`rt.cc`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:20::681a:2b0^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::681a:3b0^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::ac43:457e^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.2.176^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.3.176^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.69.126^{🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`brianna.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3af5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brianna.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0f5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`brianna.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20f5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`brianna.ns.cloudflare.com`
		A	108.162.192.245^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brianna.ns.cloudflare.com`
		A	172.64.32.245^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brianna.ns.cloudflare.com`
		A	173.245.58.245^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brianna.ns.cloudflare.com`
NS	`kanye.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bbd^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kanye.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1bd^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kanye.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21bd^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kanye.ns.cloudflare.com`
		A	108.162.193.189^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kanye.ns.cloudflare.com`
		A	172.64.33.189^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kanye.ns.cloudflare.com`
		A	173.245.59.189^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kanye.ns.cloudflare.com`
MX	`mx1.feishu.cn` ⭐
		A	52.220.106.220^{🇸🇬 Amazon52.220.0.0/15 SIN prefix}
			PTR	`ec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com`
MX	`mx2.feishu.cn`⁽⁵⁾
		A	101.126.58.225^{🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	122.14.229.0^{🇨🇳 CHINAMOBILE-CN122.14.224.0/20}
MX	`mx3.feishu.cn`⁽¹⁰⁾
		A	52.220.106.220^{🇸🇬 Amazon52.220.0.0/15 SIN prefix}
			PTR	`ec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com`
		A	101.126.58.225^{🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	122.14.229.0^{🇨🇳 CHINAMOBILE-CN122.14.224.0/20}
TXT	`apple-domain-verification=9ifOs4VQjuLYAdmU`
TXT	`apple-domain-verification=wabjrLcW7qxVVFHb`
TXT	`ca3-7a3609df4e2b42189908cf9ae5d80373`
TXT	`google-site-verification=Rs1YDVVLMPyvA8C3aIKmIAiKzu_Iq4ebkkyvKvkWYgs`
TXT	`v=spf1 +include:_netblocks.m.feishu.cn -all`
TXT	`verification-code-site-App_feishu=o8sDOoX9V84HZpeny0ve`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.26.2.176, 104.26.3.176, 172.67.69.126
		IPv6 hints	2606:4700:20::681a:2b0, 2606:4700:20::681a:3b0, 2606:4700:20::ac43:457e
SOA	`brianna.ns.cloudflare.com`dns@cloudflare.com serial=2403554229

`cc`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ac1.nstld.com` ⭐
	NS	`ac2.nstld.com`
	NS	`ac3.nstld.com`
	NS	`ac4.nstld.com`
	SOA	`ac1.nstld.com`info@verisign-grs.com serial=1778334262

