btcstudy.com - dns.ninja

`btcstudy.com`

	CNAME	`ns1.dnsdiy.com`
	DNSSEC	⚠️ Not signed
	A	43.134.117.145^{🇸🇬 TENCENT-NET-AP-CN43.134.64.0/18 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES}

`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=1783186671

Same first word

btcstudy.com

Similar names

usdttybc.xyz

studybtc.com

cbtstudy.com

DNS History

12 records (6 active, 6 former)

○NSdns27.hichina.com2015-08-10 → 2017-02-13 · 4 obs

● 2015-08-10 04:25:56
● 2017-02-13 18:50:58
○ 2019-02-03 22:18:40
○ 2026-07-04 18:01:44

○NSdns28.hichina.com2015-08-10 → 2017-02-13 · 4 obs

● 2015-08-10 04:25:56
● 2017-02-13 18:50:58
○ 2019-02-03 22:18:40
○ 2026-07-04 18:01:44

●NSdns29.hichina.com2026-02-27 → 2026-07-04 · 3 obs

○ 2019-02-03 22:18:40
● 2026-02-27 18:29:18
● 2026-07-04 18:01:44

●NSdns30.hichina.com2026-02-27 → 2026-07-04 · 3 obs

○ 2019-02-03 22:18:40
● 2026-02-27 18:29:18
● 2026-07-04 18:01:44

○NSjm1.dns.com2019-02-03 → 2019-02-03 · 4 obs

○ 2017-02-13 18:50:58
● 2019-02-03 22:18:40
○ 2026-02-27 18:29:18
○ 2026-07-04 18:01:44

○NSjm2.dns.com2019-02-03 → 2019-02-03 · 4 obs

○ 2017-02-13 18:50:58
● 2019-02-03 22:18:40
○ 2026-02-27 18:29:18
○ 2026-07-04 18:01:44

●NSns1.alidns.com2026-02-27 → 2026-07-04 · 3 obs

○ 2019-02-03 22:18:40
● 2026-02-27 18:29:18
● 2026-07-04 18:01:44

●NSns2.alidns.com2026-02-27 → 2026-07-04 · 3 obs

○ 2019-02-03 22:18:40
● 2026-02-27 18:29:18
● 2026-07-04 18:01:44

●MXmailserver.purelymail.com2026-02-27 → 2026-07-04 · 2 obs

● 2026-02-27 18:29:18
● 2026-07-04 18:01:44

○A107.163.174.692019-02-03 → 2019-02-03 · 4 obs

○ 2017-02-13 18:50:58
● 2019-02-03 22:18:40
○ 2026-02-27 18:29:18
○ 2026-07-04 18:01:44

○A223.7.171.1072015-08-10 → 2017-02-13 · 4 obs

● 2015-08-10 04:25:56
● 2017-02-13 18:50:58
○ 2019-02-03 22:18:40
○ 2026-07-04 18:01:44

●CNAMEns1.dnsdiy.com2026-02-27 → 2026-07-04 · 2 obs

● 2026-02-27 18:29:18
● 2026-07-04 18:01:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
btcstudy.com	ns1.alidns.com, ns2.alidns.com	18 records

✅ Authoritative Response

Server:120.76.107.45

NS records: ns1.alidns.com, ns2.alidns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for btcstudy.com (unsigned zone)

⏱️ Timing

Total: 3816ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns29.hichina.com, dns30.hichina.com`
MX	1	`mailserver.purelymail.com (pri: 10)`
TXT	5	`cc0c7df381797b7f64a849dad88c7706cab51ed6, purelymail_ownership_proof=b2b54bc769d18...`
CNAME	1	`ns1.dnsdiy.com`
SOA	1	`dns29.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (ns1.alidns.com, ns1.alidns.com, ns1.alidns.com...)

Analysis

IP Addresses

btcstudy.com resolves to one IP address: 43.134.117.145.

dnsdiy.com, ns1.dnsdiy.com, ns2.dnsdiy.com and www.dnsdiy.com are examples of host names that share IP numbers with btcstudy.com.