`dev-decile.jp`

DNSSEC	⚠️ Not signed
A	3.171.117.31^{🇺🇸 Amazon3.171.116.0/22}
		PTR	`server-3-171-117-31.jfk50.r.cloudfront.net`
A	3.171.117.64^{🇺🇸 Amazon3.171.116.0/22}
A	3.171.117.99^{🇺🇸 Amazon3.171.116.0/22}
A	3.171.117.121^{🇺🇸 Amazon3.171.116.0/22}
NS	`ns-227.awsdns-28.com` ⭐
		A	2600:9000:5300:e300::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-227.awsdns-28.com`
		A	205.251.192.227^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-227.awsdns-28.com`
NS	`ns-1290.awsdns-33.org`
		A	2600:9000:5305:a00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1290.awsdns-33.org`
		A	205.251.197.10^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1290.awsdns-33.org`
NS	`ns-1595.awsdns-07.co.uk`
		A	2600:9000:5306:3b00::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1595.awsdns-07.co.uk`
		A	205.251.198.59^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1595.awsdns-07.co.uk`
NS	`ns-633.awsdns-15.net`
		A	2600:9000:5302:7900::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-633.awsdns-15.net`
		A	205.251.194.121^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-633.awsdns-15.net`
SOA	`ns-227.awsdns-28.com`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

Same first word

dev-decile.jp

DNS History

20 records (8 active, 12 former)

●NSns-1290.awsdns-33.org2026-02-18 → 2026-03-08 · 2 obs

● 2026-02-18 01:11:58
● 2026-03-08 09:11:50

●NSns-1595.awsdns-07.co.uk2026-02-18 → 2026-03-08 · 2 obs

● 2026-02-18 01:11:58
● 2026-03-08 09:11:50

●NSns-227.awsdns-28.com2026-02-18 → 2026-03-08 · 2 obs

● 2026-02-18 01:11:58
● 2026-03-08 09:11:50

●NSns-633.awsdns-15.net2026-02-18 → 2026-03-08 · 2 obs

● 2026-02-18 01:11:58
● 2026-03-08 09:11:50

○A18.245.162.102026-02-18 → 2026-03-02 · 10 obs

● 2026-02-18 01:11:58
○ 2026-02-19 00:20:44
● 2026-02-19 17:24:22
○ 2026-02-20 12:55:26
● 2026-02-20 19:18:20
○ 2026-02-24 05:18:22
○ 2026-02-26 00:15:02
● 2026-03-02 06:48:44
○ 2026-03-05 08:54:32
○ 2026-03-08 09:11:50

○A18.245.162.212026-02-18 → 2026-03-02 · 10 obs

○A18.245.162.252026-02-18 → 2026-03-02 · 10 obs

○A18.245.162.742026-02-18 → 2026-03-02 · 10 obs

○A18.67.76.1142026-02-24 → 2026-03-06 · 8 obs

○ 2026-02-20 19:18:20
● 2026-02-24 05:18:22
○ 2026-02-24 10:34:34
○ 2026-03-05 08:54:32
● 2026-03-05 10:44:46
● 2026-03-06 04:46:30
○ 2026-03-08 09:11:48
○ 2026-03-08 09:11:50

○A18.67.76.1152026-02-24 → 2026-03-06 · 8 obs

○ 2026-02-20 19:18:20
● 2026-02-24 05:18:22
○ 2026-02-24 10:34:34
○ 2026-03-05 08:54:32
● 2026-03-05 10:44:46
● 2026-03-06 04:46:30
○ 2026-03-08 09:11:48
○ 2026-03-08 09:11:50

○A18.67.76.162026-02-24 → 2026-03-06 · 8 obs

○ 2026-02-20 19:18:20
● 2026-02-24 05:18:22
○ 2026-02-24 10:34:34
○ 2026-03-05 08:54:32
● 2026-03-05 10:44:46
● 2026-03-06 04:46:30
○ 2026-03-08 09:11:48
○ 2026-03-08 09:11:50

