optimasolutions.jp - dns.ninja

`optimasolutions.jp`

DNSSEC	⚠️ Not signed
A	59.106.13.15^{🇯🇵 SAKURA-B59.106.0.0/17 (7-0/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan}
		PTR	`www385.sakura.ne.jp`
NS	`master.dns.ne.jp` ⭐
		A	210.224.172.18^{🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`master.dns.ne.jp`
NS	`ns1.dns.ne.jp`
		A	61.211.236.1^{🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`ns1.dns.ne.jp`
NS	`ns2.dns.ne.jp`
		A	133.167.21.1^{🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan}
			PTR	`ns2.dns.ne.jp`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1f::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f26.1e100.net`
		A	172.253.122.26^{🇺🇸 Google172.253.122.0/24}
			PTR	`bh-in-f26.1e100.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::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.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::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`v=spf1 a include:_spf.google.com include:spf.mta.hdems.com ~all`
TXT	`MS=ms32596021`
TXT	`00D100000004WCd=1TBRC00000002TF`
SOA	`master.dns.ne.jp`tech@sakura.ad.jp 2026-03-06 #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=1781712002

Same first word

optimasolutions.de

optimasolutions.com

optimasolutions.es

optimasolutions.eu

optimasolutions.net

optimasolutions.co.za

optimasolutions.ch

optimasolutions.jp

optimasolutions.cz

DNS History

12 records (9 active, 3 former)

●NSmaster.dns.ne.jp2015-06-24 → 2026-06-17 · 2 obs

● 2015-06-24 11:48:08
● 2026-06-17 16:21:20

●NSns1.dns.ne.jp2015-06-24 → 2026-06-17 · 2 obs

● 2015-06-24 11:48:08
● 2026-06-17 16:21:20

●NSns2.dns.ne.jp2015-06-24 → 2026-06-17 · 2 obs

● 2015-06-24 11:48:08
● 2026-06-17 16:21:20

●MXalt1.aspmx.l.google.com2026-03-18 → 2026-06-17 · 3 obs

○ 2017-04-09 13:38:36
● 2026-03-18 03:10:52
● 2026-06-17 16:21:20

●MXalt2.aspmx.l.google.com2026-03-18 → 2026-06-17 · 3 obs

○ 2017-04-09 13:38:36
● 2026-03-18 03:10:52
● 2026-06-17 16:21:20

●MXalt3.aspmx.l.google.com2026-03-18 → 2026-06-17 · 3 obs

○ 2017-04-09 13:38:36
● 2026-03-18 03:10:52
● 2026-06-17 16:21:20

●MXalt4.aspmx.l.google.com2026-03-18 → 2026-06-17 · 3 obs

○ 2017-04-09 13:38:36
● 2026-03-18 03:10:52
● 2026-06-17 16:21:20

●MXaspmx.l.google.com2026-03-18 → 2026-06-17 · 3 obs

○ 2017-04-09 13:38:36
● 2026-03-18 03:10:52
● 2026-06-17 16:21:20

○MXmi1.optimasolutions.hdemail.jp2015-06-24 → 2017-04-09 · 4 obs

● 2015-06-24 11:48:08
● 2017-04-09 13:38:36
○ 2026-03-18 03:10:52
○ 2026-06-17 16:21:20

○MXmi2.optimasolutions.hdemail.jp2015-06-24 → 2017-04-09 · 4 obs

● 2015-06-24 11:48:08
● 2017-04-09 13:38:36
○ 2026-03-18 03:10:52
○ 2026-06-17 16:21:20

○A123.60.191.462015-06-24 → 2015-06-24 · 3 obs

● 2015-06-24 11:48:08
○ 2026-03-18 03:10:52
○ 2026-06-17 16:21:20

●A59.106.13.152015-06-24 → 2026-06-17 · 2 obs

● 2015-06-24 11:48:08
● 2026-06-17 16:21:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	h.dns.jp, a.dns.jp, d.dns.jp, g.dns.jp...	-
optimasolutions.jp	ns2.dns.ne.jp, ns1.dns.ne.jp	2 records

✅ Authoritative Response

Server:133.167.21.1

NS records: ns2.dns.ne.jp, ns1.dns.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for optimasolutions.jp (unsigned zone)

⏱️ Timing

Total: 544ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`59.106.13.15`
NS	2	`ns1.dns.ne.jp, ns2.dns.ne.jp`
MX	5	`aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)...`
TXT	3	`v=spf1 a include:_spf.google.com include, MS=ms32596021...`
SOA	1	`master.dns.ne.jp tech.sakura.ad.jp`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.dns.ne.jp, ns2.dns.ne.jp)

Analysis

IP Addresses

optimasolutions.jp resolves to just one IP address, 59.106.13.15.

Two other host names, along with kankatsu.jp, asotus.com and yutaka2much.com, also share IP numbers with optimasolutions.jp.

Name Servers

optimasolutions.jp carries NS records delegating to master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

At least some of optimasolutions.jp's name servers are shared with other domains, for example 7.7.0.0.7.6.1.0.3.3.1.0.f.0.9.1.2.0.2.0.0.0.a.3.3.0.4.2.ip6.arpa, lawyers-works.com, toraya21shizuoka.sakura.ne.jp and two more.

master.dns.ne.jp points to 210.224.172.18; ns1.dns.ne.jp points to 61.211.236.1; ns2.dns.ne.jp points to 133.167.21.1 — each hostname maps to exactly one IP address.

Mail Servers

optimasolutions.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 optimasolutions.jp and other domains, including ns500821.ns500841.ns500794.ns500794.ns500795.ns500821.ns500821.ns500821.ns500795.ns500795.ns500795.ns500790.ns500795.lustypartnersfinder.com, hadorot.org.il, pubadvocate.nyc.gov and two others.

These mail servers tend to appear in combination with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 others.

Host names that have two IP addresses:

aspmx.l.google.com resolves to two addresses: 172.253.122.26 and 2607:f8b0:4004:c1f::1a.

alt1.aspmx.l.google.com resolves to two addresses: 108.177.123.27 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com resolves to two addresses: 192.178.223.27 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com resolves to two addresses: 172.253.157.27 and 2a00:1450:400c:c23::1a.