`jan-net.com`

DNSSEC	⚠️ Not signed
A	203.183.199.24^{🇯🇵 IDC203.183.192.0/18 Frontier Inc.}
		PTR	`sv203183199024.ssl-link.jp`
NS	`ns.jan-net.com` ⭐
NS	`ns1.dns-domain.jp`
		A	202.218.51.200^{🇯🇵 IDC202.218.48.0/22 Frontier Inc.}
NS	`ns2.dns-domain.jp`
		A	202.218.231.250^{🇯🇵 IDC202.218.224.0/20 Frontier Inc.}
NS	`ns3.dns-domain.jp`
		A	202.218.51.230^{🇯🇵 IDC202.218.48.0/22 Frontier Inc.}
NS	`ns4.dns-domain.jp`
		A	203.183.41.66^{🇯🇵 IDC203.183.32.0/20 Frontier Inc.}
NS	`ns5.dns-domain.jp`
		A	203.183.41.39^{🇯🇵 IDC203.183.32.0/20 Frontier Inc.}
MX	`mail.jan-net.com` ⭐
		A	203.137.75.19^{🇯🇵 IDC203.137.64.0/20 Frontier Inc.}
			PTR	`sv203137075019.extlink.co.jp`
TXT	`v=spf1 a mx +ip4:202.234.142.38 ~all`
SOA	`ns.jan-net.com`postmaster@jan-net.com 2010-01-28 #30

`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=1774555127

Subdomains

mail.jan-net.com

Same first word

jan-net.com

Similar names

jna-net.com

DNS History

11 records (8 active, 3 former)

●NSns.jan-net.com2026-03-13 → 2026-03-26 · 3 obs

○ 2018-07-29 23:06:58
● 2026-03-13 02:29:12
● 2026-03-26 20:15:56

○NSns01.yahoodomains.jp2015-06-10 → 2017-02-03 · 4 obs

● 2015-06-10 03:36:46
● 2017-02-03 11:59:38
○ 2018-07-29 23:06:58
○ 2026-03-26 20:15:56

○NSns02.yahoodomains.jp2015-06-10 → 2017-02-03 · 4 obs

● 2015-06-10 03:36:46
● 2017-02-03 11:59:38
○ 2018-07-29 23:06:58
○ 2026-03-26 20:15:56

●NSns1.dns-domain.jp2026-03-13 → 2026-03-26 · 3 obs

○ 2018-07-29 23:06:58
● 2026-03-13 02:29:12
● 2026-03-26 20:15:56

●NSns2.dns-domain.jp2026-03-13 → 2026-03-26 · 3 obs

○ 2018-07-29 23:06:58
● 2026-03-13 02:29:12
● 2026-03-26 20:15:56

●NSns3.dns-domain.jp2026-03-13 → 2026-03-26 · 3 obs

○ 2018-07-29 23:06:58
● 2026-03-13 02:29:12
● 2026-03-26 20:15:56

●NSns4.dns-domain.jp2026-03-13 → 2026-03-26 · 3 obs

○ 2018-07-29 23:06:58
● 2026-03-13 02:29:12
● 2026-03-26 20:15:56

●NSns5.dns-domain.jp2026-03-13 → 2026-03-26 · 3 obs

○ 2018-07-29 23:06:58
● 2026-03-13 02:29:12
● 2026-03-26 20:15:56

●MXmail.jan-net.com2026-03-13 → 2026-03-26 · 3 obs

○ 2018-07-29 23:06:58
● 2026-03-13 02:29:12
● 2026-03-26 20:15:56

○MXmailt.do-reg.jp2015-06-10 → 2017-02-03 · 4 obs

● 2015-06-10 03:36:46
● 2017-02-03 11:59:38
○ 2018-07-29 23:06:58
○ 2026-03-26 20:15:56

●A203.183.199.242026-03-13 → 2026-03-26 · 2 obs

● 2026-03-13 02:29:12
● 2026-03-26 20:15:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
jan-net.com	ns1.dns-domain.jp, ns2.dns-domain.jp, ns3.dns-domain.jp, ns4.dns-domain.jp...	-

✅ Authoritative Response

Server:203.183.41.66

NS records: ns1.dns-domain.jp, ns2.dns-domain.jp, ns3.dns-domain.jp, ns4.dns-domain.jp, ns5.dns-domain.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jan-net.com (unsigned zone)

⏱️ Timing

Total: 1155ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`203.183.199.24`
NS	5	`ns5.dns-domain.jp, ns4.dns-domain.jp...`
MX	1	`mail.jan-net.com (pri: 10)`
TXT	1	`v=spf1 a mx +ip4:202.234.142.38 ~all`
SOA	1	`ns.jan-net.com postmaster.jan-net.com`

Analysis

Hierarchy

jan-net.com is a parent of mail.jan-net.com.

IP Addresses

jan-net.com points to a single IP address: 203.183.199.24.

Other host names such as miki-home.co.jp, www.miki-home.co.jp and sv203183199024.ssl-link.jp share IP numbers with jan-net.com.

Name Servers

jan-net.com is delegated to six name servers: ns.jan-net.com, ns1.dns-domain.jp, ns2.dns-domain.jp, ns3.dns-domain.jp, ns4.dns-domain.jp and ns5.dns-domain.jp.

At least part of the name servers for jan-net.com are shared with other domains, for instance niyodo-toso.co.jp, cuartohair.com, at-casa.com, ntk-japan.com and as-exceed.jp.