`dot1.jp`

DNSSEC	⚠️ Not signed
A	202.172.26.20^{🇯🇵 DRNET202.172.24.0/21}
		PTR	`m19.coreserver.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	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c19::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bk-in-f26.1e100.net`
		A	172.253.63.27^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx4.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`aspmx5.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`v=spf1 ip4:202.172.26.20 ~all`
SOA	`ns1.value-domain.com`hostmaster@dot1.jp 2020-08-26 #19

`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=1785729603

Same first word

dot1.ca

dot1.dk

dot1.org

dot1.in

dot1.de

dot1.biz

dot1.com

dot1.tk

dot1.jp

dot1.one

dot1.tv

dot1.ru

dot1.net

dot1.com.br

Similar names

1dot.be

tod1.com

dto1.com

1dot.net

1dot.ai

1tod.com

1dot.games

1dot.de

1dot.money

1dot.one

1dot.eu

1dto.com

1dot.org

1dot.com

do1t.com

1dot.in

1dot.ru

1dot.co.uk

DNS History

13 records (13 active, 0 former)

●NSns1.value-domain.com2015-05-30 → 2026-08-03 · 2 obs

● 2015-05-30 06:57:16
● 2026-08-03 04:20:26

●NSns2.value-domain.com2015-05-30 → 2026-08-03 · 2 obs

● 2015-05-30 06:57:16
● 2026-08-03 04:20:26

●NSns3.value-domain.com2026-06-24 → 2026-08-03 · 3 obs

○ 2015-05-30 06:57:16
● 2026-06-24 23:31:58
● 2026-08-03 04:20:26

●NSns4.value-domain.com2026-06-24 → 2026-08-03 · 3 obs

○ 2015-05-30 06:57:16
● 2026-06-24 23:31:58
● 2026-08-03 04:20:26

●NSns5.value-domain.com2026-06-24 → 2026-08-03 · 3 obs

○ 2015-05-30 06:57:16
● 2026-06-24 23:31:58
● 2026-08-03 04:20:26

●MXalt1.aspmx.l.google.com2015-05-30 → 2026-08-03 · 2 obs

● 2015-05-30 06:57:16
● 2026-08-03 04:20:26

●MXalt2.aspmx.l.google.com2015-05-30 → 2026-08-03 · 2 obs

● 2015-05-30 06:57:16
● 2026-08-03 04:20:26

●MXaspmx.l.google.com2015-05-30 → 2026-08-03 · 2 obs

● 2015-05-30 06:57:16
● 2026-08-03 04:20:26

●MXaspmx2.googlemail.com2015-05-30 → 2026-08-03 · 2 obs

● 2015-05-30 06:57:16
● 2026-08-03 04:20:26

●MXaspmx3.googlemail.com2015-05-30 → 2026-08-03 · 2 obs

● 2015-05-30 06:57:16
● 2026-08-03 04:20:26

●MXaspmx4.googlemail.com2015-05-30 → 2026-08-03 · 2 obs

● 2015-05-30 06:57:16
● 2026-08-03 04:20:26

●MXaspmx5.googlemail.com2015-05-30 → 2026-08-03 · 2 obs

● 2015-05-30 06:57:16
● 2026-08-03 04:20:26

●A202.172.26.202015-05-30 → 2026-08-03 · 2 obs

● 2015-05-30 06:57:16
● 2026-08-03 04:20:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	h.dns.jp, d.dns.jp, a.dns.jp, f.dns.jp...	-
dot1.jp	ns2.value-domain.com, ns4.value-domain.com, ns1.value-domain.com, ns3.value-domain.com...	-

✅ Authoritative Response

Server:172.64.53.3

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dot1.jp (unsigned zone)

⏱️ Timing

Total: 1055ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`202.172.26.20`
NS	2	`ns2.value-domain.com, ns1.value-domain.com`
MX	7	`ASPMX5.GOOGLEMAIL.COM (pri: 10), ALT1.ASPMX.L.GOOGLE.COM (pri: 5)...`
TXT	1	`v=spf1 ip4:202.172.26.20 ~all`
SOA	1	`ns1.value-domain.com hostmaster.dot1.jp`

Analysis

IP Addresses

dot1.jp resolves to one IP address: 202.172.26.20.

cashew.jp, da-bit.com, naturescene.jp and two other host names share IP numbers with dot1.jp.

Name Servers

dot1.jp has five name servers, which are ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com and two others.

There is at least partial name server overlap between dot1.jp and other domains — chip.jp, kahy.info, feel-i.jp and two more among them.

It is common to find these name servers alongside the name servers ns4.value-domain.com, ns5.value-domain.com, ns11.value-domain.com and two others.

Hosts with just 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.

The host names ns1.value-domain.com, ns3.value-domain.com and ns5.value-domain.com each resolve 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

dot1.jp accepts email via 7 mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and 4 other.

dot1.jp has at least partial mail server overlap with other domains such as shearwalls.com, jacksonsmarquees.co.uk, thepaulsonventure.com and two more.

These mail servers commonly co-occur with mail servers alt1.aspmx.l.google.com, aspmx.l.google.com, alt2.aspmx.l.google.com and 3 others.

Hostnames that resolve to two IP addresses:

aspmx2.googlemail.com resolves to 108.177.123.27 and 2800:3f0:4003:c0f::1b.

aspmx3.googlemail.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1a.

aspmx4.googlemail.com resolves to 192.178.223.27 and 2a00:1450:4009:c0f::1a.

aspmx5.googlemail.com resolves to 172.253.157.26 and 2a00:1450:400c:c23::1a.

aspmx.l.google.com resolves to 172.253.63.27 and 2607:f8b0:4004:c19::1a.

alt1.aspmx.l.google.com resolves to 108.177.123.26 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1b.

The host names aspmx2.googlemail.com and alt1.aspmx.l.google.com both resolve to 2800:3f0:4003:c0f::1b IP addresses.

The host names aspmx3.googlemail.com and alt2.aspmx.l.google.com both resolve to 172.253.116.27 IP addresses.