Same first word

rt.center

rt.gov.sa

rt.md

rt.be

rt.su

rt.nl

rt.ca

rt.biz

rt.net.ua

rt.de

rt.lt

rt.org

rt.live

rt.com.tw

rt.hu

rt.eu

rt.lv

rt.com.ar

rt.sakura.ne.jp

rt.cr

rt.training

rt.je

rt.co.il

rt.is

rt.by

rt.co.ua

rt.cm

rt.co

rt.ee

rt.gg

rt.org.ua

rt.fi

rt.ms

rt.com.br

rt.ae

rt.ac.th

rt.hk

rt.world

rt.rs

rt.chat

rt.bh

rt.systems

rt.at

rt.tc

rt.gw

rt.fr

rt.x0.com

rt.inf.br

rt.org.ru

rt.cn

rt.ro

rt.ma

rt.xen.prgmr.com

rt.com.tr

rt.com.sa

rt.net

rt.fyi

rt.cc

rt.do

rt.com.co

rt.lc

rt.org.tr

rt.vg

rt.academy

rt.support

rt.wtf

rt.gy

rt.tel

rt.ht

rt.to

rt.sk

rt.ru

rt.com

rt.ua

rt.fm

rt.com.es

rt.dk

rt.sg

rt.com.au

rt.ink

rt.plus

rt.uk

rt.tr

rt.co.uk

rt.no

Similar names

tr.s3-website-eu-west-1.amazonaws.com

tr.fr

tr.ge

tr.cm

tr.nu

tr.university

tr.gs

tr.ht

tr.land

tr.ca

tr.co.kr

tr.af

tr.al

tr.eco.br

tr.church

tr.gz.cn

tr.center

tr.tv

tr.training

tr.energy

tr.cn

tr.gen.tr

tr.memorial

tr.org

tr.tc

tr.ph

tr.fi

tr.nhs.uk

tr.su

tr.akamaized.net

tr.k12.in.us

tr.com.cn

tr.s3-website-us-east-1.amazonaws.com

tr.gp

tr.com.au

tr.ink

tr.ee

tr.cz

tr.abbott

tr.se

tr.web.tr

tr.be

tr.net

tr.kiev.ua

tr.rs

tr.de

tr.tn

tr.ae

tr.com.ua

tr.parts

tr.ru

tr.weber

tr.marketing

tr.hn

tr.com

tr.kz

tr.a.se

tr.agency

DNS History

23 records (11 active, 12 former)

●NSbrianna.ns.cloudflare.com2026-02-18 → 2026-05-09 · 3 obs

○ 2021-11-12 02:09:58
● 2026-02-18 00:23:26
● 2026-05-09 14:00:14

●NSkanye.ns.cloudflare.com2026-02-18 → 2026-05-09 · 3 obs

○ 2021-11-12 02:09:58
● 2026-02-18 00:23:26
● 2026-05-09 14:00:14

○NSns1.sedoparking.com2015-08-05 → 2019-07-30 · 4 obs

● 2015-08-05 12:16:54
● 2019-07-30 15:24:40
○ 2020-02-19 00:00:58
○ 2026-05-09 14:00:14

○NSns2.sedoparking.com2015-08-05 → 2019-07-30 · 4 obs

● 2015-08-05 12:16:54
● 2019-07-30 15:24:40
○ 2020-02-19 00:00:58
○ 2026-05-09 14:00:14

○NSns3.dns.com2020-02-19 → 2021-05-04 · 5 obs

○ 2019-07-30 15:24:40
● 2020-02-19 00:00:58
● 2021-05-04 20:19:14
○ 2021-11-12 02:09:58
○ 2026-05-09 14:00:14

○NSns4.dns.com2020-02-19 → 2021-05-04 · 5 obs

○ 2019-07-30 15:24:40
● 2020-02-19 00:00:58
● 2021-05-04 20:19:14
○ 2021-11-12 02:09:58
○ 2026-05-09 14:00:14

○NSwww.rt.cc2021-11-12 → 2021-11-12 · 4 obs

○ 2021-05-04 20:19:14
● 2021-11-12 02:09:58
○ 2026-02-18 00:23:26
○ 2026-05-09 14:00:14

○MXlocalhost2016-08-19 → 2019-07-30 · 5 obs

○ 2016-07-23 08:09:22
● 2016-08-19 09:44:54
● 2019-07-30 15:24:40
○ 2020-02-19 00:00:58
○ 2026-05-09 14:00:14

○MXmail.nickstel.com2015-08-05 → 2016-07-23 · 4 obs

● 2015-08-05 12:16:54
● 2016-07-23 08:09:22
○ 2016-08-19 09:44:54
○ 2026-05-09 14:00:14

