`crt.cloud`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3033::6815:4f22^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:8d87^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.79.34^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.141.135^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`coco.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a68^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coco.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c068^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`coco.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2068^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`coco.ns.cloudflare.com`
		A	108.162.192.104^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coco.ns.cloudflare.com`
		A	172.64.32.104^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coco.ns.cloudflare.com`
		A	173.245.58.104^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coco.ns.cloudflare.com`
NS	`miles.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bcf^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`miles.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1cf^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`miles.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21cf^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`miles.ns.cloudflare.com`
		A	108.162.193.207^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`miles.ns.cloudflare.com`
		A	172.64.33.207^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`miles.ns.cloudflare.com`
		A	173.245.59.207^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`miles.ns.cloudflare.com`
MX	`linda.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`amir.mx.cloudflare.net`⁽¹²⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`isaac.mx.cloudflare.net`⁽⁹⁹⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
TXT	`Om_du_ser_denne_saa_fungerer_ikke_DNSSEC_hos_deg`
TXT	`google-site-verification=nOqZFnjP5WYFYhcuQL8ovA36ou97N1_ICrneKRvBwnY`
TXT	`v=spf1 include:_spf.mx.cloudflare.net -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.79.34, 172.67.141.135
		IPv6 hints	2606:4700:3033::6815:4f22, 2606:4700:3037::ac43:8d87
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=97, name=cloudflare-ech.com
SOA	`coco.ns.cloudflare.com`dns@cloudflare.com serial=2403620997

`cloud`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns01.trs-dns.com` ⭐
	NS	`ns.trs-dns.com`
	NS	`ns01.trs-dns.net`
	NS	`ns10.trs-dns.info`
	NS	`ns10.trs-dns.org`
	SOA	`ns.trs-dns.com`trs-ops@tucows.com serial=1778346332

🔒 HSTS Preload (+subdomains)

Same first word

crt.in.th

crt.org

crt.co.il

crt.ddnss.de

crt.jp

crt.co.kr

crt.org.mx

crt.club

crt.biz

crt.rocks

crt.it

crt.co.za

crt.ie

crt.de

crt.services

crt.money

crt.fr

crt.bz

crt.cat

crt.com.br

crt.asso.fr

crt.es

crt.fund

crt.pl

crt.com.tr

crt.se

crt.ru

crt.la

crt.com.tw

crt.net.au

crt.ca

crt.pw

crt.systems

crt.com.cn

crt.tv

crt.co.nz

crt.org.br

crt.sh

crt.fi

crt.city

crt.gob.mx

crt.com.co

crt.in

crt.construction

crt.co.jp

crt.cl

crt.com.ar

crt.red

crt.li

crt.net

crt.ch

crt.sk

crt.me

crt.com.au

crt.org.vn

crt.at

crt.com

crt.cz

crt.cloud

crt.agency

crt.cash

crt.ink

crt.be

crt.life

crt.wtf

crt.dk

crt.edu.ph

Similar names

tcr.nu

rct.us

trc.co.jp

trc.cz

trc.world

rtc.email

rtc.sg

ctr.cl

trc.kz

rct.ba

rct.ir

rct.dk

ctr.cz

ctr.id

tcr.ch

rtc.cz

tcr.company

rtc.world

rtc.spb.ru

rtc.fi

tcr.edu

rtc.berlin

rtc.lu

tcr.construction

rtc.okinawa

trc.cm

rct.co.za

trc.ae

tcr.biz

rtc.edu.ge

trc.dk

rct.net

ctr.se

rct.co.il

ctr.sh

rct.co.in

rct.it

rct.eu

tcr.us

ctr.su

rtc.directory

trc.net

rct.com.ar

rtc.ru

rct.co.uk

tcr.com.sg

tcr.homeunix.com

ctr.kz

rct.lv

trc.mo.it

rtc.sc

rct.pl

tcr.cn

rct.in

rtc.nl

trc.la

ctr.associates

ctr.pl

rct.fr

trc.gov.jo

ctr.eu

trc.su

rtc.exchange

trc.hu

ctr.bz

rtc.lv

trc.com

trc.om

rct.org

rct.ru

rtc.org.uk

rct.no

ctr.ms

ctr.ie

ctr.com

rtc.si

trc.eu

trc.com.sg

tcr.sakura.ne.jp

rtc.systems

ctr.co.kr

ctr.net

trc.com.ua

rct.bg

trc.si

tcr.management

tcr.azurewebsites.net

DNS History

9 records (9 active, 0 former)

