`hostmaster.hrtweb.com`

DNSSEC	⚠️ Not signed
A	85.131.197.117^{🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc.}
		PTR	`sv16176.xserver.jp`

`hrtweb.com`

	DNSSEC	⚠️ Not signed
	A	85.131.197.117^{🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc.}
	NS	`ns1.xserver.jp` ⭐
	NS	`ns2.xserver.jp`
	NS	`ns3.xserver.jp`
	NS	`ns4.xserver.jp`
	NS	`ns5.xserver.jp`
	MX	`hrtweb.com` ⭐
	TXT	`v=spf1 +a:sv16176.xserver.jp +a:hrtweb.com +mx include:spf.sender.xserver.jp ...`
	SOA	`ns1.xserver.jp`root@xserver.jp serial=0

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DNS History

3 records (1 active, 2 former)

○A207.148.248.1432015-10-28 → 2016-08-09 · 5 obs

○ 2015-05-24 02:22:16
● 2015-10-28 06:47:12
● 2016-08-09 03:35:58
○ 2026-03-03 19:06:26
○ 2026-03-22 16:28:48

○A66.151.181.492015-05-24 → 2015-05-24 · 3 obs

● 2015-05-24 02:22:16
○ 2015-10-28 06:47:12
○ 2026-03-22 16:28:48

●A85.131.197.1172026-03-03 → 2026-03-22 · 3 obs

○ 2016-08-09 03:35:58
● 2026-03-03 19:06:26
● 2026-03-22 16:28:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
hrtweb.com	ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...	-

✅ Authoritative Response

Server: 202.226.36.170

NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hrtweb.com (unsigned zone)

⏱️ Timing

Total: 387ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.131.197.117`

Analysis

IP Addresses

hostmaster.hrtweb.com points to IP number: 85.131.197.117.

Other host names such as inoue-kouzai.co.jp, kume-kiden.co.jp, hrtweb.com, takahashi-nouge.jp and pdmuseum.com share IPs with hostmaster.hrtweb.com.

hostmaster.hrtweb.com - robtex.com