`school-pr.jp`

DNSSEC	⚠️ Not signed
A	3.171.61.24^{🇺🇸 Amazon3.171.60.0/23}
		PTR	`server-3-171-61-24.iad61.r.cloudfront.net`
A	3.171.61.29^{🇺🇸 Amazon3.171.60.0/23}
A	3.171.61.92^{🇺🇸 Amazon3.171.60.0/23}
A	3.171.61.115^{🇺🇸 Amazon3.171.60.0/23}
NS	`ns-941.awsdns-53.net` ⭐
		A	2600:9000:5303:ad00::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-941.awsdns-53.net`
		A	205.251.195.173^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-941.awsdns-53.net`
NS	`ns-1270.awsdns-30.org`
		A	2600:9000:5304:f600::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1270.awsdns-30.org`
		A	205.251.196.246^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1270.awsdns-30.org`
NS	`ns-177.awsdns-22.com`
		A	2600:9000:5300:b100::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-177.awsdns-22.com`
		A	205.251.192.177^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-177.awsdns-22.com`
NS	`ns-1835.awsdns-37.co.uk`
		A	2600:9000:5307:2b00::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1835.awsdns-37.co.uk`
		A	205.251.199.43^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1835.awsdns-37.co.uk`
MX	`mx-0.mitene.jp` ⭐
		A	210.134.182.27^{🇯🇵 FINE210.134.160.0/19 PACNET (proxy-registered route object)}
MX	`mx-1.mitene.jp`⁽²⁰⁾
		A	210.134.182.28^{🇯🇵 FINE210.134.160.0/19 PACNET (proxy-registered route object)}
MX	`mx.mitene.jp`⁽²⁰⁾
		A	210.134.182.26^{🇯🇵 FINE210.134.160.0/19 PACNET (proxy-registered route object)}
TXT	`v=spf1 mx include:spf.aams5.jp ip4:61.119.123.98 ip4:61.119.123.99 ip4:210.22...`
SOA	`ns-941.awsdns-53.net`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=1771290902

Subdomains

contents.school-pr.jp

Same first word

school-pr.jp

DNS History

29 records (11 active, 18 former)

●NSns-1270.awsdns-30.org2026-02-15 → 2026-03-09 · 3 obs

○ 2020-02-07 23:22:38
● 2026-02-15 22:48:56
● 2026-03-09 10:05:28

●NSns-177.awsdns-22.com2026-02-15 → 2026-03-09 · 3 obs

○ 2020-02-07 23:22:38
● 2026-02-15 22:48:56
● 2026-03-09 10:05:28

●NSns-1835.awsdns-37.co.uk2026-02-15 → 2026-03-09 · 3 obs

○ 2020-02-07 23:22:38
● 2026-02-15 22:48:56
● 2026-03-09 10:05:28

●NSns-941.awsdns-53.net2026-02-15 → 2026-03-09 · 3 obs

○ 2020-02-07 23:22:38
● 2026-02-15 22:48:56
● 2026-03-09 10:05:28

○NSnsx1.mitene.ad.jp2015-08-09 → 2020-02-07 · 4 obs

● 2015-08-09 23:55:58
● 2020-02-07 23:22:38
○ 2026-02-15 22:48:56
○ 2026-03-09 10:05:28

○NSnsx2.mitene.ad.jp2015-08-09 → 2020-02-07 · 4 obs

● 2015-08-09 23:55:58
● 2020-02-07 23:22:38
○ 2026-02-15 22:48:56
○ 2026-03-09 10:05:28

○MXmail.school-pr.jp2015-08-09 → 2016-03-06 · 4 obs

● 2015-08-09 23:55:58
● 2016-03-06 20:58:36
○ 2016-06-26 22:50:12
○ 2026-03-09 10:05:28

●MXmx-0.mitene.jp2016-06-26 → 2026-03-09 · 3 obs

○ 2016-03-06 20:58:36
● 2016-06-26 22:50:12
● 2026-03-09 10:05:28

●MXmx-1.mitene.jp2016-06-26 → 2026-03-09 · 3 obs

○ 2016-03-06 20:58:36
● 2016-06-26 22:50:12
● 2026-03-09 10:05:28

●MXmx.mitene.jp2016-06-26 → 2026-03-09 · 3 obs

○ 2016-03-06 20:58:36
● 2016-06-26 22:50:12
● 2026-03-09 10:05:28

○A108.139.29.1072026-02-16 → 2026-03-07 · 7 obs

○ 2026-02-16 04:54:36
● 2026-02-16 05:33:40
○ 2026-02-16 07:56:10
○ 2026-03-07 17:54:54
● 2026-03-07 21:10:56
○ 2026-03-08 00:02:12
○ 2026-03-09 10:05:28

○A108.139.29.252026-02-16 → 2026-03-07 · 7 obs

○ 2026-02-16 04:54:36
● 2026-02-16 05:33:40
○ 2026-02-16 07:56:10
○ 2026-03-07 17:54:54
● 2026-03-07 21:10:56
○ 2026-03-08 00:02:12
○ 2026-03-09 10:05:28

