smartalgorithm.co.jp - dns.ninja

`smartalgorithm.co.jp`

DNSSEC	⚠️ Not signed
A	2606:50c0:8000::153^{🇺🇸 Fastly2606:50c0:8000::/48 88 Colin P Kelly Jr Street San Francisco CA 94107 United States}
A	2606:50c0:8001::153^{🇺🇸 Fastly2606:50c0:8001::/48 + 88 Colin P Kelly Jr Street San Francisco CA 94107 United States}
A	2606:50c0:8002::153^{🇺🇸 Fastly2606:50c0:8002::/48 + 88 Colin P Kelly Jr Street San Francisco CA 94107 United States}
A	2606:50c0:8003::153^{🇺🇸 Fastly2606:50c0:8003::/48 + 88 Colin P Kelly Jr Street San Francisco CA 94107 United States}
A	185.199.108.153^{🇺🇸 Fastly185.199.108.0/24 GitHub - 185.199.108.0/24}
A	185.199.109.153^{🇺🇸 Fastly185.199.109.0/24 GitHub - 185.199.109.0/24}
A	185.199.110.153^{🇺🇸 Fastly185.199.110.0/24 GitHub - 185.199.110.0/24}
A	185.199.111.153^{🇺🇸 Fastly185.199.111.0/24 GitHub - 185.199.111.0/24}
NS	`ns1.xdomain.ne.jp` ⭐
		A	157.112.147.232^{🇯🇵 XSERVER-AS157.112.144.0/21 XSERVER Inc.}
			PTR	`ns1.xdomain.ne.jp`
NS	`ns2.xdomain.ne.jp`
		A	35.75.232.118^{🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix}
			PTR	`ns2.xdomain.ne.jp`
NS	`ns3.xdomain.ne.jp`
		A	162.43.113.246^{🇯🇵 XSERVER-AS162.43.112.0/21 XSERVER Inc.}
			PTR	`ns3.xdomain.ne.jp`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c08::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bi-in-f26.1e100.net`
		A	142.251.163.26^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-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::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
TXT	`v=spf1 include:_spf.google.com ~all`
TXT	`google-site-verification=IbDKJKIRmRdwZ5P21CCwhuLdoky7QuAXLtSR59MWC04`
SOA	`ns1.xdomain.ne.jp`root@xdomain.ne.jp serial=0

`co.jp`

	DNSSEC	⚠️ Not signed
	TXT	`co.jp.`

WOT: SAFE (58/100)

Same first word

smartalgorithm.co.jp

DNS History

21 records (16 active, 5 former)

