ruby-dev.jp - dns.ninja

`ruby-dev.jp`

DNSSEC	⚠️ Not signed
A	13.35.107.2^{🇺🇸 Amazon13.35.107.0/24 -Cloudfront}
		PTR	`server-13-35-107-2.phl51.r.cloudfront.net`
A	13.35.107.62^{🇺🇸 Amazon13.35.107.0/24 -Cloudfront}
A	13.35.107.123^{🇺🇸 Amazon13.35.107.0/24 -Cloudfront}
A	13.35.107.127^{🇺🇸 Amazon13.35.107.0/24 -Cloudfront}
NS	`ns-1390.awsdns-45.org` ⭐
		A	2600:9000:5305:6e00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1390.awsdns-45.org`
		A	205.251.197.110^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1390.awsdns-45.org`
NS	`ns-113.awsdns-14.com`
		A	2600:9000:5300:7100::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-113.awsdns-14.com`
		A	205.251.192.113^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-113.awsdns-14.com`
NS	`ns-1764.awsdns-28.co.uk`
		A	2600:9000:5306:e400::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1764.awsdns-28.co.uk`
		A	205.251.198.228^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1764.awsdns-28.co.uk`
NS	`ns-961.awsdns-56.net`
		A	2600:9000:5303:c100::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-961.awsdns-56.net`
		A	205.251.195.193^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-961.awsdns-56.net`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c08::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bi-in-f27.1e100.net`
		A	192.178.218.27^{🇺🇸 Google192.178.218.0/24}
			PTR	`yuiadtq-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.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	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.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	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.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	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`apple-domain-verification=tvJ5tGNyFRwyzYqZ`
TXT	`google-site-verification=NUZWASnoQZEQQv9XmLF60k3HS66zb1CvYNtDEZTa2oo`
TXT	`google-site-verification=ygs-QXlvrlYS_jxjU2LrDNey537KFIyB8iQJdpzuAok`
TXT	`v=spf1 ip4:52.88.101.5 include:_spf.google.com ~all`
SOA	`ns-1390.awsdns-45.org`awsdns-hostmaster@amazon.com serial=1

`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=1784978102

PTR for

194.45.32.52.in-addr.arpa

Subdomains

www.ruby-dev.jp

Same first word

ruby-dev.jp

ruby-dev.net

DNS History

86 records (13 active, 73 former)

●NSns-113.awsdns-14.com2016-12-08 → 2026-07-25 · 5 obs

● 2016-12-08 19:16:38
● 2026-06-02 13:20:00
○ 2026-06-03 00:45:50
● 2026-06-03 02:41:08
● 2026-07-25 11:38:26

●NSns-1390.awsdns-45.org2016-12-08 → 2026-07-25 · 5 obs

● 2016-12-08 19:16:38
● 2026-06-02 13:20:00
○ 2026-06-03 00:45:50
● 2026-06-03 02:41:08
● 2026-07-25 11:38:26

●NSns-1764.awsdns-28.co.uk2016-12-08 → 2026-07-25 · 5 obs

● 2016-12-08 19:16:38
● 2026-06-02 13:20:00
○ 2026-06-03 00:45:50
● 2026-06-03 02:41:08
● 2026-07-25 11:38:26

●NSns-961.awsdns-56.net2016-12-08 → 2026-07-25 · 5 obs

● 2016-12-08 19:16:38
● 2026-06-02 13:20:00
○ 2026-06-03 00:45:50
● 2026-06-03 02:41:08
● 2026-07-25 11:38:26

●MXalt1.aspmx.l.google.com2016-12-08 → 2026-07-25 · 5 obs

● 2016-12-08 19:16:38
● 2026-06-02 13:20:00
○ 2026-06-03 00:45:50
● 2026-06-03 02:41:08
● 2026-07-25 11:38:26

●MXalt2.aspmx.l.google.com2016-12-08 → 2026-07-25 · 5 obs

● 2016-12-08 19:16:38
● 2026-06-02 13:20:00
○ 2026-06-03 00:45:50
● 2026-06-03 02:41:08
● 2026-07-25 11:38:26

