quantbook.io - dns.ninja

`quantbook.io`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:cdd^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:c47e^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.12.221^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.196.126^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`kim.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a7e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kim.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c07e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kim.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:207e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kim.ns.cloudflare.com`
		A	108.162.192.126^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kim.ns.cloudflare.com`
		A	172.64.32.126^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kim.ns.cloudflare.com`
		A	173.245.58.126^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kim.ns.cloudflare.com`
NS	`mcgrory.ns.cloudflare.com`
		A	2606:4700:58::a29f:2caa^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mcgrory.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3aa^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mcgrory.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23aa^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mcgrory.ns.cloudflare.com`
		A	108.162.195.170^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mcgrory.ns.cloudflare.com`
		A	162.159.44.170^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mcgrory.ns.cloudflare.com`
		A	172.64.35.170^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mcgrory.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.12.221, 172.67.196.126
		IPv6 hints	2606:4700:3031::6815:cdd, 2606:4700:3031::ac43:c47e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=146, name=cloudflare-ech.com
SOA	`kim.ns.cloudflare.com`dns@cloudflare.com serial=2409712221

`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=1785596799

Same first word

quantbook.io

DNS History

7 records (6 active, 1 former)

●NSkim.ns.cloudflare.com2026-05-01 → 2026-08-01 · 2 obs

● 2026-05-01 09:39:52
● 2026-08-01 15:41:28

●NSmcgrory.ns.cloudflare.com2026-05-01 → 2026-08-01 · 2 obs

● 2026-05-01 09:39:52
● 2026-08-01 15:41:28

●A104.21.12.2212026-05-01 → 2026-08-01 · 2 obs

● 2026-05-01 09:39:52
● 2026-08-01 15:41:28

●A172.67.196.1262026-05-01 → 2026-08-01 · 2 obs

● 2026-05-01 09:39:52
● 2026-08-01 15:41:28

●A2606:4700:3031::6815:cdd2026-06-20 → 2026-08-01 · 3 obs

○ 2026-06-01 08:21:18
● 2026-06-20 02:49:20
● 2026-08-01 15:41:28

●A2606:4700:3031::ac43:c47e2026-05-01 → 2026-08-01 · 2 obs

● 2026-05-01 09:39:52
● 2026-08-01 15:41:28

○A2606:4700:3034::6815:cdd2026-05-01 → 2026-06-01 · 4 obs

● 2026-05-01 09:39:52
● 2026-06-01 08:21:18
○ 2026-06-20 02:49:20
○ 2026-08-01 15:41:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
io	a0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io	-
quantbook.io	kim.ns.cloudflare.com, mcgrory.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.126

NS records: kim.ns.cloudflare.com, mcgrory.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for quantbook.io (unsigned zone)

⏱️ Timing

Total: 291ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.12.221, 172.67.196.126`
AAAA	2	`2606:4700:3031::ac43:c47e, 2606:4700:3031::6815:cdd`
NS	2	`kim.ns.cloudflare.com, mcgrory.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`kim.ns.cloudflare.com dns.cloudflare.com`

Analysis

IP Addresses

quantbook.io directs to four IP numbers, which are 104.21.12.221, 172.67.196.126, 2606:4700:3031::6815:cdd and 2606:4700:3031::ac43:c47e.

Among the host names that share IP numbers with quantbook.io are sentry.mcdev.io, topmotorcycleparts.com, rajeev.in and two others.

Name Servers

The NS records for quantbook.io delegate to kim.ns.cloudflare.com and mcgrory.ns.cloudflare.com.

quantbook.io has the same name server delegation as a number of other domains, such as vuvuvultures.com, bdsm-(0x736578).pro, busanfc.org and two more.

The name servers of quantbook.io overlap at least partially with those of other domains — among them bydachuan.com, showinjuku-naebo.com, argorent.com and two more.

The name servers casey.ns.cloudflare.com, todd.ns.cloudflare.com and eve.ns.cloudflare.com are commonly seen alongside these name servers.

Host names resolving to 6 IP numbers:

kim.ns.cloudflare.com maps to 108.162.192.126, 172.64.32.126, 173.245.58.126 and 3 additional IP addresses.

mcgrory.ns.cloudflare.com maps to 108.162.195.170, 162.159.44.170, 172.64.35.170 and 3 additional IP addresses.