`asm03.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

nipponfilm.com

ohta-works.co.jp

libic.co.jp

js-m.co.jp

nagatokogyo.co.jp

Similar names

sma03.com

msa30.com

DNS History

3 records (1 active, 2 former)

○A153.120.3.2352026-02-17 → 2026-02-17 · 4 obs

○ 2019-12-13 15:14:34
● 2026-02-17 10:01:12
○ 2026-02-20 14:44:28
○ 2026-04-24 11:26:40

●A153.120.36.1332026-02-20 → 2026-04-24 · 3 obs

○ 2026-02-17 10:01:12
● 2026-02-20 14:44:28
● 2026-04-24 11:26:40

○A211.128.110.722019-12-13 → 2019-12-13 · 3 obs

● 2019-12-13 15:14:34
○ 2026-02-17 10:01:12
○ 2026-04-24 11:26:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	b.dns.jp, a.dns.jp, d.dns.jp, f.dns.jp...	-
spamsensor.jp	ns2.coco-cloud.jp, ns1.coco-cloud.jp	-

✅ Authoritative Response

Server:160.16.135.155

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: 1287ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`153.120.36.133`

Analysis

Mail Server Role

asm03.spamsensor.jp serves as the mail server for nipponfilm.com, ohta-works.co.jp, libic.co.jp, js-m.co.jp and nagatokogyo.co.jp.

IP Addresses

asm03.spamsensor.jp points to a single IP number: 153.120.36.133.

Other host names, for instance ncccm34.spamsensor.jp, asm12.spamsensor.jp, nccch12.spamsensor.jp, mc02.spamsensor.jp and ns2m20.spamsensor.jp share IP numbers with asm03.spamsensor.jp.

asm03.spamsensor.jp - robtex.com