`raq550.act21.co.jp`

	DNSSEC	⚠️ Not signed
	A	59.106.165.212^{🇯🇵 SAKURA-B59.106.128.0/18 (7-128/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan}

`act21.co.jp`

	DNSSEC	⚠️ Not signed
	A	59.106.165.212^{🇯🇵 SAKURA-B59.106.128.0/18 (7-128/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan}
	NS	`sv1.act21.co.jp` ⭐
	NS	`ns2.act21.co.jp`
	MX	`st.act21.co.jp` ⭐
	MX	`sv1.act21.co.jp`⁽³⁰⁾
	TXT	`v=spf1 a:act21.co.jp ~all`
	TXT	`MS=ms73145161`
	SOA	`sv1.act21.co.jp`admin@sv1.act21.co.jp 2026-07-02 #2

Same first word

raq550.de

raq550.org

raq550.com

raq550.us

Similar names

505arq.blogspot.com.br

DNS History

2 records (1 active, 1 former)

○A59.106.152.872014-09-24 → 2017-03-13 · 4 obs

● 2014-09-24 12:34:30
● 2017-03-13 00:57:56
○ 2026-07-15 16:58:44
○ 2026-07-15 16:58:46

●A59.106.165.2122026-07-15 → 2026-07-15 · 3 obs

○ 2017-03-13 00:57:56
● 2026-07-15 16:58:44
● 2026-07-15 16:58:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
act21.co.jp	ns2.act21.co.jp, sv1.act21.co.jp	2 records

✅ Authoritative Response

Server:59.106.165.213

NS records: ns2.act21.co.jp, sv1.act21.co.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for act21.co.jp (unsigned zone)

⏱️ Timing

Total: 2131ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`59.106.165.212`

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (ns2.act21.co.jp, sv1.act21.co.jp)

Analysis

IP Addresses

raq550.act21.co.jp points to a single IP number: 59.106.165.212.

Additional host names — act21.co.jp, www.act21.co.jp, zfssk.com and two others — share IP numbers with raq550.act21.co.jp.

raq550.act21.co.jp - robtex.com