daitokasei.com - robtex.com

daitokasei.com

DNSSEC⚠️ Not signed
A157.205.212.171🇯🇵 AICS157.205.212.0/23 OTSUKA CORPORATION X-Keiro: noc@aics.ad.jp X-Keiro: JPIRR-alert@ml.aics.ad.jp
PTRwebsvr157-205-212-171.alpha-prm.jp
NSskydns99.otsuka-office365.jp ⭐
A157.205.203.139🇯🇵 AICS157.205.0.0/16 PACNET (proxy-registered route object)
PTRskymst11.otsuka-office365.jp
NSskydns11.otsuka-office365.jp
A157.205.203.141🇯🇵 AICS157.205.0.0/16 PACNET (proxy-registered route object)
PTRskydns11.otsuka-office365.jp
NSskydns12.otsuka-office365.jp
A157.205.160.35🇯🇵 AICS157.205.0.0/16 PACNET (proxy-registered route object)
PTRskydns12.otsuka-office365.jp
NSskydns13.otsuka-office365.jp
A157.205.160.51🇯🇵 AICS157.205.0.0/16 PACNET (proxy-registered route object)
PTRskydns13.otsuka-office365.jp
MXdaitokasei-com.mail.protection.outlook.com ⭐
A2a01:111:f403:cc1a::1🇯🇵 Microsoft2a01:111:f000::/36
PTRmail-ty3p286cu00101.inbound.protection.outlook.com
A2a01:111:f403:cc1f::🇯🇵 Microsoft2a01:111:f000::/36
PTRmail-os9p286cu00100.inbound.protection.outlook.com
A2a01:111:f403:cc1f::1🇯🇵 Microsoft2a01:111:f000::/36
PTRmail-os0p286cu01201.inbound.protection.outlook.com
A2a01:111:f403:cc24::🇯🇵 Microsoft2a01:111:f000::/36
PTRmail-os0p286cu01300.inbound.protection.outlook.com
A52.101.124.0🇯🇵 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-tycp286cu02600.inbound.protection.outlook.com
A52.101.124.1🇯🇵 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-ty3p286cu00101.inbound.protection.outlook.com
A52.101.124.5🇯🇵 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-tyvp286cu00305.inbound.protection.outlook.com
A52.101.124.6🇯🇵 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-tyvp286cu00206.inbound.protection.outlook.com
TXTLptr7eLP0nD0YI6vs4b8aJfb1yrO8G
TXTv=spf1 ip4:157.205.212.171/32 include:spf.protection.outlook.com -all
SOAskydns99.otsuka-office365.jphostmaster@otsuka-office365.jp 2025-11-17 #1

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1778653491
WOT: SAFE (69/100)

Same first word

daitokasei.com

Similar names

daitoseika.co.jp

DNS History

11 records (6 active, 5 former)

20162017201820192020202120222023202420252026NSskydns11.otsuka-office365.jpskydns12.otsuka-office365.jpskydns13.otsuka-office365.jpskydns99.otsuka-office365.jpskydns01.otsuka-office365.jpskydns02.otsuka-office365.jpskydns03.otsuka-office365.jpskymst01.otsuka-office365.jpMXdaitokasei-com.mail.protection.outlook.comA157.205.212.171182.93.126.202
○NSskydns01.otsuka-office365.jp2015-08-10 → 2017-04-10 · 4 obs
● 2015-08-10 01:26:20
● 2017-04-10 19:31:52
○ 2026-03-28 12:07:20
○ 2026-05-13 06:47:28
○NSskydns02.otsuka-office365.jp2015-08-10 → 2017-04-10 · 4 obs
● 2015-08-10 01:26:20
● 2017-04-10 19:31:52
○ 2026-03-28 12:07:20
○ 2026-05-13 06:47:28
○NSskydns03.otsuka-office365.jp2015-08-10 → 2017-04-10 · 4 obs
● 2015-08-10 01:26:20
● 2017-04-10 19:31:52
○ 2026-03-28 12:07:20
○ 2026-05-13 06:47:28
●NSskydns11.otsuka-office365.jp2026-03-28 → 2026-05-13 · 3 obs
○ 2017-04-10 19:31:52
● 2026-03-28 12:07:20
● 2026-05-13 06:47:28
●NSskydns12.otsuka-office365.jp2026-03-28 → 2026-05-13 · 3 obs
○ 2017-04-10 19:31:52
● 2026-03-28 12:07:20
● 2026-05-13 06:47:28
●NSskydns13.otsuka-office365.jp2026-03-28 → 2026-05-13 · 3 obs
○ 2017-04-10 19:31:52
● 2026-03-28 12:07:20
● 2026-05-13 06:47:28
●NSskydns99.otsuka-office365.jp2026-03-28 → 2026-05-13 · 3 obs
○ 2017-04-10 19:31:52
● 2026-03-28 12:07:20
● 2026-05-13 06:47:28
○NSskymst01.otsuka-office365.jp2015-08-10 → 2017-04-10 · 4 obs
● 2015-08-10 01:26:20
● 2017-04-10 19:31:52
○ 2026-03-28 12:07:20
○ 2026-05-13 06:47:28
●MXdaitokasei-com.mail.protection.outlook.com2015-08-10 → 2026-05-13 · 2 obs
● 2015-08-10 01:26:20
● 2026-05-13 06:47:28
●A157.205.212.1712026-03-28 → 2026-05-13 · 3 obs
○ 2017-04-10 19:31:52
● 2026-03-28 12:07:20
● 2026-05-13 06:47:28
○A182.93.126.2022015-08-10 → 2017-04-10 · 4 obs
● 2015-08-10 01:26:20
● 2017-04-10 19:31:52
○ 2026-03-28 12:07:20
○ 2026-05-13 06:47:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comc.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net...-
daitokasei.comskydns11.otsuka-office365.jp, skydns12.otsuka-office365.jp, skydns13.otsuka-office365.jp-

✅ Authoritative Response

Server:157.205.203.141

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for daitokasei.com (unsigned zone)

⏱️ Timing

Total: 954ms | Queries: -

📄 Records

TypeCountSample Data
A1157.205.212.171
NS3skydns12.otsuka-office365.jp, skydns11.otsuka-office365.jp...
MX1daitokasei-com.mail.protection.outlook.c
TXT2Lptr7eLP0nD0YI6vs4b8aJfb1yrO8G, v=spf1 ip4:157.205.212.171/32 include:sp
SOA1skydns99.otsuka-office365.jp hostmaster.

Analysis

IP Addresses

daitokasei.com points to a single IP number: 157.205.212.171.

Other host names, for instance websvr157-205-212-171.alpha-prm.jp, share IP numbers with daitokasei.com.

Name Servers

daitokasei.com is delegated to four name servers: skydns11.otsuka-office365.jp, skydns12.otsuka-office365.jp, skydns13.otsuka-office365.jp and skydns99.otsuka-office365.jp.

daitokasei.com at least partially shares name servers with other domains, for instance hps-co.jp, mai-b.co.jp, taisei-corp.co.jp, sooki.co.jp and jbcrg.jp.

Host names with a single IP address

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

daitokasei.com is handled by a single mail server, daitokasei-com.mail.protection.outlook.com.

daitokasei-com.mail.protection.outlook.com resolves to eight IP addresses: 2a01:111:f403:cc1a::1, 2a01:111:f403:cc1f::, 2a01:111:f403:cc1f::1, 2a01:111:f403:cc24::, 52.101.124.0, 52.101.124.1, 52.101.124.5 and 52.101.124.6.