openwork.jp - dns.ninja

`openwork.jp`

DNSSEC	⚠️ Not signed
A	13.192.16.7^{🇺🇸 Amazon13.192.0.0/16 EC2 NRT prefix}
		PTR	`ec2-13-192-16-7.ap-northeast-1.compute.amazonaws.com`
A	54.248.32.103^{🇯🇵 Amazon54.248.0.0/17 EC2 NRT prefix}
NS	`ns-319.awsdns-39.com` ⭐
		A	2600:9000:5301:3f00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-319.awsdns-39.com`
		A	205.251.193.63^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-319.awsdns-39.com`
NS	`ns-1255.awsdns-28.org`
		A	2600:9000:5304:e700::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1255.awsdns-28.org`
		A	205.251.196.231^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1255.awsdns-28.org`
NS	`ns-2003.awsdns-58.co.uk`
		A	2600:9000:5307:d300::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-2003.awsdns-58.co.uk`
		A	205.251.199.211^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-2003.awsdns-58.co.uk`
NS	`ns-982.awsdns-58.net`
		A	2600:9000:5303:d600::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-982.awsdns-58.net`
		A	205.251.195.214^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-982.awsdns-58.net`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c21::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f26.1e100.net`
		A	2607:f8b0:4004:c21::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f27.1e100.net`
		A	2607:f8b0:4004:c25::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadtq-in-f27.1e100.net`
		A	2607:f8b0:4004:c29::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadum-in-f27.1e100.net`
		A	64.233.180.26^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f26.1e100.net`
			PTR	`pe-in-f26.1e100.net`
		A	64.233.180.27^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f27.1e100.net`
			PTR	`pe-in-f27.1e100.net`
		A	142.251.163.27^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f27.1e100.net`
		A	173.194.45.26^{🇺🇸 Google173.194.0.0/16}
			PTR	`yuiadum-in-f26.1e100.net`
		A	192.178.218.26^{🇺🇸 Google192.178.218.0/24}
			PTR	`yuiadtq-in-f26.1e100.net`
MX	`openwork-jp.mail.protection.outlook.com`⁽¹⁰⁾
		A	2a01:111:f403:cc1a::1^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-ty3p286cu00101.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1a::2^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-tyvp286cu00302.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1a::3^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-tyvp286cu00203.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1f::^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-os9p286cu00100.inbound.protection.outlook.com`
		A	52.101.124.1^{🇯🇵 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ty3p286cu00101.inbound.protection.outlook.com`
		A	52.101.124.5^{🇯🇵 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tyvp286cu00305.inbound.protection.outlook.com`
		A	52.101.157.10^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-os0p286cu01302.inbound.protection.outlook.com`
		A	52.101.157.11^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-os0p286cu01203.inbound.protection.outlook.com`
TXT	`MS=ms53703087`
TXT	`google-site-verification=BbRjkx_hpLBBfd7dOPiGnPHP_cCo-sMPrVBi11qRB5o`
TXT	`google-site-verification=a-c7agudsR__mNtZ_xT1PZRJSqFbbV_j3rnjy3JrlK4`
TXT	`google-site-verification=amXxqiN6yB9ckHfaf-s_l4MGUO3iuo-pDWhRiT5_suI`
TXT	`google-site-verification=nL0nbDri_f7FUZVWApHUShv0UX9BHKPDpOoYgItd89o`
TXT	`google-site-verification=uiLIphBo5WDJgUCn0Shqpq8WcqpRlh2Il-Ms6ES2EEA`
TXT	`pardot872221=5032d990200138a7f9e120d5770c7ad0f4dea0477e4ac2d6494dec94cb21dd3b`
TXT	`pardot872221=5af8e71348be06ec788eb8fa3485893a810cb3776ddbcd7a330056ad3914488b`
TXT	`v=spf1 include:spf-bma.mpme.jp include:_spf.google.com include:_spf.activegat...`
SOA	`ns-319.awsdns-39.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=1786698903

rank #212012 globally
rank #4211 in the tld
📈 Tranco rank: #18,311

Previously MX for

openwork.jp

Subdomains

claude-code-otel.openwork.jp

www.openwork.jp

assets.openwork.jp

Same first word

openwork.uk.com

openwork.net

openwork.ca

openwork.cloud

openwork.co

openwork.co.jp

openwork.se

openwork.ru

openwork.online

openwork.de

openwork.it

openwork.com.br

openwork.jp

openwork.co.uk

openwork.com

openwork.pl

openwork.fr

openwork.org

Similar names

DNS History

29 records (8 active, 21 former)

○NSmaster.dns.ne.jp2015-06-04 → 2020-01-29 · 4 obs

● 2015-06-04 09:05:08
● 2020-01-29 02:08:54
○ 2026-03-27 11:48:56
○ 2026-08-14 09:32:08

