`sunco-spring.co.jp`

DNSSEC	⚠️ Not signed
A	183.181.89.84^{🇯🇵 XSERVER-AS183.181.88.0/23 XSERVER Inc.}
		PTR	`sv8243.xserver.jp`
NS	`skydns99.otsuka-office365.jp` ⭐
		A	157.205.203.139^{🇯🇵 AICS157.205.0.0/16 PACNET (proxy-registered route object)}
			PTR	`skymst11.otsuka-office365.jp`
NS	`skydns11.otsuka-office365.jp`
		A	157.205.203.141^{🇯🇵 AICS157.205.0.0/16 PACNET (proxy-registered route object)}
			PTR	`skydns11.otsuka-office365.jp`
NS	`skydns12.otsuka-office365.jp`
		A	157.205.160.35^{🇯🇵 AICS157.205.0.0/16 PACNET (proxy-registered route object)}
			PTR	`skydns12.otsuka-office365.jp`
NS	`skydns13.otsuka-office365.jp`
		A	157.205.160.51^{🇯🇵 AICS157.205.0.0/16 PACNET (proxy-registered route object)}
			PTR	`skydns13.otsuka-office365.jp`
MX	`suncospring-co-jp01c.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc1a::1^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-ty3p286cu00101.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	2a01:111:f403:cc1f::1^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-os0p286cu01201.inbound.protection.outlook.com`
		A	52.101.124.5^{🇯🇵 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tyvp286cu00305.inbound.protection.outlook.com`
		A	52.101.124.6^{🇯🇵 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tyvp286cu00206.inbound.protection.outlook.com`
		A	52.101.157.10^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-os0p286cu01302.inbound.protection.outlook.com`
		A	52.101.157.40^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-os9p286cu00100.inbound.protection.outlook.com`
TXT	`MS=ms99899484`
TXT	`v=spf1 include:spf.protection.outlook.com +a:sv8243.xserver.jp +a:sunco-sprin...`
TXT	`google-site-verification=QqJLYqgASCPq4aHZprPRRgfPVrR2YAENzyFIl7UiLpc`
SOA	`skydns99.otsuka-office365.jp`hostmaster@otsuka-office365.jp 2026-03-31 #2

`co.jp`

	DNSSEC	⚠️ Not signed
	TXT	`co.jp.`

WOT: SAFE (70/100)
WOT: SAFE (58/100)

Subdomains

www.sunco-spring.co.jp

Same first word

sunco-spring.co.jp

DNS History

17 records (6 active, 11 former)

○NSfjkdns01.alpha-prm.jp2015-07-01 → 2017-01-18 · 4 obs

● 2015-07-01 06:35:54
● 2017-01-18 17:18:00
○ 2019-03-05 20:08:32
○ 2026-04-14 07:46:54

○NSfjkdns02.alpha-prm.jp2015-07-01 → 2017-01-18 · 4 obs

● 2015-07-01 06:35:54
● 2017-01-18 17:18:00
○ 2019-03-05 20:08:32
○ 2026-04-14 07:46:54

○NSfjkdns03.alpha-prm.jp2015-07-01 → 2017-01-18 · 4 obs

● 2015-07-01 06:35:54
● 2017-01-18 17:18:00
○ 2019-03-05 20:08:32
○ 2026-04-14 07:46:54

○NSfjkdns11.alpha-prm.jp2019-03-05 → 2019-03-05 · 4 obs

○ 2017-01-18 17:18:00
● 2019-03-05 20:08:32
○ 2026-02-27 09:28:32
○ 2026-04-14 07:46:54

○NSfjkdns12.alpha-prm.jp2019-03-05 → 2019-03-05 · 4 obs

○ 2017-01-18 17:18:00
● 2019-03-05 20:08:32
○ 2026-02-27 09:28:32
○ 2026-04-14 07:46:54

○NSfjkdns13.alpha-prm.jp2019-03-05 → 2019-03-05 · 4 obs

○ 2017-01-18 17:18:00
● 2019-03-05 20:08:32
○ 2026-02-27 09:28:32
○ 2026-04-14 07:46:54

○NSfjkdns99.alpha-prm.jp2019-03-05 → 2019-03-05 · 4 obs

○ 2017-01-18 17:18:00
● 2019-03-05 20:08:32
○ 2026-02-27 09:28:32
○ 2026-04-14 07:46:54

○NSfjkmst01.alpha-prm.jp2015-07-01 → 2017-01-18 · 4 obs

● 2015-07-01 06:35:54
● 2017-01-18 17:18:00
○ 2019-03-05 20:08:32
○ 2026-04-14 07:46:54

