`bisimulations.org`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3034::ac43:c057^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:1469^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.20.105^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.192.87^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`arch.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b44^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arch.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c144^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`arch.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2144^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`arch.ns.cloudflare.com`
		A	108.162.193.68^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arch.ns.cloudflare.com`
		A	172.64.33.68^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arch.ns.cloudflare.com`
		A	173.245.59.68^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arch.ns.cloudflare.com`
NS	`uma.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a92^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uma.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c092^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`uma.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2092^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`uma.ns.cloudflare.com`
		A	108.162.192.146^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uma.ns.cloudflare.com`
		A	172.64.32.146^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uma.ns.cloudflare.com`
		A	173.245.58.146^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uma.ns.cloudflare.com`
TXT	`v=spf1 -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.20.105, 172.67.192.87
		IPv6	2606:4700:3034::ac43:c057, 2606:4700:3036::6815:1469
SOA	`arch.ns.cloudflare.com`dns@cloudflare.com serial=2400010444

`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=1775002222

Same first word

bisimulations.org

bisimulations.net

bisimulations.com

DNS History

11 records (6 active, 5 former)

●NSarch.ns.cloudflare.com2026-02-26 → 2026-04-01 · 3 obs

○ 2017-04-20 13:45:16
● 2026-02-26 07:38:36
● 2026-04-01 00:35:24

○NSns63.domaincontrol.com2015-08-07 → 2017-04-20 · 4 obs

● 2015-08-07 04:44:18
● 2017-04-20 13:45:16
○ 2026-02-26 07:38:36
○ 2026-04-01 00:35:24

○NSns64.domaincontrol.com2015-08-07 → 2017-04-20 · 4 obs

● 2015-08-07 04:44:18
● 2017-04-20 13:45:16
○ 2026-02-26 07:38:36
○ 2026-04-01 00:35:24

●NSuma.ns.cloudflare.com2026-02-26 → 2026-04-01 · 3 obs

○ 2017-04-20 13:45:16
● 2026-02-26 07:38:36
● 2026-04-01 00:35:24

○MXmailstore1.secureserver.net2015-08-07 → 2017-04-20 · 4 obs

● 2015-08-07 04:44:18
● 2017-04-20 13:45:16
○ 2026-02-26 07:38:36
○ 2026-04-01 00:35:24

○MXsmtp.secureserver.net2015-08-07 → 2017-04-20 · 4 obs

● 2015-08-07 04:44:18
● 2017-04-20 13:45:16
○ 2026-02-26 07:38:36
○ 2026-04-01 00:35:24

●A104.21.20.1052026-02-26 → 2026-04-01 · 3 obs

○ 2017-04-20 13:45:16
● 2026-02-26 07:38:36
● 2026-04-01 00:35:24

●A172.67.192.872026-02-26 → 2026-04-01 · 3 obs

○ 2017-04-20 13:45:16
● 2026-02-26 07:38:36
● 2026-04-01 00:35:24

○A184.168.221.12015-08-07 → 2017-04-20 · 4 obs

● 2015-08-07 04:44:18
● 2017-04-20 13:45:16
○ 2026-02-26 07:38:36
○ 2026-04-01 00:35:24

●A2606:4700:3034::ac43:c0572026-02-26 → 2026-04-01 · 3 obs

○ 2017-04-20 13:45:16
● 2026-02-26 07:38:36
● 2026-04-01 00:35:24

●A2606:4700:3036::6815:14692026-02-26 → 2026-04-01 · 3 obs

○ 2017-04-20 13:45:16
● 2026-02-26 07:38:36
● 2026-04-01 00:35:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
bisimulations.org	uma.ns.cloudflare.com, arch.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.146

NS records: uma.ns.cloudflare.com, arch.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 359ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.192.87, 104.21.20.105`
AAAA	2	`2606:4700:3036::6815:1469, 2606:4700:3034::ac43:c057`
NS	2	`arch.ns.cloudflare.com, uma.ns.cloudflare.com`
TXT	1	`v=spf1 -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`arch.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

Four IP numbers are pointed to by bisimulations.org: 2606:4700:3034::ac43:c057, 2606:4700:3036::6815:1469, 104.21.20.105 and 172.67.192.87.

other host names including wifihost.com, com-alpha-management-cluster-internal.pro, jamesonranch.com, maderastorage.com and advantastrategicoperations.click share IP numbers with bisimulations.org.

Name Servers

bisimulations.org is delegated to two name servers arch.ns.cloudflare.com and uma.ns.cloudflare.com.

bisimulations.org shares the same name server setup as other domains, for instance virtualbattlespace4.com, geotoriya.ru, vbsim.org, wickedvisible.com and alawars-free.ru.

bisimulations.org at least partially shares name servers with other domains, for instance pegmadeiras.com.br, laser247newid.in, csgo-boosters.com, arv.org.au and clgt.one.

Host names with six IP numbers:

Host name arch.ns.cloudflare.com points to: 2606:4700:58::adf5:3b44, 2803:f800:50::6ca2:c144, 2a06:98c1:50::ac40:2144, 108.162.193.68, 172.64.33.68 and 173.245.59.68.

Host name uma.ns.cloudflare.com points to: 2606:4700:50::adf5:3a92, 2803:f800:50::6ca2:c092, 2a06:98c1:50::ac40:2092, 108.162.192.146, 172.64.32.146 and 173.245.58.146.

bisimulations.org - robtex.com