`pku240.com`

DNSSEC	⚠️ Not signed
NS	`ns1.xdomain.ne.jp` ⭐
		A	157.112.147.232^{🇯🇵 XSERVER-AS157.112.144.0/21 XSERVER Inc.}
			PTR	`ns1.xdomain.ne.jp`
NS	`ns2.xdomain.ne.jp`
		A	35.75.232.118^{🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix}
			PTR	`ns2.xdomain.ne.jp`
NS	`ns3.xdomain.ne.jp`
		A	162.43.113.246^{🇯🇵 XSERVER-AS162.43.112.0/21 XSERVER Inc.}
			PTR	`ns3.xdomain.ne.jp`
SOA	`ns1.xdomain.ne.jp`root@xdomain.ne.jp serial=0

`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=1775983112

pku240.com

3 records (3 active, 0 former)

●NSns1.xdomain.ne.jp2026-02-21 → 2026-04-12 · 2 obs

● 2026-02-21 20:01:24
● 2026-04-12 08:39:14

●NSns2.xdomain.ne.jp2026-02-21 → 2026-04-12 · 2 obs

● 2026-02-21 20:01:24
● 2026-04-12 08:39:14

●NSns3.xdomain.ne.jp2026-02-21 → 2026-04-12 · 2 obs

● 2026-02-21 20:01:24
● 2026-04-12 08:39:14

Zone	Nameservers	Glue
com	k.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net, l.gtld-servers.net...	-
pku240.com	ns1.xdomain.ne.jp, ns2.xdomain.ne.jp, ns3.xdomain.ne.jp	-

Server:162.43.113.246

NS records: ns1.xdomain.ne.jp, ns2.xdomain.ne.jp, ns3.xdomain.ne.jp

⚠️ Insecure (no DNSSEC)

No DS record for pku240.com (unsigned zone)

Total: 886ms | Queries: -

Type	Count	Sample Data
NS	3	`ns2.xdomain.ne.jp, ns3.xdomain.ne.jp...`
SOA	1	`ns1.xdomain.ne.jp root.xdomain.ne.jp`

pku240.com is delegated to three name servers: ns1.xdomain.ne.jp, ns2.xdomain.ne.jp and ns3.xdomain.ne.jp.

pku240.com at least partially shares name servers with other domains, including eastforce.jp, bobson.jp, tobu-ds.co.jp, clover-seven.com and mimi-sora.com.

Host names with a single IP: