`officebackyard.com`

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.officebackyard.com` ⭐
		A	160.251.229.95^{🇯🇵 GMOOSK-NET160.251.229.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
			PTR	`mx-09.gmoserver.jp`
TXT	`v=spf1 include:spf.gmoserver.jp ~all`
SOA	`dns01.gmoserver.jp`hostmaster@officebackyard.com 2016-07-29 #2

`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=1771291435

Subdomains

mx.officebackyard.com

Same first word

officebackyard.com

Similar names

backyardoffice.org

DNS History

5 records (4 active, 1 former)

●NSdns01.gmoserver.jp2015-08-13 → 2026-03-23 · 2 obs

● 2015-08-13 04:28:14
● 2026-03-23 05:46:58

●NSdns02.gmoserver.jp2015-08-13 → 2026-03-23 · 2 obs

● 2015-08-13 04:28:14
● 2026-03-23 05:46:58

●MXmx.officebackyard.com2015-08-13 → 2026-03-23 · 2 obs

● 2015-08-13 04:28:14
● 2026-03-23 05:46:58

○A157.7.144.52015-08-13 → 2017-04-08 · 4 obs

● 2015-08-13 04:28:14
● 2017-04-08 09:15:52
○ 2026-03-22 23:23:36
○ 2026-03-23 05:46:58

●A160.251.229.822026-03-22 → 2026-03-23 · 3 obs

○ 2017-04-08 09:15:52
● 2026-03-22 23:23:36
● 2026-03-23 05:46:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
officebackyard.com	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 officebackyard.com (unsigned zone)

⏱️ Timing

Total: 966ms | Queries: -

📄 Records

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

Analysis

Hierarchy

officebackyard.com is the parent of mx.officebackyard.com.

IP Addresses

officebackyard.com resolves to a single IP address: 160.251.229.82.

Other host names including ikebukuro.me, usagipharmacy.com, canaefirm.com, access-1994.co.jp and jintan.jp share IP numbers with officebackyard.com.

Name Servers

officebackyard.com's delegation uses two name servers, dns01.gmoserver.jp and dns02.gmoserver.jp.

officebackyard.com shares the same name server setup as other domains, for example yoyogi-fudosan.com, fuji1.jp, aakel.co.jp, uwan.jp and ms-trade.com.

officebackyard.com at least partially shares name servers with other domains; for instance taiseishoji.com.

Host names with a single IP:

dns01.gmoserver.jp points to 157.7.33.81.

dns02.gmoserver.jp points to 157.7.34.81.

Mail Servers

officebackyard.com is handled by a single mail server, mx.officebackyard.com.

mx.officebackyard.com points to a single IP: 160.251.229.95.

officebackyard.com - robtex.com