`heuristnetwork.org`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3030::ac43:ba93^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:5434^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.84.52^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.186.147^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`john.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bb9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`john.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1b9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`john.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21b9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`john.ns.cloudflare.com`
		A	108.162.193.185^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`john.ns.cloudflare.com`
		A	172.64.33.185^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`john.ns.cloudflare.com`
		A	173.245.59.185^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`john.ns.cloudflare.com`
NS	`olivia.ns.cloudflare.com`
		A	2606:4700:50::a29f:26dd^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olivia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2dd^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`olivia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22dd^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`olivia.ns.cloudflare.com`
		A	108.162.194.221^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olivia.ns.cloudflare.com`
		A	162.159.38.221^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olivia.ns.cloudflare.com`
		A	172.64.34.221^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olivia.ns.cloudflare.com`
MX	`route3.mx.cloudflare.net` ⭐
		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`⁽⁵¹⁾
		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`
MX	`route2.mx.cloudflare.net`⁽⁷⁶⁾
		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`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.84.52, 172.67.186.147
		IPv6 hints	2606:4700:3030::ac43:ba93, 2606:4700:3036::6815:5434
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=147, name=cloudflare-ech.com
SOA	`john.ns.cloudflare.com`dns@cloudflare.com serial=2410048118

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1785210905

Same first word

heuristnetwork.org

DNS History

16 records (9 active, 7 former)

●NSjohn.ns.cloudflare.com2026-05-01 → 2026-07-28 · 3 obs

○ 2017-01-31 20:41:38
● 2026-05-01 07:41:52
● 2026-07-28 04:18:44

○NSns57.domaincontrol.com2015-05-23 → 2017-01-31 · 4 obs

● 2015-05-23 08:46:16
● 2017-01-31 20:41:38
○ 2026-05-01 07:41:52
○ 2026-07-28 04:18:44

○NSns58.domaincontrol.com2015-05-23 → 2017-01-31 · 4 obs

● 2015-05-23 08:46:16
● 2017-01-31 20:41:38
○ 2026-05-01 07:41:52
○ 2026-07-28 04:18:44

●NSolivia.ns.cloudflare.com2026-05-01 → 2026-07-28 · 3 obs

○ 2017-01-31 20:41:38
● 2026-05-01 07:41:52
● 2026-07-28 04:18:44

○MXmailstore1.secureserver.net2015-05-23 → 2017-01-31 · 4 obs

● 2015-05-23 08:46:16
● 2017-01-31 20:41:38
○ 2026-05-01 07:41:52
○ 2026-07-28 04:18:44

●MXroute1.mx.cloudflare.net2026-05-01 → 2026-07-28 · 3 obs

○ 2017-01-31 20:41:38
● 2026-05-01 07:41:52
● 2026-07-28 04:18:44

●MXroute2.mx.cloudflare.net2026-05-01 → 2026-07-28 · 3 obs

○ 2017-01-31 20:41:38
● 2026-05-01 07:41:52
● 2026-07-28 04:18:44

●MXroute3.mx.cloudflare.net2026-05-01 → 2026-07-28 · 3 obs

○ 2017-01-31 20:41:38
● 2026-05-01 07:41:52
● 2026-07-28 04:18:44

○MXsmtp.secureserver.net2015-05-23 → 2017-01-31 · 4 obs

● 2015-05-23 08:46:16
● 2017-01-31 20:41:38
○ 2026-05-01 07:41:52
○ 2026-07-28 04:18:44

●A104.21.84.522026-05-01 → 2026-07-28 · 3 obs

○ 2017-01-31 20:41:38
● 2026-05-01 07:41:52
● 2026-07-28 04:18:44

●A172.67.186.1472026-05-01 → 2026-07-28 · 3 obs

○ 2017-01-31 20:41:38
● 2026-05-01 07:41:52
● 2026-07-28 04:18:44

○A203.124.119.12015-05-23 → 2017-01-31 · 4 obs

● 2015-05-23 08:46:16
● 2017-01-31 20:41:38
○ 2026-05-01 07:41:52
○ 2026-07-28 04:18:44

○A2606:4700:3030::6815:54342026-05-01 → 2026-05-01 · 4 obs

○ 2017-01-31 20:41:38
● 2026-05-01 07:41:52
○ 2026-07-08 06:08:04
○ 2026-07-28 04:18:44

●A2606:4700:3030::ac43:ba932026-07-08 → 2026-07-28 · 3 obs

○ 2026-05-01 07:41:52
● 2026-07-08 06:08:04
● 2026-07-28 04:18:44

○A2606:4700:3033::ac43:ba932026-05-01 → 2026-05-01 · 4 obs

○ 2017-01-31 20:41:38
● 2026-05-01 07:41:52
○ 2026-07-08 06:08:04
○ 2026-07-28 04:18:44

●A2606:4700:3036::6815:54342026-07-08 → 2026-07-28 · 3 obs

○ 2026-05-01 07:41:52
● 2026-07-08 06:08:04
● 2026-07-28 04:18:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, d0.org.afilias-nst.org, b2.org.afilias-nst.org	-
heuristnetwork.org	john.ns.cloudflare.com, olivia.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.221

NS records: john.ns.cloudflare.com, olivia.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 968ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.186.147, 104.21.84.52`
AAAA	2	`2606:4700:3030::ac43:ba93, 2606:4700:3036::6815:5434`
NS	2	`john.ns.cloudflare.com, olivia.ns.cloudflare.com`
MX	3	`route3.mx.cloudflare.net (pri: 10), route1.mx.cloudflare.net (pri: 51)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`john.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

heuristnetwork.org has four IP addresses: 104.21.84.52, 172.67.186.147, 2606:4700:3030::ac43:ba93 and 2606:4700:3036::6815:5434.

oswegocountyatv.org, jslysd.net, mail.med-biznes.pl plus two other host names have IP numbers in common with heuristnetwork.org.

Name Servers

heuristnetwork.org uses two name servers for its delegation: john.ns.cloudflare.com and olivia.ns.cloudflare.com.

The name server configuration of heuristnetwork.org is shared with other domains, for instance commonmail.net, rockandreview.org, celestialpearldanio.com and two others.

heuristnetwork.org has at least partial name server overlap with other domains, such as sc18lip.ru, dxmpeicg.cc, yccljtxr.cc and two others.

It is common to find these name servers paired with the name servers peyton.ns.cloudflare.com, ajay.ns.cloudflare.com, emma.ns.cloudflare.com and princess.ns.cloudflare.com.

Hosts with 6 IP addresses each:

Hostname john.ns.cloudflare.com directs to 108.162.193.185, 172.64.33.185 and 173.245.59.185 along with 3 other IP addresses.

Hostname olivia.ns.cloudflare.com directs to 108.162.194.221, 162.159.38.221 and 172.64.34.221 along with 3 other IP addresses.

Mail Servers

heuristnetwork.org has three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

At least some of the mail servers used by heuristnetwork.org are shared with other domains: thezhgroup.co, revancedextended.io, cobracasinoca.ca and two others among them.

Hosts with 6 IP addresses each:

Hostname route1.mx.cloudflare.net directs to 162.159.205.11, 162.159.205.12 and 162.159.205.13 along with 3 other IP addresses.

Hostname route2.mx.cloudflare.net directs to 162.159.205.17, 162.159.205.18 and 162.159.205.19 along with 3 other IP addresses.

Hostname route3.mx.cloudflare.net directs to 162.159.205.23, 162.159.205.24 and 162.159.205.25 along with 3 other IP addresses.

heuristnetwork.org - robtex.com