`np-sys.net`

DNSSEC	⚠️ Not signed
NS	`ns.np-sys.net` ⚠️ Not in zone NS records
NS	`ns4.sphere.ad.jp` ⚠️ Not in zone NS records
		A	202.239.113.30^{🇯🇵 InfoSphere202.239.64.0/18 INFOSPHERE}
			PTR	`ns4.sphere.ad.jp`

`net`

	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=1775450987

Previously MX for

np-sys.net

Same first word

np-sys.ru

np-sys.net

DNS History

4 records (2 active, 2 former)

●NSns.np-sys.net2017-01-03 → 2026-04-06 · 2 obs

● 2017-01-03 19:39:06
● 2026-04-06 05:07:24

●NSns4.sphere.ad.jp2017-01-03 → 2026-04-06 · 2 obs

● 2017-01-03 19:39:06
● 2026-04-06 05:07:24

○MXnp-sys.net2017-01-03 → 2026-02-17 · 4 obs

● 2017-01-03 19:39:06
● 2026-02-17 01:45:48
○ 2026-03-02 16:46:32
○ 2026-04-06 05:07:24

○A1.33.191.2462017-01-03 → 2026-02-17 · 4 obs

● 2017-01-03 19:39:06
● 2026-02-17 01:45:48
○ 2026-03-02 16:46:32
○ 2026-04-06 05:07:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
np-sys.net	ns4.sphere.ad.jp, ns.np-sys.net	1 record

✅ Authoritative Response

Server:202.239.113.30

NS records: ns4.sphere.ad.jp, ns.np-sys.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for np-sys.net (unsigned zone)

⏱️ Timing

Total: 4589ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 1

In-bailiwick: 1 (ns.np-sys.net)

Analysis

Name Servers

np-sys.net is delegated to two name servers ns.np-sys.net and ns4.sphere.ad.jp.

np-sys.net at least partially shares name servers with other domains, for instance www.itsol.support-s.co.jp, go-da.co.jp, 23.165.210.in-addr.arpa, ext-fed.com and petite.co.jp.

these name servers are commonly used alongside ns3.sphere.ad.jp.

Hostnames with a single IP:

ns4.sphere.ad.jp points to 202.239.113.30.

np-sys.net - robtex.com

np-sys.net

net