`mx.futureworld.jp`

DNSSEC	⚠️ Not signed
A	219.94.240.154^{🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
		PTR	`os3-282-30650.vs.sakura.ne.jp`

`futureworld.jp`

	DNSSEC	⚠️ Not signed
	A	133.242.143.249^{🇯🇵 SAKURA-A133.242.0.0/16 (1/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan}
	NS	`master.dns.ne.jp` ⭐
	NS	`ns1.dns.ne.jp`
	NS	`ns2.dns.ne.jp`
	MX	`mx.futureworld.jp` ⭐
	TXT	`v=spf1 +ip4:219.94.240.154 a mx ~all`
	TXT	`MS=729657BC6196510DBD4CC4D358B3EE6F81BF5B03`
	SOA	`master.dns.ne.jp`tech@sakura.ad.jp 2025-09-12 #1

WOT: SAFE (61/100)

MX for

futureworld.jp

Same first word

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xm.com.cn

xm.co.za

DNS History

2 records (1 active, 1 former)

○A210.188.193.942015-08-08 → 2016-03-22 · 4 obs

● 2015-08-08 20:30:34
● 2016-03-22 22:43:14
○ 2026-03-27 13:05:18
○ 2026-04-30 02:14:50

●A219.94.240.1542026-03-27 → 2026-04-30 · 3 obs

○ 2016-03-22 22:43:14
● 2026-03-27 13:05:18
● 2026-04-30 02:14:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	g.dns.jp, f.dns.jp, e.dns.jp, d.dns.jp...	-
futureworld.jp	ns2.dns.ne.jp, ns1.dns.ne.jp	2 records

✅ Authoritative Response

Server:61.211.236.1

NS records: ns2.dns.ne.jp, ns1.dns.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for futureworld.jp (unsigned zone)

⏱️ Timing

Total: 864ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`219.94.240.154`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.dns.ne.jp, ns1.dns.ne.jp)

Analysis

Mail Server Role

mx.futureworld.jp functions as a mail server for futureworld.jp.

IP Addresses

mx.futureworld.jp resolves to one IP number: 219.94.240.154.

Other host names, for instance os3-282-30650.vs.sakura.ne.jp, share IP numbers with mx.futureworld.jp.

mx.futureworld.jp - robtex.com