`sender2.lan.jp`

DNSSEC	⚠️ Not signed
A	39.110.251.131^{🇯🇵 So-net39.110.0.0/15 Sony Network Communications Inc.}
		PTR	`sender2.lan.jp`
TXT	`google-site-verification=pVo7G3kfl60mEmWTsaVE9bzc7Go-pyMg0TY3OM5pF-g`
TXT	`v=spf1 include:spf.lan.jp ~all`

`lan.jp`

	DNSSEC	⚠️ Not signed
	A	27.34.133.251^{🇯🇵 CPI-NET27.34.128.0/19 KDDI Web Communications Inc.}
	NS	`ns-537.awsdns-03.net` ⭐
	NS	`ns-1111.awsdns-10.org`
	NS	`ns-1865.awsdns-41.co.uk`
	NS	`ns-262.awsdns-32.com`
	MX	`sender2.lan.jp` ⭐
	MX	`sender.lan.jp`⁽¹⁰⁾
	MX	`k-noahmail.lan.jp`⁽²⁰⁾
	MX	`noahmail.lan.jp`⁽²⁰⁾
	MX	`yoyakumail.lan.jp`⁽²⁰⁾
	MX	`z111.secure.ne.jp`⁽⁹⁰⁾
	TXT	`globalsign-domain-verification=CjCtkTLbh5iFhiuGkVgu1SCtrlllE58ew25iIVOXo6`
	TXT	`globalsign-domain-verification=KxO8bbuwfAE93Rp9RJw38iES-CN2BrWcONkYeYf0TK`
	TXT	`globalsign-domain-verification=kL7kf8ZWtqTW4asRanynTEntG9fm3wc-CYNDBTB3VI`
	TXT	`google-site-verification=PRO4u3nIie1zsEb3dzWSFZtm9WCiJNki2FW6fFs2TZo`
	TXT	`v=spf1 +mx include:spf2.secure.ne.jp include:spf.lan.jp ~all`
	SOA	`ns-537.awsdns-03.net`awsdns-hostmaster@amazon.com serial=1

📈 Tranco rank: #202,441

PTR for

131.251.110.39.in-addr.arpa

MX for

lan.jp

Same first word

sender2.info

sender2.com

DNS History

1 record (1 active, 0 former)

●A39.110.251.1312026-03-03 → 2026-07-14 · 2 obs

● 2026-03-03 10:16:46
● 2026-07-14 12:49:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
lan.jp	ns-1111.awsdns-10.org, ns-1865.awsdns-41.co.uk, ns-262.awsdns-32.com, ns-537.awsdns-03.net	-

✅ Authoritative Response

Server:205.251.193.6

NS records: ns-1111.awsdns-10.org, ns-1865.awsdns-41.co.uk, ns-262.awsdns-32.com, ns-537.awsdns-03.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for lan.jp (unsigned zone)

⏱️ Timing

Total: 755ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`39.110.251.131`
TXT	2	`google-site-verification=pVo7G3kfl60mEmW, v=spf1 include:spf.lan.jp ~all`

Analysis

Mail Server Role

The mail server sender2.lan.jp processes email for lan.jp.

The mail servers k-noahmail.lan.jp, noahmail.lan.jp and sender.lan.jp are commonly grouped with sender2.lan.jp.

IP Addresses

sender2.lan.jp resolves to just one IP address, 39.110.251.131.

sender2.lan.jp - robtex.com

sender2.lan.jp

lan.jp