`400500b.com`

DNSSEC	⚠️ Not signed
A	168.76.90.230^{🇿🇦 ASLINE-AS-AP168.76.80.0/20 Proxy-registered route object}
NS	`a7.share-dns.com` ⭐ ⚠️ Not in parent delegation
		A	172.64.53.25^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`a.share-dns.com` ⚠️ Not in zone NS records
		A	172.64.53.25^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`b.share-dns.net` ⚠️ Not in zone NS records
		A	172.64.52.239^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`b7.share-dns.net` ⚠️ Not in parent delegation
		A	172.64.52.239^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`a.share-dns.com`master@share-dns.com serial=1759229376

`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=1774689722

Subdomains

www.400500b.com

Same first word

400500b.com

DNS History

12 records (5 active, 7 former)

●NSa.share-dns.com2026-03-26 → 2026-03-28 · 3 obs

○ 2016-12-13 08:36:32
● 2026-03-26 14:47:52
● 2026-03-28 09:48:48

●NSa7.share-dns.com2026-03-26 → 2026-03-28 · 3 obs

○ 2016-12-13 08:36:32
● 2026-03-26 14:47:52
● 2026-03-28 09:48:48

●NSb.share-dns.net2026-03-26 → 2026-03-28 · 3 obs

○ 2016-12-13 08:36:32
● 2026-03-26 14:47:52
● 2026-03-28 09:48:48

●NSb7.share-dns.net2026-03-26 → 2026-03-28 · 3 obs

○ 2016-12-13 08:36:32
● 2026-03-26 14:47:52
● 2026-03-28 09:48:48

○NSdns1.iidns.com2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 08:36:32
○ 2026-03-26 14:47:52
○ 2026-03-28 09:48:48

○NSdns2.iidns.com2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 08:36:32
○ 2026-03-26 14:47:52
○ 2026-03-28 09:48:48

○NSdns3.iidns.com2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 08:36:32
○ 2026-03-26 14:47:52
○ 2026-03-28 09:48:48

○NSdns4.iidns.com2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 08:36:32
○ 2026-03-26 14:47:52
○ 2026-03-28 09:48:48

○NSdns5.iidns.com2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 08:36:32
○ 2026-03-26 14:47:52
○ 2026-03-28 09:48:48

○NSdns6.iidns.com2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 08:36:32
○ 2026-03-26 14:47:52
○ 2026-03-28 09:48:48

○A104.202.42.2532017-09-12 → 2017-09-12 · 3 obs

● 2017-09-12 16:33:00
○ 2026-03-26 14:47:52
○ 2026-03-28 09:48:48

●A168.76.90.2302026-03-26 → 2026-03-28 · 3 obs

○ 2017-09-12 16:33:00
● 2026-03-26 14:47:52
● 2026-03-28 09:48:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
400500b.com	b7.share-dns.net, a7.share-dns.com	1 record

✅ Authoritative Response

Server:172.64.53.25

NS records: b7.share-dns.net, a7.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 400500b.com (unsigned zone)

⏱️ Timing

Total: 575ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`168.76.90.230`
NS	2	`a.share-dns.com, b.share-dns.net`
SOA	1	`a.share-dns.com master.share-dns.com`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (a7.share-dns.com)

Analysis

Hierarchy

400500b.com is the parent of www.400500b.com.

IP Addresses

400500b.com points to IP number 168.76.90.230.

Other host names, for instance, www.400500b.com share IP numbers with 400500b.com.

Name Servers

400500b.com is delegated to four name servers: a7.share-dns.com, a.share-dns.com, b7.share-dns.net and b.share-dns.net.

400500b.com shares name servers with other domains at least partially, for example zhuan21.com, phtgbxx.com, hssty.com, zldnet.com and jewellery-tj.com.