`521fj.com`

DNSSEC	⚠️ Not signed
A	38.239.174.135^{🇺🇸 HDHK38.239.160.0/20}
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=1775448650

`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=1775766597

Same first word

521fj.com

Similar names

j215f.xyz

fj125.cn

DNS History

12 records (5 active, 7 former)

●NSa.share-dns.com2026-02-16 → 2026-04-09 · 3 obs

○ 2020-03-09 09:11:26
● 2026-02-16 00:38:02
● 2026-04-09 20:38:16

●NSa7.share-dns.com2026-02-16 → 2026-04-09 · 3 obs

○ 2020-03-09 09:11:26
● 2026-02-16 00:38:02
● 2026-04-09 20:38:16

●NSb.share-dns.net2026-02-16 → 2026-04-09 · 3 obs

○ 2020-03-09 09:11:26
● 2026-02-16 00:38:02
● 2026-04-09 20:38:16

●NSb7.share-dns.net2026-02-16 → 2026-04-09 · 3 obs

○ 2020-03-09 09:11:26
● 2026-02-16 00:38:02
● 2026-04-09 20:38:16

○NSf1g1ns1.dnspod.net2015-08-12 → 2017-02-15 · 4 obs

● 2015-08-12 00:48:30
● 2017-02-15 09:23:02
○ 2020-03-09 09:11:26
○ 2026-04-09 20:38:16

○NSf1g1ns2.dnspod.net2015-08-12 → 2017-02-15 · 4 obs

● 2015-08-12 00:48:30
● 2017-02-15 09:23:02
○ 2020-03-09 09:11:26
○ 2026-04-09 20:38:16

○NSjm1.dns.com2020-03-09 → 2020-03-09 · 4 obs

○ 2017-02-15 09:23:02
● 2020-03-09 09:11:26
○ 2026-02-16 00:38:02
○ 2026-04-09 20:38:16

○NSjm2.dns.com2020-03-09 → 2020-03-09 · 4 obs

○ 2017-02-15 09:23:02
● 2020-03-09 09:11:26
○ 2026-02-16 00:38:02
○ 2026-04-09 20:38:16

○A115.159.25.2202015-08-12 → 2016-04-30 · 4 obs

● 2015-08-12 00:48:30
● 2016-04-30 06:46:36
○ 2020-03-09 09:11:26
○ 2026-04-09 20:38:16

○A154.220.128.1712020-03-09 → 2020-03-09 · 4 obs

○ 2016-04-30 06:46:36
● 2020-03-09 09:11:26
○ 2026-02-16 00:38:02
○ 2026-04-09 20:38:16

●A38.239.174.1352026-04-09 → 2026-04-09 · 3 obs

○ 2026-04-05 02:55:58
● 2026-04-09 06:35:28
● 2026-04-09 20:38:16

○A38.239.69.2382026-02-16 → 2026-04-05 · 5 obs

○ 2020-03-09 09:11:26
● 2026-02-16 00:38:02
● 2026-04-05 02:55:58
○ 2026-04-09 06:35:28
○ 2026-04-09 20:38:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
521fj.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 521fj.com (unsigned zone)

⏱️ Timing

Total: 435ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`38.239.174.135`
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

521fj.com points to a single IP: 38.239.174.135.

Other host names such as 310185.com, apyubang.com, fjhjf.com and bhec.cc share IP numbers with 521fj.com.

Name Servers

521fj.com is delegated to four name servers: a7.share-dns.com, a.share-dns.com, b7.share-dns.net and b.share-dns.net.

521fj.com at least partially shares its name servers with other domains, for instance ky169.cn, zjztwl.com, bvptracts.com, rcwhg.com and qinyuandl.com.