jcomu.com - dns.ninja

jcomu.com

DNSSEC⚠️ Not signed
A59.106.19.215🇯🇵 SAKURA-B59.106.0.0/17 (7-0/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRwww765.sakura.ne.jp
NSmaster.dns.ne.jp ⭐
A210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRmaster.dns.ne.jp
NSns1.dns.ne.jp
A61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRns1.dns.ne.jp
NSns2.dns.ne.jp
A133.167.21.1🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan
PTRns2.dns.ne.jp
MXjcomu.com ⭐
A59.106.19.215🇯🇵 SAKURA-B59.106.0.0/17 (7-0/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRwww765.sakura.ne.jp
TXTv=spf1 a:www765.sakura.ne.jp mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2024-02-06 #1

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=1786009379

MX for

jcomu.com

Same first word

jcomu.com

Similar names

jucom.biz
mojuc.com
mocuj.pl
jumoc.com
jucom.com
comju.net
jucom.it
jumco.com
jucom.eu
comju.de
jucom.info
ujcom.com.tw
ujmco.com
jocum.com
ujcom.com
jucom.pl
jocum.org.br
jucom.org
mujco.com
jucom.net
jucom.lv
jumco.com.jo
jucom.de
jocum.org
mujco.cn
jocum.net
jucom.ru
jumco.net
jucom.fr
jmuco.com
comuj.vip
joumc.org
jocum.com.br
jucom.cz

DNS History

5 records (5 active, 0 former)

200920112013201520172019202120232025NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpMXjcomu.comA59.106.19.215
●NSmaster.dns.ne.jp2015-06-05 → 2026-08-06 · 3 obs
○ 2008-03-19 05:10:44
● 2015-06-05 03:36:02
● 2026-08-06 09:44:36
●NSns1.dns.ne.jp2015-06-05 → 2026-08-06 · 3 obs
○ 2008-03-19 05:10:44
● 2015-06-05 03:36:02
● 2026-08-06 09:44:36
●NSns2.dns.ne.jp2015-06-05 → 2026-08-06 · 3 obs
○ 2008-03-19 05:10:44
● 2015-06-05 03:36:02
● 2026-08-06 09:44:36
●MXjcomu.com2008-03-19 → 2026-08-06 · 2 obs
● 2008-03-19 05:10:44
● 2026-08-06 09:44:36
●A59.106.19.2152008-03-19 → 2026-08-06 · 2 obs
● 2008-03-19 05:10:44
● 2026-08-06 09:44:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
jcomu.comns1.dns.ne.jp, ns2.dns.ne.jp-

✅ Authoritative Response

Server:133.167.21.1

NS records: ns1.dns.ne.jp, ns2.dns.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jcomu.com (unsigned zone)

⏱️ Timing

Total: 834ms | Queries: -

📄 Records

TypeCountSample Data
A159.106.19.215
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1jcomu.com (pri: 10)
TXT1v=spf1 a:www765.sakura.ne.jp mx ~all
SOA1master.dns.ne.jp tech.sakura.ad.jp

Analysis

Mail Server Role

jcomu.com acts as its own mail server.

IP Addresses

jcomu.com points to a single IP number: 59.106.19.215.

Additional host names — setoguchi-k.com, thoroughbred.ne.jp, cosmoestate.net and two others — share IP numbers with jcomu.com.

Name Servers

The authoritative name servers for jcomu.com are master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp — three in total.

There is at least partial name server overlap between jcomu.com and other domains — win-c.jp, fujitakohan.co.jp, crow.aqrs.jp and two more among them.

These name servers are routinely deployed together with the name servers dns.sakura.ad.jp.

The hostnames master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp each resolve to a single IP: master.dns.ne.jp → 210.224.172.18, ns1.dns.ne.jp → 61.211.236.1, ns2.dns.ne.jp → 133.167.21.1.

Mail Servers

jcomu.com has a single mail server: jcomu.com itself.

jcomu.com directs to just one IP number, 59.106.19.215.