rtcube.com - dns.ninja

`rtcube.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:ff0^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:d0d2^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.15.240^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.208.210^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jen.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26b9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jen.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2b9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jen.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22b9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jen.ns.cloudflare.com`
		A	108.162.194.185^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jen.ns.cloudflare.com`
		A	162.159.38.185^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jen.ns.cloudflare.com`
		A	172.64.34.185^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jen.ns.cloudflare.com`
NS	`steven.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c11^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`steven.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c311^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`steven.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2311^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`steven.ns.cloudflare.com`
		A	108.162.195.17^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`steven.ns.cloudflare.com`
		A	162.159.44.17^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`steven.ns.cloudflare.com`
		A	172.64.35.17^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`steven.ns.cloudflare.com`
TXT	`NC-LAI-2596`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.15.240, 172.67.208.210
		IPv6 hints	2606:4700:3034::6815:ff0, 2606:4700:3034::ac43:d0d2
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=78, name=cloudflare-ech.com
SOA	`jen.ns.cloudflare.com`dns@cloudflare.com serial=2402763114

`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=1780957501

Same first word

rtcube.com

Similar names

brutec.com

burtec.nl

bercut.md

urbtec.com.br

turbec.ru

tbruce.net

truebc.net

truecb.com

bertuc.net

btceur.de

ubcert.ir

burcet.fr

btceur.com

trcube.com

crtube.com

rbuect.com

turbec.com

tcubre.com

burtec.com

tecbur.es

brutec.us

cbtrue.com

cubert.eu

ceturb.es.gov.br

truebc.com

buctre.com

curetb.org

bertuc.com

urbtec.com

bercut.biz

rectub.com

rbucet.com

btceur.net

burtec.com.au

brutec.net

bucter.com

trebuc.com

trubec.eu

rcubet.com

bucret.com

rubtec.com

tcbuer.com

burcet.com

curetb.com

btcure.com

bercut.ru

cubert.com

brutec.com.br

trubec.cz

cubert.org

curebt.kr

rbuetc.com

ctuber.com

bercut.su

bcrute.com

bercut.store

rctube.com

brutec.de

burcet.cat

burcet.net

rubect.com

burect.com

bercut.com

cubert.co.uk

cubetr.com

burtec.de

DNS History

17 records (6 active, 11 former)

●NSjen.ns.cloudflare.com2026-02-21 → 2026-06-08 · 3 obs

○ 2019-12-25 04:44:28
● 2026-02-21 10:50:34
● 2026-06-08 22:40:16

○NSns1.dnsowl.com2019-12-25 → 2019-12-25 · 4 obs

○ 2016-06-30 11:47:36
● 2019-12-25 04:44:28
○ 2026-02-21 10:50:34
○ 2026-06-08 22:40:16

○NSns1.rtcube.com2015-07-18 → 2015-11-26 · 4 obs

● 2015-07-18 15:39:04
● 2015-11-26 20:13:32
○ 2016-06-30 11:47:36
○ 2026-06-08 22:40:16

○NSns2.dnsowl.com2019-12-25 → 2019-12-25 · 4 obs

○ 2016-06-30 11:47:36
● 2019-12-25 04:44:28
○ 2026-02-21 10:50:34
○ 2026-06-08 22:40:16

○NSns3.dnsowl.com2019-12-25 → 2019-12-25 · 4 obs

○ 2016-06-30 11:47:36
● 2019-12-25 04:44:28
○ 2026-02-21 10:50:34
○ 2026-06-08 22:40:16

○NSns77.domaincontrol.com2026-02-21 → 2026-06-08 · 2 obs

○ 2026-02-21 10:50:34
○ 2026-06-08 22:40:16

○NSns78.domaincontrol.com2026-02-21 → 2026-06-08 · 2 obs

○ 2026-02-21 10:50:34
○ 2026-06-08 22:40:16

●NSsteven.ns.cloudflare.com2026-02-21 → 2026-06-08 · 3 obs

○ 2019-12-25 04:44:28
● 2026-02-21 10:50:34
● 2026-06-08 22:40:16

○MXmail1.rtcube.com2015-07-18 → 2015-11-26 · 4 obs

● 2015-07-18 15:39:04
● 2015-11-26 20:13:32
○ 2016-06-30 11:47:36
○ 2026-06-08 22:40:16

○MXmail2.rtcube.com2015-07-18 → 2015-11-26 · 4 obs

● 2015-07-18 15:39:04
● 2015-11-26 20:13:32
○ 2016-06-30 11:47:36
○ 2026-06-08 22:40:16

●A104.21.15.2402026-02-21 → 2026-06-08 · 3 obs

○ 2016-06-30 11:47:36
● 2026-02-21 10:50:34
● 2026-06-08 22:40:16

○A13.248.213.452026-02-21 → 2026-06-08 · 2 obs

○ 2026-02-21 10:50:34
○ 2026-06-08 22:40:16

●A172.67.208.2102026-02-21 → 2026-06-08 · 3 obs

○ 2016-06-30 11:47:36
● 2026-02-21 10:50:34
● 2026-06-08 22:40:16

○A222.239.78.2112015-07-18 → 2015-11-26 · 4 obs

● 2015-07-18 15:39:04
● 2015-11-26 20:13:32
○ 2016-06-30 11:47:36
○ 2026-06-08 22:40:16

●A2606:4700:3034::6815:ff02026-02-21 → 2026-06-08 · 3 obs

○ 2016-06-30 11:47:36
● 2026-02-21 10:50:34
● 2026-06-08 22:40:16

●A2606:4700:3034::ac43:d0d22026-02-21 → 2026-06-08 · 3 obs

○ 2016-06-30 11:47:36
● 2026-02-21 10:50:34
● 2026-06-08 22:40:16

○A76.223.67.1892026-02-21 → 2026-06-08 · 2 obs

○ 2026-02-21 10:50:34
○ 2026-06-08 22:40:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, a.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net...	-
rtcube.com	jen.ns.cloudflare.com, steven.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.17

NS records: jen.ns.cloudflare.com, steven.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rtcube.com (unsigned zone)

⏱️ Timing

Total: 352ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.208.210, 104.21.15.240`
AAAA	2	`2606:4700:3034::6815:ff0, 2606:4700:3034::ac43:d0d2`
NS	2	`jen.ns.cloudflare.com, steven.ns.cloudflare.com`
TXT	1	`NC-LAI-2596`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`jen.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

rtcube.com points to 4 IP addresses — 104.21.15.240, 172.67.208.210, 2606:4700:3034::6815:ff0 and 2606:4700:3034::ac43:d0d2.

k-talyst.com.ph, larozaa.store, lottery-info.com plus two other host names have IP numbers in common with rtcube.com.

Name Servers

rtcube.com is served by two delegated name servers, jen.ns.cloudflare.com and steven.ns.cloudflare.com.

The name server configuration of rtcube.com is shared with other domains, for instance choosing-ad-preapepettyler.pages.dev, ghanamovieposters.com, whinwoof.com and two others.

There is at least partial name server overlap between rtcube.com and other domains — jssechess.com, downhost24.sbs, novasure.co.uk and two more among them.

These name servers tend to appear in combination with the name servers rose.ns.cloudflare.com, rayden.ns.cloudflare.com, tiffany.ns.cloudflare.com and suzanne.ns.cloudflare.com.

Hosts with 6 IP addresses each:

jen.ns.cloudflare.com maps to six IP addresses: 108.162.194.185, 162.159.38.185, 172.64.34.185 and three others.

steven.ns.cloudflare.com maps to six IP addresses: 108.162.195.17, 162.159.44.17, 172.64.35.17 and three others.