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cobisou.com

DNSSEC⚠️ Not signed
A18.178.123.165🇯🇵 Amazon
PTRec2-18-178-123-165.ap-northeast-1.compute.amazonaws.com
A52.198.225.10🇯🇵 Amazon
NS01.dnsv.jp ⭐
A2400:8500:3300::53🇯🇵 GMO-DNS
PTR01.dnsv.jp
A157.7.32.53🇯🇵 GMO-DNS
PTR01.dnsv.jp
NS02.dnsv.jp
A157.7.33.53🇯🇵 GMO-DNS
PTR02.dnsv.jp
NS03.dnsv.jp
A2400:8500:3000::53🇯🇵 GMO-DNS
PTR03.dnsv.jp
A157.7.34.53🇯🇵 GMO-DNS
PTR03.dnsv.jp
NS04.dnsv.jp
A2400:8500:3fff::53🇯🇵 GMO-DNS
PTR04.dnsv.jp
A157.7.35.53🇯🇵 GMO-DNS
PTR04.dnsv.jp
MXcobisou.sakura.ne.jp ⭐
A163.43.87.160🇯🇵 SAKURA-B
PTRwww3920.sakura.ne.jp
TXTgoogle-site-verification=9_Xx20Sx6TXnnzMMkJihkdfJouuXG4lLzGNGWRIKge4
TXTv=spf1 a:www3920.sakura.ne.jp mx include:spf.owlet.work ~all
SOA01.dnsv.jphostmaster@dnsv.jp serial=1740987707

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=1771274640

Previously MX for

cobisou.com

Same first word

cobisou.com
cobisou.sakura.ne.jp

DNS History

15 records (7 active, 8 former)

200920112013201520172019202120232025NS01.dnsv.jp02.dnsv.jp03.dnsv.jp04.dnsv.jpmaster.dns.ne.jpns01.telewave.ad.jpns02.telewave.ad.jpns1.dns.ne.jpns2.dns.ne.jpMXcobisou.sakura.ne.jpcobisou.compo.cobisou.comA18.178.123.16552.198.225.1049.212.65.181
●NS01.dnsv.jp2026-02-16 → 2026-02-17 · 3 obs
○ 2017-05-28 04:20:48
● 2026-02-16 23:41:18
● 2026-02-17 00:22:34
●NS02.dnsv.jp2026-02-16 → 2026-02-17 · 3 obs
○ 2017-05-28 04:20:48
● 2026-02-16 23:41:18
● 2026-02-17 00:22:34
●NS03.dnsv.jp2026-02-16 → 2026-02-17 · 3 obs
○ 2017-05-28 04:20:48
● 2026-02-16 23:41:18
● 2026-02-17 00:22:34
●NS04.dnsv.jp2026-02-16 → 2026-02-17 · 3 obs
○ 2017-05-28 04:20:48
● 2026-02-16 23:41:18
● 2026-02-17 00:22:34
○NSmaster.dns.ne.jp2015-06-02 → 2017-05-28 · 5 obs
○ 2008-03-18 05:17:36
● 2015-06-02 11:05:34
● 2017-05-28 04:20:48
○ 2026-02-16 23:41:18
○ 2026-02-17 00:22:34
○NSns01.telewave.ad.jp2008-03-18 → 2008-03-18 · 3 obs
● 2008-03-18 05:17:36
○ 2015-06-02 11:05:34
○ 2026-02-17 00:22:34
○NSns02.telewave.ad.jp2008-03-18 → 2008-03-18 · 3 obs
● 2008-03-18 05:17:36
○ 2015-06-02 11:05:34
○ 2026-02-17 00:22:34
○NSns1.dns.ne.jp2015-06-02 → 2017-05-28 · 5 obs
○ 2008-03-18 05:17:36
● 2015-06-02 11:05:34
● 2017-05-28 04:20:48
○ 2026-02-16 23:41:18
○ 2026-02-17 00:22:34
○NSns2.dns.ne.jp2015-06-02 → 2017-05-28 · 5 obs
○ 2008-03-18 05:17:36
● 2015-06-02 11:05:34
● 2017-05-28 04:20:48
○ 2026-02-16 23:41:18
○ 2026-02-17 00:22:34
○MXcobisou.com2015-06-02 → 2017-05-28 · 5 obs
○ 2008-03-18 05:17:36
● 2015-06-02 11:05:34
● 2017-05-28 04:20:48
○ 2026-02-16 23:41:18
○ 2026-02-17 00:22:34
●MXcobisou.sakura.ne.jp2026-02-16 → 2026-02-17 · 3 obs
○ 2017-05-28 04:20:48
● 2026-02-16 23:41:18
● 2026-02-17 00:22:34
○MXpo.cobisou.com2008-03-18 → 2008-03-18 · 3 obs
● 2008-03-18 05:17:36
○ 2015-06-02 11:05:34
○ 2026-02-17 00:22:34
●A18.178.123.1652026-02-16 → 2026-02-17 · 3 obs
○ 2017-05-28 04:20:48
● 2026-02-16 23:41:18
● 2026-02-17 00:22:34
○A49.212.65.1812015-06-02 → 2017-05-28 · 5 obs
○ 2008-03-18 05:17:36
● 2015-06-02 11:05:34
● 2017-05-28 04:20:48
○ 2026-02-16 23:41:18
○ 2026-02-17 00:22:34
●A52.198.225.102026-02-16 → 2026-02-17 · 3 obs
○ 2017-05-28 04:20:48
● 2026-02-16 23:41:18
● 2026-02-17 00:22:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
cobisou.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 cobisou.com (unsigned zone)

⏱️ Timing

Total: 1016ms | Queries: -

📄 Records

TypeCountSample Data
A218.178.123.165, 52.198.225.10
NS401.dnsv.jp, 02.dnsv.jp...
MX1cobisou.sakura.ne.jp (pri: 10)
TXT2google-site-verification=9_Xx20Sx6TXnnzM, v=spf1 a:www3920.sakura.ne.jp mx include
SOA101.dnsv.jp hostmaster.dnsv.jp

AI analysis

cobisou.com resolves to two IP numbers: 18.178.123.165 and 52.198.225.10.

other host names including mediawars.jp, feris.jp, broad-links.com, t-kintaro.com and no193.com share IP numbers with cobisou.com.

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

cobisou.com at least partially shares name servers with other domains, for instance toyotsu-markets-japan.com, transmix.jp, love-fit.jp, riccolab.com and xn--u9j295gl6d2yxvk0azcsyem.com.

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.

cobisou.com is handled by a single mail server, cobisou.sakura.ne.jp.

cobisou.com shares the same mail server setup as other domains, for instance cobisou.sakura.ne.jp.

cobisou.sakura.ne.jp resolves to IP 163.43.87.160.