`biseibutu.co.jp`

DNSSEC	⚠️ Not signed
A	133.125.53.154^{🇯🇵 SAKURA-A133.125.0.0/16 (ISHIKARI) SAKURA Internet // EAST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan}
		PTR	`ik1-444-54400.vs.sakura.ne.jp`
NS	`01.dnsv.jp` ⭐
		A	2400:8500:3300::53^{🇯🇵 GMO-DNS2400:8500:3300::/48 GMO Internet,inc.}
			PTR	`01.dnsv.jp`
		A	157.7.32.53^{🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team.}
			PTR	`01.dnsv.jp`
NS	`02.dnsv.jp`
		A	157.7.33.53^{🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team.}
			PTR	`02.dnsv.jp`
NS	`03.dnsv.jp` ⚠️ Not in parent delegation
		A	2400:8500:3000::53^{🇯🇵 GMO-DNS2400:8500:3000::/48 GMO Internet,inc.}
			PTR	`03.dnsv.jp`
		A	157.7.34.53^{🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team.}
			PTR	`03.dnsv.jp`
NS	`04.dnsv.jp` ⚠️ Not in parent delegation
		A	2400:8500:3fff::53^{🇯🇵 GMO-DNS2400:8500:3fff::/48 GMO Internet,inc.}
			PTR	`04.dnsv.jp`
		A	157.7.35.53^{🇯🇵 GMO-DNS157.7.35.0/24 GMO Internet,inc. Network-Team.}
			PTR	`04.dnsv.jp`
MX	`jbcl.sakura.ne.jp` ⭐
		A	49.212.243.103^{🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`www3593.sakura.ne.jp`
TXT	`v=spf1 a:www3593.sakura.ne.jp mx ~all`
SOA	`01.dnsv.jp`hostmaster@dnsv.jp serial=1616223909

`co.jp`

	DNSSEC	⚠️ Not signed
	TXT	`co.jp.`

WOT: SAFE (58/100)

Subdomains

www.biseibutu.co.jp

Same first word

biseibutu.co.jp

DNS History

8 records (6 active, 2 former)

●NS01.dnsv.jp2015-07-13 → 2026-07-22 · 2 obs

● 2015-07-13 20:40:58
● 2026-07-22 21:59:04

●NS02.dnsv.jp2015-07-13 → 2026-07-22 · 2 obs

● 2015-07-13 20:40:58
● 2026-07-22 21:59:04

●NS03.dnsv.jp2026-03-07 → 2026-07-22 · 3 obs

○ 2015-07-13 20:40:58
● 2026-03-07 07:21:22
● 2026-07-22 21:59:04

●NS04.dnsv.jp2026-03-07 → 2026-07-22 · 3 obs

○ 2015-07-13 20:40:58
● 2026-03-07 07:21:22
● 2026-07-22 21:59:04

●MXjbcl.sakura.ne.jp2026-03-07 → 2026-07-22 · 3 obs

○ 2020-03-13 07:48:14
● 2026-03-07 07:21:22
● 2026-07-22 21:59:04

○MXmail.biseibutu.co.jp2015-07-13 → 2020-03-13 · 4 obs

● 2015-07-13 20:40:58
● 2020-03-13 07:48:14
○ 2026-03-07 07:21:22
○ 2026-07-22 21:59:04

○A114.179.80.462015-07-13 → 2020-03-13 · 4 obs

● 2015-07-13 20:40:58
● 2020-03-13 07:48:14
○ 2026-03-07 07:21:22
○ 2026-07-22 21:59:04

●A133.125.53.1542026-03-07 → 2026-07-22 · 3 obs

○ 2020-03-13 07:48:14
● 2026-03-07 07:21:22
● 2026-07-22 21:59:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp...	-
biseibutu.co.jp	02.dnsv.jp, 01.dnsv.jp	3 records

✅ Authoritative Response

Server:157.7.33.53

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for biseibutu.co.jp (unsigned zone)

⏱️ Timing

Total: 890ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`133.125.53.154`
NS	4	`01.dnsv.jp, 02.dnsv.jp...`
MX	1	`jbcl.sakura.ne.jp (pri: 10)`
TXT	1	`v=spf1 a:www3593.sakura.ne.jp mx ~all`
SOA	1	`01.dnsv.jp hostmaster.dnsv.jp`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (02.dnsv.jp, 01.dnsv.jp, 01.dnsv.jp)

Analysis

Hierarchy

biseibutu.co.jp is the parent zone for www.biseibutu.co.jp.

IP Addresses

biseibutu.co.jp directs to one IP number, which is 133.125.53.154.

www.biseibutu.co.jp and ik1-444-54400.vs.sakura.ne.jp, along with other host names, share IP addresses with biseibutu.co.jp.

Name Servers

The domain biseibutu.co.jp is delegated to these four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.

biseibutu.co.jp partially shares its NS delegation with several other domains, including otsu-itagami.co.jp, fumoshop.com, joygirl.jp and two others.

Hosts with two IP numbers each:

01.dnsv.jp has two IP addresses: 157.7.32.53 and 2400:8500:3300::53.

03.dnsv.jp has two IP addresses: 157.7.34.53 and 2400:8500:3000::53.

04.dnsv.jp has two IP addresses: 157.7.35.53 and 2400:8500:3fff::53.

Hosts that resolve to one IP address:

02.dnsv.jp directs to 157.7.33.53.

Mail Servers

biseibutu.co.jp routes its mail through a single mail server, jbcl.sakura.ne.jp.

biseibutu.co.jp and domains like jbcl.sakura.ne.jp share an identical mail server configuration.

jbcl.sakura.ne.jp has exactly one IP number: 49.212.243.103.

biseibutu.co.jp - robtex.com

biseibutu.co.jp

co.jp