`ruilaoshifocus.com`

DNSSEC	⚠️ Not signed
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	`a4.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	`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	`b4.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}

`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=1785521167

Same first word

ruilaoshifocus.com

DNS History

6 records (4 active, 2 former)

●NSa.share-dns.com2026-07-31 → 2026-07-31 · 2 obs

○ 2026-03-29 09:40:16
● 2026-07-31 18:25:36

●NSa4.share-dns.com2026-07-31 → 2026-07-31 · 2 obs

○ 2026-03-29 09:40:16
● 2026-07-31 18:25:36

●NSb.share-dns.net2026-07-31 → 2026-07-31 · 2 obs

○ 2026-03-29 09:40:16
● 2026-07-31 18:25:36

●NSb4.share-dns.net2026-07-31 → 2026-07-31 · 2 obs

○ 2026-03-29 09:40:16
● 2026-07-31 18:25:36

○NSns1.julydns.com2026-03-23 → 2026-03-29 · 3 obs

● 2026-03-23 04:27:48
● 2026-03-29 09:40:16
○ 2026-07-31 18:25:36

○NSns2.julydns.com2026-03-23 → 2026-03-29 · 3 obs

● 2026-03-23 04:27:48
● 2026-03-29 09:40:16
○ 2026-07-31 18:25:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, k.gtld-servers.net, i.gtld-servers.net, m.gtld-servers.net...	-
ruilaoshifocus.com	b4.share-dns.net, a4.share-dns.com	1 record

✅ Authoritative Response

Server:172.64.53.25

NS records: b4.share-dns.net, a4.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ruilaoshifocus.com (unsigned zone)

⏱️ Timing

Total: 960ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`a.share-dns.com, b.share-dns.net`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (a4.share-dns.com)

Analysis

Name Servers

ruilaoshifocus.com has four authoritative name servers: a4.share-dns.com, a.share-dns.com, b4.share-dns.net and b.share-dns.net.

At least some of ruilaoshifocus.com's name servers are shared with other domains, for example tuliaozj.com, hzbzwh.cn, redotglobalappworking.com and two more.

These name servers tend to co-occur with a8.share-dns.com, b8.share-dns.net, a2.share-dns.com and 7 other name servers in the same DNS delegations.

a4.share-dns.com and a.share-dns.com each resolve to 172.64.53.25, while b4.share-dns.net and b.share-dns.net each resolve to 172.64.52.239.

These two host names — a4.share-dns.com and a.share-dns.com — each point to 172.64.53.25 IP addresses.

These two host names — b4.share-dns.net and b.share-dns.net — each point to 172.64.52.239 IP addresses.

ruilaoshifocus.com - robtex.com