`coursbitcoin.com`

DNSSEC	⚠️ Not signed
A	185.230.63.107^{🇺🇸 wix_com185.230.63.0/24}
		PTR	`unalocated.63.wixsite.com`
A	185.230.63.171^{🇺🇸 wix_com185.230.63.0/24}
A	185.230.63.186^{🇺🇸 wix_com185.230.63.0/24}
NS	`ns8.wixdns.net` ⭐
		A	216.239.32.101^{🇺🇸 Google216.239.32.0/24}
			PTR	`ns-cloud-g1.googledomains.com`
NS	`ns9.wixdns.net`
		A	216.239.34.101^{🇺🇸 Google216.239.34.0/24}
			PTR	`ns-cloud-g2.googledomains.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1b::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`wv-in-f27.1e100.net`
		A	142.251.167.26^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽³⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽⁴⁰⁾
		A	2607:f8b0:4023:1015::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yudfwta-in-f26.1e100.net`
		A	172.253.135.27^{🇺🇸 Google172.253.135.0/24}
			PTR	`yudfwta-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽⁵⁰⁾
		A	2a00:1450:400c:c00::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`ws-in-f27.1e100.net`
			PTR	`ws-in-x1b.1e100.net`
		A	173.194.76.27^{🇺🇸 Google173.194.76.0/24}
			PTR	`ws-in-f27.1e100.net`
TXT	`google-site-verification=6dak0Xbd0N6bZ3f0FoloCevy6zPcAYMbCBI8WOwpWZY`
SOA	`ns8.wixdns.net`support@wix.com 2019-08-26 #9

`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=1777049586

Same first word

coursbitcoin.com

DNS History

16 records (10 active, 6 former)

○NSns1.afternic.com2015-12-13 → 2017-03-25 · 5 obs

○ 2015-08-21 06:12:54
● 2015-12-13 13:39:52
● 2017-03-25 04:48:38
○ 2026-03-06 23:59:30
○ 2026-04-24 17:21:24

○NSns1.sedoparking.com2015-08-21 → 2015-08-21 · 3 obs

● 2015-08-21 06:12:54
○ 2015-12-13 13:39:52
○ 2026-04-24 17:21:24

○NSns2.sedoparking.com2015-08-21 → 2015-08-21 · 3 obs

● 2015-08-21 06:12:54
○ 2015-12-13 13:39:52
○ 2026-04-24 17:21:24

●NSns8.wixdns.net2026-03-06 → 2026-04-24 · 3 obs

○ 2017-03-25 04:48:38
● 2026-03-06 23:59:30
● 2026-04-24 17:21:24

●NSns9.wixdns.net2026-03-06 → 2026-04-24 · 3 obs

○ 2017-03-25 04:48:38
● 2026-03-06 23:59:30
● 2026-04-24 17:21:24

●MXalt1.aspmx.l.google.com2026-03-06 → 2026-04-24 · 3 obs

○ 2015-12-13 13:39:52
● 2026-03-06 23:59:30
● 2026-04-24 17:21:24

●MXalt2.aspmx.l.google.com2026-03-06 → 2026-04-24 · 3 obs

○ 2015-12-13 13:39:52
● 2026-03-06 23:59:30
● 2026-04-24 17:21:24

●MXalt3.aspmx.l.google.com2026-03-06 → 2026-04-24 · 3 obs

○ 2015-12-13 13:39:52
● 2026-03-06 23:59:30
● 2026-04-24 17:21:24

●MXalt4.aspmx.l.google.com2026-03-06 → 2026-04-24 · 3 obs

○ 2015-12-13 13:39:52
● 2026-03-06 23:59:30
● 2026-04-24 17:21:24

●MXaspmx.l.google.com2026-03-06 → 2026-04-24 · 3 obs

○ 2015-12-13 13:39:52
● 2026-03-06 23:59:30
● 2026-04-24 17:21:24

○MXmail.nickstel.com2015-08-21 → 2015-08-21 · 3 obs

● 2015-08-21 06:12:54
○ 2015-12-13 13:39:52
○ 2026-04-24 17:21:24

○A184.168.221.1042015-12-13 → 2017-03-25 · 5 obs

○ 2015-08-21 06:12:54
● 2015-12-13 13:39:52
● 2017-03-25 04:48:38
○ 2026-03-06 23:59:30
○ 2026-04-24 17:21:24

●A185.230.63.1072026-03-06 → 2026-04-24 · 3 obs

○ 2017-03-25 04:48:38
● 2026-03-06 23:59:30
● 2026-04-24 17:21:24

●A185.230.63.1712026-03-06 → 2026-04-24 · 3 obs

○ 2017-03-25 04:48:38
● 2026-03-06 23:59:30
● 2026-04-24 17:21:24

●A185.230.63.1862026-03-06 → 2026-04-24 · 3 obs

○ 2017-03-25 04:48:38
● 2026-03-06 23:59:30
● 2026-04-24 17:21:24

○A72.52.4.912015-08-21 → 2015-08-21 · 3 obs

● 2015-08-21 06:12:54
○ 2015-12-13 13:39:52
○ 2026-04-24 17:21:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
coursbitcoin.com	ns8.wixdns.net, ns9.wixdns.net	-

✅ Authoritative Response

Server:216.239.32.101

NS records: ns8.wixdns.net, ns9.wixdns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coursbitcoin.com (unsigned zone)

⏱️ Timing

Total: 426ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`185.230.63.186, 185.230.63.171...`
NS	2	`ns8.wixdns.net, ns9.wixdns.net`
MX	5	`alt2.aspmx.l.google.com (pri: 30), alt4.aspmx.l.google.com (pri: 50)...`
TXT	1	`google-site-verification=6dak0Xbd0N6bZ3f`
SOA	1	`ns8.wixdns.net support.wix.com`