`variationalresearch.co`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3030::6815:56de^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:8941^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.86.222^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.137.65^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`arturo.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cd8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arturo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3d8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`arturo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23d8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`arturo.ns.cloudflare.com`
		A	108.162.195.216^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arturo.ns.cloudflare.com`
		A	162.159.44.216^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arturo.ns.cloudflare.com`
		A	172.64.35.216^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arturo.ns.cloudflare.com`
NS	`heidi.ns.cloudflare.com`
		A	2606:4700:50::a29f:26ec^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heidi.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2ec^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`heidi.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22ec^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`heidi.ns.cloudflare.com`
		A	108.162.194.236^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heidi.ns.cloudflare.com`
		A	162.159.38.236^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heidi.ns.cloudflare.com`
		A	172.64.34.236^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heidi.ns.cloudflare.com`
TXT	`v=spf1 -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.86.222, 172.67.137.65
		IPv6 hints	2606:4700:3030::6815:56de, 2606:4700:3037::ac43:8941
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=28, name=cloudflare-ech.com
SOA	`arturo.ns.cloudflare.com`dns@cloudflare.com serial=2400601001

`co`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns0.centralnic.net` ⭐
	NS	`a.registrydns.co`
	NS	`b.registrydns.co`
	NS	`c.registrydns.co`
	NS	`d.registrydns.co`
	SOA	`ns0.centralnic.net`hostmaster@centralnic.net serial=1759633006

⚠️ On DNS blocklist: tif

Same first word

variationalresearch.com

variationalresearch.io

variationalresearch.co

DNS History

6 records (6 active, 0 former)

●NSarturo.ns.cloudflare.com2026-03-26 → 2026-04-13 · 2 obs

● 2026-03-26 20:20:32
● 2026-04-13 12:26:06

●NSheidi.ns.cloudflare.com2026-03-26 → 2026-04-13 · 2 obs

● 2026-03-26 20:20:32
● 2026-04-13 12:26:06

●A104.21.86.2222026-03-26 → 2026-04-13 · 2 obs

● 2026-03-26 20:20:32
● 2026-04-13 12:26:06

●A172.67.137.652026-03-26 → 2026-04-13 · 2 obs

● 2026-03-26 20:20:32
● 2026-04-13 12:26:06

●A2606:4700:3030::6815:56de2026-03-26 → 2026-04-13 · 2 obs

● 2026-03-26 20:20:32
● 2026-04-13 12:26:06

●A2606:4700:3037::ac43:89412026-03-26 → 2026-04-13 · 2 obs

● 2026-03-26 20:20:32
● 2026-04-13 12:26:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
co	a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co	-
variationalresearch.co	heidi.ns.cloudflare.com, arturo.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.236

NS records: heidi.ns.cloudflare.com, arturo.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 462ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.86.222, 172.67.137.65`
AAAA	2	`2606:4700:3037::ac43:8941, 2606:4700:3030::6815:56de`
NS	2	`arturo.ns.cloudflare.com, heidi.ns.cloudflare.com`
TXT	1	`v=spf1 -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`arturo.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

variationalresearch.co refers to four IP numbers: 2606:4700:3030::6815:56de, 2606:4700:3037::ac43:8941, 104.21.86.222 and 172.67.137.65.

Other host names, for instance criai.it, basecode.sh, 110led.com, jinda55.run and 96d93dda934d.96d93dda934d.96d93dda934d.96d93dda934d.96d93dda934d.96d93dda934d.96d93dda934d.96d93dda934d.96d93dda934d.96d93dda934d.96d93dda934d.96d93dda934d.96d93dda934d.ns.qpali.com share IP numbers with variationalresearch.co.

Name Servers

variationalresearch.co's delegation uses two name servers: arturo.ns.cloudflare.com and heidi.ns.cloudflare.com.

variationalresearch.co uses the same name server setup as other domains, such as variational.trade, variationalresearch.com, kdz88.com, josemos.com and batibox.ru.

variationalresearch.co at least partially shares name servers with other domains, including dezirenatural.com, mostbet-site.ru, nsi.net, ixingyi.com and gsflgw.com.

These name servers are often used with rex.ns.cloudflare.com and amy.ns.cloudflare.com.

Host names with six IP numbers:

arturo.ns.cloudflare.com points to 2606:4700:58::a29f:2cd8, 2803:f800:50::6ca2:c3d8, 2a06:98c1:50::ac40:23d8, 108.162.195.216, 162.159.44.216 and 172.64.35.216.

heidi.ns.cloudflare.com points to 2606:4700:50::a29f:26ec, 2803:f800:50::6ca2:c2ec, 2a06:98c1:50::ac40:22ec, 108.162.194.236, 162.159.38.236 and 172.64.34.236.

variationalresearch.co - robtex.com