●NSns-1255.awsdns-28.org2026-03-27 → 2026-08-14 · 3 obs

○ 2020-01-29 02:08:54
● 2026-03-27 11:48:56
● 2026-08-14 09:32:08

●NSns-2003.awsdns-58.co.uk2026-03-27 → 2026-08-14 · 3 obs

○ 2020-01-29 02:08:54
● 2026-03-27 11:48:56
● 2026-08-14 09:32:08

●NSns-319.awsdns-39.com2026-03-27 → 2026-08-14 · 3 obs

○ 2020-01-29 02:08:54
● 2026-03-27 11:48:56
● 2026-08-14 09:32:08

●NSns-982.awsdns-58.net2026-03-27 → 2026-08-14 · 3 obs

○ 2020-01-29 02:08:54
● 2026-03-27 11:48:56
● 2026-08-14 09:32:08

○NSns1.dns.ne.jp2015-06-04 → 2020-01-29 · 4 obs

● 2015-06-04 09:05:08
● 2020-01-29 02:08:54
○ 2026-03-27 11:48:56
○ 2026-08-14 09:32:08

○NSns2.dns.ne.jp2015-06-04 → 2020-01-29 · 4 obs

● 2015-06-04 09:05:08
● 2020-01-29 02:08:54
○ 2026-03-27 11:48:56
○ 2026-08-14 09:32:08

●MXopenwork-jp.mail.protection.outlook.com2026-03-27 → 2026-08-14 · 3 obs

○ 2020-01-29 02:08:54
● 2026-03-27 11:48:56
● 2026-08-14 09:32:08

○MXopenwork.jp2015-06-04 → 2020-01-29 · 4 obs

● 2015-06-04 09:05:08
● 2020-01-29 02:08:54
○ 2026-03-27 11:48:56
○ 2026-08-14 09:32:08

●MXsmtp.google.com2026-03-27 → 2026-08-14 · 3 obs

○ 2020-01-29 02:08:54
● 2026-03-27 11:48:56
● 2026-08-14 09:32:08

○A112.78.125.1782015-06-04 → 2020-01-29 · 4 obs

● 2015-06-04 09:05:08
● 2020-01-29 02:08:54
○ 2026-03-27 11:48:56
○ 2026-08-14 09:32:08

○A13.158.161.2342026-03-27 → 2026-03-31 · 5 obs

○ 2020-01-29 02:08:54
● 2026-03-27 11:48:56
● 2026-03-31 14:25:10
○ 2026-04-13 13:56:12
○ 2026-08-14 09:32:08

○A13.159.192.992026-07-13 → 2026-07-13 · 3 obs

○ 2026-06-27 14:04:20
● 2026-07-13 07:34:18
○ 2026-08-14 09:32:08

●A13.192.16.72026-08-14 → 2026-08-14 · 2 obs

○ 2026-07-13 07:34:18
● 2026-08-14 09:32:08

○A13.192.91.2382026-04-13 → 2026-04-13 · 4 obs

○ 2026-03-31 14:25:10
● 2026-04-13 13:56:12
○ 2026-04-29 11:25:08
○ 2026-08-14 09:32:08

○A13.192.92.1322026-05-27 → 2026-05-27 · 4 obs

○ 2026-05-12 23:15:44
● 2026-05-27 03:24:12
○ 2026-06-27 14:04:20
○ 2026-08-14 09:32:08

○A18.179.255.2062026-03-27 → 2026-08-14 · 2 obs

○ 2026-03-27 11:48:56
○ 2026-08-14 09:32:08

○A35.75.146.1962026-05-27 → 2026-05-27 · 4 obs

○ 2026-05-12 23:15:44
● 2026-05-27 03:24:12
○ 2026-06-27 14:04:20
○ 2026-08-14 09:32:08

○A52.197.247.1082026-04-29 → 2026-04-29 · 4 obs

○ 2026-04-13 13:56:12
● 2026-04-29 11:25:08
○ 2026-05-12 23:15:44
○ 2026-08-14 09:32:08

○A52.197.251.2352026-05-12 → 2026-05-12 · 4 obs

○ 2026-04-29 11:25:08
● 2026-05-12 23:15:44
○ 2026-05-27 03:24:12
○ 2026-08-14 09:32:08

○A52.198.195.412026-06-27 → 2026-06-27 · 4 obs

○ 2026-05-27 03:24:12
● 2026-06-27 14:04:20
○ 2026-07-13 07:34:18
○ 2026-08-14 09:32:08