○A108.139.29.722026-02-16 → 2026-03-07 · 7 obs

○ 2026-02-16 04:54:36
● 2026-02-16 05:33:40
○ 2026-02-16 07:56:10
○ 2026-03-07 17:54:54
● 2026-03-07 21:10:56
○ 2026-03-08 00:02:12
○ 2026-03-09 10:05:28

○A108.139.29.742026-02-16 → 2026-03-07 · 7 obs

○ 2026-02-16 04:54:36
● 2026-02-16 05:33:40
○ 2026-02-16 07:56:10
○ 2026-03-07 17:54:54
● 2026-03-07 21:10:56
○ 2026-03-08 00:02:12
○ 2026-03-09 10:05:28

○A18.154.132.1082026-02-19 → 2026-03-09 · 36 obs

○ 2026-02-18 23:34:56
● 2026-02-19 07:04:20
○ 2026-02-19 09:21:32
○ 2026-02-19 14:25:16
● 2026-02-19 20:37:28
○ 2026-02-19 21:42:18
● 2026-02-19 23:06:18
○ 2026-02-20 08:19:40
● 2026-02-20 09:24:54
● 2026-02-20 11:28:24
○ 2026-02-21 11:15:30
○ 2026-02-22 08:04:06
● 2026-02-22 16:25:34
○ 2026-02-22 20:37:18
○ 2026-02-23 14:18:08
● 2026-02-23 19:17:10
○ 2026-02-23 22:31:46
○ 2026-02-24 02:11:32
● 2026-02-24 16:54:22
○ 2026-02-24 20:09:44
○ 2026-02-25 14:25:16
● 2026-02-25 17:16:50
○ 2026-02-25 21:46:06
○ 2026-03-01 05:20:00
● 2026-03-01 08:58:00
○ 2026-03-02 19:02:06
○ 2026-03-05 08:15:26
● 2026-03-05 11:47:10
○ 2026-03-05 20:28:18
○ 2026-03-08 11:08:26
● 2026-03-08 14:17:06
○ 2026-03-08 21:00:32
○ 2026-03-09 02:56:16
● 2026-03-09 04:58:54
○ 2026-03-09 10:05:24
○ 2026-03-09 10:05:28

○A18.154.132.1242026-02-19 → 2026-03-09 · 36 obs

○A18.154.132.602026-02-19 → 2026-03-09 · 36 obs

○A18.154.132.772026-02-19 → 2026-03-09 · 36 obs

○A202.231.241.2452017-02-13 → 2017-02-13 · 4 obs

○ 2016-06-26 22:50:12
● 2017-02-13 13:34:28
○ 2020-02-07 23:22:38
○ 2026-03-09 10:05:28

○A202.231.241.2522020-02-07 → 2020-02-07 · 4 obs

○ 2017-02-13 13:34:28
● 2020-02-07 23:22:38
○ 2026-02-15 22:48:56
○ 2026-03-09 10:05:28

○A210.227.37.1802015-08-09 → 2016-06-26 · 4 obs

● 2015-08-09 23:55:58
● 2016-06-26 22:50:12
○ 2017-02-13 13:34:28
○ 2026-03-09 10:05:28

●A3.171.61.1152026-02-16 → 2026-03-09 · 39 obs

○ 2026-02-15 22:48:56
● 2026-02-16 00:07:02
○ 2026-02-16 01:53:32
○ 2026-02-17 02:59:56
● 2026-02-17 06:06:04
● 2026-02-17 23:21:04
○ 2026-02-18 01:01:02
● 2026-02-18 09:31:38
○ 2026-02-18 17:27:06
○ 2026-02-21 14:12:36
● 2026-02-21 16:37:28
○ 2026-02-22 02:14:00
○ 2026-02-22 16:25:34
● 2026-02-22 20:37:18
○ 2026-02-23 02:14:44
○ 2026-02-25 02:22:26
● 2026-02-25 03:03:00
● 2026-02-25 06:55:24
○ 2026-02-25 08:27:14
○ 2026-02-27 00:07:48
● 2026-02-27 15:58:36
○ 2026-02-27 20:21:06
○ 2026-02-28 17:01:56
● 2026-02-28 20:33:28
● 2026-03-01 05:20:00
○ 2026-03-01 08:58:00
○ 2026-03-02 22:54:42
● 2026-03-03 01:41:10
○ 2026-03-03 13:06:26
○ 2026-03-05 20:28:18
● 2026-03-06 02:07:12
○ 2026-03-06 03:34:04
○ 2026-03-06 23:47:10
● 2026-03-07 00:54:26
● 2026-03-07 01:40:00
○ 2026-03-07 03:31:28
○ 2026-03-09 04:58:54
● 2026-03-09 10:05:24
● 2026-03-09 10:05:28