●NScoco.ns.cloudflare.com2026-05-07 → 2026-05-09 · 2 obs

● 2026-05-07 20:00:56
● 2026-05-09 17:12:06

●NSmiles.ns.cloudflare.com2026-05-07 → 2026-05-09 · 2 obs

● 2026-05-07 20:00:56
● 2026-05-09 17:12:06

●MXamir.mx.cloudflare.net2026-05-07 → 2026-05-09 · 2 obs

● 2026-05-07 20:00:56
● 2026-05-09 17:12:06

●MXisaac.mx.cloudflare.net2026-05-07 → 2026-05-09 · 2 obs

● 2026-05-07 20:00:56
● 2026-05-09 17:12:06

●MXlinda.mx.cloudflare.net2026-05-07 → 2026-05-09 · 2 obs

● 2026-05-07 20:00:56
● 2026-05-09 17:12:06

●A104.21.79.342026-05-07 → 2026-05-09 · 2 obs

● 2026-05-07 20:00:56
● 2026-05-09 17:12:06

●A172.67.141.1352026-05-07 → 2026-05-09 · 2 obs

● 2026-05-07 20:00:56
● 2026-05-09 17:12:06

●A2606:4700:3033::6815:4f222026-05-07 → 2026-05-09 · 2 obs

● 2026-05-07 20:00:56
● 2026-05-09 17:12:06

●A2606:4700:3037::ac43:8d872026-05-07 → 2026-05-09 · 2 obs

● 2026-05-07 20:00:56
● 2026-05-09 17:12:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cloud	ns10.trs-dns.info, ns10.trs-dns.org, ns01.trs-dns.com, ns01.trs-dns.net	-
crt.cloud	coco.ns.cloudflare.com, miles.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.104

NS records: coco.ns.cloudflare.com, miles.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 485ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.141.135, 104.21.79.34`
AAAA	2	`2606:4700:3033::6815:4f22, 2606:4700:3037::ac43:8d87`
NS	2	`coco.ns.cloudflare.com, miles.ns.cloudflare.com`
MX	3	`linda.mx.cloudflare.net (pri: 10), amir.mx.cloudflare.net (pri: 12)...`
TXT	3	`Om_du_ser_denne_saa_fungerer_ikke_DNSSEC, google-site-verification=nOqZFnjP5WYFYhc...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`coco.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

crt.cloud maps to four IP numbers: 2606:4700:3033::6815:4f22, 2606:4700:3037::ac43:8d87, 104.21.79.34 and 172.67.141.135.

Other host names, for instance acgland.com, splendidmind.org, www.skinpickingsupport.com, (0x787878)iprnafno3pfea.top and pestiriport.hu share IP numbers with crt.cloud.

Name Servers

Two name servers coco.ns.cloudflare.com and miles.ns.cloudflare.com handle delegation for crt.cloud.

crt.cloud uses the same name server setup as other domains, for example gridm.com, pafipadangpariaman.org, vastrana.com, bcfestivals.com and nmf.com.tr.

crt.cloud partially shares name servers with other domains; examples include promediosinfo.com, baerssweepers.com, barcelonainvestment.net, mainstreetintercultural.com and selfdirectedadvisors.com.

These name servers are commonly used with jasmine.ns.cloudflare.com, ernest.ns.cloudflare.com and celine.ns.cloudflare.com.

Host names with six IP numbers: coco.ns.cloudflare.com points to: 2606:4700:50::adf5:3a68, 2803:f800:50::6ca2:c068, 2a06:98c1:50::ac40:2068, 108.162.192.104, 172.64.32.104 and 173.245.58.104; miles.ns.cloudflare.com points to: 2606:4700:58::adf5:3bcf, 2803:f800:50::6ca2:c1cf, 2a06:98c1:50::ac40:21cf, 108.162.193.207, 172.64.33.207 and 173.245.59.207.

Mail Servers

crt.cloud is handled by three mail servers: amir.mx.cloudflare.net, isaac.mx.cloudflare.net and linda.mx.cloudflare.net.

crt.cloud shares some mail servers with other domains, at least partially, such as dreamerscast.com, yourbittorrent2.com, noclegipodhawraniem.pl, cellas.dk and hoysala.net.

Host names with six IP numbers:

amir.mx.cloudflare.net points to 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.11, 162.159.205.12 and 162.159.205.13.

isaac.mx.cloudflare.net points to 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19.

linda.mx.cloudflare.net points to 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.23, 162.159.205.24 and 162.159.205.25.

crt.cloud - robtex.com

crt.cloud

cloud

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`crt.cloud`

`cloud`