`onlyone-house.com`

DNSSEC	⚠️ Not signed
A	183.90.183.191^{🇯🇵 DRNET183.90.176.0/21}
		PTR	`cmzk0001.cbsv.jp`
NS	`ns1.cbsv.jp` ⭐
		A	172.64.52.149^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.52.199^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.cbsv.jp`
		A	172.64.53.51^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.53.143^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`onlyone-house.com` ⭐
		A	183.90.183.191^{🇯🇵 DRNET183.90.176.0/21}
			PTR	`cmzk0001.cbsv.jp`
TXT	`v=spf1 ip4:183.90.183.191 include:_spf.cbsv.jp ~all`
SOA	`ns1.cbsv.jp`hostmaster@onlyone-house.com 2022-12-08 #8

`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=1778145216

MX for

onlyone-house.com

Subdomains

smtp.onlyone-house.com

Same first word

onlyone-house.com

DNS History

4 records (4 active, 0 former)

●NSns1.cbsv.jp2026-02-17 → 2026-05-07 · 2 obs

● 2026-02-17 12:48:28
● 2026-05-07 09:20:38

●NSns2.cbsv.jp2026-02-17 → 2026-05-07 · 2 obs

● 2026-02-17 12:48:28
● 2026-05-07 09:20:38

●MXonlyone-house.com2026-02-17 → 2026-05-07 · 2 obs

● 2026-02-17 12:48:28
● 2026-05-07 09:20:38

●A183.90.183.1912026-02-17 → 2026-05-07 · 2 obs

● 2026-02-17 12:48:28
● 2026-05-07 09:20:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
onlyone-house.com	ns1.cbsv.jp, ns2.cbsv.jp	-

✅ Authoritative Response

Server:172.64.53.143

NS records: ns1.cbsv.jp, ns2.cbsv.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for onlyone-house.com (unsigned zone)

⏱️ Timing

Total: 884ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`183.90.183.191`
NS	2	`ns1.cbsv.jp, ns2.cbsv.jp`
MX	1	`onlyone-house.com (pri: 10)`
TXT	1	`v=spf1 ip4:183.90.183.191 include:_spf.c`
SOA	1	`ns1.cbsv.jp hostmaster.onlyone-house.com`

Analysis

Hierarchy

onlyone-house.com is the parent of smtp.onlyone-house.com.

Mail Server Role

onlyone-house.com is the mail server for onlyone-house.com.

IP Addresses

onlyone-house.com resolves to a single IP: 183.90.183.191.

Other host names, for instance rakuza-architecture.net, implantation-shika.com, streaming-sys.com, interior-aquarium.com and www.telephone-daikou.net share IP numbers with onlyone-house.com.

Name Servers

onlyone-house.com has two name servers: ns1.cbsv.jp and ns2.cbsv.jp.

onlyone-house.com shares the same name server setup as other domains, for example sakuramemory.com, aiko-dc.com, hokuryo.net, noboyu.com and erinagai.com.

onlyone-house.com shares some name servers with other domains, for example (0x7370616e6b62616e67)-vr.net, hodosan-jinja.or.jp, jukujo-club.net, hagishiri.net and digot.jp.

These name servers are often used together with a.misconfigured.dns.server.invalid, ns3.cbsv.jp and ns4.cbsv.jp.

Host names with two IP numbers:

ns1.cbsv.jp points to: 172.64.52.149 and 172.64.52.199; ns2.cbsv.jp points to: 172.64.53.51 and 172.64.53.143.

Mail Servers

One mail server handles onlyone-house.com.

Host name onlyone-house.com points to IP 183.90.183.191.

onlyone-house.com - robtex.com