developer.co.jp - dns.ninja

`developer.co.jp`

DNSSEC	⚠️ Not signed
A	13.226.238.21^{Amazon13.226.232.0/21}
A	13.226.238.107^{Amazon13.226.232.0/21}
A	13.226.238.108^{Amazon13.226.232.0/21}
A	13.226.238.119^{Amazon13.226.232.0/21}
NS	`ns-1701.awsdns-20.co.uk` ⭐
		A	2600:9000:5306:a500::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1701.awsdns-20.co.uk`
		A	205.251.198.165^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1701.awsdns-20.co.uk`
NS	`ns-1349.awsdns-40.org`
		A	2600:9000:5305:4500::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1349.awsdns-40.org`
		A	205.251.197.69^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1349.awsdns-40.org`
NS	`ns-152.awsdns-19.com`
		A	2600:9000:5300:9800::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-152.awsdns-19.com`
		A	205.251.192.152^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-152.awsdns-19.com`
NS	`ns-755.awsdns-30.net`
		A	2600:9000:5302:f300::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-755.awsdns-30.net`
		A	205.251.194.243^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-755.awsdns-30.net`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c21::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f27.1e100.net`
		A	172.253.63.26^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f26.1e100.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	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
MX	`3explfpqzckg2o3ka5ozjzywo3voeekp6xniblx7xz6lhhiqyxna.mx-verification.google.com`⁽¹⁵⁾
TXT	`google-site-verification=2S71lfDIlG07agddlOcWduriEU_12oCu_758s50Qxdo`
SOA	`ns-1701.awsdns-20.co.uk`awsdns-hostmaster@amazon.com serial=1

`co.jp`

	DNSSEC	⚠️ Not signed
	TXT	`co.jp.`

WOT: SAFE (58/100)

Same first word

developer.pro

developer.wtf

developer.to

developer.pk

developer.waw.pl

developer.by

developer.so

developer.co.il

developer.codes

developer.gr

developer.se

developer.support

developer.web.id

developer.nu

developer.blue

developer.new

developer.lt

developer.net

developer.ml

developer.team

developer.school

developer.international

developer.be

developer.tips

developer.mobi

developer.email

developer.kg

developer.com.pk

developer.club

developer.aero

developer.inf.br

developer.ly

developer.saxo

developer.money

developer.ps

developer.fi

developer.no

developer.co

developer.work

developer.cn.com

developer.tel

developer.bmw

developer.li

developer.gov.pl

developer.cafe

developer.ro

developer.bg

developer.s3.amazonaws.com

developer.run

developer.com.ar

developer.nrw

developer.fit

developer.uk.com

developer.com.sg

developer.co.jp

developer.lublin.pl

developer.si

developer.dp.ua

developer.krd

developer.azure-api.net

developer.my

developer.in

developer.ma

developer.uz

developer.academy

developer.scb

developer.awsapps.com

developer.sg

developer.tw

developer.cards

developer.app

developer.dev

developer.ws

developer.nl

developer.barclays

developer.cat

developer.beer

developer.at

developer.md

developer.vc

developer.bike

developer.it

developer.qld.gov.au

developer.ch

developer.org.uk

developer.express

developer.us-east-1.elasticbeanstalk.com

developer.aws

developer.amsterdam

developer.jp

developer.eu

developer.agency

developer.com

developer.promo

developer.od.ua

developer.vn

developer.istanbul

developer.is

developer.statefarm

developer.ee

developer.ltd

developer.org.nz

developer.quest

developer.info

developer.horse

developer.com.tw

developer.net.au

developer.edu.vn

developer.gov.sg

developer.nab

developer.cz

Similar names

DNS History

97 records (14 active, 83 former)

