🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`genkisystem.com`

DNSSEC	⚠️ Not signed
A	2001:4860:4802:32::15^{🇺🇸 Google2001:4860::/32}
		PTR	`any-in-2001-4860-4802-32--15.1e100.net`
A	2001:4860:4802:34::15^{🇺🇸 Google2001:4860::/32}
A	2001:4860:4802:36::15^{🇺🇸 Google2001:4860::/32}
A	2001:4860:4802:38::15^{🇺🇸 Google2001:4860::/32}
A	216.239.32.21^{🇺🇸 Google216.239.32.0/24}
A	216.239.34.21^{🇺🇸 Google216.239.34.0/24}
A	216.239.36.21^{🇺🇸 Google216.239.36.0/24}
A	216.239.38.21^{🇺🇸 Google216.239.38.0/24}
NS	`01.dnsv.jp` ⭐
		A	2400:8500:3300::53^{🇯🇵 GMO-DNS2400:8500:3300::/48 GMO Internet,inc.}
			PTR	`01.dnsv.jp`
		A	157.7.32.53^{🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team.}
			PTR	`01.dnsv.jp`
NS	`02.dnsv.jp`
		A	157.7.33.53^{🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team.}
			PTR	`02.dnsv.jp`
NS	`03.dnsv.jp`
		A	2400:8500:3000::53^{🇯🇵 GMO-DNS2400:8500:3000::/48 GMO Internet,inc.}
			PTR	`03.dnsv.jp`
		A	157.7.34.53^{🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team.}
			PTR	`03.dnsv.jp`
NS	`04.dnsv.jp`
		A	2400:8500:3fff::53^{🇯🇵 GMO-DNS2400:8500:3fff::/48 GMO Internet,inc.}
			PTR	`04.dnsv.jp`
		A	157.7.35.53^{🇯🇵 GMO-DNS157.7.35.0/24 GMO Internet,inc. Network-Team.}
			PTR	`04.dnsv.jp`
MX	`sv2324.xserver.jp` ⭐
		A	183.90.238.25^{🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.}
			PTR	`sv2324.xserver.jp`
MX	`mail.genkisystem.com`⁽²⁰⁾
		A	183.90.238.25^{🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.}
			PTR	`sv2324.xserver.jp`
TXT	`MS=B39C841C67D47CECD5D861F16FBBD652ACB7963F`
TXT	`google-site-verification=Qhveu3jMR3weLphNquHx3Hzxk7I-JUJrABG6br1y0yY`
TXT	`google-site-verification=U6D2efYqzRd-B0HqkEEGFOHY8d_h0GNY2y7oWk7lmXk`
TXT	`twilio-domain-verification=598e46239b8cc74459bf20e04be87379`
TXT	`v=spf1 +ip4:183.90.238.25 +a:sv2324.xserver.jp +mx ~all`
SOA	`01.dnsv.jp`hostmaster@dnsv.jp serial=1759896936

`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=1786911534

Previously MX for

genkisystem.com

Subdomains

mail.genkisystem.com

vn.genkisystem.com

Same first word

genkisystem.com

DNS History

21 records (14 active, 7 former)

