`sekimura-sinkyu.com`

DNSSEC	⚠️ Not signed
A	175.28.4.16^{🇯🇵 XSERVER-AS175.28.4.0/23 XSERVER Inc.}
		PTR	`sv15.xtwo.ne.jp`
NS	`ns1.xtwo.ne.jp` ⭐
		A	175.28.4.232^{🇯🇵 XSERVER-AS175.28.4.0/23 XSERVER Inc.}
			PTR	`ns1.xtwo.ne.jp`
NS	`ns2.xtwo.ne.jp`
		A	202.226.39.251^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns2.xtwo.ne.jp`
NS	`ns3.xtwo.ne.jp`
		A	202.226.37.251^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns3.xtwo.ne.jp`
MX	`sekimura-sinkyu.com` ⭐
		A	175.28.4.16^{🇯🇵 XSERVER-AS175.28.4.0/23 XSERVER Inc.}
			PTR	`sv15.xtwo.ne.jp`
TXT	`v=spf1 ip4:175.28.4.16 include:amazonses.com include:_spf.google.com include:...`
SOA	`ns1.xtwo.ne.jp`root@sv0.xtwo.ne.jp serial=0

`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=1778740121

MX for

sekimura-sinkyu.com

Same first word

sekimura-sinkyu.com

DNS History

14 records (5 active, 9 former)

○NS01.dnsv.jp2016-01-03 → 2016-01-03 · 4 obs

○ 2015-10-25 13:32:30
● 2016-01-03 05:54:28
○ 2016-04-05 21:15:22
○ 2026-05-14 06:54:34

○NS02.dnsv.jp2016-01-03 → 2016-01-03 · 4 obs

○ 2015-10-25 13:32:30
● 2016-01-03 05:54:28
○ 2016-04-05 21:15:22
○ 2026-05-14 06:54:34

○NS03.dnsv.jp2016-01-03 → 2016-01-03 · 4 obs

○ 2015-10-25 13:32:30
● 2016-01-03 05:54:28
○ 2016-04-05 21:15:22
○ 2026-05-14 06:54:34

○NS04.dnsv.jp2016-01-03 → 2016-01-03 · 4 obs

○ 2015-10-25 13:32:30
● 2016-01-03 05:54:28
○ 2016-04-05 21:15:22
○ 2026-05-14 06:54:34

○NSdns0.heteml.jp2015-05-29 → 2015-10-25 · 4 obs

● 2015-05-29 13:07:08
● 2015-10-25 13:32:30
○ 2016-01-03 05:54:28
○ 2026-05-14 06:54:34

○NSdns1.heteml.jp2015-05-29 → 2015-10-25 · 4 obs

● 2015-05-29 13:07:08
● 2015-10-25 13:32:30
○ 2016-01-03 05:54:28
○ 2026-05-14 06:54:34

●NSns1.xtwo.ne.jp2016-04-05 → 2026-05-14 · 3 obs

○ 2016-01-03 05:54:28
● 2016-04-05 21:15:22
● 2026-05-14 06:54:34

●NSns2.xtwo.ne.jp2016-04-05 → 2026-05-14 · 3 obs

○ 2016-01-03 05:54:28
● 2016-04-05 21:15:22
● 2026-05-14 06:54:34

●NSns3.xtwo.ne.jp2016-04-05 → 2026-05-14 · 3 obs

○ 2016-01-03 05:54:28
● 2016-04-05 21:15:22
● 2026-05-14 06:54:34

○MXmail44.heteml.jp2015-05-29 → 2016-01-03 · 4 obs

● 2015-05-29 13:07:08
● 2016-01-03 05:54:28
○ 2016-04-05 21:15:22
○ 2026-05-14 06:54:34

●MXsekimura-sinkyu.com2016-04-05 → 2026-05-14 · 3 obs

○ 2016-01-03 05:54:28
● 2016-04-05 21:15:22
● 2026-05-14 06:54:34

○A112.78.219.2132015-05-29 → 2015-05-29 · 3 obs

● 2015-05-29 13:07:08
○ 2015-10-25 13:32:30
○ 2026-05-14 06:54:34

○A157.7.188.972015-10-25 → 2016-01-03 · 5 obs

○ 2015-05-29 13:07:08
● 2015-10-25 13:32:30
● 2016-01-03 05:54:28
○ 2016-04-05 21:15:22
○ 2026-05-14 06:54:34

●A175.28.4.162016-04-05 → 2026-05-14 · 3 obs

○ 2016-01-03 05:54:28
● 2016-04-05 21:15:22
● 2026-05-14 06:54:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, j.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net...	-
sekimura-sinkyu.com	ns1.xtwo.ne.jp, ns2.xtwo.ne.jp, ns3.xtwo.ne.jp	-

✅ Authoritative Response

Server:175.28.4.232

NS records: ns1.xtwo.ne.jp, ns2.xtwo.ne.jp, ns3.xtwo.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sekimura-sinkyu.com (unsigned zone)

⏱️ Timing

Total: 4639ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`175.28.4.16`
NS	3	`ns2.xtwo.ne.jp, ns3.xtwo.ne.jp...`
MX	1	`sekimura-sinkyu.com (pri: 0)`
TXT	1	`v=spf1 ip4:175.28.4.16 include:amazonses`
SOA	1	`ns1.xtwo.ne.jp root.sv0.xtwo.ne.jp`

Analysis

Mail Server Role

sekimura-sinkyu.com serves as a mail server for sekimura-sinkyu.com.

IP Addresses

sekimura-sinkyu.com points to a single IP: 175.28.4.16.

Other host names, for instance kanagasaki.xtwo.jp, mektron.co.jp, suntachi.net, tarsha.jp and noguchiyoshinori.com share IP numbers with sekimura-sinkyu.com.

Name Servers

sekimura-sinkyu.com is delegated to three name servers: ns1.xtwo.ne.jp, ns2.xtwo.ne.jp and ns3.xtwo.ne.jp.

sekimura-sinkyu.com partially shares name servers with other domains; examples include bitcoin-fx.jp, tansuikabutu.com, takeshika.net, plusunit.co.jp and fxhiropi13.com.

these name servers are commonly used with the name servers ns2.xserver.jp.

Host names with one IP number:

Host ns1.xtwo.ne.jp points to 175.28.4.232.

Host ns2.xtwo.ne.jp points to 202.226.39.251.

Host ns3.xtwo.ne.jp points to 202.226.37.251.

Mail Servers

sekimura-sinkyu.com is handled by a single mail server, sekimura-sinkyu.com.

sekimura-sinkyu.com points to a single IP: 175.28.4.16.

sekimura-sinkyu.com - robtex.com