○NS01.dnsv.jp2018-05-12 → 2018-05-12 · 3 obs

● 2018-05-12 09:44:58
○ 2026-02-16 02:52:24
○ 2026-07-04 12:51:26

○NS02.dnsv.jp2018-05-12 → 2018-05-12 · 3 obs

● 2018-05-12 09:44:58
○ 2026-02-16 02:52:24
○ 2026-07-04 12:51:26

○NS03.dnsv.jp2018-05-12 → 2018-05-12 · 3 obs

● 2018-05-12 09:44:58
○ 2026-02-16 02:52:24
○ 2026-07-04 12:51:26

○NS04.dnsv.jp2018-05-12 → 2018-05-12 · 3 obs

● 2018-05-12 09:44:58
○ 2026-02-16 02:52:24
○ 2026-07-04 12:51:26

●NSns-1349.awsdns-40.org2026-02-16 → 2026-07-04 · 3 obs

○ 2018-05-12 09:44:58
● 2026-02-16 02:52:24
● 2026-07-04 12:51:26

●NSns-152.awsdns-19.com2026-02-16 → 2026-07-04 · 3 obs

○ 2018-05-12 09:44:58
● 2026-02-16 02:52:24
● 2026-07-04 12:51:26

●NSns-1701.awsdns-20.co.uk2026-02-16 → 2026-07-04 · 3 obs

○ 2018-05-12 09:44:58
● 2026-02-16 02:52:24
● 2026-07-04 12:51:26

●NSns-755.awsdns-30.net2026-02-16 → 2026-07-04 · 3 obs

○ 2018-05-12 09:44:58
● 2026-02-16 02:52:24
● 2026-07-04 12:51:26

●MX3explfpqzckg2o3ka5ozjzywo3voeekp6xniblx7xz6lhhiqyxna.mx-verification.google.com2026-02-16 → 2026-07-04 · 3 obs

○ 2018-05-12 09:44:58
● 2026-02-16 02:52:24
● 2026-07-04 12:51:26

●MXalt1.aspmx.l.google.com2018-05-12 → 2026-07-04 · 2 obs

● 2018-05-12 09:44:58
● 2026-07-04 12:51:26

●MXalt2.aspmx.l.google.com2018-05-12 → 2026-07-04 · 2 obs

● 2018-05-12 09:44:58
● 2026-07-04 12:51:26

●MXalt3.aspmx.l.google.com2026-02-16 → 2026-07-04 · 3 obs

○ 2018-05-12 09:44:58
● 2026-02-16 02:52:24
● 2026-07-04 12:51:26

●MXalt4.aspmx.l.google.com2026-02-16 → 2026-07-04 · 3 obs

○ 2018-05-12 09:44:58
● 2026-02-16 02:52:24
● 2026-07-04 12:51:26

●MXaspmx.l.google.com2018-05-12 → 2026-07-04 · 2 obs

● 2018-05-12 09:44:58
● 2026-07-04 12:51:26

○MXaspmx2.googlemail.com2018-05-12 → 2018-05-12 · 3 obs

● 2018-05-12 09:44:58
○ 2026-02-16 02:52:24
○ 2026-07-04 12:51:26

○MXaspmx3.googlemail.com2018-05-12 → 2018-05-12 · 3 obs

● 2018-05-12 09:44:58
○ 2026-02-16 02:52:24
○ 2026-07-04 12:51:26

○A13.225.143.222026-04-06 → 2026-06-29 · 15 obs

○ 2026-04-05 16:58:36
● 2026-04-06 18:06:28
○ 2026-04-06 20:38:58
○ 2026-06-17 16:34:52
● 2026-06-18 04:22:44
○ 2026-06-18 09:58:54
● 2026-06-23 00:22:36
○ 2026-06-23 10:58:32
● 2026-06-25 06:25:12
○ 2026-06-25 14:33:02
● 2026-06-26 09:02:52
○ 2026-06-26 22:11:00
● 2026-06-29 22:12:12
○ 2026-06-29 22:59:12
○ 2026-07-04 12:51:26

○A13.225.143.232026-04-06 → 2026-06-29 · 15 obs

○A13.225.143.392026-04-06 → 2026-06-29 · 15 obs

○A13.225.143.42026-04-06 → 2026-06-29 · 15 obs

●A13.226.238.1072026-02-17 → 2026-07-04 · 27 obs

○ 2026-02-16 02:52:24
○ 2026-02-17 10:53:00
● 2026-02-17 19:48:36
○ 2026-02-18 04:48:14
○ 2026-02-19 19:08:54
● 2026-02-20 03:43:04
○ 2026-02-20 15:25:52
○ 2026-06-10 21:18:10
● 2026-06-11 16:33:26
○ 2026-06-12 01:02:32
○ 2026-06-16 17:16:50
● 2026-06-16 21:49:02
○ 2026-06-17 02:11:00
● 2026-06-19 18:23:12
○ 2026-06-19 19:23:26
● 2026-06-21 14:48:46
○ 2026-06-21 17:31:02
● 2026-06-22 08:20:58
○ 2026-06-22 18:33:26
● 2026-06-24 23:31:28
○ 2026-06-25 06:25:12
● 2026-06-29 04:14:58
○ 2026-06-29 07:58:20
● 2026-06-29 22:59:12
○ 2026-06-30 21:03:30
● 2026-07-04 12:51:22
● 2026-07-04 12:51:26