●MXalt3.aspmx.l.google.com2016-12-08 → 2026-07-25 · 5 obs

● 2016-12-08 19:16:38
● 2026-06-02 13:20:00
○ 2026-06-03 00:45:50
● 2026-06-03 02:41:08
● 2026-07-25 11:38:26

●MXalt4.aspmx.l.google.com2016-12-08 → 2026-07-25 · 5 obs

● 2016-12-08 19:16:38
● 2026-06-02 13:20:00
○ 2026-06-03 00:45:50
● 2026-06-03 02:41:08
● 2026-07-25 11:38:26

●MXaspmx.l.google.com2016-12-08 → 2026-07-25 · 5 obs

● 2016-12-08 19:16:38
● 2026-06-02 13:20:00
○ 2026-06-03 00:45:50
● 2026-06-03 02:41:08
● 2026-07-25 11:38:26

○A108.138.128.162026-03-07 → 2026-05-20 · 21 obs

○ 2026-03-07 14:15:36
● 2026-03-07 23:35:40
● 2026-03-08 03:05:34
○ 2026-03-08 06:30:30
○ 2026-03-08 08:35:08
● 2026-03-08 19:15:46
○ 2026-03-09 02:57:34
○ 2026-03-13 01:41:30
● 2026-03-13 05:42:36
○ 2026-03-13 07:34:08
○ 2026-03-22 11:49:06
● 2026-03-22 16:23:12
○ 2026-03-22 19:05:38
○ 2026-05-19 07:47:20
● 2026-05-19 21:10:22
○ 2026-05-20 00:18:18
○ 2026-05-20 09:51:22
● 2026-05-20 14:00:26
● 2026-05-20 14:42:20
○ 2026-05-20 21:11:20
○ 2026-07-25 11:38:26

○A108.138.128.572026-03-07 → 2026-05-20 · 21 obs

○A108.138.128.612026-03-07 → 2026-05-20 · 21 obs

○A108.138.128.762026-03-07 → 2026-05-20 · 21 obs

○A108.156.22.1222026-07-11 → 2026-07-19 · 22 obs

○ 2026-07-11 05:57:20
● 2026-07-11 07:19:10
○ 2026-07-11 10:20:38
● 2026-07-11 19:11:20
○ 2026-07-11 22:30:40
● 2026-07-12 07:46:10
○ 2026-07-12 09:06:54
● 2026-07-12 11:13:28
○ 2026-07-12 15:34:46
● 2026-07-13 11:35:26
○ 2026-07-13 12:45:26
● 2026-07-14 07:19:46
○ 2026-07-14 09:24:06
● 2026-07-14 15:43:42
○ 2026-07-14 23:17:56
● 2026-07-16 22:01:34
○ 2026-07-16 23:54:42
● 2026-07-17 00:26:06
○ 2026-07-17 02:11:48
● 2026-07-19 13:07:46
○ 2026-07-19 20:04:14
○ 2026-07-25 11:38:26