●NS01.dnsv.jp2026-08-10 → 2026-08-16 · 3 obs

○ 2018-05-13 17:44:56
● 2026-08-10 10:43:52
● 2026-08-16 20:36:40

●NS02.dnsv.jp2026-08-10 → 2026-08-16 · 3 obs

○ 2018-05-13 17:44:56
● 2026-08-10 10:43:52
● 2026-08-16 20:36:40

●NS03.dnsv.jp2026-08-10 → 2026-08-16 · 3 obs

○ 2018-05-13 17:44:56
● 2026-08-10 10:43:52
● 2026-08-16 20:36:40

●NS04.dnsv.jp2026-08-10 → 2026-08-16 · 3 obs

○ 2018-05-13 17:44:56
● 2026-08-10 10:43:52
● 2026-08-16 20:36:40

○NSns1.xserver.jp2018-05-13 → 2018-05-13 · 3 obs

● 2018-05-13 17:44:56
○ 2026-08-10 10:43:52
○ 2026-08-16 20:36:40

○NSns2.xserver.jp2018-05-13 → 2018-05-13 · 3 obs

● 2018-05-13 17:44:56
○ 2026-08-10 10:43:52
○ 2026-08-16 20:36:40

○NSns3.xserver.jp2018-05-13 → 2018-05-13 · 3 obs

● 2018-05-13 17:44:56
○ 2026-08-10 10:43:52
○ 2026-08-16 20:36:40

○NSns4.xserver.jp2018-05-13 → 2018-05-13 · 3 obs

● 2018-05-13 17:44:56
○ 2026-08-10 10:43:52
○ 2026-08-16 20:36:40

○NSns5.xserver.jp2018-05-13 → 2018-05-13 · 3 obs

● 2018-05-13 17:44:56
○ 2026-08-10 10:43:52
○ 2026-08-16 20:36:40

○MXgenkisystem.com2018-05-13 → 2018-05-13 · 3 obs

● 2018-05-13 17:44:56
○ 2026-08-10 10:43:52
○ 2026-08-16 20:36:40

●MXmail.genkisystem.com2026-08-10 → 2026-08-16 · 3 obs

○ 2018-05-13 17:44:56
● 2026-08-10 10:43:52
● 2026-08-16 20:36:40

●MXsv2324.xserver.jp2026-08-10 → 2026-08-16 · 3 obs

○ 2018-05-13 17:44:56
● 2026-08-10 10:43:52
● 2026-08-16 20:36:40

○A183.90.238.252018-05-13 → 2018-05-13 · 3 obs

● 2018-05-13 17:44:56
○ 2026-08-10 10:43:52
○ 2026-08-16 20:36:40

●A2001:4860:4802:32::152026-08-10 → 2026-08-16 · 3 obs

○ 2018-05-13 17:44:56
● 2026-08-10 10:43:52
● 2026-08-16 20:36:40

●A2001:4860:4802:34::152026-08-10 → 2026-08-16 · 3 obs

○ 2018-05-13 17:44:56
● 2026-08-10 10:43:52
● 2026-08-16 20:36:40

●A2001:4860:4802:36::152026-08-10 → 2026-08-16 · 3 obs

○ 2018-05-13 17:44:56
● 2026-08-10 10:43:52
● 2026-08-16 20:36:40

●A2001:4860:4802:38::152026-08-10 → 2026-08-16 · 3 obs

○ 2018-05-13 17:44:56
● 2026-08-10 10:43:52
● 2026-08-16 20:36:40

●A216.239.32.212026-08-10 → 2026-08-16 · 3 obs

○ 2018-05-13 17:44:56
● 2026-08-10 10:43:52
● 2026-08-16 20:36:40

●A216.239.34.212026-08-10 → 2026-08-16 · 3 obs

○ 2018-05-13 17:44:56
● 2026-08-10 10:43:52
● 2026-08-16 20:36:40

●A216.239.36.212026-08-10 → 2026-08-16 · 3 obs

○ 2018-05-13 17:44:56
● 2026-08-10 10:43:52
● 2026-08-16 20:36:40

●A216.239.38.212026-08-10 → 2026-08-16 · 3 obs

○ 2018-05-13 17:44:56
● 2026-08-10 10:43:52
● 2026-08-16 20:36:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, g.gtld-servers.net, m.gtld-servers.net, f.gtld-servers.net...	-
genkisystem.com	01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp	-

✅ Authoritative Response

Server:157.7.35.53

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for genkisystem.com (unsigned zone)

⏱️ Timing

Total: 1104ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`216.239.32.21, 216.239.34.21...`
AAAA	4	`2001:4860:4802:32::15, 2001:4860:4802:34::15...`
NS	4	`01.dnsv.jp, 02.dnsv.jp...`
MX	2	`mail.genkisystem.com (pri: 20), sv2324.xserver.jp (pri: 10)`
TXT	5	`MS=B39C841C67D47CECD5D861F16FBBD652ACB79, google-site-verification=Qhveu3jMR3weLph...`
SOA	1	`01.dnsv.jp hostmaster.dnsv.jp`

Analysis

Hierarchy

The parent domain of mail.genkisystem.com and vn.genkisystem.com is genkisystem.com.

IP Addresses

With 8 IP addresses in total, genkisystem.com resolves to 216.239.32.21, 216.239.34.21, 216.239.36.21 and 5 other.

Among the host names that share IP numbers with genkisystem.com are kloost.com, thodac.com, calcsphere.com and two others.

Name Servers

The domain genkisystem.com is delegated to these four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.

genkisystem.com partially shares its NS delegation with several other domains, including crea-dor.co.jp, takigawa-ryokan.com, taiza.jp and two others.

Hosts with two IP numbers each:

01.dnsv.jp has two IP addresses: 157.7.32.53 and 2400:8500:3300::53.

03.dnsv.jp has two IP addresses: 157.7.34.53 and 2400:8500:3000::53.

04.dnsv.jp has two IP addresses: 157.7.35.53 and 2400:8500:3fff::53.

Hosts that resolve to one IP address:

02.dnsv.jp directs to 157.7.33.53.

Mail Servers

The MX records for genkisystem.com point to two mail servers: mail.genkisystem.com and sv2324.xserver.jp.

At least a portion of genkisystem.com's mail servers are also used by other domains, for example limb.jp.

Both mail.genkisystem.com and sv2324.xserver.jp have a single IP address, 183.90.238.25, and share it.

Host names pointing to 183.90.238.25 IP addresses: mail.genkisystem.com and sv2324.xserver.jp.

genkisystem.com - robtex.com

genkisystem.com

com

Previously MX for

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`genkisystem.com`

`com`