●A13.226.238.1082026-02-17 → 2026-07-04 · 27 obs

●A13.226.238.1192026-02-17 → 2026-07-04 · 27 obs

●A13.226.238.212026-02-17 → 2026-07-04 · 27 obs

○A13.227.107.1282026-03-29 → 2026-04-25 · 19 obs

○ 2026-03-26 18:36:26
● 2026-03-29 07:25:46
● 2026-03-29 16:35:36
○ 2026-03-29 22:56:54
○ 2026-03-30 11:17:44
● 2026-03-31 11:30:04
○ 2026-04-01 01:01:52
○ 2026-04-04 13:48:30
● 2026-04-05 06:40:24
○ 2026-04-05 16:58:36
○ 2026-04-09 02:30:12
● 2026-04-09 21:25:24
○ 2026-04-10 11:49:46
○ 2026-04-25 03:54:28
● 2026-04-25 11:49:40
○ 2026-04-25 12:53:28
● 2026-04-25 17:00:50
○ 2026-04-25 18:21:42
○ 2026-07-04 12:51:26

○A13.227.107.712026-03-29 → 2026-04-25 · 19 obs

○A13.227.107.772026-03-29 → 2026-04-25 · 19 obs

○A13.227.107.962026-03-29 → 2026-04-25 · 19 obs

○A13.227.110.532026-05-01 → 2026-07-03 · 25 obs

○ 2026-04-29 20:02:42
● 2026-05-01 04:18:36
○ 2026-05-01 04:58:22
● 2026-05-01 06:14:30
○ 2026-05-01 06:51:32
○ 2026-05-25 03:31:02
● 2026-05-25 17:44:30
○ 2026-05-26 00:37:36
○ 2026-05-28 21:38:48
● 2026-05-28 23:39:22
● 2026-05-31 03:36:44
○ 2026-06-02 00:17:12
○ 2026-06-10 03:19:22
● 2026-06-10 15:26:16
○ 2026-06-10 21:18:10
○ 2026-06-13 14:56:00
● 2026-06-14 02:13:56
○ 2026-06-14 03:30:22
● 2026-06-30 22:41:40
○ 2026-07-01 21:55:08
● 2026-07-01 23:48:32
○ 2026-07-02 23:52:08
● 2026-07-03 22:41:42
○ 2026-07-04 12:51:22
○ 2026-07-04 12:51:26

○A13.227.110.562026-05-01 → 2026-07-03 · 25 obs

○A13.227.110.582026-05-01 → 2026-07-03 · 25 obs

○A13.227.110.962026-05-01 → 2026-07-03 · 25 obs

○A13.33.129.22026-05-07 → 2026-07-01 · 19 obs

○ 2026-05-05 14:02:50
● 2026-05-07 11:46:20
○ 2026-05-07 14:47:10
○ 2026-05-09 12:49:16
● 2026-05-09 14:21:00
○ 2026-05-09 18:32:56
○ 2026-05-15 22:45:06
● 2026-05-16 05:01:32
○ 2026-05-16 07:32:36
○ 2026-05-16 10:46:36
● 2026-05-16 14:27:22
● 2026-05-16 15:37:20
○ 2026-05-16 23:03:36
○ 2026-05-17 22:18:44
● 2026-05-18 02:02:02
○ 2026-05-18 09:06:10
● 2026-07-01 21:55:08
○ 2026-07-01 23:48:32
○ 2026-07-04 12:51:26

○A13.33.129.462026-05-07 → 2026-07-01 · 19 obs

○A13.33.129.792026-05-07 → 2026-07-01 · 19 obs

○A13.33.129.932026-05-07 → 2026-07-01 · 19 obs

○A13.35.36.1132026-05-28 → 2026-05-28 · 5 obs

○ 2026-05-27 11:25:38
● 2026-05-28 19:20:56
● 2026-05-28 21:38:48
○ 2026-05-28 23:39:22
○ 2026-07-04 12:51:26

○A13.35.36.1232026-05-28 → 2026-05-28 · 5 obs

○ 2026-05-27 11:25:38
● 2026-05-28 19:20:56
● 2026-05-28 21:38:48
○ 2026-05-28 23:39:22
○ 2026-07-04 12:51:26

○A13.35.36.232026-05-28 → 2026-05-28 · 5 obs

○ 2026-05-27 11:25:38
● 2026-05-28 19:20:56
● 2026-05-28 21:38:48
○ 2026-05-28 23:39:22
○ 2026-07-04 12:51:26