●A3.171.61.242026-02-16 → 2026-03-09 · 39 obs

●A3.171.61.292026-02-16 → 2026-03-09 · 39 obs

●A3.171.61.922026-02-16 → 2026-03-09 · 39 obs

○A3.174.141.1012026-02-15 → 2026-03-09 · 72 obs

○ 2020-02-07 23:22:38
● 2026-02-15 22:48:56
○ 2026-02-16 00:07:02
● 2026-02-16 01:53:32
● 2026-02-16 04:54:36
○ 2026-02-16 05:33:40
● 2026-02-16 07:56:10
● 2026-02-17 02:59:56
○ 2026-02-17 06:06:04
○ 2026-02-17 23:21:04
● 2026-02-18 01:01:02
○ 2026-02-18 09:31:38
● 2026-02-18 17:27:06
● 2026-02-18 23:34:56
○ 2026-02-19 07:04:20
● 2026-02-19 09:21:32
● 2026-02-19 14:25:16
○ 2026-02-19 20:37:28
● 2026-02-19 21:42:18
○ 2026-02-19 23:06:18
● 2026-02-20 08:19:40
○ 2026-02-20 09:24:54
○ 2026-02-20 11:28:24
● 2026-02-21 11:15:30
● 2026-02-21 14:12:36
○ 2026-02-21 16:37:28
● 2026-02-22 02:14:00
● 2026-02-22 08:04:06
○ 2026-02-22 16:25:34
○ 2026-02-22 20:37:18
● 2026-02-23 02:14:44
● 2026-02-23 14:18:08
○ 2026-02-23 19:17:10
● 2026-02-23 22:31:46
● 2026-02-24 02:11:32
○ 2026-02-24 16:54:22
● 2026-02-24 20:09:44
● 2026-02-25 02:22:26
○ 2026-02-25 03:03:00
○ 2026-02-25 06:55:24
● 2026-02-25 08:27:14
● 2026-02-25 14:25:16
○ 2026-02-25 17:16:50
● 2026-02-25 21:46:06
● 2026-02-27 00:07:48
○ 2026-02-27 15:58:36
● 2026-02-27 20:21:06
● 2026-02-28 17:01:56
○ 2026-02-28 20:33:28
○ 2026-03-01 08:58:00
● 2026-03-02 19:02:06
● 2026-03-02 22:54:42
○ 2026-03-03 01:41:10
● 2026-03-03 13:06:26
● 2026-03-05 08:15:26
○ 2026-03-05 11:47:10
● 2026-03-05 20:28:18
○ 2026-03-06 02:07:12
● 2026-03-06 03:34:04
● 2026-03-06 23:47:10
○ 2026-03-07 00:54:26
○ 2026-03-07 01:40:00
● 2026-03-07 03:31:28
● 2026-03-07 17:54:54
○ 2026-03-07 21:10:56
● 2026-03-08 00:02:12
● 2026-03-08 11:08:26
○ 2026-03-08 14:17:06
● 2026-03-08 21:00:32
● 2026-03-09 02:56:16
○ 2026-03-09 04:58:54
○ 2026-03-09 10:05:28

○A3.174.141.412026-02-15 → 2026-03-09 · 72 obs

○A3.174.141.852026-02-15 → 2026-03-09 · 72 obs

○A3.174.141.862026-02-15 → 2026-03-09 · 72 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	h.dns.jp, b.dns.jp, d.dns.jp, e.dns.jp...	-
school-pr.jp	ns-1270.awsdns-30.org, ns-1835.awsdns-37.co.uk, ns-177.awsdns-22.com, ns-941.awsdns-53.net	-

✅ Authoritative Response

Server: 205.251.195.173

NS records: ns-1270.awsdns-30.org, ns-1835.awsdns-37.co.uk, ns-177.awsdns-22.com, ns-941.awsdns-53.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for school-pr.jp (unsigned zone)

⏱️ Timing

Total: 1073ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.171.61.24, 3.171.61.115...`
NS	4	`ns-1270.awsdns-30.org, ns-177.awsdns-22.com...`
MX	3	`mx.mitene.jp (pri: 10), mx-0.mitene.jp (pri: 20)...`
TXT	1	`v=spf1 mx include:spf.aams5.jp ip4:61.11`
SOA	1	`ns-941.awsdns-53.net awsdns-hostmaster.a`

Analysis

Hierarchy

school-pr.jp is a parent of contents.school-pr.jp.

IP Addresses

school-pr.jp resolves to four IPs: 3.171.61.24, 3.171.61.29, 3.171.61.92 and 3.171.61.115.

Other host names such as d2m9q8u9u0y2ut.cloudfront.net, dz20d10lis9yj.cloudfront.net, pulma.dev, thelab.site and d20j5bw94gpfth.cloudfront.net share IP numbers with school-pr.jp.

Name Servers

school-pr.jp is delegated to four name servers: ns-177.awsdns-22.com, ns-941.awsdns-53.net, ns-1270.awsdns-30.org and ns-1835.awsdns-37.co.uk.

At least part of the name servers for school-pr.jp are shared with other domains, for instance how-to.services, sales-online.co, organisedcrimeindex.com, buddybid.co and b0h0.com.