:08:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpb.dns.jp, h.dns.jp, d.dns.jp, e.dns.jp...-
d-ucom.co.jp01.dnsv.jp, 04.dnsv.jp, 03.dnsv.jp, 02.dnsv.jp7 records

✅ Authoritative Response

Server:157.7.33.53

NS records: 01.dnsv.jp, 04.dnsv.jp, 03.dnsv.jp, 02.dnsv.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for d-ucom.co.jp (unsigned zone)

⏱️ Timing

Total: 777ms | Queries: -

📄 Records

TypeCountSample Data
A149.212.237.102
NS401.dnsv.jp, 02.dnsv.jp...
MX1ducom-co-jp0c.mail.protection.outlook.co
TXT3MS=ms20717700, MS=ms70012517...
SOA101.dnsv.jp hostmaster.dnsv.jp

📌 Glue Records Collected

Total: 7

Out-of-bailiwick: 7 (01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp...)

Analysis

Hierarchy

d-ucom.co.jp is a parent of mail.d-ucom.co.jp and www.d-ucom.co.jp.

IP Addresses

d-ucom.co.jp points to IP number 49.212.237.102.

Other host names for example www.d-ucom.co.jp, 102.237.212.49.static.www3420.sakura.ne.jp and d-ucom2.sakura.ne.jp share IP numbers with d-ucom.co.jp.

Name Servers

d-ucom.co.jp is delegated to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.

d-ucom.co.jp shares name servers with other domains at least partially, for example ligament-next.jp, jorca.net, buil-do.com, fparmg.com and sancity.jp.

Hosts with two IP numbers

- Host 01.dnsv.jp points to: 2400:8500:3300::53 and 157.7.32.53

- Host 03.dnsv.jp points to: 2400:8500:3000::53 and 157.7.34.53

- Host 04.dnsv.jp points to: 2400:8500:3fff::53 and 157.7.35.53

Hosts with one IP number

- Host 02.dnsv.jp points to: 157.7.33.53

Mail Servers

d-ucom.co.jp is handled by a single mail server, ducom-co-jp0c.mail.protection.outlook.com.

Host name ducom-co-jp0c.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:cc1a::1, 2a01:111:f403:cc1a::2, 2a01:111:f403:cc1a::3, 2a01:111:f403:cc1f::, 52.101.124.1, 52.101.124.5, 52.101.124.6 and 52.101.157.11.