○A13.35.36.632026-05-28 → 2026-05-28 · 5 obs

○ 2026-05-27 11:25:38
● 2026-05-28 19:20:56
● 2026-05-28 21:38:48
○ 2026-05-28 23:39:22
○ 2026-07-04 12:51:26

○A18.160.213.1192026-05-19 → 2026-06-05 · 19 obs

○ 2026-05-19 10:16:34
● 2026-05-19 23:27:12
● 2026-05-20 06:38:16
○ 2026-05-20 11:11:24
● 2026-05-20 14:19:36
○ 2026-05-21 05:17:40
● 2026-05-21 17:02:06
● 2026-05-25 02:19:18
○ 2026-05-25 17:44:30
○ 2026-05-26 17:24:52
● 2026-05-27 11:25:38
○ 2026-05-28 19:20:56
○ 2026-05-31 03:36:44
● 2026-06-02 00:17:12
○ 2026-06-02 14:17:02
● 2026-06-02 23:18:22
● 2026-06-05 11:50:12
○ 2026-06-08 19:36:26
○ 2026-07-04 12:51:26

○A18.160.213.1232026-05-19 → 2026-06-05 · 19 obs

○A18.160.213.512026-05-19 → 2026-06-05 · 19 obs

○A18.160.213.722026-05-19 → 2026-06-05 · 19 obs

○A18.164.52.1272026-02-23 → 2026-02-23 · 4 obs

○ 2026-02-20 15:25:52
● 2026-02-23 07:31:06
○ 2026-02-23 08:27:18
○ 2026-07-04 12:51:26

○A18.164.52.212026-02-23 → 2026-02-23 · 4 obs

○ 2026-02-20 15:25:52
● 2026-02-23 07:31:06
○ 2026-02-23 08:27:18
○ 2026-07-04 12:51:26

○A18.164.52.742026-02-23 → 2026-02-23 · 4 obs

○ 2026-02-20 15:25:52
● 2026-02-23 07:31:06
○ 2026-02-23 08:27:18
○ 2026-07-04 12:51:26

○A18.164.52.752026-02-23 → 2026-02-23 · 4 obs

○ 2026-02-20 15:25:52
● 2026-02-23 07:31:06
○ 2026-02-23 08:27:18
○ 2026-07-04 12:51:26

○A18.165.25.1102026-03-21 → 2026-03-21 · 4 obs

○ 2026-03-13 13:06:24
● 2026-03-21 09:30:06
○ 2026-03-21 13:41:34
○ 2026-07-04 12:51:26

○A18.165.25.312026-03-21 → 2026-03-21 · 4 obs

○ 2026-03-13 13:06:24
● 2026-03-21 09:30:06
○ 2026-03-21 13:41:34
○ 2026-07-04 12:51:26

○A18.165.25.572026-03-21 → 2026-03-21 · 4 obs

○ 2026-03-13 13:06:24
● 2026-03-21 09:30:06
○ 2026-03-21 13:41:34
○ 2026-07-04 12:51:26

○A18.165.25.682026-03-21 → 2026-03-21 · 4 obs

○ 2026-03-13 13:06:24
● 2026-03-21 09:30:06
○ 2026-03-21 13:41:34
○ 2026-07-04 12:51:26

○A18.239.183.1002026-04-21 → 2026-05-21 · 18 obs

○ 2026-04-15 16:53:56
● 2026-04-21 05:32:56
● 2026-04-21 06:04:20
○ 2026-04-21 07:13:26
○ 2026-04-26 18:20:06
● 2026-04-27 00:27:56
● 2026-04-28 03:54:54
○ 2026-04-28 07:14:58
○ 2026-04-29 04:17:02
● 2026-04-29 14:28:34
○ 2026-04-29 20:02:42
○ 2026-05-04 16:54:00
● 2026-05-05 00:27:50
○ 2026-05-05 14:02:50
○ 2026-05-20 14:19:36
● 2026-05-21 05:17:40
○ 2026-05-21 07:53:54
○ 2026-07-04 12:51:26

○A18.239.183.1162026-04-21 → 2026-05-21 · 18 obs

○A18.239.183.472026-04-21 → 2026-05-21 · 18 obs

○A18.239.183.842026-04-21 → 2026-05-21 · 18 obs

○A18.244.164.142026-02-16 → 2026-02-16 · 5 obs

○ 2018-05-12 09:44:58
● 2026-02-16 02:52:24
● 2026-02-16 22:54:04
○ 2026-02-17 06:33:58
○ 2026-07-04 12:51:26

