`contactknowi.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:a454^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:49ab^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.73.171^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.164.84^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alex.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b64^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c164^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alex.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2164^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alex.ns.cloudflare.com`
		A	108.162.193.100^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
		A	172.64.33.100^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
		A	173.245.59.100^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
NS	`aryanna.ns.cloudflare.com`
		A	2606:4700:50::a29f:265f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aryanna.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c25f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`aryanna.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:225f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`aryanna.ns.cloudflare.com`
		A	108.162.194.95^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aryanna.ns.cloudflare.com`
		A	162.159.38.95^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aryanna.ns.cloudflare.com`
		A	172.64.34.95^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aryanna.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.73.171, 172.67.164.84
		IPv6	2606:4700:3030::ac43:a454, 2606:4700:3034::6815:49ab
SOA	`alex.ns.cloudflare.com`dns@cloudflare.com serial=2399400791

`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=1771291435

⚠️ On DNS blocklist: tif

Same first word

contactknowi.com

DNS History

6 records (6 active, 0 former)

●NSalex.ns.cloudflare.com2026-03-20 → 2026-03-23 · 2 obs

● 2026-03-20 02:52:28
● 2026-03-23 17:47:54

●NSaryanna.ns.cloudflare.com2026-03-20 → 2026-03-23 · 2 obs

● 2026-03-20 02:52:28
● 2026-03-23 17:47:54

●A104.21.73.1712026-03-20 → 2026-03-23 · 2 obs

● 2026-03-20 02:52:28
● 2026-03-23 17:47:54

●A172.67.164.842026-03-20 → 2026-03-23 · 2 obs

● 2026-03-20 02:52:28
● 2026-03-23 17:47:54

●A2606:4700:3030::ac43:a4542026-03-20 → 2026-03-23 · 2 obs

● 2026-03-20 02:52:28
● 2026-03-23 17:47:54

●A2606:4700:3034::6815:49ab2026-03-20 → 2026-03-23 · 2 obs

● 2026-03-20 02:52:28
● 2026-03-23 17:47:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, e.gtld-servers.net, c.gtld-servers.net, i.gtld-servers.net...	-
contactknowi.com	alex.ns.cloudflare.com, aryanna.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.95

NS records: alex.ns.cloudflare.com, aryanna.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for contactknowi.com (unsigned zone)

⏱️ Timing

Total: 374ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.73.171, 172.67.164.84`
AAAA	2	`2606:4700:3030::ac43:a454, 2606:4700:3034::6815:49ab`
NS	2	`alex.ns.cloudflare.com, aryanna.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`alex.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

contactknowi.com resolves to four IP numbers: 2606:4700:3030::ac43:a454, 2606:4700:3034::6815:49ab, 104.21.73.171 and 172.67.164.84.

Other host names such as displaysdirect.com.au, radiatorprijsvechter.be, openpub.cn, 300wan300.com and mail.secur-icare.com share IPs with contactknowi.com.

Name Servers

contactknowi.com is delegated to two name servers: alex.ns.cloudflare.com and aryanna.ns.cloudflare.com.

contactknowi.com shares the same name server setup as sg2quant.com, sewadreamdesign.com, incrediblefencing.com, quanautotradeca.com and seophd.com.

contactknowi.com at least partially shares name servers with other domains, for instance avzl.nl, file-cabinet.net, ipmhoa.com, delicast.com and htr88.cn.

These name servers are commonly used with dax.ns.cloudflare.com and pola.ns.cloudflare.com.

Host names with six IP numbers:

alex.ns.cloudflare.com points to 2606:4700:58::adf5:3b64, 2803:f800:50::6ca2:c164, 2a06:98c1:50::ac40:2164, 108.162.193.100, 172.64.33.100 and 173.245.59.100.

aryanna.ns.cloudflare.com points to 2606:4700:50::a29f:265f, 2803:f800:50::6ca2:c25f, 2a06:98c1:50::ac40:225f, 108.162.194.95, 162.159.38.95 and 172.64.34.95.

contactknowi.com - robtex.com