`rubinghscience.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:306^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:81fb^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.3.6^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.129.251^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`kimora.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26f3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kimora.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2f3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kimora.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22f3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kimora.ns.cloudflare.com`
		A	108.162.194.243^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kimora.ns.cloudflare.com`
		A	162.159.38.243^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kimora.ns.cloudflare.com`
		A	172.64.34.243^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kimora.ns.cloudflare.com`
NS	`quincy.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c27^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`quincy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c327^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`quincy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2327^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`quincy.ns.cloudflare.com`
		A	108.162.195.39^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`quincy.ns.cloudflare.com`
		A	162.159.44.39^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`quincy.ns.cloudflare.com`
		A	172.64.35.39^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`quincy.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.3.6, 172.67.129.251
		IPv6 hints	2606:4700:3030::6815:306, 2606:4700:3031::ac43:81fb
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=37, name=cloudflare-ech.com
SOA	`kimora.ns.cloudflare.com`dns@cloudflare.com serial=2401463770

`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=1776094274

Same first word

rubinghscience.org

DNS History

19 records (6 active, 13 former)

○NSdns2.it-ernity.nl2008-11-29 → 2008-11-29 · 3 obs

● 2008-11-29 13:00:18
○ 2015-08-18 14:54:18
○ 2026-04-13 15:42:12

●NSkimora.ns.cloudflare.com2026-04-08 → 2026-04-13 · 3 obs

○ 2017-07-05 18:46:42
● 2026-04-08 10:28:18
● 2026-04-13 15:42:12

○NSns1.bitcontrol.nl2015-08-18 → 2016-04-17 · 5 obs

○ 2008-11-29 13:00:18
● 2015-08-18 14:54:18
● 2016-04-17 18:38:44
○ 2016-11-20 08:31:38
○ 2026-04-13 15:42:12

○NSns1.graphcomm.nl2008-11-29 → 2008-11-29 · 3 obs

● 2008-11-29 13:00:18
○ 2015-08-18 14:54:18
○ 2026-04-13 15:42:12

○NSns2.bitcontrol.nl2015-08-18 → 2016-04-17 · 5 obs

○ 2008-11-29 13:00:18
● 2015-08-18 14:54:18
● 2016-04-17 18:38:44
○ 2016-11-20 08:31:38
○ 2026-04-13 15:42:12

○NSns2.graphcomm.nl2008-11-29 → 2008-11-29 · 3 obs

● 2008-11-29 13:00:18
○ 2015-08-18 14:54:18
○ 2026-04-13 15:42:12

○NSns3.bitcontrol.nl2016-11-20 → 2017-07-05 · 5 obs

○ 2016-04-17 18:38:44
● 2016-11-20 08:31:38
● 2017-07-05 18:46:42
○ 2026-04-08 10:28:18
○ 2026-04-13 15:42:12

○NSns4.bitcontrol.nl2016-11-20 → 2017-07-05 · 5 obs

○ 2016-04-17 18:38:44
● 2016-11-20 08:31:38
● 2017-07-05 18:46:42
○ 2026-04-08 10:28:18
○ 2026-04-13 15:42:12

●NSquincy.ns.cloudflare.com2026-04-08 → 2026-04-13 · 3 obs

○ 2017-07-05 18:46:42
● 2026-04-08 10:28:18
● 2026-04-13 15:42:12

○MXmail.rubinghscience.org2015-08-18 → 2017-07-05 · 5 obs

○ 2008-11-29 13:00:18
● 2015-08-18 14:54:18
● 2017-07-05 18:46:42
○ 2026-04-08 10:28:18
○ 2026-04-13 15:42:12