●MXmx1.feishu.cn2026-02-18 → 2026-05-09 · 3 obs

○ 2020-02-19 00:00:58
● 2026-02-18 00:23:26
● 2026-05-09 14:00:14

●MXmx2.feishu.cn2026-02-18 → 2026-05-09 · 3 obs

○ 2020-02-19 00:00:58
● 2026-02-18 00:23:26
● 2026-05-09 14:00:14

●MXmx3.feishu.cn2026-02-18 → 2026-05-09 · 3 obs

○ 2020-02-19 00:00:58
● 2026-02-18 00:23:26
● 2026-05-09 14:00:14

●A104.26.2.1762026-02-18 → 2026-05-09 · 3 obs

○ 2021-11-12 02:09:58
● 2026-02-18 00:23:26
● 2026-05-09 14:00:14

●A104.26.3.1762026-02-18 → 2026-05-09 · 3 obs

○ 2021-11-12 02:09:58
● 2026-02-18 00:23:26
● 2026-05-09 14:00:14

●A172.67.69.1262026-02-18 → 2026-05-09 · 3 obs

○ 2021-11-12 02:09:58
● 2026-02-18 00:23:26
● 2026-05-09 14:00:14

●A2606:4700:20::681a:2b02026-02-18 → 2026-05-09 · 3 obs

○ 2021-11-12 02:09:58
● 2026-02-18 00:23:26
● 2026-05-09 14:00:14

●A2606:4700:20::681a:3b02026-02-18 → 2026-05-09 · 3 obs

○ 2021-11-12 02:09:58
● 2026-02-18 00:23:26
● 2026-05-09 14:00:14

●A2606:4700:20::ac43:457e2026-02-18 → 2026-05-09 · 3 obs

○ 2021-11-12 02:09:58
● 2026-02-18 00:23:26
● 2026-05-09 14:00:14

○A47.52.71.1122019-09-17 → 2019-09-21 · 5 obs

○ 2019-07-30 15:24:40
● 2019-09-17 03:27:18
● 2019-09-21 14:23:20
○ 2020-02-19 00:00:58
○ 2026-05-09 14:00:14

○A67.21.83.1562020-02-19 → 2021-05-04 · 8 obs

○ 2019-09-21 14:23:20
● 2020-02-19 00:00:58
● 2020-05-19 08:23:54
○ 2020-07-17 17:55:54
○ 2020-10-31 22:20:20
● 2021-05-04 20:19:14
○ 2021-11-12 02:09:58
○ 2026-05-09 14:00:14

○A72.52.4.1192015-08-05 → 2017-09-27 · 4 obs

● 2015-08-05 12:16:54
● 2017-09-27 02:38:30
○ 2019-07-30 15:24:40
○ 2026-05-09 14:00:14

○A91.195.240.1262019-07-30 → 2019-07-30 · 4 obs

○ 2017-09-27 02:38:30
● 2019-07-30 15:24:40
○ 2019-09-17 03:27:18
○ 2026-05-09 14:00:14

○CNAMEr.17986.net2021-11-12 → 2021-11-12 · 3 obs

● 2021-11-12 02:09:58
○ 2026-02-18 00:23:26
○ 2026-05-09 14:00:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cc	ac1.nstld.com, ac2.nstld.com, ac3.nstld.com, ac4.nstld.com	-
rt.cc	brianna.ns.cloudflare.com, kanye.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.189

NS records: brianna.ns.cloudflare.com, kanye.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 627ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`104.26.2.176, 172.67.69.126...`
AAAA	3	`2606:4700:20::681a:2b0, 2606:4700:20::ac43:457e...`
NS	2	`brianna.ns.cloudflare.com, kanye.ns.cloudflare.com`
MX	3	`mx1.feishu.cn (pri: 1), mx3.feishu.cn (pri: 10)...`
TXT	6	`apple-domain-verification=9ifOs4VQjuLYAd, apple-domain-verification=wabjrLcW7qxVVF...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`brianna.ns.cloudflare.com dns.cloudflare`

Analysis

IP Addresses

rt.cc resolves to six IP numbers: 2606:4700:20::681a:2b0, 2606:4700:20::681a:3b0, 2606:4700:20::ac43:457e, 104.26.2.176, 104.26.3.176 and 172.67.69.126.

Other host names, for instance devicetradein.co.uk, freehdh5.com, www.mondo.me, pivotmonitoring.com and data.mecshopping.it share IP numbers with rt.cc.

Name Servers

Two name servers brianna.ns.cloudflare.com and kanye.ns.cloudflare.com are delegated to rt.cc.

rt.cc uses the same name server configuration as other domains, such as cithouse.it, traveller-news.space, family-news.space, wts.hu and ventidisport.it.

rt.cc at least partially shares name servers with other domains such as psifilters.com, yimixs.org, neptunepush.com, wandsworthgroup.com and fairdinkumpower.com.au.

these name servers are commonly used with the name servers khloe.ns.cloudflare.com.

Host names with six IP numbers: Host name brianna.ns.cloudflare.com points to 2606:4700:50::adf5:3af5, 2803:f800:50::6ca2:c0f5, 2a06:98c1:50::ac40:20f5, 108.162.192.245, 172.64.32.245 and 173.245.58.245; host name kanye.ns.cloudflare.com points to 2606:4700:58::adf5:3bbd, 2803:f800:50::6ca2:c1bd, 2a06:98c1:50::ac40:21bd, 108.162.193.189, 172.64.33.189 and 173.245.59.189.

Mail Servers

rt.cc is handled by three mail servers: mx1.feishu.cn, mx2.feishu.cn and mx3.feishu.cn.

rt.cc shares mail servers with other domains at least in part, for instance opaxis.com, apiof.com, szmengqukj.com, peraglobal.com and oiioii.ai.