`biken-kai.com`

DNSSEC	⚠️ Not signed
A	27.133.148.10^{🇯🇵 SAKURA-B27.133.128.0/19 SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan}
NS	`ns01.plimo.com` ⭐
		A	54.199.187.230^{🇯🇵 Amazon54.199.128.0/17 EC2 NRT Prefix}
			PTR	`ec2-54-199-187-230.ap-northeast-1.compute.amazonaws.com`
NS	`ns02.plimo.com`
		A	54.199.190.57^{🇯🇵 Amazon54.199.128.0/17 EC2 NRT Prefix}
			PTR	`ec2-54-199-190-57.ap-northeast-1.compute.amazonaws.com`
MX	`www1963.sakura.ne.jp` ⭐
		A	2001:e42:101:13:59:106:27:203^{🇯🇵 SAKURA-B2001:e40::/30 SAKURA Internet Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka 530-0011, JAPAN}
			PTR	`www1963.sakura.ne.jp`
		A	59.106.27.203^{🇯🇵 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}
			PTR	`www1963.sakura.ne.jp`
TXT	`v=spf1 a:www1963.sakura.ne.jp mx ~all`
SOA	`ns01.plimo.com`hostmaster@plimo.com 2025-02-10 #1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1778377041

Same first word

biken-kai.com

DNS History

6 records (4 active, 2 former)

●NSns01.plimo.com2019-12-18 → 2026-05-10 · 2 obs

● 2019-12-18 05:50:22
● 2026-05-10 02:06:52

●NSns02.plimo.com2019-12-18 → 2026-05-10 · 2 obs

● 2019-12-18 05:50:22
● 2026-05-10 02:06:52

○MXmail.biken-kai.com2019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 05:50:22
○ 2026-02-22 13:39:44
○ 2026-05-10 02:06:52

●MXwww1963.sakura.ne.jp2026-02-22 → 2026-05-10 · 3 obs

○ 2019-12-18 05:50:22
● 2026-02-22 13:39:44
● 2026-05-10 02:06:52

●A27.133.148.102026-02-22 → 2026-05-10 · 3 obs

○ 2019-12-18 05:50:22
● 2026-02-22 13:39:44
● 2026-05-10 02:06:52

○A27.133.148.82019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 05:50:22
○ 2026-02-22 13:39:44
○ 2026-05-10 02:06:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, d.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net...	-
biken-kai.com	ns01.plimo.com, ns02.plimo.com	2 records

✅ Authoritative Response

Server:54.199.190.57

NS records: ns01.plimo.com, ns02.plimo.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for biken-kai.com (unsigned zone)

⏱️ Timing

Total: 607ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`27.133.148.10`
NS	2	`ns01.plimo.com, ns02.plimo.com`
MX	1	`www1963.sakura.ne.jp (pri: 40)`
TXT	1	`v=spf1 a:www1963.sakura.ne.jp mx ~all`
SOA	1	`ns01.plimo.com hostmaster.plimo.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns01.plimo.com, ns02.plimo.com)

Analysis

IP Addresses

biken-kai.com points to IP number 27.133.148.10.

For instance, other host names shirakawa-bc.com, takayama5151.com, miyata-shika.jp, h-clinic.jp and imai-zeirishi.com share IP numbers with biken-kai.com.

Name Servers

biken-kai.com is delegated to two name servers: ns01.plimo.com and ns02.plimo.com.

biken-kai.com uses the same name server setup as other domains such as koujosen.jp, ysdcjp.com, asawa-clinic.jp, h-clinic.jp and sora-shika.com.

biken-kai.com shares name servers with other domains at least partially, for example y-shikaiin.com, mar-s.co.jp, kamatayoshino-cl.jp, takematsu.co.jp and aozora-smile.net.

Host names with one IP number:

ns01.plimo.com points to: 54.199.187.230.

ns02.plimo.com points to: 54.199.190.57.

Mail Servers

biken-kai.com is handled by a single mail server, www1963.sakura.ne.jp.

The mail server setup of biken-kai.com is the same as that of other domains, for instance www1963.sakura.ne.jp.

www1963.sakura.ne.jp resolves to two IPs: 2001:e42:101:13:59:106:27:203 and 59.106.27.203.

biken-kai.com - robtex.com

biken-kai.com

com