○A108.156.22.242026-07-11 → 2026-07-19 · 22 obs

○A108.156.22.432026-07-11 → 2026-07-19 · 22 obs

○A108.156.22.562026-07-11 → 2026-07-19 · 22 obs

○A13.224.125.1022026-03-29 → 2026-07-24 · 106 obs

○ 2026-03-27 01:26:46
● 2026-03-29 04:17:10
○ 2026-03-29 22:16:20
○ 2026-03-31 04:32:12
● 2026-03-31 08:11:00
○ 2026-03-31 15:36:14
○ 2026-04-08 01:02:40
● 2026-04-08 22:09:50
○ 2026-04-09 02:19:36
○ 2026-05-29 14:38:46
● 2026-05-29 17:46:48
● 2026-06-01 13:00:28
○ 2026-06-02 13:20:00
○ 2026-06-04 11:13:02
● 2026-06-06 06:47:42
○ 2026-06-06 10:35:32
○ 2026-06-18 00:53:42
● 2026-06-18 01:28:26
○ 2026-06-18 09:06:04
● 2026-06-21 16:13:46
○ 2026-06-21 21:32:08
● 2026-06-30 22:31:46
○ 2026-07-01 11:24:12
● 2026-07-01 12:46:30
○ 2026-07-01 15:16:10
● 2026-07-02 21:51:58
○ 2026-07-02 23:40:20
● 2026-07-03 08:43:02
○ 2026-07-03 19:11:20
● 2026-07-03 22:25:32
○ 2026-07-04 03:00:12
● 2026-07-04 04:05:40
○ 2026-07-04 07:44:12
● 2026-07-04 10:49:12
○ 2026-07-04 13:56:36
● 2026-07-04 23:32:40
○ 2026-07-05 06:16:34
● 2026-07-07 12:44:58
○ 2026-07-07 17:19:58
● 2026-07-07 19:52:06
○ 2026-07-07 21:47:26
● 2026-07-08 00:29:22
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● 2026-07-08 09:32:54
○ 2026-07-08 12:21:22
● 2026-07-08 13:43:52
○ 2026-07-08 14:20:52
● 2026-07-08 20:44:12
○ 2026-07-08 21:25:52
● 2026-07-08 23:55:10
○ 2026-07-09 00:54:16
● 2026-07-09 05:12:58
○ 2026-07-09 09:47:20
● 2026-07-09 10:42:36
○ 2026-07-09 22:15:48
● 2026-07-09 22:50:52
○ 2026-07-10 06:41:32
● 2026-07-10 11:39:16
○ 2026-07-11 04:47:28
● 2026-07-11 05:57:20
○ 2026-07-11 07:19:10
● 2026-07-11 10:20:38
○ 2026-07-11 19:11:20
● 2026-07-11 22:30:40
○ 2026-07-12 07:46:10
● 2026-07-12 09:06:54
○ 2026-07-12 10:30:12
● 2026-07-12 15:34:46
○ 2026-07-12 17:46:56
● 2026-07-12 18:30:16
○ 2026-07-13 11:35:26
● 2026-07-13 13:33:48
○ 2026-07-13 16:56:50
● 2026-07-13 17:52:56
○ 2026-07-14 02:23:56
● 2026-07-14 10:51:14
○ 2026-07-14 15:43:42
● 2026-07-14 23:17:56
○ 2026-07-15 11:48:50
● 2026-07-15 13:35:26
○ 2026-07-16 22:01:34
● 2026-07-17 03:03:20
○ 2026-07-18 09:15:52
● 2026-07-18 10:27:12
○ 2026-07-19 06:35:44
● 2026-07-19 07:09:12
○ 2026-07-19 13:07:46
● 2026-07-19 20:04:14
○ 2026-07-20 20:27:52
● 2026-07-20 23:32:22
○ 2026-07-21 12:56:50
● 2026-07-21 16:10:08
○ 2026-07-21 21:28:24
● 2026-07-22 01:09:28
○ 2026-07-22 11:19:32
● 2026-07-22 16:42:10
○ 2026-07-22 21:33:24
● 2026-07-23 05:34:38
○ 2026-07-23 11:29:04
● 2026-07-23 14:48:22
○ 2026-07-23 18:17:28
● 2026-07-24 13:16:56
○ 2026-07-24 15:47:16
● 2026-07-24 18:23:42
○ 2026-07-24 22:29:36
○ 2026-07-25 11:38:26

