ff-sys.com - dns.ninja

`ff-sys.com`

DNSSEC	⚠️ Not signed
A	160.251.148.18^{🇯🇵 GMOOSK-NET160.251.148.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
		PTR	`www1004.onamae.ne.jp`
NS	`ns-rs1.gmoserver.jp` ⭐
		A	157.7.32.87^{🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team.}
			PTR	`ns-rs1.gmoserver.jp`
NS	`ns-rs2.gmoserver.jp`
		A	157.7.33.87^{🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team.}
			PTR	`ns-rs2.gmoserver.jp`
MX	`ffsys-com0e.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc1a::^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-tycp286cu02600.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1a::1^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-ty3p286cu00101.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1a::2^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-tyvp286cu00302.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1f::1^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-os0p286cu01201.inbound.protection.outlook.com`
		A	52.101.124.0^{🇯🇵 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tycp286cu02600.inbound.protection.outlook.com`
		A	52.101.124.1^{🇯🇵 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ty3p286cu00101.inbound.protection.outlook.com`
		A	52.101.157.10^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-os0p286cu01302.inbound.protection.outlook.com`
		A	52.101.157.11^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-os0p286cu01203.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns-rs1.gmoserver.jp`hostmaster@gmoserver.jp serial=1679282519

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1786691799

Same first word

ff-sys.com

DNS History

4 records (4 active, 0 former)

●NSns-rs1.gmoserver.jp2026-03-03 → 2026-08-14 · 2 obs

● 2026-03-03 09:24:18
● 2026-08-14 07:30:08

●NSns-rs2.gmoserver.jp2026-03-03 → 2026-08-14 · 2 obs

● 2026-03-03 09:24:18
● 2026-08-14 07:30:08

●MXffsys-com0e.mail.protection.outlook.com2026-03-03 → 2026-08-14 · 2 obs

● 2026-03-03 09:24:18
● 2026-08-14 07:30:08

●A160.251.148.182026-03-03 → 2026-08-14 · 2 obs

● 2026-03-03 09:24:18
● 2026-08-14 07:30:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, f.gtld-servers.net, m.gtld-servers.net, j.gtld-servers.net...	-
ff-sys.com	ns-rs1.gmoserver.jp, ns-rs2.gmoserver.jp	-

✅ Authoritative Response

Server:157.7.33.87

NS records: ns-rs1.gmoserver.jp, ns-rs2.gmoserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ff-sys.com (unsigned zone)

⏱️ Timing

Total: 1002ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`160.251.148.18`
NS	2	`ns-rs1.gmoserver.jp, ns-rs2.gmoserver.jp`
MX	1	`ffsys-com0e.mail.protection.outlook.com`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns-rs1.gmoserver.jp hostmaster.gmoserver`

Analysis

IP Addresses

ff-sys.com has exactly one IP address — 160.251.148.18.

4ag.jp, cell-innovator.com, kyoto-gakuren.jp plus two other host names have IP numbers in common with ff-sys.com.

Name Servers

DNS delegation for ff-sys.com points to two name servers: ns-rs1.gmoserver.jp and ns-rs2.gmoserver.jp.

The name server configuration of ff-sys.com is shared with other domains, for instance seaforce.co.jp, babworks.com, ekimaekadan.com and two others.

ns-rs1.gmoserver.jp and ns-rs2.gmoserver.jp each resolve to one IP number: ns-rs1.gmoserver.jp points to 157.7.32.87 and ns-rs2.gmoserver.jp points to 157.7.33.87.

Mail Servers

ff-sys.com uses one mail server — ffsys-com0e.mail.protection.outlook.com.

ffsys-com0e.mail.protection.outlook.com has 8 IP addresses: 52.101.124.0, 52.101.124.1, 52.101.157.10 plus 5 more.