`51weblab.jp`

DNSSEC	⚠️ Not signed
A	160.251.148.185^{🇯🇵 GMOOSK-NET160.251.148.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
		PTR	`www1087.onamae.ne.jp`
NS	`ns-rs1.gmoserver.jp` ⭐
		A	157.7.32.87^{🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team.}
			PTR	`ns-rs1.gmoserver.jp`
NS	`ns-rs2.gmoserver.jp`
		A	157.7.33.87^{🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team.}
			PTR	`ns-rs2.gmoserver.jp`
MX	`mx1027.onamae.ne.jp` ⭐
		A	160.251.148.176^{🇯🇵 GMOOSK-NET160.251.148.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
			PTR	`mail1027.onamae.ne.jp`
TXT	`v=spf1 include:_spf.onamae.ne.jp ~all`
TXT	`MS=ms32760150`
SOA	`ns-rs1.gmoserver.jp`hostmaster@51weblab.jp 2021-03-21 #6

`jp`

	DNSSEC	🔒 Signed (DS record present)
	NS	`z.dns.jp` ⭐
	NS	`a.dns.jp`
	NS	`b.dns.jp`
	NS	`c.dns.jp`
	NS	`d.dns.jp`
	NS	`e.dns.jp`
	NS	`f.dns.jp`
	NS	`g.dns.jp`
	NS	`h.dns.jp`
	SOA	`z.dns.jp`root@dns.jp serial=1781916302

Same first word

51weblab.jp

DNS History

6 records (4 active, 2 former)

●NSns-rs1.gmoserver.jp2020-03-20 → 2026-06-20 · 2 obs

● 2020-03-20 15:07:46
● 2026-06-20 01:03:48

●NSns-rs2.gmoserver.jp2020-03-20 → 2026-06-20 · 2 obs

● 2020-03-20 15:07:46
● 2026-06-20 01:03:48

●MXmx1027.onamae.ne.jp2026-02-16 → 2026-06-20 · 3 obs

○ 2020-03-20 15:07:46
● 2026-02-16 23:01:34
● 2026-06-20 01:03:48

○MXmx5.onamae.ne.jp2020-03-20 → 2020-03-20 · 3 obs

● 2020-03-20 15:07:46
○ 2026-02-16 23:01:34
○ 2026-06-20 01:03:48

●A160.251.148.1852026-02-16 → 2026-06-20 · 3 obs

○ 2020-03-20 15:07:46
● 2026-02-16 23:01:34
● 2026-06-20 01:03:48

○A163.44.187.1512020-03-20 → 2020-03-20 · 3 obs

● 2020-03-20 15:07:46
○ 2026-02-16 23:01:34
○ 2026-06-20 01:03:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
51weblab.jp	ns-rs2.gmoserver.jp, ns-rs1.gmoserver.jp	-

✅ Authoritative Response

Server:157.7.32.87

NS records: ns-rs2.gmoserver.jp, ns-rs1.gmoserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 51weblab.jp (unsigned zone)

⏱️ Timing

Total: 1304ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`160.251.148.185`
NS	2	`ns-rs1.gmoserver.jp, ns-rs2.gmoserver.jp`
MX	1	`mx1027.onamae.ne.jp (pri: 10)`
TXT	2	`v=spf1 include:_spf.onamae.ne.jp ~all, MS=ms32760150`
SOA	1	`ns-rs1.gmoserver.jp hostmaster.51weblab.`

Analysis

IP Addresses

51weblab.jp resolves to just one IP address, 160.251.148.185.

Two other host names, along with daihoji.net, caraami.com and boat-business.com, also share IP numbers with 51weblab.jp.

Name Servers

The NS records for 51weblab.jp delegate to ns-rs1.gmoserver.jp and ns-rs2.gmoserver.jp.

51weblab.jp shares its NS records with other domains, for example ugb.jp, rs-c.jp, opus-salon.jp and two others.

ns-rs1.gmoserver.jp and ns-rs2.gmoserver.jp each resolve to one IP number: ns-rs1.gmoserver.jp points to 157.7.32.87 and ns-rs2.gmoserver.jp points to 157.7.33.87.

Mail Servers

The sole mail server for 51weblab.jp is mx1027.onamae.ne.jp.

Among the domains sharing a mail server setup with 51weblab.jp are sankohdenki.com, tokimeki.jp, jaotex.or.jp and two others.

There is at least a partial MX overlap between 51weblab.jp and other domains, including dotream.com, tkjac.com, eajweb.jp and two others.

These mail servers frequently co-occur with the mail servers aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

mx1027.onamae.ne.jp resolves to 160.251.148.176 and no other IP number.

51weblab.jp - robtex.com

51weblab.jp

jp