mail.fourin.com - robtex.com

mail.fourin.com

DNSSEC⚠️ Not signed
A49.212.235.92🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww3382.sakura.ne.jp
MXfourincommail.sakura.ne.jp ⭐
A2403:3a00:101:21:49:212:235:92🇯🇵 SAKURA-C2403:3a00::/32 SAKURA Internet // OSAKA BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRwww3382.sakura.ne.jp
A49.212.235.92🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww3382.sakura.ne.jp
TXTv=spf1 ip4:49.212.153.90 ip4:49.212.169.204 ip4:49.212.191.115 ip4:49.212.235...

fourin.com

DNSSEC⚠️ Not signed
A133.167.74.175🇯🇵 SAKURA-C133.167.0.0/16 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan
NSskydns99.otsuka-office365.jp ⭐
NSskydns11.otsuka-office365.jp
NSskydns12.otsuka-office365.jp
NSskydns13.otsuka-office365.jp
MXfourin-com.mail.protection.outlook.com ⭐
TXTv=spf1 include:spf.bmv.jp include:spf.protection.outlook.com ip4:133.167.39.1...
SOAskydns99.otsuka-office365.jphostmaster@otsuka-office365.jp 2025-12-17 #1
WOT: SAFE (60/100)

Previously MX for

fourin.com

Same first word

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DNS History

3 records (2 active, 1 former)

20162017201820192020202120222023202420252026MXfourincommail.sakura.ne.jpA49.212.235.92119.18.220.53
●MXfourincommail.sakura.ne.jp2026-03-31 → 2026-04-01 · 2 obs
● 2026-03-31 02:58:48
● 2026-04-01 13:24:26
○A119.18.220.532015-10-18 → 2016-07-24 · 4 obs
● 2015-10-18 11:00:04
● 2016-07-24 03:34:44
○ 2026-03-31 02:58:48
○ 2026-04-01 13:24:26
●A49.212.235.922026-03-31 → 2026-04-01 · 3 obs
○ 2016-07-24 03:34:44
● 2026-03-31 02:58:48
● 2026-04-01 13:24:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
fourin.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 fourin.com (unsigned zone)

⏱️ Timing

Total: 1076ms | Queries: -

📄 Records

TypeCountSample Data
A149.212.235.92
MX1fourincommail.sakura.ne.jp (pri: 10)
TXT1v=spf1 ip4:49.212.153.90 ip4:49.212.169.

Analysis

IP Addresses

mail.fourin.com points to a single IP address: 49.212.235.92.

Other host names such as as-kubo.sakura.ne.jp, maruta-tsushin.sakura.ne.jp, msv-im00175.sakura.ne.jp, mail.ogsc.net and nico.bz share IPs with mail.fourin.com.

Mail Servers

The fourincommail.sakura.ne.jp mail server handles mail.fourin.com.

The mail server setup for mail.fourin.com is the same as that of other domains, for instance fourincommail.sakura.ne.jp.

fourincommail.sakura.ne.jp points to two IP numbers: 2403:3a00:101:21:49:212:235:92 and 49.212.235.92.