○NS01.dnsv.jp2018-06-12 → 2018-06-12 · 3 obs

● 2018-06-12 00:39:22
○ 2026-03-08 17:35:28
○ 2026-07-29 09:31:32

○NS02.dnsv.jp2018-06-12 → 2018-06-12 · 3 obs

● 2018-06-12 00:39:22
○ 2026-03-08 17:35:28
○ 2026-07-29 09:31:32

○NS03.dnsv.jp2018-06-12 → 2018-06-12 · 3 obs

● 2018-06-12 00:39:22
○ 2026-03-08 17:35:28
○ 2026-07-29 09:31:32

○NS04.dnsv.jp2018-06-12 → 2018-06-12 · 3 obs

● 2018-06-12 00:39:22
○ 2026-03-08 17:35:28
○ 2026-07-29 09:31:32

●NSns1.xdomain.ne.jp2026-03-08 → 2026-07-29 · 3 obs

○ 2018-06-12 00:39:22
● 2026-03-08 17:35:28
● 2026-07-29 09:31:32

●NSns2.xdomain.ne.jp2026-03-08 → 2026-07-29 · 3 obs

○ 2018-06-12 00:39:22
● 2026-03-08 17:35:28
● 2026-07-29 09:31:32

●NSns3.xdomain.ne.jp2026-03-08 → 2026-07-29 · 3 obs

○ 2018-06-12 00:39:22
● 2026-03-08 17:35:28
● 2026-07-29 09:31:32

●MXalt1.aspmx.l.google.com2018-06-12 → 2026-07-29 · 2 obs

● 2018-06-12 00:39:22
● 2026-07-29 09:31:32

●MXalt2.aspmx.l.google.com2018-06-12 → 2026-07-29 · 2 obs

● 2018-06-12 00:39:22
● 2026-07-29 09:31:32

●MXaspmx.l.google.com2018-06-12 → 2026-07-29 · 2 obs

● 2018-06-12 00:39:22
● 2026-07-29 09:31:32

●MXaspmx2.googlemail.com2018-06-12 → 2026-07-29 · 2 obs

● 2018-06-12 00:39:22
● 2026-07-29 09:31:32

●MXaspmx3.googlemail.com2018-06-12 → 2026-07-29 · 2 obs

● 2018-06-12 00:39:22
● 2026-07-29 09:31:32

○A128.199.247.1212018-06-12 → 2018-06-12 · 3 obs

● 2018-06-12 00:39:22
○ 2026-03-08 17:35:28
○ 2026-07-29 09:31:32

●A185.199.108.1532026-03-08 → 2026-07-29 · 3 obs

○ 2018-06-12 00:39:22
● 2026-03-08 17:35:28
● 2026-07-29 09:31:32

●A185.199.109.1532026-03-08 → 2026-07-29 · 3 obs

○ 2018-06-12 00:39:22
● 2026-03-08 17:35:28
● 2026-07-29 09:31:32

●A185.199.110.1532026-03-08 → 2026-07-29 · 3 obs

○ 2018-06-12 00:39:22
● 2026-03-08 17:35:28
● 2026-07-29 09:31:32

●A185.199.111.1532026-03-08 → 2026-07-29 · 3 obs

○ 2018-06-12 00:39:22
● 2026-03-08 17:35:28
● 2026-07-29 09:31:32

●A2606:50c0:8000::1532026-03-08 → 2026-07-29 · 3 obs

○ 2018-06-12 00:39:22
● 2026-03-08 17:35:28
● 2026-07-29 09:31:32

●A2606:50c0:8001::1532026-03-08 → 2026-07-29 · 3 obs

○ 2018-06-12 00:39:22
● 2026-03-08 17:35:28
● 2026-07-29 09:31:32

●A2606:50c0:8002::1532026-03-08 → 2026-07-29 · 3 obs

○ 2018-06-12 00:39:22
● 2026-03-08 17:35:28
● 2026-07-29 09:31:32

●A2606:50c0:8003::1532026-03-08 → 2026-07-29 · 3 obs

○ 2018-06-12 00:39:22
● 2026-03-08 17:35:28
● 2026-07-29 09:31:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	e.dns.jp, h.dns.jp, g.dns.jp, a.dns.jp...	-
smartalgorithm.co.jp	ns3.xdomain.ne.jp, ns2.xdomain.ne.jp, ns1.xdomain.ne.jp	3 records

✅ Authoritative Response

Server:35.75.232.118

NS records: ns3.xdomain.ne.jp, ns2.xdomain.ne.jp, ns1.xdomain.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for smartalgorithm.co.jp (unsigned zone)

⏱️ Timing

Total: 867ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`185.199.111.153, 185.199.108.153...`
AAAA	4	`2606:50c0:8001::153, 2606:50c0:8000::153...`
NS	3	`ns2.xdomain.ne.jp, ns3.xdomain.ne.jp...`
MX	5	`aspmx.l.google.com (pri: 1), alt2.aspmx.l.google.com (pri: 5)...`
TXT	2	`google-site-verification=IbDKJKIRmRdwZ5P, v=spf1 include:_spf.google.com ~all`
SOA	1	`ns1.xdomain.ne.jp root.xdomain.ne.jp`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns3.xdomain.ne.jp, ns2.xdomain.ne.jp, ns1.xdomain.ne.jp)

Analysis

IP Addresses

With 8 IP addresses in total, smartalgorithm.co.jp resolves to 185.199.108.153, 185.199.109.153, 185.199.110.153 and 5 other.

Among the host names that share IP numbers with smartalgorithm.co.jp are rhofvendahl.com, universitas-indonesia45.github.io, ssydw.com and two others.

Name Servers

smartalgorithm.co.jp has three name servers — ns1.xdomain.ne.jp, ns2.xdomain.ne.jp and ns3.xdomain.ne.jp.

smartalgorithm.co.jp has at least partial name server overlap with other domains, such as creeteria.com, jphf.info, zeroone.ne.jp and two others.

These name servers tend to appear together with the name servers ns1.xdomain.jp, ns2.xdomain.jp and ns3.xdomain.jp.

Each of the three hostnames points to exactly one IP address: ns1.xdomain.ne.jp points to 157.112.147.232, ns2.xdomain.ne.jp points to 35.75.232.118 and ns3.xdomain.ne.jp points to 162.43.113.246.

Mail Servers

Mail for smartalgorithm.co.jp is handled by five mail servers, namely aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

smartalgorithm.co.jp shares at least some of its mail servers with other domains — for example zania.ai, govisitfiji.com, neutralbase.com and two more.

It is common to find these mail servers paired with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 more.

Hosts with two IP numbers each:

aspmx2.googlemail.com resolves to 108.177.123.26 and 2800:3f0:4003:c0f::1b.

aspmx3.googlemail.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1a.

aspmx.l.google.com resolves to 142.251.163.26 and 2607:f8b0:4004:c08::1a.

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

alt2.aspmx.l.google.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1b.

The host names aspmx2.googlemail.com and alt1.aspmx.l.google.com both resolve to 2800:3f0:4003:c0f::1b IP addresses.

The host names aspmx3.googlemail.com and alt2.aspmx.l.google.com both resolve to 172.253.116.27 IP addresses.