software-development.co.jp - dns.ninja

`software-development.co.jp`

DNSSEC	⚠️ Not signed
A	133.242.180.135^{🇯🇵 SAKURA-A133.242.0.0/16 (1/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan}
		PTR	`software-development.co.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	`ns-1492.awsdns-58.org`
		A	2600:9000:5305:d400::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1492.awsdns-58.org`
		A	205.251.197.212^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1492.awsdns-58.org`
NS	`ns-1834.awsdns-37.co.uk`
		A	2600:9000:5307:2a00::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1834.awsdns-37.co.uk`
		A	205.251.199.42^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1834.awsdns-37.co.uk`
NS	`ns-53.awsdns-06.com`
		A	2600:9000:5300:3500::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-53.awsdns-06.com`
		A	205.251.192.53^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-53.awsdns-06.com`
NS	`ns-693.awsdns-22.net`
		A	2600:9000:5302:b500::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-693.awsdns-22.net`
		A	205.251.194.181^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-693.awsdns-22.net`
NS	`ns1.software-development.tokyo`
		A	49.212.190.24^{🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`kaitoriomakase.com`
NS	`ns2.software-development.tokyo`
		A	119.82.26.143^{🇯🇵 TSUKAERUNET119.82.24.0/21 JMF Investment & Technology PTY LTD 1082 Minamiagata-machi}
			PTR	`ns2.software-development.tokyo`
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	`software-development.co.jp` ⭐
		A	133.242.180.135^{🇯🇵 SAKURA-A133.242.0.0/16 (1/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan}
			PTR	`software-development.co.jp`
TXT	`v=spf1 ip4:133.242.180.135 -all`
SOA	`ns1.value-domain.com`hostmaster@software-development.co.jp 2025-08-26 #2

`co.jp`

	DNSSEC	⚠️ Not signed
	TXT	`co.jp.`

WOT: SAFE (58/100)

MX for

software-development.co.jp

Same first word

Similar names

development-software.com

DNS History

14 records (13 active, 1 former)

●NSns-1492.awsdns-58.org2015-09-09 → 2026-08-09 · 6 obs

○ 2015-08-09 10:48:00
● 2015-09-09 21:43:48
○ 2015-12-23 20:30:12
○ 2017-08-09 02:03:20
● 2026-06-12 19:39:46
● 2026-08-09 20:29:48

●NSns-1834.awsdns-37.co.uk2015-09-09 → 2026-08-09 · 6 obs

○ 2015-08-09 10:48:00
● 2015-09-09 21:43:48
○ 2015-12-23 20:30:12
○ 2017-08-09 02:03:20
● 2026-06-12 19:39:46
● 2026-08-09 20:29:48

●NSns-53.awsdns-06.com2015-09-09 → 2026-08-09 · 6 obs

○ 2015-08-09 10:48:00
● 2015-09-09 21:43:48
○ 2015-12-23 20:30:12
○ 2017-08-09 02:03:20
● 2026-06-12 19:39:46
● 2026-08-09 20:29:48

●NSns-693.awsdns-22.net2015-09-09 → 2026-08-09 · 6 obs

○ 2015-08-09 10:48:00
● 2015-09-09 21:43:48
○ 2015-12-23 20:30:12
○ 2017-08-09 02:03:20
● 2026-06-12 19:39:46
● 2026-08-09 20:29:48

●NSns1.software-development.tokyo2015-09-09 → 2026-08-09 · 6 obs

○ 2015-08-09 10:48:00
● 2015-09-09 21:43:48
○ 2015-12-23 20:30:12
○ 2017-08-09 02:03:20
● 2026-06-12 19:39:46
● 2026-08-09 20:29:48

●NSns1.value-domain.com2015-08-09 → 2026-08-09 · 2 obs

● 2015-08-09 10:48:00
● 2026-08-09 20:29:48

●NSns2.software-development.tokyo2015-09-09 → 2026-08-09 · 6 obs

○ 2015-08-09 10:48:00
● 2015-09-09 21:43:48
○ 2015-12-23 20:30:12
○ 2017-08-09 02:03:20
● 2026-06-12 19:39:46
● 2026-08-09 20:29:48

