51666978.com - robtex.com

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`51666978.com`

DNSSEC	⚠️ Not signed
A	156.226.105.210^{🇭🇰 MYCLOUD-AS-AP}
NS	`a4.share-dns.com` ⭐ ⚠️
		A	172.64.53.25^{🇺🇸 Cloudflare}
			PTR	`ip-172-64-53-25.defastlink.net`
NS	`a.share-dns.com`⚠️
		A	172.64.53.25^{🇺🇸 Cloudflare}
			PTR	`ip-172-64-53-25.defastlink.net`
NS	`b.share-dns.net`⚠️
		A	172.64.52.239^{🇺🇸 Cloudflare}
			PTR	`ip-172-64-52-239.defastlink.net`
NS	`b4.share-dns.net`⚠️
		A	172.64.52.239^{🇺🇸 Cloudflare}
			PTR	`ip-172-64-52-239.defastlink.net`
MX	`mxbiz1.qq.com`⁽⁹⁹⁹⁾
MX	`mxbiz2.qq.com`⁽⁹⁹⁹⁾
SOA	`a.share-dns.com`master@share-dns.com serial=1767886863

`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=1770918430

Same first word

51666978.com

DNS History

11 records (7 active, 4 former)

●NSa.share-dns.com2026-02-16 → 2026-02-16 · 2 obs

○ 2017-08-20 22:26:22
● 2026-02-16 03:04:50

●NSa4.share-dns.com2026-02-16 → 2026-02-16 · 2 obs

○ 2017-08-20 22:26:22
● 2026-02-16 03:04:50

●NSb.share-dns.net2026-02-16 → 2026-02-16 · 2 obs

○ 2017-08-20 22:26:22
● 2026-02-16 03:04:50

●NSb4.share-dns.net2026-02-16 → 2026-02-16 · 2 obs

○ 2017-08-20 22:26:22
● 2026-02-16 03:04:50

○NSdns10.hichina.com2015-05-06 → 2017-08-20 · 3 obs

● 2015-05-06 12:50:08
● 2017-08-20 22:26:22
○ 2026-02-16 03:04:50

○NSdns9.hichina.com2015-05-06 → 2017-08-20 · 3 obs

● 2015-05-06 12:50:08
● 2017-08-20 22:26:22
○ 2026-02-16 03:04:50

●MXmxbiz1.qq.com2015-05-06 → 2026-02-16 · 2 obs

● 2015-05-06 12:50:08
● 2026-02-16 03:04:50

●MXmxbiz2.qq.com2015-05-06 → 2026-02-16 · 2 obs

● 2015-05-06 12:50:08
● 2026-02-16 03:04:50

○A121.42.90.1702016-09-09 → 2017-08-20 · 4 obs

○ 2016-03-31 01:14:46
● 2016-09-09 02:46:36
● 2017-08-20 22:26:22
○ 2026-02-16 03:04:50

●A156.226.105.2102026-02-16 → 2026-02-16 · 2 obs

○ 2017-08-20 22:26:22
● 2026-02-16 03:04:50

○A223.7.71.1072015-05-06 → 2016-03-31 · 4 obs

● 2015-05-06 12:50:08
● 2016-03-31 01:14:46
○ 2016-09-09 02:46:36
○ 2026-02-16 03:04:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, c.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net...	-
51666978.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 51666978.com (unsigned zone)

⏱️ Timing

Total: 4848ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`156.226.105.210`
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 (a4.share-dns.com)

AI analysis

51666978.com points to a single IP number: 156.226.105.210.

Other host names, for instance 535427.com, share IP numbers with 51666978.com.

51666978.com is delegated to four name servers: a4.share-dns.com, a.share-dns.com, b4.share-dns.net and b.share-dns.net.

51666978.com shares name servers with other domains at least partially, for instance yilaixiyi.com, vs74653.com, econometrics-langeron.com, company-official-9game.com and ywbaoer.com.

these name servers are commonly used with the name servers a5.share-dns.com, b5.share-dns.net, a3.share-dns.com, b3.share-dns.net, a6.share-dns.com, b6.share-dns.net, a10.share-dns.com, b10.share-dns.net, a1.share-dns.com and b1.share-dns.net.

Host names with one IP number:

a4.share-dns.com points to: 172.64.53.25.

a.share-dns.com points to: 172.64.53.25.

b4.share-dns.net points to: 172.64.52.239.

b.share-dns.net points to: 172.64.52.239.

Host names pointing to 172.64.53.25: a4.share-dns.com and a.share-dns.com.

Host names pointing to 172.64.52.239: b4.share-dns.net and b.share-dns.net.

51666978.com is handled by two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.

51666978.com shares the same mail server setup as other domains, including zw.com.cn, 913721.cn, ekcare.com, tfan.net and vnoz.com.

51666978.com shares some mail servers with other domains, for example canbo.com, dzwww.net, za-cosmetics.com and help4uu.com.