`silverworks.jp`

DNSSEC	⚠️ Not signed
NS	`ns1.tdv.jp` ⭐
		A	153.122.73.163^{🇯🇵 AS131921153.122.64.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K.}
			PTR	`bj.ptr127.ptrcloud.net`
MX	`mail.silverworks.jp` ⭐
		A	202.215.160.217^{🇯🇵 VECTANT202.215.0.0/16 ARTERIA Networks Corporation Sumitomo Fudousan Shinbashi Building 6-9-8,Shinbashi,Minato-ku,Tokyo,105-0004 Japan}
			PTR	`217.tdv.jp`
SOA	`ns1.tdv.jp`info@twcc.jp 2010-09-29 #1

`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=1778544902

Subdomains

mail.silverworks.jp

Same first word

silverworks.com

silverworks.ph

silverworks.jp

DNS History

2 records (2 active, 0 former)

●NSns1.tdv.jp2015-08-19 → 2026-05-12 · 2 obs

● 2015-08-19 04:45:10
● 2026-05-12 00:46:32

●MXmail.silverworks.jp2015-08-19 → 2026-05-12 · 2 obs

● 2015-08-19 04:45:10
● 2026-05-12 00:46:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	c.dns.jp, g.dns.jp, b.dns.jp, a.dns.jp...	-
silverworks.jp	ns1.tdv.jp	1 record

✅ Authoritative Response

Server:153.122.73.163

NS records: ns1.tdv.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for silverworks.jp (unsigned zone)

⏱️ Timing

Total: 651ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	1	`ns1.tdv.jp`
MX	1	`mail.silverworks.jp (pri: 10)`
SOA	1	`ns1.tdv.jp info.twcc.jp`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns1.tdv.jp)

Analysis

Hierarchy

silverworks.jp is the parent of mail.silverworks.jp.

Name Servers

silverworks.jp is delegated to a single name server, ns1.tdv.jp.

silverworks.jp shares the same name server setup as other domains, for example (0x736578)machine.jp, easycafe.jp, daiwa-bussan.co.jp, xn--pcka8oc.jp and crecla-sannomiya.jp.

silverworks.jp partially shares its name servers with other domains, for example rocoz.com and tdv.jp.

These name servers are commonly used with ns3.tdv.jp and ns1.mwc.ne.jp.

ns1.tdv.jp points to a single IP: 153.122.73.163.

Mail Servers

silverworks.jp is handled by a single mail server, mail.silverworks.jp.

mail.silverworks.jp points to a single IP: 202.215.160.217.

silverworks.jp - robtex.com

silverworks.jp

jp