○A13.224.125.212026-03-29 → 2026-07-24 · 106 obs

○A13.224.125.442026-03-29 → 2026-07-24 · 106 obs

○A13.224.125.852026-03-29 → 2026-07-24 · 106 obs

○A13.225.143.512026-03-30 → 2026-07-02 · 46 obs

○ 2026-03-29 22:16:20
● 2026-03-30 00:23:46
○ 2026-03-30 01:49:02
● 2026-03-30 07:37:00
○ 2026-03-30 09:10:08
○ 2026-04-02 03:04:50
● 2026-04-02 14:06:44
○ 2026-04-03 01:10:16
○ 2026-05-04 04:27:04
● 2026-05-04 09:53:30
● 2026-05-05 12:45:34
○ 2026-05-06 00:28:14
● 2026-05-06 09:08:28
○ 2026-05-06 14:40:26
○ 2026-05-21 02:04:32
● 2026-05-21 05:00:02
○ 2026-05-21 10:28:12
● 2026-06-20 00:44:44
○ 2026-06-20 03:49:48
● 2026-06-22 22:27:30
○ 2026-06-22 23:00:40
● 2026-06-23 00:41:38
○ 2026-06-23 01:14:50
● 2026-06-25 02:14:42
○ 2026-06-25 03:08:08
● 2026-06-26 08:15:14
○ 2026-06-26 16:34:00
● 2026-06-26 22:43:58
○ 2026-06-27 04:09:16
● 2026-06-27 11:06:46
○ 2026-06-27 15:22:00
● 2026-06-28 06:23:40
○ 2026-06-28 09:24:42
● 2026-06-29 11:04:24
○ 2026-06-29 13:26:18
● 2026-07-01 17:29:36
○ 2026-07-01 22:20:30
● 2026-07-02 00:22:22
○ 2026-07-02 03:57:08
● 2026-07-02 05:07:20
○ 2026-07-02 09:25:16
● 2026-07-02 11:01:56
○ 2026-07-02 15:32:02
● 2026-07-02 16:12:20
○ 2026-07-02 21:51:58
○ 2026-07-25 11:38:26

○A13.225.143.742026-03-30 → 2026-07-02 · 46 obs

○A13.225.143.882026-03-30 → 2026-07-02 · 46 obs

○A13.225.143.902026-03-30 → 2026-07-02 · 46 obs

○A13.33.235.112026-03-22 → 2026-03-25 · 10 obs

○ 2026-03-22 19:05:38
● 2026-03-22 23:21:40
○ 2026-03-23 00:07:50
○ 2026-03-24 20:04:24
● 2026-03-24 23:19:20
○ 2026-03-25 00:35:00
○ 2026-03-25 01:10:48
● 2026-03-25 06:17:20
○ 2026-03-25 19:23:34
○ 2026-07-25 11:38:26

○A13.33.235.472026-03-22 → 2026-03-25 · 10 obs

○A13.33.235.622026-03-22 → 2026-03-25 · 10 obs

○A13.33.235.82026-03-22 → 2026-03-25 · 10 obs

●A13.35.107.1232026-04-14 → 2026-07-25 · 39 obs

○ 2026-04-09 02:19:36
● 2026-04-14 20:08:28
● 2026-04-15 00:11:28
○ 2026-04-15 02:43:06
○ 2026-04-15 18:42:36
● 2026-04-16 00:23:44
○ 2026-04-16 01:03:10
● 2026-07-12 17:46:56
○ 2026-07-12 18:30:16
● 2026-07-13 12:45:26
○ 2026-07-13 13:33:48
● 2026-07-13 16:56:50
○ 2026-07-13 17:52:56
● 2026-07-14 02:23:56
○ 2026-07-14 07:19:46
● 2026-07-14 09:24:06
○ 2026-07-14 10:51:14
● 2026-07-15 11:48:50
○ 2026-07-15 13:35:26
● 2026-07-16 23:54:42
○ 2026-07-17 00:26:06
● 2026-07-17 02:11:48
○ 2026-07-17 03:03:20
● 2026-07-18 09:15:52
○ 2026-07-18 10:27:12
● 2026-07-19 06:35:44
○ 2026-07-19 07:09:12
● 2026-07-20 20:27:52
○ 2026-07-20 23:32:22
● 2026-07-22 11:19:32
○ 2026-07-22 13:28:24
● 2026-07-23 18:17:28
○ 2026-07-23 20:25:02
● 2026-07-24 15:47:16
○ 2026-07-24 18:23:42
● 2026-07-24 22:29:36
○ 2026-07-24 23:27:06
● 2026-07-25 11:38:24
● 2026-07-25 11:38:26

