`mx1.ys-human.com`

DNSSEC	⚠️ Not signed
A	153.142.57.20^{🇯🇵 OCN153.128.0.0/10 (AS4713) CIDR BLOCK NTT Communications Corporation OTEMACHI PLACE WEST TOWER 2-3-1 Otemachi, Chiyoda-ku Tokyo 100-8019 JAPAN}
		PTR	`p17020-ipngnfx01fukuokachu.fukuoka.ocn.ne.jp`

`ys-human.com`

	DNSSEC	⚠️ Not signed
	A	163.43.87.199^{🇯🇵 SAKURA-B163.43.0.0/16 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan}
	NS	`01.dnsv.jp` ⭐
	NS	`02.dnsv.jp`
	NS	`03.dnsv.jp`
	NS	`04.dnsv.jp`
	MX	`mx1.ys-human.com` ⭐
	MX	`mx2.ys-human.com`⁽²⁰⁾
	TXT	`v=spf1 +ip4:153.142.57.20 +ip4:203.135.195.165 ~all`
	SOA	`01.dnsv.jp`hostmaster@dnsv.jp serial=1762053022

MX for

ys-human.com

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DNS History

1 record (1 active, 0 former)

●A153.142.57.202026-03-28 → 2026-03-29 · 2 obs

● 2026-03-28 22:26:46
● 2026-03-29 03:18:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, m.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net...	-
ys-human.com	01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp	-

✅ Authoritative Response

Server:157.7.32.53

NS records: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ys-human.com (unsigned zone)

⏱️ Timing

Total: 1021ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`153.142.57.20`

Analysis

Mail Server Role

mx1.ys-human.com is the mail server for ys-human.com.

mx2.ys-human.com is a mail server commonly used with mx1.ys-human.com.

IP Addresses

mx1.ys-human.com resolves to one IP number: 153.142.57.20.

Other host names, for instance p17020-ipngnfx01fukuokachu.fukuoka.ocn.ne.jp, share IP numbers with mx1.ys-human.com.

mx1.ys-human.com - robtex.com

mx1.ys-human.com

ys-human.com