○A18.244.164.632026-02-16 → 2026-02-16 · 5 obs

○ 2018-05-12 09:44:58
● 2026-02-16 02:52:24
● 2026-02-16 22:54:04
○ 2026-02-17 06:33:58
○ 2026-07-04 12:51:26

○A18.244.164.892026-02-16 → 2026-02-16 · 5 obs

○ 2018-05-12 09:44:58
● 2026-02-16 02:52:24
● 2026-02-16 22:54:04
○ 2026-02-17 06:33:58
○ 2026-07-04 12:51:26

○A18.244.164.942026-02-16 → 2026-02-16 · 5 obs

○ 2018-05-12 09:44:58
● 2026-02-16 02:52:24
● 2026-02-16 22:54:04
○ 2026-02-17 06:33:58
○ 2026-07-04 12:51:26

○A18.64.174.492026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-16 21:49:02
● 2026-06-17 02:11:00
○ 2026-06-17 15:23:24
○ 2026-07-04 12:51:26

○A18.64.174.652026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-16 21:49:02
● 2026-06-17 02:11:00
○ 2026-06-17 15:23:24
○ 2026-07-04 12:51:26

○A18.64.174.712026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-16 21:49:02
● 2026-06-17 02:11:00
○ 2026-06-17 15:23:24
○ 2026-07-04 12:51:26

○A18.64.174.812026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-16 21:49:02
● 2026-06-17 02:11:00
○ 2026-06-17 15:23:24
○ 2026-07-04 12:51:26

○A18.65.25.1132026-02-17 → 2026-07-02 · 21 obs

○ 2026-02-16 22:54:04
● 2026-02-17 06:33:58
● 2026-02-17 10:53:00
○ 2026-02-17 19:48:36
○ 2026-02-23 19:40:46
● 2026-02-24 11:52:46
● 2026-02-25 02:11:56
○ 2026-02-25 10:15:20
○ 2026-03-01 12:57:48
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○A18.65.25.122026-02-17 → 2026-07-02 · 21 obs

○A18.65.25.132026-02-17 → 2026-07-02 · 21 obs

○A18.65.25.62026-02-17 → 2026-07-02 · 21 obs

○A210.129.23.1212018-05-12 → 2018-05-12 · 3 obs

● 2018-05-12 09:44:58
○ 2026-02-16 02:52:24
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○A3.168.73.1102026-03-07 → 2026-03-13 · 10 obs

○ 2026-03-04 01:09:18
● 2026-03-07 23:31:32
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● 2026-03-08 10:13:06
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○A3.168.73.1162026-03-07 → 2026-03-13 · 10 obs

○A3.168.73.352026-03-07 → 2026-03-13 · 10 obs

○A3.168.73.932026-03-07 → 2026-03-13 · 10 obs

○A3.173.182.152026-03-22 → 2026-06-29 · 6 obs

○ 2026-03-22 01:47:56
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○A3.173.182.182026-03-22 → 2026-06-29 · 6 obs

○ 2026-03-22 01:47:56
● 2026-03-22 11:00:48
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● 2026-06-29 07:58:20
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○A3.173.182.282026-03-22 → 2026-06-29 · 6 obs

○ 2026-03-22 01:47:56
● 2026-03-22 11:00:48
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○A3.173.182.382026-03-22 → 2026-06-29 · 6 obs

○ 2026-03-22 01:47:56
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○A3.174.113.1092026-03-23 → 2026-03-26 · 13 obs

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● 2026-03-23 02:11:32
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● 2026-03-23 04:47:22
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○A3.174.113.352026-03-23 → 2026-03-26 · 13 obs

○A3.174.113.672026-03-23 → 2026-03-26 · 13 obs

○A3.174.113.982026-03-23 → 2026-03-26 · 13 obs

○A3.174.29.222026-04-09 → 2026-04-15 · 16 obs

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○A3.174.29.502026-04-09 → 2026-04-15 · 16 obs

○A3.174.29.632026-04-09 → 2026-04-15 · 16 obs

○A3.174.29.882026-04-09 → 2026-04-15 · 16 obs

○A3.175.86.342026-05-27 → 2026-05-27 · 4 obs

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○A3.175.86.362026-05-27 → 2026-05-27 · 4 obs

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○A3.175.86.592026-05-27 → 2026-05-27 · 4 obs