●A13.35.107.1272026-04-14 → 2026-07-25 · 39 obs

●A13.35.107.22026-04-14 → 2026-07-25 · 39 obs

●A13.35.107.622026-04-14 → 2026-07-25 · 39 obs

○A13.35.78.192026-02-15 → 2026-07-12 · 54 obs

○ 2016-12-08 19:16:38
● 2026-02-15 23:24:42
● 2026-02-18 19:25:12
○ 2026-02-18 23:40:10
● 2026-02-19 05:24:28
● 2026-02-21 15:26:54
○ 2026-02-22 04:49:24
○ 2026-02-26 00:58:26
● 2026-02-26 18:59:56
● 2026-02-28 23:18:52
○ 2026-03-02 19:03:54
● 2026-03-03 02:10:08
● 2026-03-07 02:58:30
○ 2026-03-07 14:15:36
○ 2026-06-18 22:42:54
● 2026-06-19 21:36:28
○ 2026-06-20 00:44:44
● 2026-06-21 07:52:56
○ 2026-06-21 08:25:26
● 2026-06-21 22:34:44
○ 2026-06-21 23:58:00
● 2026-06-22 05:59:10
○ 2026-06-22 10:47:46
● 2026-06-23 11:28:54
○ 2026-06-23 12:44:42
● 2026-06-24 07:08:58
○ 2026-06-25 02:14:42
● 2026-06-27 08:44:26
○ 2026-06-27 11:06:46
● 2026-06-29 02:23:10
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● 2026-06-29 13:26:18
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● 2026-06-30 08:05:00
○ 2026-06-30 20:37:52
● 2026-07-01 15:16:10
○ 2026-07-01 17:29:36
● 2026-07-01 22:20:30
○ 2026-07-02 00:22:22
● 2026-07-02 03:57:08
○ 2026-07-02 05:07:20
● 2026-07-03 01:50:48
○ 2026-07-03 08:43:02
● 2026-07-05 06:16:34
○ 2026-07-07 12:44:58
● 2026-07-07 21:47:26
○ 2026-07-08 00:29:22
● 2026-07-09 22:15:48
○ 2026-07-09 22:50:52
● 2026-07-10 06:41:32
○ 2026-07-10 11:39:16
● 2026-07-12 10:30:12
○ 2026-07-12 11:13:28
○ 2026-07-25 11:38:26

○A13.35.78.422026-02-15 → 2026-07-12 · 54 obs

○A13.35.78.512026-02-15 → 2026-07-12 · 54 obs

○A13.35.78.822026-02-15 → 2026-07-12 · 54 obs

○A18.164.144.1022026-05-29 → 2026-05-29 · 4 obs

○ 2026-05-29 01:07:10
● 2026-05-29 14:38:46
○ 2026-05-29 17:46:48
○ 2026-07-25 11:38:26

○A18.164.144.232026-05-29 → 2026-05-29 · 4 obs

○ 2026-05-29 01:07:10
● 2026-05-29 14:38:46
○ 2026-05-29 17:46:48
○ 2026-07-25 11:38:26

○A18.164.144.292026-05-29 → 2026-05-29 · 4 obs

○ 2026-05-29 01:07:10
● 2026-05-29 14:38:46
○ 2026-05-29 17:46:48
○ 2026-07-25 11:38:26

○A18.164.144.982026-05-29 → 2026-05-29 · 4 obs

○ 2026-05-29 01:07:10
● 2026-05-29 14:38:46
○ 2026-05-29 17:46:48
○ 2026-07-25 11:38:26

○A18.239.168.1132026-04-16 → 2026-05-20 · 21 obs

○ 2026-04-16 01:03:10
● 2026-04-16 02:24:00
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○A18.239.168.1172026-04-16 → 2026-05-20 · 21 obs

○A18.239.168.612026-04-16 → 2026-05-20 · 21 obs

○A18.239.168.822026-04-16 → 2026-05-20 · 21 obs

○A18.239.6.1152026-05-07 → 2026-05-08 · 9 obs

○ 2026-05-06 18:05:20
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○A18.239.6.462026-05-07 → 2026-05-08 · 9 obs

