caitech.jp - dns.ninja

`caitech.jp`

DNSSEC	⚠️ Not signed
A	202.254.236.98^{🇯🇵 XSERVER-AS202.254.236.0/22 XSERVER Inc.}
NS	`ns1.xserver.jp` ⭐
		A	202.226.36.164^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
		A	202.226.36.170^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
		A	202.226.36.246^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns1.xserver.jp`
NS	`ns2.xserver.jp`
		A	35.72.43.26^{🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix}
			PTR	`ns2.xserver.jp`
NS	`ns3.xserver.jp`
		A	202.226.36.247^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns3.xserver.jp`
NS	`ns4.xserver.jp`
		A	183.90.224.226^{🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.}
		A	183.90.224.230^{🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.}
		A	202.226.39.247^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns4.xserver.jp`
NS	`ns5.xserver.jp`
		A	157.112.182.218^{🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.}
		A	157.112.182.220^{🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.}
		A	202.226.37.247^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns5.xserver.jp`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c21::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f26.1e100.net`
		A	142.250.31.27^{🇺🇸 Google142.250.31.0/24}
			PTR	`bj-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 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::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.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	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`MS=06B6AD7F21121BEE6E5A1E515581F9532942C3FE`
TXT	`anthropic-domain-verification-5bmzvb=E35UwxUsFHzLJmr6y22vZ7WKg`
TXT	`v=spf1 include:_spf.google.com include:mktomail.com include:example.com inclu...`
SOA	`ns1.xserver.jp`root@sv0.xserver.jp serial=0

`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=1781928902

Previously MX for

caitech.jp

Subdomains

msc.caitech.jp

Same first word

caitech.net

caitech.co.jp

caitech.jp

caitech.com

caitech.id

caitech.nl

Similar names

acitech.com

techica.us

iactech.net

chatice.com

atechic.com

cacheit.de

theicca.co.uk

acitech.fr

techcai.com

icechat.net

chictea.com

thcaiec.net

teacchi.com

acitech.com.mx

icatech.gob.mx

cacheit.biz

icatech.edu.mx

aictech.cn

iactech.com.cn

citeach.com

icechat.de

catchie.com

achitec.com

acitech.org

ceichat.com

chiatec.com

ciatech.com.mx

icatech.com

ciatech.com

aictech.in

icechat.co.uk

acitech.hu

catechi.com

acitech.co.za

ciatech.com.br

chiatec.net

aitecch.com

actechi.com

hectica.com

icatech.eu

techica.com

icteach.org

icechat.com

itcache.de

cacheit.com

iactech.cn

icatech.com.mx

icatech.dk

itechca.com

eccthai.com

aictech.com

iactech.com

chiatec.de

DNS History

12 records (11 active, 1 former)

