`rt.co`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:8105^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::6815:165^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.1.101^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.129.5^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`norm.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b86^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`norm.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c186^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`norm.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2186^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`norm.ns.cloudflare.com`
		A	108.162.193.134^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`norm.ns.cloudflare.com`
		A	172.64.33.134^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`norm.ns.cloudflare.com`
		A	173.245.59.134^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`norm.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`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.1.101, 172.67.129.5
		IPv6 hints	2606:4700:3030::ac43:8105, 2606:4700:3031::6815:165
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=135, name=cloudflare-ech.com
SOA	`norm.ns.cloudflare.com`dns@cloudflare.com serial=2398587618

`co`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns0.centralnic.net` ⭐
	NS	`a.registrydns.co`
	NS	`b.registrydns.co`
	NS	`c.registrydns.co`
	NS	`d.registrydns.co`
	SOA	`ns0.centralnic.net`hostmaster@centralnic.net serial=1759641060

Subdomains

www.rt.co

Same first word

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.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

rt.center

rt.gov.sa

rt.md

rt.be

rt.su

rt.nl

rt.ca

rt.biz

rt.net.ua

rt.de

rt.lt

Similar names

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

tr.photos

tr.cc

tr.edu.pl

tr.co.th

tr.to

tr.akamaized-staging.net

tr.co

tr.ws

tr.pizza

tr.ac.th

tr.com.tr

tr.ai

tr.net.ar

tr.com.br

tr.expert

tr.no

tr.academy

tr.s3.amazonaws.com

tr.pl

tr.lv

tr.gg

tr.fyi

DNS History

15 records (6 active, 9 former)

●NSnorm.ns.cloudflare.com2026-02-15 → 2026-04-23 · 3 obs

○ 2021-05-04 20:20:16
● 2026-02-15 08:41:10
● 2026-04-23 11:34:30

○NSns-cloud-e1.googledomains.com2019-08-07 → 2021-05-04 · 5 obs

○ 2017-05-25 23:03:30
● 2019-08-07 03:33:40
● 2021-05-04 20:20:16
○ 2026-02-15 08:41:10
○ 2026-04-23 11:34:30

○NSns-cloud-e2.googledomains.com2019-08-07 → 2021-05-04 · 5 obs

○ 2017-05-25 23:03:30
● 2019-08-07 03:33:40
● 2021-05-04 20:20:16
○ 2026-02-15 08:41:10
○ 2026-04-23 11:34:30

○NSns-cloud-e3.googledomains.com2019-08-07 → 2021-05-04 · 5 obs

○ 2017-05-25 23:03:30
● 2019-08-07 03:33:40
● 2021-05-04 20:20:16
○ 2026-02-15 08:41:10
○ 2026-04-23 11:34:30

○NSns-cloud-e4.googledomains.com2019-08-07 → 2021-05-04 · 5 obs

○ 2017-05-25 23:03:30
● 2019-08-07 03:33:40
● 2021-05-04 20:20:16
○ 2026-02-15 08:41:10
○ 2026-04-23 11:34:30

○NSns73.domaincontrol.com2015-07-14 → 2017-05-25 · 4 obs

● 2015-07-14 07:40:58
● 2017-05-25 23:03:30
○ 2019-08-07 03:33:40
○ 2026-04-23 11:34:30

○NSns74.domaincontrol.com2015-07-14 → 2017-05-25 · 4 obs

● 2015-07-14 07:40:58
● 2017-05-25 23:03:30
○ 2019-08-07 03:33:40
○ 2026-04-23 11:34:30

●NSuma.ns.cloudflare.com2026-02-15 → 2026-04-23 · 3 obs

○ 2021-05-04 20:20:16
● 2026-02-15 08:41:10
● 2026-04-23 11:34:30

○MXmailstore1.secureserver.net2015-07-14 → 2017-05-25 · 4 obs

● 2015-07-14 07:40:58
● 2017-05-25 23:03:30
○ 2019-08-07 03:33:40
○ 2026-04-23 11:34:30

○MXsmtp.secureserver.net2015-07-14 → 2017-05-25 · 4 obs

● 2015-07-14 07:40:58
● 2017-05-25 23:03:30
○ 2019-08-07 03:33:40
○ 2026-04-23 11:34:30

●A104.21.1.1012026-02-15 → 2026-04-23 · 3 obs

○ 2019-08-07 03:33:40
● 2026-02-15 08:41:10
● 2026-04-23 11:34:30

●A172.67.129.52026-02-15 → 2026-04-23 · 3 obs

○ 2019-08-07 03:33:40
● 2026-02-15 08:41:10
● 2026-04-23 11:34:30

○A184.168.221.312015-07-14 → 2017-05-25 · 4 obs

● 2015-07-14 07:40:58
● 2017-05-25 23:03:30
○ 2019-08-07 03:33:40
○ 2026-04-23 11:34:30

●A2606:4700:3030::ac43:81052026-02-15 → 2026-04-23 · 3 obs

○ 2019-08-07 03:33:40
● 2026-02-15 08:41:10
● 2026-04-23 11:34:30

●A2606:4700:3031::6815:1652026-02-15 → 2026-04-23 · 3 obs

○ 2019-08-07 03:33:40
● 2026-02-15 08:41:10
● 2026-04-23 11:34:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
co	c.registrydns.co, b.registrydns.co, a.registrydns.co, d.registrydns.co	-
rt.co	uma.ns.cloudflare.com, norm.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.134

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rt.co (unsigned zone)

⏱️ Timing

Total: 835ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.1.101, 172.67.129.5`
AAAA	2	`2606:4700:3030::ac43:8105, 2606:4700:3031::6815:165`
NS	2	`norm.ns.cloudflare.com, uma.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`norm.ns.cloudflare.com dns.cloudflare.co`

Analysis

Hierarchy

rt.co is the parent of www.rt.co.

IP Addresses

rt.co resolves to four IPs: 2606:4700:3030::ac43:8105, 2606:4700:3031::6815:165, 104.21.1.101 and 172.67.129.5.

Other host names, for instance aremobility.com, hildog.com, ifwgkkvmwxzgp.store, hzjctcc.com and cfg.allthingsfancydress.co.uk share IP numbers with rt.co.

Name Servers

rt.co has two name servers: norm.ns.cloudflare.com and uma.ns.cloudflare.com.

rt.co shares the same name server setup as other domains, for example ajoywallace.com, howanski.com, hydronumerics.com.au, naj.se and bigthela.com.

rt.co shares some name servers with other domains, for example greenfilms.org, sifahanedogal.com.tr, ankurmittal.com, nebblo.com and muodyssey.net.

These name servers are commonly used with the name servers lady.ns.cloudflare.com.

Host names with six IP numbers: norm.ns.cloudflare.com points to: 2606:4700:58::adf5:3b86, 2803:f800:50::6ca2:c186, 2a06:98c1:50::ac40:2186, 108.162.193.134, 172.64.33.134 and 173.245.59.134; 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.

rt.co - robtex.com

rt.co

co

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

`rt.co`

`co`