`knowmyblock.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:9024^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:371a^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.55.26^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.144.36^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`joan.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3aad^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0ad^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`joan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20ad^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`joan.ns.cloudflare.com`
		A	108.162.192.173^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joan.ns.cloudflare.com`
		A	172.64.32.173^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joan.ns.cloudflare.com`
		A	173.245.58.173^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joan.ns.cloudflare.com`
NS	`ken.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b7f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ken.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c17f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ken.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:217f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ken.ns.cloudflare.com`
		A	108.162.193.127^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ken.ns.cloudflare.com`
		A	172.64.33.127^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ken.ns.cloudflare.com`
		A	173.245.59.127^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ken.ns.cloudflare.com`
MX	`route2.mx.cloudflare.net` ⭐
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽²⁹⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route1.mx.cloudflare.net`⁽⁶⁵⁾
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
TXT	`google-site-verification=ShlSdlygZSe0n99AMyuJTQ79nqhsydpj0v75l9RFJYI`
TXT	`v=spf1 include:amazonses.com include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.55.26, 172.67.144.36
		IPv6 hints	2606:4700:3030::ac43:9024, 2606:4700:3033::6815:371a
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=218, name=cloudflare-ech.com
SOA	`joan.ns.cloudflare.com`dns@cloudflare.com serial=2401645024

`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=1776750602

Same first word

knowmyblock.com

DNS History

9 records (9 active, 0 former)

●NSjoan.ns.cloudflare.com2026-04-09 → 2026-04-21 · 2 obs

● 2026-04-09 18:14:04
● 2026-04-21 06:19:30

●NSken.ns.cloudflare.com2026-04-09 → 2026-04-21 · 2 obs

● 2026-04-09 18:14:04
● 2026-04-21 06:19:30

●MXroute1.mx.cloudflare.net2026-04-09 → 2026-04-21 · 2 obs

● 2026-04-09 18:14:04
● 2026-04-21 06:19:30

●MXroute2.mx.cloudflare.net2026-04-09 → 2026-04-21 · 2 obs

● 2026-04-09 18:14:04
● 2026-04-21 06:19:30

●MXroute3.mx.cloudflare.net2026-04-09 → 2026-04-21 · 2 obs

● 2026-04-09 18:14:04
● 2026-04-21 06:19:30

●A104.21.55.262026-04-09 → 2026-04-21 · 2 obs

● 2026-04-09 18:14:04
● 2026-04-21 06:19:30

●A172.67.144.362026-04-09 → 2026-04-21 · 2 obs

● 2026-04-09 18:14:04
● 2026-04-21 06:19:30

●A2606:4700:3030::ac43:90242026-04-09 → 2026-04-21 · 2 obs

● 2026-04-09 18:14:04
● 2026-04-21 06:19:30

●A2606:4700:3033::6815:371a2026-04-09 → 2026-04-21 · 2 obs

● 2026-04-09 18:14:04
● 2026-04-21 06:19:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
knowmyblock.com	ken.ns.cloudflare.com, joan.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.173

NS records: ken.ns.cloudflare.com, joan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowmyblock.com (unsigned zone)

⏱️ Timing

Total: 248ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.144.36, 104.21.55.26`
AAAA	2	`2606:4700:3033::6815:371a, 2606:4700:3030::ac43:9024`
NS	2	`joan.ns.cloudflare.com, ken.ns.cloudflare.com`
MX	3	`route3.mx.cloudflare.net (pri: 29), route1.mx.cloudflare.net (pri: 65)...`
TXT	2	`google-site-verification=ShlSdlygZSe0n99, v=spf1 include:amazonses.com include:_sp`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`joan.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ken.ns.cloudflare.com, ken.ns.cloudflare.com, ken.ns.cloudflare.com...)

Analysis

IP Addresses

Four IP numbers are pointed to by knowmyblock.com: 2606:4700:3030::ac43:9024, 2606:4700:3033::6815:371a, 104.21.55.26 and 172.67.144.36.

other host names including online-benefit.com, d1d.net, sato-maru.com, www.happyworker.com and conferencebureaunorway.com share IP numbers with knowmyblock.com.

Name Servers

knowmyblock.com is delegated to two name servers joan.ns.cloudflare.com and ken.ns.cloudflare.com.

knowmyblock.com shares the same name server setup as other domains, for instance rucoinmarketcap.com, bioleonhardt.com, theroadwarriors.net, smokeyjoescigarlounge.com and oceanpinesrv.com.

knowmyblock.com at least partially shares name servers with other domains, for instance rodam.nl, oilvinegar.de, sorivanteqla.com, signaturepixel.com and naughty-blog.com.

These name servers are commonly used alongside lisa.ns.cloudflare.com, ns1.colocrossing.com, ns2.colocrossing.com, coco.ns.cloudflare.com, kai.ns.cloudflare.com and khalid.ns.cloudflare.com.

Host names with six IP numbers:

Host name joan.ns.cloudflare.com points to: 2606:4700:50::adf5:3aad, 2803:f800:50::6ca2:c0ad, 2a06:98c1:50::ac40:20ad, 108.162.192.173, 172.64.32.173 and 173.245.58.173.

Host name ken.ns.cloudflare.com points to: 2606:4700:58::adf5:3b7f, 2803:f800:50::6ca2:c17f, 2a06:98c1:50::ac40:217f, 108.162.193.127, 172.64.33.127 and 173.245.59.127.

Mail Servers

knowmyblock.com is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

knowmyblock.com shares some mail servers with other domains, at least partially, for instance vpsslh.fr, newsflash.ro, falchus.com, intellismiths.com and completesky.com.

Host names with six IP numbers:

Host name route1.mx.cloudflare.net points to: 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13.

Host name route2.mx.cloudflare.net points to: 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19.

Host name route3.mx.cloudflare.net points to: 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25.

knowmyblock.com - robtex.com

knowmyblock.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`knowmyblock.com`

`com`