○A18.239.6.652026-05-07 → 2026-05-08 · 9 obs

○A18.239.6.892026-05-07 → 2026-05-08 · 9 obs

○A18.244.124.1102026-02-18 → 2026-06-30 · 50 obs

○ 2026-02-18 19:25:12
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○ 2026-06-30 22:31:46
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○A18.244.124.1122026-02-18 → 2026-06-30 · 50 obs

○A18.244.124.452026-02-18 → 2026-06-30 · 50 obs

○A18.244.124.872026-02-18 → 2026-06-30 · 50 obs

○A18.64.174.482026-05-15 → 2026-05-15 · 4 obs

○ 2026-05-14 16:30:02
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○A18.64.174.542026-05-15 → 2026-05-15 · 4 obs

○ 2026-05-14 16:30:02
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○A18.64.174.682026-05-15 → 2026-05-15 · 4 obs

○ 2026-05-14 16:30:02
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○A18.64.174.732026-05-15 → 2026-05-15 · 4 obs

○ 2026-05-14 16:30:02
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○A18.66.255.1292026-04-26 → 2026-05-26 · 21 obs

○ 2026-04-26 02:43:46
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○A18.66.255.402026-04-26 → 2026-05-26 · 21 obs

○A18.66.255.482026-04-26 → 2026-05-26 · 21 obs

○A18.66.255.562026-04-26 → 2026-05-26 · 21 obs

○A18.67.0.1172026-05-05 → 2026-05-14 · 20 obs

○ 2026-05-04 09:53:30
● 2026-05-05 03:37:40
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○A18.67.0.192026-05-05 → 2026-05-14 · 20 obs

○A18.67.0.572026-05-05 → 2026-05-14 · 20 obs

○A18.67.0.82026-05-05 → 2026-05-14 · 20 obs

○A3.166.192.352026-05-08 → 2026-05-09 · 7 obs

○ 2026-05-08 10:37:10
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○A3.166.192.722026-05-08 → 2026-05-09 · 7 obs

○ 2026-05-08 10:37:10
● 2026-05-08 13:15:50
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● 2026-05-09 00:08:26
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○A3.166.192.732026-05-08 → 2026-05-09 · 7 obs

○ 2026-05-08 10:37:10
● 2026-05-08 13:15:50
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● 2026-05-09 00:08:26
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○A3.166.192.792026-05-08 → 2026-05-09 · 7 obs

○ 2026-05-08 10:37:10
● 2026-05-08 13:15:50
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● 2026-05-09 00:08:26
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○A3.170.185.1282026-05-20 → 2026-07-02 · 29 obs

○ 2026-05-20 14:42:20
● 2026-05-20 21:11:20
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○A3.170.185.412026-05-20 → 2026-07-02 · 29 obs

○A3.170.185.552026-05-20 → 2026-07-02 · 29 obs

○A3.170.185.672026-05-20 → 2026-07-02 · 29 obs

○A3.171.153.1232026-04-20 → 2026-04-20 · 5 obs

○ 2026-04-16 05:07:40
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○A3.171.153.522026-04-20 → 2026-04-20 · 5 obs

○ 2026-04-16 05:07:40
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○A3.171.153.662026-04-20 → 2026-04-20 · 5 obs

○ 2026-04-16 05:07:40
● 2026-04-20 03:34:12
● 2026-04-20 05:09:10
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○A3.171.153.942026-04-20 → 2026-04-20 · 5 obs

○ 2026-04-16 05:07:40
● 2026-04-20 03:34:12
● 2026-04-20 05:09:10
○ 2026-04-20 09:02:22
○ 2026-07-25 11:38:26

○A52.222.244.192026-02-20 → 2026-07-24 · 57 obs

○ 2026-02-20 01:52:22
● 2026-02-20 09:18:40
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○A52.222.244.302026-02-20 → 2026-07-24 · 57 obs

○A52.222.244.312026-02-20 → 2026-07-24 · 57 obs

○A52.222.244.642026-02-20 → 2026-07-24 · 57 obs

○A52.32.45.1942016-12-08 → 2016-12-08 · 3 obs

● 2016-12-08 19:16:38
○ 2026-02-15 23:24:42
○ 2026-07-25 11:38:26

○A52.84.118.1222026-03-26 → 2026-05-13 · 10 obs

○ 2026-03-25 19:23:34
● 2026-03-26 03:22:24
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● 2026-04-24 05:51:44
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○A52.84.118.312026-03-26 → 2026-05-13 · 10 obs

