`51bitcoins.com`

DNSSEC	⚠️ Not signed
A	208.98.40.74^{🇺🇸 SHARKTECH-1208.98.40.0/24}
NS	`www.51bitcoins.com` ⭐
		A	208.98.40.72^{🇺🇸 SHARKTECH-1208.98.40.0/24}
NS	`ns1.4.cn` ⚠️ Not in zone NS records
		A	107.167.27.66^{🇺🇸 SHARKTECH-1107.167.27.0/24 CMI (Customer Route)}
NS	`ns2.4.cn` ⚠️ Not in zone NS records
		A	64.32.10.2^{🇺🇸 SHARKTECH-164.32.10.0/24 CMI (Customer Route)}
			PTR	`ip-64-32-10-2.defastlink.net`
SOA	`www.51bitcoins.com`51bitcoins@com 2008-08-03 #0

`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

51bitcoins.com

DNS History

19 records (4 active, 15 former)

●NSns1.4.cn2026-02-15 → 2026-03-23 · 3 obs

○ 2015-07-14 08:51:58
● 2026-02-15 13:47:36
● 2026-03-23 11:15:36

●NSns2.4.cn2026-02-15 → 2026-03-23 · 3 obs

○ 2015-07-14 08:51:58
● 2026-02-15 13:47:36
● 2026-03-23 11:15:36

●NSwww.51bitcoins.com2015-07-14 → 2026-03-23 · 2 obs

● 2015-07-14 08:51:58
● 2026-03-23 11:15:36

○MXio.bouncemx.com2015-11-13 → 2016-05-03 · 4 obs

● 2015-11-13 23:30:00
● 2016-05-03 11:33:28
○ 2020-03-03 08:16:32
○ 2026-03-23 11:15:36

○A208.98.40.2022026-02-20 → 2026-03-17 · 7 obs

○ 2026-02-15 13:47:36
● 2026-02-20 14:35:10
○ 2026-02-23 23:47:58
○ 2026-03-13 12:39:22
● 2026-03-17 03:47:52
○ 2026-03-20 07:34:44
○ 2026-03-23 11:15:36

○A208.98.40.252026-02-15 → 2026-02-15 · 4 obs

○ 2020-03-03 08:16:32
● 2026-02-15 13:47:36
○ 2026-02-20 14:35:10
○ 2026-03-23 11:15:36

○A208.98.40.272026-02-15 → 2026-03-23 · 2 obs

○ 2026-02-15 13:47:36
○ 2026-03-23 11:15:36

○A208.98.40.402026-02-23 → 2026-02-23 · 4 obs

○ 2026-02-20 14:35:10
● 2026-02-23 23:47:58
○ 2026-03-13 12:39:22
○ 2026-03-23 11:15:36

○A208.98.40.732026-03-13 → 2026-03-13 · 4 obs

○ 2026-02-23 23:47:58
● 2026-03-13 12:39:22
○ 2026-03-17 03:47:52
○ 2026-03-23 11:15:36

●A208.98.40.742026-03-23 → 2026-03-23 · 3 obs

○ 2026-03-23 04:49:26
● 2026-03-23 11:15:34
● 2026-03-23 11:15:36

○A208.98.40.782026-03-20 → 2026-03-20 · 4 obs

○ 2026-03-17 03:47:52
● 2026-03-20 07:34:44
○ 2026-03-22 11:00:28
○ 2026-03-23 11:15:36

○A208.98.43.752026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-22 11:00:28
● 2026-03-23 04:49:26
○ 2026-03-23 11:15:34
○ 2026-03-23 11:15:36

○A208.98.43.792026-03-22 → 2026-03-22 · 4 obs

○ 2026-03-20 07:34:44
● 2026-03-22 11:00:28
○ 2026-03-23 04:49:26
○ 2026-03-23 11:15:36

○A70.39.84.2322016-02-09 → 2016-02-09 · 4 obs

○ 2015-11-13 23:30:00
● 2016-02-09 01:42:18
○ 2016-05-03 11:33:28
○ 2026-03-23 11:15:36

○A70.39.84.2372015-11-13 → 2015-11-13 · 4 obs

○ 2015-07-14 08:51:58
● 2015-11-13 23:30:00
○ 2016-02-09 01:42:18
○ 2026-03-23 11:15:36

○A70.39.84.2472015-07-14 → 2015-07-14 · 3 obs

● 2015-07-14 08:51:58
○ 2026-02-15 13:47:36
○ 2026-03-23 11:15:36

○A70.39.84.2502016-05-03 → 2016-05-03 · 4 obs

○ 2016-02-09 01:42:18
● 2016-05-03 11:33:28
○ 2020-03-03 08:16:32
○ 2026-03-23 11:15:36

○CNAMEnum5.17986.net2020-03-03 → 2026-02-15 · 5 obs

○ 2017-02-19 22:46:50
● 2020-03-03 08:16:32
● 2026-02-15 13:47:36
○ 2026-02-20 14:35:10
○ 2026-03-23 11:15:36

○CNAMEnum5.dcoin.co2015-07-14 → 2016-05-03 · 4 obs

● 2015-07-14 08:51:58
● 2016-05-03 11:33:28
○ 2017-02-19 22:46:50
○ 2026-03-23 11:15:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, f.gtld-servers.net, j.gtld-servers.net, c.gtld-servers.net...	-
51bitcoins.com	ns1.4.cn, ns2.4.cn	-

✅ Authoritative Response

Server:107.167.27.66

NS records: ns1.4.cn, ns2.4.cn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 51bitcoins.com (unsigned zone)

⏱️ Timing

Total: 3732ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`208.98.40.74`
SOA	1	`www.51bitcoins.com 51bitcoins.com`

Analysis

IP Addresses

51bitcoins.com points to a single IP number: 208.98.40.74.

other host names for instance hx-car.com, w7ww.com, www.sg-cn.com, www.ql22.com and lishila.com share IP numbers with 51bitcoins.com.

Name Servers

51bitcoins.com is delegated to three name servers: ns1.4.cn, ns2.4.cn and www.51bitcoins.com.

51bitcoins.com at least partially shares name servers with other domains, for instance renzad.com, behc.cn, corssim.com, xb2car.com and 123daohangwang.com.

These name servers are often used with ns3.goldenname.com and ns4.goldenname.com.

Host names with one IP number:

ns1.4.cn points to 107.167.27.66.

ns2.4.cn points to 64.32.10.2.

www.51bitcoins.com points to 208.98.40.72.

51bitcoins.com - robtex.com

51bitcoins.com

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