`asm13.spamsensor.jp`

DNSSEC	⚠️ Not signed
A	153.120.36.133^{🇯🇵 SAKURA-A153.120.0.0/17 (2/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan}
		PTR	`mc02.spamsensor.jp`

`spamsensor.jp`

	DNSSEC	⚠️ Not signed
	A	153.126.163.110^{🇯🇵 SAKURA-A153.126.128.0/17 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan}
	NS	`ns1.coco-cloud.jp` ⭐
	NS	`ns2.coco-cloud.jp`
	MX	`scr01.spamsensor.jp` ⭐
	TXT	`v=spf1 +ip4:153.126.163.110 +ip4:153.120.36.133 +include:rlspf.coco-cloud.jp ...`
	SOA	`ns1.coco-cloud.jp`info@net-com.ad.jp 2026-03-15 #0

MX for

sanmoku.co.jp

kk-iruka.co.jp

yamakatu-k.co.jp

Previously MX for

f-kotobuki.co.jp

Same first word

asm13.com

asm13.org

Similar names

sma13.com

sa1m3.com

3mas1.com

asm31.fr

sam13.com

DNS History

2 records (1 active, 1 former)

○A153.120.3.2352026-03-26 → 2026-04-30 · 2 obs

○ 2026-03-26 12:08:02
○ 2026-04-30 01:12:48

●A153.120.36.1332026-03-26 → 2026-04-30 · 2 obs

● 2026-03-26 12:08:02
● 2026-04-30 01:12:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	g.dns.jp, f.dns.jp, e.dns.jp, d.dns.jp...	-
spamsensor.jp	ns2.coco-cloud.jp, ns1.coco-cloud.jp	-

✅ Authoritative Response

Server:153.122.56.15

NS records: ns2.coco-cloud.jp, ns1.coco-cloud.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for spamsensor.jp (unsigned zone)

⏱️ Timing

Total: 1424ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`153.120.36.133`

Analysis

Mail Server Role

asm13.spamsensor.jp serves as the mail server for sanmoku.co.jp, kk-iruka.co.jp and yamakatu-k.co.jp.

IP Addresses

asm13.spamsensor.jp resolves to one IP number: 153.120.36.133.

other host names including asm05.spamsensor.jp, ncccm40.spamsensor.jp, ns2m14.spamsensor.jp, www15119uj.sakura.ne.jp and asm04.spamsensor.jp share IP numbers with asm13.spamsensor.jp.

asm13.spamsensor.jp - robtex.com