●NSns1.xserver.jp2018-12-06 → 2026-06-20 · 2 obs

● 2018-12-06 04:25:50
● 2026-06-20 05:16:12

●NSns2.xserver.jp2018-12-06 → 2026-06-20 · 2 obs

● 2018-12-06 04:25:50
● 2026-06-20 05:16:12

●NSns3.xserver.jp2018-12-06 → 2026-06-20 · 2 obs

● 2018-12-06 04:25:50
● 2026-06-20 05:16:12

●NSns4.xserver.jp2018-12-06 → 2026-06-20 · 2 obs

● 2018-12-06 04:25:50
● 2026-06-20 05:16:12

●NSns5.xserver.jp2018-12-06 → 2026-06-20 · 2 obs

● 2018-12-06 04:25:50
● 2026-06-20 05:16:12

●MXalt1.aspmx.l.google.com2026-02-16 → 2026-06-20 · 3 obs

○ 2018-12-06 04:25:50
● 2026-02-16 17:04:14
● 2026-06-20 05:16:12

●MXalt2.aspmx.l.google.com2026-02-16 → 2026-06-20 · 3 obs

○ 2018-12-06 04:25:50
● 2026-02-16 17:04:14
● 2026-06-20 05:16:12

●MXalt3.aspmx.l.google.com2026-02-16 → 2026-06-20 · 3 obs

○ 2018-12-06 04:25:50
● 2026-02-16 17:04:14
● 2026-06-20 05:16:12

●MXalt4.aspmx.l.google.com2026-02-16 → 2026-06-20 · 3 obs

○ 2018-12-06 04:25:50
● 2026-02-16 17:04:14
● 2026-06-20 05:16:12

●MXaspmx.l.google.com2026-02-16 → 2026-06-20 · 3 obs

○ 2018-12-06 04:25:50
● 2026-02-16 17:04:14
● 2026-06-20 05:16:12

○MXcaitech.jp2018-12-06 → 2018-12-06 · 3 obs

● 2018-12-06 04:25:50
○ 2026-02-16 17:04:14
○ 2026-06-20 05:16:12

●A202.254.236.982018-12-06 → 2026-06-20 · 2 obs

● 2018-12-06 04:25:50
● 2026-06-20 05:16:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp...	-
caitech.jp	ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...	11 records

✅ Authoritative Response

Server:183.90.224.226

NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for caitech.jp (unsigned zone)

⏱️ Timing

Total: 1320ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`202.254.236.98`
NS	5	`ns2.xserver.jp, ns3.xserver.jp...`
MX	5	`ASPMX.L.GOOGLE.COM (pri: 1), ALT4.ASPMX.L.GOOGLE.COM (pri: 10)...`
TXT	3	`MS=06B6AD7F21121BEE6E5A1E515581F9532942C, anthropic-domain-verification-5bmzvb=E35...`
SOA	1	`ns1.xserver.jp root.sv0.xserver.jp`

📌 Glue Records Collected

Total: 11

Out-of-bailiwick: 11 (ns1.xserver.jp, ns1.xserver.jp, ns1.xserver.jp...)

Analysis

Hierarchy

caitech.jp is a parent domain of msc.caitech.jp.

IP Addresses

caitech.jp resolves to one IP address: 202.254.236.98.

roudou.net, sv5097.xserver.jp, habatrip.com and two other host names share IP numbers with caitech.jp.

Name Servers

caitech.jp has five name servers, which are ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.

caitech.jp shares at least some of its name servers with other domains, including creer-lavenir.com, inti.jp, dammania.net and two others.

These name servers are frequently paired with the name servers ns4.xserver.jp and ns5.xserver.jp.

Hostnames that resolve to three IP addresses:

ns1.xserver.jp maps to three IP addresses: 202.226.36.164, 202.226.36.170 and 202.226.36.246.

ns4.xserver.jp maps to three IP addresses: 183.90.224.226, 183.90.224.230 and 202.226.39.247.

ns5.xserver.jp maps to three IP addresses: 157.112.182.218, 157.112.182.220 and 202.226.37.247.

Hosts with just one IP address:

ns2.xserver.jp resolves to the IP address 35.72.43.26.

ns3.xserver.jp resolves to the IP address 202.226.36.247.

Mail Servers

caitech.jp is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

caitech.jp has at least partial mail server overlap with other domains such as ns500754.ns500671.ns500671.ns500704.ns500671.ns500704.ns500678.ns500291.ns500142.lusty(0x736c7574)z.com, ns500731.ns500742.ns500742.ns500731.ns500742.ns500704.ns500688.ns500678.ns500678.ns500671.ns500666.ns500153.tenderladiesbz.com, katesellsnashville.com and two more.

The mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are commonly seen alongside these mail servers.

Hostnames that resolve to two IP addresses:

The A records for aspmx.l.google.com return 142.250.31.27 and 2607:f8b0:4004:c21::1a.

The A records for alt1.aspmx.l.google.com return 108.177.123.27 and 2800:3f0:4003:c0f::1a.

The A records for alt2.aspmx.l.google.com return 172.253.116.26 and 2a00:1450:400b:c02::1a.

The A records for alt3.aspmx.l.google.com return 192.178.223.26 and 2a00:1450:4009:c0f::1b.

The A records for alt4.aspmx.l.google.com return 172.253.157.26 and 2a00:1450:400c:c23::1a.