○A52.84.118.792026-03-26 → 2026-05-13 · 10 obs

○A52.84.118.972026-03-26 → 2026-05-13 · 10 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	c.dns.jp, g.dns.jp, b.dns.jp, f.dns.jp...	-
ruby-dev.jp	ns-1764.awsdns-28.co.uk, ns-961.awsdns-56.net, ns-113.awsdns-14.com, ns-1390.awsdns-45.org	-

✅ Authoritative Response

Server:205.251.198.228

NS records: ns-1764.awsdns-28.co.uk, ns-961.awsdns-56.net, ns-113.awsdns-14.com, ns-1390.awsdns-45.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ruby-dev.jp (unsigned zone)

⏱️ Timing

Total: 603ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`13.35.107.62, 13.35.107.123...`
NS	4	`ns-113.awsdns-14.com, ns-1390.awsdns-45.org...`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	4	`apple-domain-verification=tvJ5tGNyFRwyzY, google-site-verification=NUZWASnoQZEQQv9...`
SOA	1	`ns-1390.awsdns-45.org awsdns-hostmaster.`

Analysis

Hierarchy

www.ruby-dev.jp is delegated beneath ruby-dev.jp.

IP Addresses

ruby-dev.jp points to the four IP addresses 13.35.107.2, 13.35.107.62, 13.35.107.123 and 13.35.107.127.

Two other host names, along with clinicalpharmacology-ip.com, admin.stage.bizplace.jp and 2chome-no-akari.com, also share IP numbers with ruby-dev.jp.

Name Servers

The NS records for ruby-dev.jp point to four name servers: ns-113.awsdns-14.com, ns-961.awsdns-56.net, ns-1390.awsdns-45.org and ns-1764.awsdns-28.co.uk.

There is at least partial name server overlap between ruby-dev.jp and other domains — veeagov.com, gcssoftware.com, obsev.com and two more among them.

All four hostnames — ns-113.awsdns-14.com, ns-961.awsdns-56.net, ns-1390.awsdns-45.org and ns-1764.awsdns-28.co.uk — resolve to two IP numbers apiece: ns-113.awsdns-14.com to 205.251.192.113 and 2600:9000:5300:7100::1; ns-961.awsdns-56.net to 205.251.195.193 and 2600:9000:5303:c100::1; ns-1390.awsdns-45.org to 205.251.197.110 and 2600:9000:5305:6e00::1; ns-1764.awsdns-28.co.uk to 205.251.198.228 and 2600:9000:5306:e400::1.

Mail Servers

ruby-dev.jp has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

There is at least a partial MX overlap between ruby-dev.jp and other domains, including ns500759.ns500759.ns500758.ns500698.ns500736.ns500736.ns500698.ns500736.ns500735.ns500735.ns500708.ns500698.ns500698.ns500619.ns500652.ns500576.trackreceptor.com, ns500768.ns500758.ns500759.ns500735.ns500736.ns500698.ns500736.ns500698.ns500576.ns500576.ns500698.ns500708.ns500619.ns500576.ns500619.ns500619.trackreceptor.com, lgms.global and two others.

alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are mail servers that frequently appear together with these mail servers.

Host names that have two IP addresses:

The A records for aspmx.l.google.com return 192.178.218.27 and 2607:f8b0:4004:c08::1b.

The A records for alt1.aspmx.l.google.com return 108.177.123.27 and 2800:3f0:4003:c0f::1b.

The A records for alt2.aspmx.l.google.com return 172.253.116.26 and 2a00:1450:400b:c02::1b.

The A records for alt3.aspmx.l.google.com return 192.178.223.27 and 2a00:1450:4009:c0f::1a.

The A records for alt4.aspmx.l.google.com return 172.253.157.26 and 2a00:1450:400c:c23::1b.