○MXwww.graphcomm.nl2008-11-29 → 2008-11-29 · 3 obs

● 2008-11-29 13:00:18
○ 2015-08-18 14:54:18
○ 2026-04-13 15:42:12

●A104.21.3.62026-04-08 → 2026-04-13 · 3 obs

○ 2017-07-05 18:46:42
● 2026-04-08 10:28:18
● 2026-04-13 15:42:12

●A172.67.129.2512026-04-08 → 2026-04-13 · 3 obs

○ 2017-07-05 18:46:42
● 2026-04-08 10:28:18
● 2026-04-13 15:42:12

●A2606:4700:3030::6815:3062026-04-08 → 2026-04-13 · 3 obs

○ 2017-07-05 18:46:42
● 2026-04-08 10:28:18
● 2026-04-13 15:42:12

●A2606:4700:3031::ac43:81fb2026-04-08 → 2026-04-13 · 3 obs

○ 2017-07-05 18:46:42
● 2026-04-08 10:28:18
● 2026-04-13 15:42:12

○A2a01:1b0:7999:446:0:3:c06d:e4372015-08-18 → 2016-04-17 · 5 obs

○ 2008-11-29 13:00:18
● 2015-08-18 14:54:18
● 2016-04-17 18:38:44
○ 2016-11-20 08:31:38
○ 2026-04-13 15:42:12

○A80.84.244.602008-11-29 → 2008-11-29 · 3 obs

● 2008-11-29 13:00:18
○ 2015-08-18 14:54:18
○ 2026-04-13 15:42:12

○A87.238.175.1302016-11-20 → 2017-07-05 · 5 obs

○ 2016-04-17 18:38:44
● 2016-11-20 08:31:38
● 2017-07-05 18:46:42
○ 2026-04-08 10:28:18
○ 2026-04-13 15:42:12

○A89.188.29.1112015-08-18 → 2016-04-17 · 5 obs

○ 2008-11-29 13:00:18
● 2015-08-18 14:54:18
● 2016-04-17 18:38:44
○ 2016-11-20 08:31:38
○ 2026-04-13 15:42:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	d0.org.afilias-nst.org, b2.org.afilias-nst.org, b0.org.afilias-nst.org	-
rubinghscience.org	kimora.ns.cloudflare.com, quincy.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.243

NS records: kimora.ns.cloudflare.com, quincy.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rubinghscience.org (unsigned zone)

⏱️ Timing

Total: 702ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.129.251, 104.21.3.6`
AAAA	2	`2606:4700:3030::6815:306, 2606:4700:3031::ac43:81fb`
NS	2	`kimora.ns.cloudflare.com, quincy.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`kimora.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

rubinghscience.org maps to four IP numbers: 2606:4700:3030::6815:306, 2606:4700:3031::ac43:81fb, 104.21.3.6 and 172.67.129.251.

Other host names such as dl.updatepush.com, sekisui-hokkaido.jp, gsmfire.in, nasalcongestion.eu and ns1.mvhost.net share IPs with rubinghscience.org.

Name Servers

Two name servers kimora.ns.cloudflare.com and quincy.ns.cloudflare.com handle the delegation for rubinghscience.org.

rubinghscience.org shares the same name server setup as other domains, for example rmdbike.cz, homepeaceful.com, newagefurnishings.com, sugamhomes.com and rmdbike.de.

rubinghscience.org at least partially shares name servers with other domains, for example biocorp.com, noktaturizm.com.tr, yahosti.com, helper.dev and taprobane.net.

These name servers are commonly used with eva.ns.cloudflare.com and julissa.ns.cloudflare.com and memphis.ns.cloudflare.com.

Host names with six IP numbers:

kimora.ns.cloudflare.com points to 2606:4700:50::a29f:26f3, 2803:f800:50::6ca2:c2f3, 2a06:98c1:50::ac40:22f3, 108.162.194.243, 162.159.38.243 and 172.64.34.243.

quincy.ns.cloudflare.com points to 2606:4700:58::a29f:2c27, 2803:f800:50::6ca2:c327, 2a06:98c1:50::ac40:2327, 108.162.195.39, 162.159.44.39 and 172.64.35.39.

rubinghscience.org - robtex.com