koikuru.com - robtex.com

koikuru.com

DNSSEC⚠️ Not signed
A103.13.152.210🇯🇵 KRONOS103.13.152.0/22 YOYOGI NETWORK LIMITED
PTRkoikuru.com
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
MXmail.koikuru.com ⭐
A103.13.152.210🇯🇵 KRONOS103.13.152.0/22 YOYOGI NETWORK LIMITED
PTRkoikuru.com
TXTv=spf1 +ip4:103.13.152.0/22 +ip4:103.62.244.0/22 +ip4:182.54.248.0/22 +ip4:18...
SOA01.dnsv.jphostmaster@dnsv.jp serial=1579747637

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=1774812522

PTR for

210.152.13.103.in-addr.arpa

Subdomains

mail.koikuru.com

Same first word

koikuru.com

Similar names

kukouri.com
kurikou.sakura.ne.jp

DNS History

7 records (6 active, 1 former)

2017201820192020202120222023202420252026NS01.dnsv.jp02.dnsv.jp03.dnsv.jp04.dnsv.jpMXmail.koikuru.comA103.13.152.210210.136.45.107
●NS01.dnsv.jp2016-12-13 → 2026-03-29 · 2 obs
● 2016-12-13 19:36:06
● 2026-03-29 19:55:56
●NS02.dnsv.jp2016-12-13 → 2026-03-29 · 2 obs
● 2016-12-13 19:36:06
● 2026-03-29 19:55:56
●NS03.dnsv.jp2016-12-13 → 2026-03-29 · 2 obs
● 2016-12-13 19:36:06
● 2026-03-29 19:55:56
●NS04.dnsv.jp2016-12-13 → 2026-03-29 · 2 obs
● 2016-12-13 19:36:06
● 2026-03-29 19:55:56
●MXmail.koikuru.com2016-12-13 → 2026-03-29 · 2 obs
● 2016-12-13 19:36:06
● 2026-03-29 19:55:56
●A103.13.152.2102026-02-14 → 2026-03-29 · 3 obs
○ 2017-12-24 05:14:02
● 2026-02-14 20:40:54
● 2026-03-29 19:55:56
○A210.136.45.1072016-12-13 → 2017-12-24 · 4 obs
● 2016-12-13 19:36:06
● 2017-12-24 05:14:02
○ 2026-02-14 20:40:54
○ 2026-03-29 19:55:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
koikuru.com01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp-

✅ Authoritative Response

Server:157.7.34.53

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for koikuru.com (unsigned zone)

⏱️ Timing

Total: 398ms | Queries: -

📄 Records

TypeCountSample Data
A1103.13.152.210
NS401.dnsv.jp, 02.dnsv.jp...
MX1mail.koikuru.com (pri: 10)
TXT1v=spf1 +ip4:103.13.152.0/22 +ip4:103.62.
SOA101.dnsv.jp hostmaster.dnsv.jp

Analysis

Hierarchy

koikuru.com is the parent of mail.koikuru.com.

IP Addresses

koikuru.com resolves to one IP number: 103.13.152.210.

Other host names, for instance mail.koikuru.com, share IP numbers with koikuru.com.

Name Servers

koikuru.com is delegated to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.

koikuru.com at least partially shares name servers with other domains, for instance miraiasobi.com, accutanex.online, hamanigreen.co.jp, sacras.jp and cs-planning.jp.

Host names with two IP numbers:

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

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

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

Host names with one IP number:

02.dnsv.jp points to 157.7.33.53.

Mail Servers

koikuru.com is handled by a single mail server, mail.koikuru.com.

koikuru.com shares the same mail server setup as other domains, for instance mail.koikuru.com.

mail.koikuru.com resolves to IP 103.13.152.210.