`mail.suma-lifeworld.com`

CNAME	`suma-lifeworld.com`
DNSSEC	⚠️ Not signed
A	49.212.243.108^{🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
		PTR	`www3598.sakura.ne.jp`
NS	`master.dns.ne.jp` ⭐
		A	210.224.172.18^{🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`master.dns.ne.jp`
NS	`ns1.dns.ne.jp`
		A	61.211.236.1^{🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`ns1.dns.ne.jp`
NS	`ns2.dns.ne.jp`
		A	133.167.21.1^{🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan}
			PTR	`ns2.dns.ne.jp`
MX	`suma-lifeworld.com` ⭐
		A	49.212.243.108^{🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`www3598.sakura.ne.jp`
TXT	`v=spf1 a:www3598.sakura.ne.jp mx ~all`
SOA	`master.dns.ne.jp`tech@sakura.ad.jp 2023-10-12 #14

`suma-lifeworld.com`

	DNSSEC	⚠️ Not signed
	A	49.212.243.108^{🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
	NS	`master.dns.ne.jp` ⭐
	NS	`ns1.dns.ne.jp`
	NS	`ns2.dns.ne.jp`
	MX	`suma-lifeworld.com` ⭐
	TXT	`v=spf1 a:www3598.sakura.ne.jp mx ~all`
	SOA	`master.dns.ne.jp`tech@sakura.ad.jp 2023-10-12 #14

Previously MX for

suma-lifeworld.com

Same first word

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DNS History

2 records (1 active, 1 former)

○A202.230.9.1812015-05-30 → 2016-04-18 · 3 obs

● 2015-05-30 16:47:06
● 2016-04-18 15:11:54
○ 2026-04-14 04:43:46

●CNAMEsuma-lifeworld.com2026-04-14 → 2026-04-14 · 1 obs

● 2026-04-14 04:43:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
suma-lifeworld.com	ns1.dns.ne.jp, ns2.dns.ne.jp	-

✅ Authoritative Response

Server:61.211.236.1

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for suma-lifeworld.com (unsigned zone)

⏱️ Timing

Total: 386ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`suma-lifeworld.com`

Analysis

IP Addresses

mail.suma-lifeworld.com points to IP number: 49.212.243.108.

Other host names such as l-frost.net, yamato-d.co.jp, mx.cliff-stage.com, the-manhattan.co.jp and mx.playback-theatre-tomorrow.net share IPs with mail.suma-lifeworld.com.

Name Servers

mail.suma-lifeworld.com is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

mail.suma-lifeworld.com at least partially shares name servers with other domains, for instance youunji.com, tokushimasake.com, somatic-y.com, hakatakawaya.com and magokoro-dental.com.

Host names with a single IP:

master.dns.ne.jp points to: 210.224.172.18.

ns1.dns.ne.jp points to: 61.211.236.1.

ns2.dns.ne.jp points to: 133.167.21.1.

Mail Servers

mail.suma-lifeworld.com is handled by a single mail server, suma-lifeworld.com.

The mail server setup for mail.suma-lifeworld.com mirrors that of other domains, for instance suma-lifeworld.com.

suma-lifeworld.com points to a single IP: 49.212.243.108.

mail.suma-lifeworld.com - robtex.com