`bitcoinorigin.io`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:af69^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:115b^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.17.91^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.175.105^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cecelia.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2687^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cecelia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c287^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cecelia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2287^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cecelia.ns.cloudflare.com`
		A	108.162.194.135^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cecelia.ns.cloudflare.com`
		A	162.159.38.135^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cecelia.ns.cloudflare.com`
		A	172.64.34.135^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cecelia.ns.cloudflare.com`
NS	`kyle.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c6f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kyle.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c36f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kyle.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:236f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kyle.ns.cloudflare.com`
		A	108.162.195.111^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kyle.ns.cloudflare.com`
		A	162.159.44.111^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kyle.ns.cloudflare.com`
		A	172.64.35.111^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kyle.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.17.91, 172.67.175.105
		IPv6 hints	2606:4700:3030::ac43:af69, 2606:4700:3037::6815:115b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=127, name=cloudflare-ech.com
SOA	`cecelia.ns.cloudflare.com`dns@cloudflare.com serial=2409621554

`io`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.nic.io` ⭐
	NS	`a2.nic.io`
	NS	`b0.nic.io`
	NS	`c0.nic.io`
	SOA	`a0.nic.io`hostmaster@donuts.email serial=1786236079

Same first word

bitcoinorigin.io

DNS History

18 records (6 active, 12 former)

●NScecelia.ns.cloudflare.com2026-05-19 → 2026-08-09 · 3 obs

○ 2018-05-11 16:33:04
● 2026-05-19 14:21:46
● 2026-08-09 01:30:20

●NSkyle.ns.cloudflare.com2026-05-19 → 2026-08-09 · 3 obs

○ 2018-05-11 16:33:04
● 2026-05-19 14:21:46
● 2026-08-09 01:30:20

○NSns.dns1.co.za2018-05-11 → 2018-05-11 · 3 obs

● 2018-05-11 16:33:04
○ 2026-05-19 14:21:46
○ 2026-08-09 01:30:20

○NSns.dns2.co.za2018-05-11 → 2018-05-11 · 3 obs

● 2018-05-11 16:33:04
○ 2026-05-19 14:21:46
○ 2026-08-09 01:30:20

○NSns.otherdns.com2018-05-11 → 2018-05-11 · 3 obs

● 2018-05-11 16:33:04
○ 2026-05-19 14:21:46
○ 2026-08-09 01:30:20

○NSns.otherdns.net2018-05-11 → 2018-05-11 · 3 obs

● 2018-05-11 16:33:04
○ 2026-05-19 14:21:46
○ 2026-08-09 01:30:20

○MXalt1.aspmx.l.google.com2018-05-11 → 2018-05-11 · 3 obs

● 2018-05-11 16:33:04
○ 2026-05-19 14:21:46
○ 2026-08-09 01:30:20

○MXalt2.aspmx.l.google.com2018-05-11 → 2018-05-11 · 3 obs

● 2018-05-11 16:33:04
○ 2026-05-19 14:21:46
○ 2026-08-09 01:30:20

○MXalt3.aspmx.l.google.com2018-05-11 → 2018-05-11 · 3 obs

● 2018-05-11 16:33:04
○ 2026-05-19 14:21:46
○ 2026-08-09 01:30:20

○MXalt4.aspmx.l.google.com2018-05-11 → 2018-05-11 · 3 obs

● 2018-05-11 16:33:04
○ 2026-05-19 14:21:46
○ 2026-08-09 01:30:20

○MXaspmx.l.google.com2018-05-11 → 2018-05-11 · 3 obs

● 2018-05-11 16:33:04
○ 2026-05-19 14:21:46
○ 2026-08-09 01:30:20

●A104.21.17.912026-05-19 → 2026-08-09 · 3 obs

○ 2018-05-11 16:33:04
● 2026-05-19 14:21:46
● 2026-08-09 01:30:20

●A172.67.175.1052026-05-19 → 2026-08-09 · 3 obs

○ 2018-05-11 16:33:04
● 2026-05-19 14:21:46
● 2026-08-09 01:30:20

○A197.242.149.1422018-05-11 → 2018-05-11 · 3 obs

● 2018-05-11 16:33:04
○ 2026-05-19 14:21:46
○ 2026-08-09 01:30:20

●A2606:4700:3030::ac43:af692026-07-05 → 2026-08-09 · 3 obs

○ 2026-05-26 07:54:16
● 2026-07-05 03:35:28
● 2026-08-09 01:30:20

○A2606:4700:3034::6815:115b2026-05-19 → 2026-05-26 · 5 obs

○ 2018-05-11 16:33:04
● 2026-05-19 14:21:46
● 2026-05-26 07:54:16
○ 2026-07-05 03:35:28
○ 2026-08-09 01:30:20

●A2606:4700:3037::6815:115b2026-07-05 → 2026-08-09 · 3 obs

○ 2026-05-26 07:54:16
● 2026-07-05 03:35:28
● 2026-08-09 01:30:20

○A2606:4700:3037::ac43:af692026-05-19 → 2026-05-26 · 5 obs

○ 2018-05-11 16:33:04
● 2026-05-19 14:21:46
● 2026-05-26 07:54:16
○ 2026-07-05 03:35:28
○ 2026-08-09 01:30:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
io	a2.nic.io, b0.nic.io, c0.nic.io, a0.nic.io	-
bitcoinorigin.io	cecelia.ns.cloudflare.com, kyle.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.194.135

NS records: cecelia.ns.cloudflare.com, kyle.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bitcoinorigin.io (unsigned zone)

⏱️ Timing

Total: 557ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.175.105, 104.21.17.91`
AAAA	2	`2606:4700:3037::6815:115b, 2606:4700:3030::ac43:af69`
NS	2	`cecelia.ns.cloudflare.com, kyle.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`cecelia.ns.cloudflare.com dns.cloudflare`

Analysis

IP Addresses

bitcoinorigin.io resolves to four IP addresses: 104.21.17.91, 172.67.175.105, 2606:4700:3030::ac43:af69 and 2606:4700:3037::6815:115b.

sakura.black, mistjoyhub.com, csbfamily.net plus two other host names have IP numbers in common with bitcoinorigin.io.

Name Servers

Two name servers handle the delegation for bitcoinorigin.io: cecelia.ns.cloudflare.com and kyle.ns.cloudflare.com.

The name server configuration of bitcoinorigin.io is shared with other domains, for instance kriptoschool.io, medinilla.ca, therenamer.com and two others.

bitcoinorigin.io has at least partial name server overlap with other domains, such as artforma.com.hr, shadowstudiobracket.com, ricks-motorcycles.shop and two others.

It is common to find these name servers paired with the name servers fred.ns.cloudflare.com.

Hosts with 6 IP addresses each:

cecelia.ns.cloudflare.com resolves to 108.162.194.135, 162.159.38.135 and 172.64.34.135 among others, with 3 other IP addresses in total.

kyle.ns.cloudflare.com resolves to 108.162.195.111, 162.159.44.111 and 172.64.35.111 among others, with 3 other IP addresses in total.

bitcoinorigin.io - robtex.com