`smart51.com`

DNSSEC	⚠️ Not signed
A	154.93.235.68^{🇭🇰 DXTL-1154.93.192.0/18 TKO Service}
NS	`a5.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}
			PTR	`ip-172-64-53-25.defastlink.net`
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}
			PTR	`ip-172-64-53-25.defastlink.net`
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}
			PTR	`ip-172-64-52-239.defastlink.net`
NS	`b5.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}
			PTR	`ip-172-64-52-239.defastlink.net`
SOA	`a.share-dns.com`master@share-dns.com serial=1768469080

`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=1771291435

Same first word

smart51.com

Similar names

ms51art.com

smart15.com

DNS History

12 records (5 active, 7 former)

●NSa.share-dns.com2026-02-25 → 2026-02-25 · 3 obs

○ 2017-06-30 08:43:38
● 2026-02-25 12:02:50
● 2026-02-25 12:02:52

●NSa5.share-dns.com2026-02-25 → 2026-02-25 · 3 obs

○ 2017-06-30 08:43:38
● 2026-02-25 12:02:50
● 2026-02-25 12:02:52

●NSb.share-dns.net2026-02-25 → 2026-02-25 · 3 obs

○ 2017-06-30 08:43:38
● 2026-02-25 12:02:50
● 2026-02-25 12:02:52

●NSb5.share-dns.net2026-02-25 → 2026-02-25 · 3 obs

○ 2017-06-30 08:43:38
● 2026-02-25 12:02:50
● 2026-02-25 12:02:52

○NSdns.4cun.com2015-06-09 → 2017-06-30 · 5 obs

○ 2008-03-16 19:40:48
● 2015-06-09 18:06:22
● 2017-06-30 08:43:38
○ 2026-02-25 12:02:50
○ 2026-02-25 12:02:52

○NSdns1.name-services.com2008-03-16 → 2008-03-16 · 3 obs

● 2008-03-16 19:40:48
○ 2015-06-09 18:06:22
○ 2026-02-25 12:02:52

○NSdns2.name-services.com2008-03-16 → 2008-03-16 · 3 obs

● 2008-03-16 19:40:48
○ 2015-06-09 18:06:22
○ 2026-02-25 12:02:52

○NSdns3.name-services.com2008-03-16 → 2008-03-16 · 3 obs

● 2008-03-16 19:40:48
○ 2015-06-09 18:06:22
○ 2026-02-25 12:02:52

○NSdns4.name-services.com2008-03-16 → 2008-03-16 · 3 obs

● 2008-03-16 19:40:48
○ 2015-06-09 18:06:22
○ 2026-02-25 12:02:52

○NSdns5.name-services.com2008-03-16 → 2008-03-16 · 3 obs

● 2008-03-16 19:40:48
○ 2015-06-09 18:06:22
○ 2026-02-25 12:02:52

●A154.93.235.682026-02-25 → 2026-02-25 · 3 obs

○ 2015-06-09 18:06:22
● 2026-02-25 12:02:50
● 2026-02-25 12:02:52

○A8.15.231.1152008-03-16 → 2008-03-16 · 3 obs

● 2008-03-16 19:40:48
○ 2015-06-09 18:06:22
○ 2026-02-25 12:02:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
smart51.com	b5.share-dns.net, a5.share-dns.com	1 record

✅ Authoritative Response

Server: 172.64.53.25

NS records: b5.share-dns.net, a5.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for smart51.com (unsigned zone)

⏱️ Timing

Total: 340ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`154.93.235.68`
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 (a5.share-dns.com)

AI analysis

smart51.com maps to IP address 154.93.235.68.

Other host names for instance jjzwy.com and 51jiyuan.com share IP numbers with smart51.com.

smart51.com is delegated to four name servers: a5.share-dns.com, a.share-dns.com, b5.share-dns.net and b.share-dns.net.

smart51.com at least partially shares name servers with other domains such as 33313t.com, chlormet.com, jscsy.com.cn, shmhkeji.com and xinpaijiaju.com.