`caoc.jp`

DNSSEC	⚠️ Not signed
NS	`ns1.extrem.jp` ⭐
		A	59.106.83.113^{🇯🇵 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}
NS	`ns2.extrem.jp`
		A	59.106.83.114^{🇯🇵 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}
SOA	`ns1.extrem.jp`admin@extrem.jp serial=1773221390

`jp`

	DNSSEC	🔒 Signed (DS record present)
	NS	`z.dns.jp` ⭐
	NS	`a.dns.jp`
	NS	`b.dns.jp`
	NS	`c.dns.jp`
	NS	`d.dns.jp`
	NS	`e.dns.jp`
	NS	`f.dns.jp`
	NS	`g.dns.jp`
	NS	`h.dns.jp`
	SOA	`z.dns.jp`root@dns.jp serial=1775958302

Same first word

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DNS History

4 records (2 active, 2 former)

●NSns1.extrem.jp2015-08-05 → 2026-04-12 · 2 obs

● 2015-08-05 06:29:32
● 2026-04-12 02:11:14

●NSns2.extrem.jp2015-08-05 → 2026-04-12 · 2 obs

● 2015-08-05 06:29:32
● 2026-04-12 02:11:14

○MXmail.caoc.jp2015-08-05 → 2021-04-08 · 4 obs

● 2015-08-05 06:29:32
● 2021-04-08 05:06:16
○ 2026-03-27 11:55:58
○ 2026-04-12 02:11:14

○A202.222.24.632015-08-05 → 2021-04-08 · 4 obs

● 2015-08-05 06:29:32
● 2021-04-08 05:06:16
○ 2026-03-27 11:55:58
○ 2026-04-12 02:11:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	g.dns.jp, e.dns.jp, a.dns.jp, d.dns.jp...	-
caoc.jp	ns2.extrem.jp, ns1.extrem.jp	2 records

✅ Authoritative Response

Server:59.106.83.113

NS records: ns2.extrem.jp, ns1.extrem.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for caoc.jp (unsigned zone)

⏱️ Timing

Total: 864ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns1.extrem.jp, ns2.extrem.jp`
SOA	1	`ns1.extrem.jp admin.extrem.jp`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.extrem.jp, ns2.extrem.jp)

Analysis

Name Servers

caoc.jp's delegation is to two name servers ns1.extrem.jp and ns2.extrem.jp.

caoc.jp shares the same name server configuration as other domains, such as douwakan.com, lppman.com, symmetrics.org, zero-1.biz and fullmoon.blue.

caoc.jp at least partially shares its name servers with other domains, for instance ikiblo.com, ndjs.org, iphoneduck.com, ik-dressnavi.com and nivelcero.net.

Host names with a single IP:

ns1.extrem.jp resolves to 59.106.83.113.

ns2.extrem.jp resolves to 59.106.83.114.

caoc.jp - robtex.com

caoc.jp

jp