●NSskydns11.otsuka-office365.jp2026-02-27 → 2026-04-14 · 3 obs

○ 2019-03-05 20:08:32
● 2026-02-27 09:28:32
● 2026-04-14 07:46:54

●NSskydns12.otsuka-office365.jp2026-02-27 → 2026-04-14 · 3 obs

○ 2019-03-05 20:08:32
● 2026-02-27 09:28:32
● 2026-04-14 07:46:54

●NSskydns13.otsuka-office365.jp2026-02-27 → 2026-04-14 · 3 obs

○ 2019-03-05 20:08:32
● 2026-02-27 09:28:32
● 2026-04-14 07:46:54

●NSskydns99.otsuka-office365.jp2026-02-27 → 2026-04-14 · 3 obs

○ 2019-03-05 20:08:32
● 2026-02-27 09:28:32
● 2026-04-14 07:46:54

○MXmxi.alpha-prm.jp2015-07-01 → 2019-03-05 · 4 obs

● 2015-07-01 06:35:54
● 2019-03-05 20:08:32
○ 2026-02-27 09:28:32
○ 2026-04-14 07:46:54

●MXsuncospring-co-jp01c.mail.protection.outlook.com2026-02-27 → 2026-04-14 · 3 obs

○ 2019-03-05 20:08:32
● 2026-02-27 09:28:32
● 2026-04-14 07:46:54

○A153.126.196.1542019-03-05 → 2019-03-05 · 4 obs

○ 2017-01-18 17:18:00
● 2019-03-05 20:08:32
○ 2026-02-27 09:28:32
○ 2026-04-14 07:46:54

●A183.181.89.842026-02-27 → 2026-04-14 · 3 obs

○ 2019-03-05 20:08:32
● 2026-02-27 09:28:32
● 2026-04-14 07:46:54

○A27.0.47.1272015-07-01 → 2017-01-18 · 4 obs

● 2015-07-01 06:35:54
● 2017-01-18 17:18:00
○ 2019-03-05 20:08:32
○ 2026-04-14 07:46:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	c.dns.jp, h.dns.jp, g.dns.jp, f.dns.jp...	-
sunco-spring.co.jp	skydns13.otsuka-office365.jp, skydns11.otsuka-office365.jp, skydns12.otsuka-office365.jp	3 records

✅ Authoritative Response

Server:157.205.160.51

NS records: skydns13.otsuka-office365.jp, skydns11.otsuka-office365.jp, skydns12.otsuka-office365.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sunco-spring.co.jp (unsigned zone)

⏱️ Timing

Total: 508ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`183.181.89.84`
NS	3	`skydns11.otsuka-office365.jp, skydns12.otsuka-office365.jp...`
MX	1	`suncospring-co-jp01c.mail.protection.out`
TXT	3	`google-site-verification=QqJLYqgASCPq4aH, v=spf1 include:spf.protection.outlook.co...`
SOA	1	`skydns99.otsuka-office365.jp hostmaster.`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (skydns13.otsuka-office365.jp, skydns12.otsuka-office365.jp, skydns11.otsuka-office365.jp)

Analysis

Hierarchy

sunco-spring.co.jp is the parent of www.sunco-spring.co.jp.

IP Addresses

sunco-spring.co.jp resolves to a single IP address: 183.181.89.84.

Other host names including nanaha.net, www.nakamoto-kyosei.com, ag-h.net, yuengine.com and emu-planning.com share IP numbers with sunco-spring.co.jp.

Name Servers

sunco-spring.co.jp is delegated to four name servers: skydns11.otsuka-office365.jp, skydns12.otsuka-office365.jp, skydns13.otsuka-office365.jp and skydns99.otsuka-office365.jp.

sunco-spring.co.jp at least partially shares name servers with other domains, including ict-co.co.jp, olinas.co.jp, jiban-chosa.co.jp, nteg.co.jp and espa-techno.co.jp.

Hostnames with a single IP:

skydns11.otsuka-office365.jp points to 157.205.203.141

skydns12.otsuka-office365.jp points to 157.205.160.35

skydns13.otsuka-office365.jp points to 157.205.160.51

skydns99.otsuka-office365.jp points to 157.205.203.139

Mail Servers

sunco-spring.co.jp is handled by a single mail server, suncospring-co-jp01c.mail.protection.outlook.com.

Hostname suncospring-co-jp01c.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:cc1a::1, 2a01:111:f403:cc1a::3, 2a01:111:f403:cc1f::, 2a01:111:f403:cc1f::1, 52.101.124.5, 52.101.124.6, 52.101.157.10 and 52.101.157.40.

sunco-spring.co.jp - robtex.com