○A52.199.79.2512026-05-12 → 2026-05-12 · 4 obs

○ 2026-04-29 11:25:08
● 2026-05-12 23:15:44
○ 2026-05-27 03:24:12
○ 2026-08-14 09:32:08

○A54.248.155.892026-04-29 → 2026-04-29 · 4 obs

○ 2026-04-13 13:56:12
● 2026-04-29 11:25:08
○ 2026-05-12 23:15:44
○ 2026-08-14 09:32:08

●A54.248.32.1032026-08-14 → 2026-08-14 · 2 obs

○ 2026-07-13 07:34:18
● 2026-08-14 09:32:08

○A54.249.214.2342026-03-27 → 2026-03-31 · 5 obs

○ 2020-01-29 02:08:54
● 2026-03-27 11:48:56
● 2026-03-31 14:25:10
○ 2026-04-13 13:56:12
○ 2026-08-14 09:32:08

○A54.250.135.782026-04-13 → 2026-04-13 · 4 obs

○ 2026-03-31 14:25:10
● 2026-04-13 13:56:12
○ 2026-04-29 11:25:08
○ 2026-08-14 09:32:08

○A54.250.136.2152026-07-13 → 2026-07-13 · 3 obs

○ 2026-06-27 14:04:20
● 2026-07-13 07:34:18
○ 2026-08-14 09:32:08

○A54.64.118.402026-06-27 → 2026-06-27 · 4 obs

○ 2026-05-27 03:24:12
● 2026-06-27 14:04:20
○ 2026-07-13 07:34:18
○ 2026-08-14 09:32:08

○A57.182.88.1962026-03-27 → 2026-08-14 · 2 obs

○ 2026-03-27 11:48:56
○ 2026-08-14 09:32:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	b.dns.jp, f.dns.jp, d.dns.jp, e.dns.jp...	-
openwork.jp	ns-1255.awsdns-28.org, ns-2003.awsdns-58.co.uk, ns-319.awsdns-39.com, ns-982.awsdns-58.net	-

✅ Authoritative Response

Server:205.251.199.211

NS records: ns-1255.awsdns-28.org, ns-2003.awsdns-58.co.uk, ns-319.awsdns-39.com, ns-982.awsdns-58.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for openwork.jp (unsigned zone)

⏱️ Timing

Total: 886ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.192.16.7, 54.248.32.103`
NS	4	`ns-1255.awsdns-28.org, ns-2003.awsdns-58.co.uk...`
MX	2	`smtp.google.com (pri: 1), openwork-jp.mail.protection.outlook.com`
TXT	9	`MS=ms53703087, google-site-verification=BbRjkx_hpLBBfd7...`
SOA	1	`ns-319.awsdns-39.com awsdns-hostmaster.a`

Analysis

Hierarchy

The domain openwork.jp is parent to claude-code-otel.openwork.jp, www.openwork.jp and assets.openwork.jp.

IP Addresses

openwork.jp has two IP addresses: 13.192.16.7 and 54.248.32.103

Name Servers

The NS records for openwork.jp point to four name servers: ns-319.awsdns-39.com, ns-982.awsdns-58.net, ns-1255.awsdns-28.org and ns-2003.awsdns-58.co.uk.

At least some of openwork.jp's name servers are shared with other domains, for example drous.com, pkcollegecontai.ac.in, 251.214.13.in-addr.arpa and two more.

These name servers are often deployed together with the name servers ns1-24-ap-southeast-1.ec2-rdns.amazonaws.com, ns2-24-ap-southeast-1.ec2-rdns.amazonaws.com, ns3-24-ap-southeast-1.ec2-rdns.amazonaws.com and ns4-24-ap-southeast-1.ec2-rdns.amazonaws.com.

Four hostnames, each resolving to a pair of IP addresses: ns-319.awsdns-39.com directs to 205.251.193.63 and 2600:9000:5301:3f00::1; ns-982.awsdns-58.net directs to 205.251.195.214 and 2600:9000:5303:d600::1; ns-1255.awsdns-28.org directs to 205.251.196.231 and 2600:9000:5304:e700::1; ns-2003.awsdns-58.co.uk directs to 205.251.199.211 and 2600:9000:5307:d300::1.

Mail Servers

openwork.jp is served by two mail servers, smtp.google.com and openwork-jp.mail.protection.outlook.com.

There is at least a partial MX overlap between openwork.jp and other domains, including teambiznussoft.com, ontheleveldesign.com, absolute-websites.com and two others.

DNS names with 9 IP addresses:

smtp.google.com has IP addresses 64.233.180.26, 64.233.180.27 and 142.251.163.27, plus 6 other.

DNS names with 8 IP addresses:

openwork-jp.mail.protection.outlook.com has IP addresses 52.101.124.1, 52.101.124.5 and 52.101.157.10, plus 5 other.