`521521521.com`

DNSSEC	⚠️ Not signed
A	160.124.168.181^{🇿🇦 POWERLINE-HK160.124.160.0/19 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=1764901824

`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=1774830817

Same first word

521521521.com

Similar names

251251251.cz

DNS History

10 records (5 active, 5 former)

●NSa.share-dns.com2026-03-20 → 2026-03-30 · 3 obs

○ 2017-11-18 05:30:00
● 2026-03-20 09:29:50
● 2026-03-30 00:36:48

●NSa7.share-dns.com2026-03-20 → 2026-03-30 · 3 obs

○ 2017-11-18 05:30:00
● 2026-03-20 09:29:50
● 2026-03-30 00:36:48

●NSb.share-dns.net2026-03-20 → 2026-03-30 · 3 obs

○ 2017-11-18 05:30:00
● 2026-03-20 09:29:50
● 2026-03-30 00:36:48

●NSb7.share-dns.net2026-03-20 → 2026-03-30 · 3 obs

○ 2017-11-18 05:30:00
● 2026-03-20 09:29:50
● 2026-03-30 00:36:48

○NSns11.xincache.com2015-06-18 → 2015-06-18 · 3 obs

● 2015-06-18 06:58:08
○ 2015-11-08 11:59:14
○ 2026-03-30 00:36:48

○NSns12.xincache.com2015-06-18 → 2015-06-18 · 3 obs

● 2015-06-18 06:58:08
○ 2015-11-08 11:59:14
○ 2026-03-30 00:36:48

○NSns13.xincache.com2015-11-08 → 2017-11-18 · 5 obs

○ 2015-06-18 06:58:08
● 2015-11-08 11:59:14
● 2017-11-18 05:30:00
○ 2026-03-20 09:29:50
○ 2026-03-30 00:36:48

○NSns14.xincache.com2015-11-08 → 2017-11-18 · 5 obs

○ 2015-06-18 06:58:08
● 2015-11-08 11:59:14
● 2017-11-18 05:30:00
○ 2026-03-20 09:29:50
○ 2026-03-30 00:36:48

○A122.114.106.1672016-04-22 → 2017-11-18 · 4 obs

● 2016-04-22 06:18:10
● 2017-11-18 05:30:00
○ 2026-03-20 09:29:50
○ 2026-03-30 00:36:48

●A160.124.168.1812026-03-20 → 2026-03-30 · 3 obs

○ 2017-11-18 05:30:00
● 2026-03-20 09:29:50
● 2026-03-30 00:36:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, d.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net...	-
521521521.com	b7.share-dns.net, a7.share-dns.com	1 record

✅ Authoritative Response

Server:172.64.52.239

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 521521521.com (unsigned zone)

⏱️ Timing

Total: 210ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`160.124.168.181`
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

IP Addresses

521521521.com points to a single IP number: 160.124.168.181.

Other host names, for instance decoartitalia.com, mangocinemas.net and lishimingxin.com share IP numbers with 521521521.com.

Name Servers

521521521.com is delegated to four name servers: a7.share-dns.com, a.share-dns.com, b7.share-dns.net and b.share-dns.net.

521521521.com shares name servers with other domains at least partially, for instance chinabaohumo.com, gxzcgl.com, hljyatai.com, dlzyb.com and salentoverde.com.