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○A3.175.86.772026-05-27 → 2026-05-27 · 4 obs

○ 2026-05-26 17:24:52
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○A52.84.118.52026-02-18 → 2026-06-30 · 33 obs

○ 2026-02-17 19:48:36
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○A52.84.118.592026-02-18 → 2026-06-30 · 33 obs

○A52.84.118.752026-02-18 → 2026-06-30 · 33 obs

○A52.84.118.782026-02-18 → 2026-06-30 · 33 obs

○A54.230.114.222026-03-22 → 2026-03-22 · 4 obs

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○A54.230.114.492026-03-22 → 2026-03-22 · 4 obs

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● 2026-03-22 01:06:20
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○A54.230.114.572026-03-22 → 2026-03-22 · 4 obs

○ 2026-03-21 19:14:48
● 2026-03-22 01:06:20
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○A54.230.114.782026-03-22 → 2026-03-22 · 4 obs

○ 2026-03-21 19:14:48
● 2026-03-22 01:06:20
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🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp...	-
developer.co.jp	ns-152.awsdns-19.com, ns-755.awsdns-30.net, ns-1349.awsdns-40.org, ns-1701.awsdns-20.co.uk	-

✅ Authoritative Response

Server:205.251.192.152

NS records: ns-152.awsdns-19.com, ns-755.awsdns-30.net, ns-1349.awsdns-40.org, ns-1701.awsdns-20.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 1217ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`13.226.238.21, 13.226.238.108...`
NS	4	`ns-1349.awsdns-40.org, ns-152.awsdns-19.com...`
MX	6	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	1	`google-site-verification=2S71lfDIlG07agd`
SOA	1	`ns-1701.awsdns-20.co.uk awsdns-hostmaste`

Analysis

IP Addresses

developer.co.jp points to the four IP addresses 13.226.238.21, 13.226.238.107, 13.226.238.108 and 13.226.238.119.

Name Servers

The authoritative name servers for developer.co.jp are ns-152.awsdns-19.com, ns-755.awsdns-30.net, ns-1349.awsdns-40.org and ns-1701.awsdns-20.co.uk.

There is at least partial name server overlap between developer.co.jp and other domains — sms-park.dk, vrcms.biz, formismagiustor.com and two more among them.

These name servers regularly appear alongside ns-336.awsdns-42.com, ns3.vortala.com, ns4.vortala.com and 4 other name servers in NS record sets.

All four hostnames — ns-152.awsdns-19.com, ns-755.awsdns-30.net, ns-1349.awsdns-40.org and ns-1701.awsdns-20.co.uk — resolve to two IP numbers apiece: ns-152.awsdns-19.com to 205.251.192.152 and 2600:9000:5300:9800::1; ns-755.awsdns-30.net to 205.251.194.243 and 2600:9000:5302:f300::1; ns-1349.awsdns-40.org to 205.251.197.69 and 2600:9000:5305:4500::1; ns-1701.awsdns-20.co.uk to 205.251.198.165 and 2600:9000:5306:a500::1.

Mail Servers

developer.co.jp accepts email via 6 mail servers: aspmx.l.google.com, 3explfpqzckg2o3ka5ozjzywo3voeekp6xniblx7xz6lhhiqyxna.mx-verification.google.com, alt1.aspmx.l.google.com and 3 other.

developer.co.jp has at least partial mail server overlap with other domains such as ns500742.ns500731.ns500671.ns500754.ns500705.ns500705.ns500705.ns500704.ns500704.ns500705.ns500671.ns500671.ns500291.ns500291.ns500291.ns500131.lustychickser.com, ns500734.ns500699.ns500693.ns500699.ns500699.ns500693.ns500699.ns500699.ns500699.ns500683.ns500588.ns500588.ns500683.ns500612.ns500632.ns500578.ns500110.dtrkdll.com, ns500698.ns500698.ns500698.ns500759.ns500758.ns500735.ns500698.ns500735.ns500698.ns500698.ns500698.ns500576.ns500686.ns500619.ns500619.trackreceptor.com and two more.

These mail servers commonly appear together with alt2.aspmx.l.google.com, alt3.aspmx.l.google.com, alt4.aspmx.l.google.com and two other mail servers.

Hostnames that resolve to two IP addresses:

aspmx.l.google.com resolves to 172.253.63.26 and 2607:f8b0:4004:c21::1b.

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.

alt3.aspmx.l.google.com resolves to 192.178.223.26 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com resolves to 172.253.157.27 and 2a00:1450:400c:c23::1b.