doubleloop.co.jp - dns.ninja

`doubleloop.co.jp`

DNSSEC	⚠️ Not signed
A	183.181.98.154^{🇯🇵 XSERVER-AS183.181.98.0/23 XSERVER Inc.}
		PTR	`sv6153.xserver.jp`
NS	`ns1.value-domain.com` ⭐
		A	172.64.52.38^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.value-domain.com`
		A	172.64.53.3^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns3.value-domain.com` ⚠️ Not in zone NS records
		A	172.64.52.38^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns4.value-domain.com` ⚠️ Not in zone NS records
		A	172.64.53.3^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns5.value-domain.com` ⚠️ Not in zone NS records
		A	172.64.52.38^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c21::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f26.1e100.net`
		A	2607:f8b0:4004:c21::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f27.1e100.net`
		A	2607:f8b0:4004:c25::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadtq-in-f27.1e100.net`
		A	2607:f8b0:4004:c29::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadum-in-f27.1e100.net`
		A	64.233.180.26^{🇺🇸 Google64.233.180.0/24}
		A	64.233.180.27^{🇺🇸 Google64.233.180.0/24}
		A	172.253.62.27^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f27.1e100.net`
		A	173.194.45.27^{🇺🇸 Google173.194.0.0/16}
			PTR	`yuiadum-in-f27.1e100.net`
		A	192.178.218.26^{🇺🇸 Google192.178.218.0/24}
			PTR	`yuiadtq-in-f26.1e100.net`
TXT	`v=spf1 ip4:202.172.26.31 include:_spf.google.com include:mxr.valueserver.jp ~all`
TXT	`google-site-verification=s9hPCWGsdEfKFCgHSRQlHxeG1cUu9u4Mn1OuwU6bxy8`
TXT	`facebook-domain-verification=4vqs5w9mp2t1jpy6xdit36b8vzoqin`
TXT	`MS=ms76977896`
TXT	`google-site-verification=90oCzPd70QPtw_4uAukatwm2IgkNMxa83yx7Yxv3dMk`
SOA	`ns1.value-domain.com`hostmaster@doubleloop.co.jp 2026-05-08 #17

`co.jp`

	DNSSEC	⚠️ Not signed
	TXT	`co.jp.`

WOT: SAFE (58/100)

Previously MX for

doubleloop.co.jp

Subdomains

mail.doubleloop.co.jp

Same first word

doubleloop.at

doubleloop.co.uk

doubleloop.se

doubleloop.io

doubleloop.co.jp

doubleloop.com.au

doubleloop.co

doubleloop.com

doubleloop.biz

doubleloop.nl

doubleloop.app

Similar names

doublepool.com

DNS History

9 records (7 active, 2 former)

●NSns1.value-domain.com2015-08-23 → 2026-07-16 · 2 obs

● 2015-08-23 09:06:08
● 2026-07-16 12:35:54

●NSns2.value-domain.com2015-08-23 → 2026-07-16 · 2 obs

● 2015-08-23 09:06:08
● 2026-07-16 12:35:54

●NSns3.value-domain.com2026-03-26 → 2026-07-16 · 3 obs

○ 2015-08-23 09:06:08
● 2026-03-26 12:22:32
● 2026-07-16 12:35:54

●NSns4.value-domain.com2026-03-26 → 2026-07-16 · 3 obs

○ 2015-08-23 09:06:08
● 2026-03-26 12:22:32
● 2026-07-16 12:35:54

●NSns5.value-domain.com2026-03-26 → 2026-07-16 · 3 obs

○ 2015-08-23 09:06:08
● 2026-03-26 12:22:32
● 2026-07-16 12:35:54

○MXdoubleloop.co.jp2015-08-23 → 2020-02-04 · 4 obs

● 2015-08-23 09:06:08
● 2020-02-04 05:45:14
○ 2026-03-26 12:22:32
○ 2026-07-16 12:35:54

●MXsmtp.google.com2026-03-26 → 2026-07-16 · 3 obs

○ 2020-02-04 05:45:14
● 2026-03-26 12:22:32
● 2026-07-16 12:35:54

●A183.181.98.1542026-03-26 → 2026-07-16 · 3 obs

○ 2020-02-04 05:45:14
● 2026-03-26 12:22:32
● 2026-07-16 12:35:54

○A202.172.26.312015-08-23 → 2020-02-04 · 4 obs

● 2015-08-23 09:06:08
● 2020-02-04 05:45:14
○ 2026-03-26 12:22:32
○ 2026-07-16 12:35:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, c.dns.jp, b.dns.jp, d.dns.jp...	-
doubleloop.co.jp	ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com, ns4.value-domain.com...	-

✅ Authoritative Response

Server:172.64.53.3

NS records: ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com, ns4.value-domain.com, ns5.value-domain.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for doubleloop.co.jp (unsigned zone)

⏱️ Timing

Total: 2474ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`183.181.98.154`
NS	2	`ns2.value-domain.com, ns1.value-domain.com`
MX	1	`SMTP.GOOGLE.COM (pri: 1)`
TXT	5	`v=spf1 ip4:202.172.26.31 include:_spf.go, google-site-verification=s9hPCWGsdEfKFCg...`
SOA	1	`ns1.value-domain.com hostmaster.doublelo`

Analysis

Hierarchy

doubleloop.co.jp serves as the parent of mail.doubleloop.co.jp.

IP Addresses

doubleloop.co.jp resolves to just one IP address, 183.181.98.154.

Two other host names, along with aisawa.org, www.hyogo-kobe.jp and webdesignbuild.net, also share IP numbers with doubleloop.co.jp.

Name Servers

doubleloop.co.jp delegates to five name servers: ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com and two others.

doubleloop.co.jp has at least partial name server overlap with other domains, such as mei-tec.com, digi-bank.net, mediaking.jp and two others.

The name servers ns4.value-domain.com, ns5.value-domain.com, ns11.value-domain.com and two others are commonly seen in use alongside these name servers.

Host names that point to one IP address:

ns1.value-domain.com resolves to 172.64.52.38.

ns2.value-domain.com resolves to 172.64.53.3.

ns3.value-domain.com resolves to 172.64.52.38.

ns4.value-domain.com resolves to 172.64.53.3.

ns5.value-domain.com resolves to 172.64.52.38.

Each of ns1.value-domain.com, ns3.value-domain.com and ns5.value-domain.com resolves to 172.64.52.38.

The host names ns2.value-domain.com and ns4.value-domain.com both resolve to 172.64.53.3 IP addresses.

Mail Servers

The sole mail server for doubleloop.co.jp is smtp.google.com.

Among the domains sharing a mail server setup with doubleloop.co.jp are ribbonowl.com, build-oh.com, monbeadsjewelry.com and two others.

There is at least a partial MX overlap between doubleloop.co.jp and other domains, including acfevancouver.ca, arcadegroup.in, anadolurulman.com.tr 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.

With 9 IP addresses total, smtp.google.com resolves to 64.233.180.26, 64.233.180.27, 172.253.62.27 and 6 others.