●NSns2.value-domain.com2015-08-09 → 2026-08-09 · 2 obs

● 2015-08-09 10:48:00
● 2026-08-09 20:29:48

●NSns3.value-domain.com2026-06-12 → 2026-08-09 · 3 obs

○ 2017-08-09 02:03:20
● 2026-06-12 19:39:46
● 2026-08-09 20:29:48

●NSns4.value-domain.com2026-06-12 → 2026-08-09 · 3 obs

○ 2017-08-09 02:03:20
● 2026-06-12 19:39:46
● 2026-08-09 20:29:48

●NSns5.value-domain.com2026-06-12 → 2026-08-09 · 3 obs

○ 2017-08-09 02:03:20
● 2026-06-12 19:39:46
● 2026-08-09 20:29:48

○MXmail.software-development.co.jp2015-09-09 → 2015-09-09 · 5 obs

○ 2015-08-09 10:48:00
● 2015-09-09 13:18:38
● 2015-09-09 21:43:48
○ 2015-12-23 20:30:12
○ 2026-08-09 20:29:48

●MXsoftware-development.co.jp2015-08-09 → 2026-08-09 · 5 obs

● 2015-08-09 10:48:00
○ 2015-09-09 13:18:38
○ 2015-09-09 21:43:48
● 2015-12-23 20:30:12
● 2026-08-09 20:29:48

●A133.242.180.1352015-08-09 → 2026-08-09 · 2 obs

● 2015-08-09 10:48:00
● 2026-08-09 20:29:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	h.dns.jp, a.dns.jp, b.dns.jp, f.dns.jp...	-
software-development.co.jp	ns1.value-domain.com, ns1.software-development.tokyo, ns2.value-domain.com, ns2.software-development.tokyo...	-

✅ Authoritative Response

Server:49.212.190.24

NS records: ns1.value-domain.com, ns1.software-development.tokyo, ns2.value-domain.com, ns2.software-development.tokyo, ns3.value-domain.com, ns4.value-domain.com, ns5.value-domain.com, ns-53.awsdns-06.com, ns-693.awsdns-22.net, ns-1492.awsdns-58.org, ns-1834.awsdns-37.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for software-development.co.jp (unsigned zone)

⏱️ Timing

Total: 2232ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`133.242.180.135`
NS	2	`ns2.value-domain.com, ns1.value-domain.com`
MX	1	`software-development.co.jp (pri: 10)`
TXT	1	`v=spf1 ip4:133.242.180.135 -all`
SOA	1	`ns1.value-domain.com hostmaster.software`

Analysis

Mail Server Role

software-development.co.jp handles its own mail, functioning as its own mail server.

IP Addresses

software-development.co.jp resolves to just one IP address, 133.242.180.135.

Host names such as mail.sec-corp.jp and sec-corp.jp share IP numbers with software-development.co.jp.

Name Servers

The DNS delegation for software-development.co.jp covers 11 name servers: ns-53.awsdns-06.com, ns1.value-domain.com, ns2.value-domain.com and 8 more.

software-development.co.jp shares at least some of its name servers with other domains, including sunaion.com, belyvly.com, original-insole.com and two others.

These name servers are frequently seen alongside ns3.value-domain.com, ns4.value-domain.com, ns5.value-domain.com and 7 other name servers.

Host names that have two IP addresses:

ns-53.awsdns-06.com maps to two IP addresses — 205.251.192.53 and 2600:9000:5300:3500::1.

ns-693.awsdns-22.net maps to two IP addresses — 205.251.194.181 and 2600:9000:5302:b500::1.

ns-1492.awsdns-58.org maps to two IP addresses — 205.251.197.212 and 2600:9000:5305:d400::1.

ns-1834.awsdns-37.co.uk maps to two IP addresses — 205.251.199.42 and 2600:9000:5307:2a00::1.

Host names that point to one IP address:

ns1.value-domain.com points to the IP address 172.64.52.38.

ns2.value-domain.com points to the IP address 172.64.53.3.

ns3.value-domain.com points to the IP address 172.64.52.38.

ns4.value-domain.com points to the IP address 172.64.53.3.

ns5.value-domain.com points to the IP address 172.64.52.38.

ns1.software-development.tokyo points to the IP address 49.212.190.24.

ns2.software-development.tokyo points to the IP address 119.82.26.143.

Each of ns1.value-domain.com, ns3.value-domain.com and ns5.value-domain.com resolves to 172.64.52.38.

These two host names — ns2.value-domain.com and ns4.value-domain.com — each point to 172.64.53.3 IP addresses.

Mail Servers

software-development.co.jp is served by just one mail server: software-development.co.jp.

There is one IP number for software-development.co.jp: 133.242.180.135.