○A18.67.76.332026-02-24 → 2026-03-06 · 8 obs

○ 2026-02-20 19:18:20
● 2026-02-24 05:18:22
○ 2026-02-24 10:34:34
○ 2026-03-05 08:54:32
● 2026-03-05 10:44:46
● 2026-03-06 04:46:30
○ 2026-03-08 09:11:48
○ 2026-03-08 09:11:50

●A3.171.117.1212026-03-08 → 2026-03-08 · 3 obs

○ 2026-03-06 04:46:30
● 2026-03-08 09:11:48
● 2026-03-08 09:11:50

●A3.171.117.312026-03-08 → 2026-03-08 · 3 obs

○ 2026-03-06 04:46:30
● 2026-03-08 09:11:48
● 2026-03-08 09:11:50

●A3.171.117.642026-03-08 → 2026-03-08 · 3 obs

○ 2026-03-06 04:46:30
● 2026-03-08 09:11:48
● 2026-03-08 09:11:50

●A3.171.117.992026-03-08 → 2026-03-08 · 3 obs

○ 2026-03-06 04:46:30
● 2026-03-08 09:11:48
● 2026-03-08 09:11:50

○A99.84.215.1292026-02-19 → 2026-03-05 · 12 obs

○ 2026-02-18 01:11:58
● 2026-02-19 00:20:44
○ 2026-02-19 17:24:22
● 2026-02-20 12:55:26
○ 2026-02-20 19:18:20
○ 2026-02-24 05:18:22
● 2026-02-24 10:34:34
● 2026-02-26 00:15:02
○ 2026-03-02 06:48:44
● 2026-03-05 08:54:32
○ 2026-03-05 10:44:46
○ 2026-03-08 09:11:50

○A99.84.215.512026-02-19 → 2026-03-05 · 12 obs

○A99.84.215.892026-02-19 → 2026-03-05 · 12 obs

○A99.84.215.982026-02-19 → 2026-03-05 · 12 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	g.dns.jp, d.dns.jp, a.dns.jp, e.dns.jp...	-
dev-decile.jp	ns-227.awsdns-28.com, ns-633.awsdns-15.net, ns-1290.awsdns-33.org, ns-1595.awsdns-07.co.uk	-

✅ Authoritative Response

Server: 205.251.198.59

NS records: ns-227.awsdns-28.com, ns-633.awsdns-15.net, ns-1290.awsdns-33.org, ns-1595.awsdns-07.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 910ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.171.117.99, 3.171.117.121...`
NS	4	`ns-1290.awsdns-33.org, ns-1595.awsdns-07.co.uk...`
SOA	1	`ns-227.awsdns-28.com awsdns-hostmaster.a`

Analysis

IP Addresses

dev-decile.jp resolves to four IPs: 3.171.117.31, 3.171.117.64, 3.171.117.99 and 3.171.117.121.

Other host names, for instance webchat-ui.citibot.net, shinsei.kumamoto-wagyuu-matuoka.com, bikemap.ch, (0x736578)ymatches.com and tealium.com share IP numbers with dev-decile.jp.

Name Servers

dev-decile.jp is delegated to four name servers: ns-227.awsdns-28.com, ns-633.awsdns-15.net, ns-1290.awsdns-33.org and ns-1595.awsdns-07.co.uk.

dev-decile.jp shares some name servers with other domains, for example au-crepuscule.com, planetprodigy.com, webcreatorsuite.com, flip-mail.com and euros2yuan.com.

These name servers are often used together with ns-509.awsdns-63.com, ns-1000.awsdns-61.net and ns-1704.awsdns-21.co.uk.

Host names with two IP numbers

Two IPs per host:

ns-227.awsdns-28.com points to 2600:9000:5300:e300::1 and 205.251.192.227

ns-633.awsdns-15.net points to 2600:9000:5302:7900::1 and 205.251.194.121

ns-1290.awsdns-33.org points to 2600:9000:5305:a00::1 and 205.251.197.10

ns-1595.awsdns-07.co.uk points to 2600:9000:5306:3b00::1 and 205.251.198.59

dev-decile.jp - robtex.com

dev-decile.jp

jp

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`dev-decile.jp`

`jp`