`switch-works.co.jp`

DNSSEC	⚠️ Not signed
A	160.251.229.82^{🇯🇵 GMOOSK-NET160.251.229.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
		PTR	`www.gmoserver.jp`
NS	`dns01.gmoserver.jp` ⭐
		A	157.7.33.81^{🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team.}
			PTR	`dns01.gmoserver.jp`
NS	`dns02.gmoserver.jp`
		A	157.7.34.81^{🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team.}
			PTR	`dns02.gmoserver.jp`
MX	`mx.switch-works.co.jp` ⭐
		A	160.251.229.94^{🇯🇵 GMOOSK-NET160.251.229.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
			PTR	`mx-08.gmoserver.jp`
TXT	`v=spf1 include:spf.gmoserver.jp ~all`
SOA	`dns01.gmoserver.jp`hostmaster@switch-works.co.jp 2016-07-29 #2

`co.jp`

	DNSSEC	⚠️ Not signed
	TXT	`co.jp.`

WOT: SAFE (58/100)

Subdomains

mx.switch-works.co.jp

Same first word

switch-works.co.jp

DNS History

5 records (4 active, 1 former)

●NSdns01.gmoserver.jp2015-08-13 → 2026-05-10 · 2 obs

● 2015-08-13 03:34:28
● 2026-05-10 23:32:38

●NSdns02.gmoserver.jp2015-08-13 → 2026-05-10 · 2 obs

● 2015-08-13 03:34:28
● 2026-05-10 23:32:38

●MXmx.switch-works.co.jp2015-08-13 → 2026-05-10 · 2 obs

● 2015-08-13 03:34:28
● 2026-05-10 23:32:38

○A157.7.144.52015-08-13 → 2020-01-28 · 3 obs

● 2015-08-13 03:34:28
● 2020-01-28 01:25:00
○ 2026-05-10 23:32:38

●A160.251.229.822026-05-10 → 2026-05-10 · 2 obs

○ 2020-01-28 01:25:00
● 2026-05-10 23:32:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	e.dns.jp, c.dns.jp, b.dns.jp, h.dns.jp...	-
switch-works.co.jp	dns01.gmoserver.jp, dns02.gmoserver.jp	-

✅ Authoritative Response

Server:157.7.34.81

NS records: dns01.gmoserver.jp, dns02.gmoserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for switch-works.co.jp (unsigned zone)

⏱️ Timing

Total: 1486ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`160.251.229.82`
NS	2	`dns01.gmoserver.jp, dns02.gmoserver.jp`
MX	1	`mx.switch-works.co.jp (pri: 10)`
TXT	1	`v=spf1 include:spf.gmoserver.jp ~all`
SOA	1	`dns01.gmoserver.jp hostmaster.switch-wor`

Analysis

Hierarchy

switch-works.co.jp is a parent of mx.switch-works.co.jp.

IP Addresses

switch-works.co.jp points to a single IP address: 160.251.229.82.

Other host names such as otemae.ed.jp, ideal-1.co.jp, spheresoft.jp, terre.jp and tenshin.co.jp share IP numbers with switch-works.co.jp.

Name Servers

switch-works.co.jp is delegated to two name servers: dns01.gmoserver.jp and dns02.gmoserver.jp.

switch-works.co.jp uses the same name server setup as other domains, including f-taste.com, gtyumon.com, tokai-jh.com, and-you.net and tec-corporation.jp.

Hostnames with a single IP

dns01.gmoserver.jp resolves to: 157.7.33.81.

dns02.gmoserver.jp resolves to: 157.7.34.81.

Mail Servers

The mail server for switch-works.co.jp is mx.switch-works.co.jp.

Host mx.switch-works.co.jp points to IP 160.251.229.94.

switch-works.co.jp - robtex.com