ct.cloudflare.com - dns.ninja

`ct.cloudflare.com`

DNSSEC	⚠️ Not signed
A	2606:4700::6812:ad8^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700::6812:bd8^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.10.216^{Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.11.216^{Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`rodrigo.ns.cloudflare.com` ⭐ ⚠️ Not in parent delegation
		A	2606:4700:58::a29f:2c4e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rodrigo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c34e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rodrigo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:234e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rodrigo.ns.cloudflare.com`
		A	108.162.195.78^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rodrigo.ns.cloudflare.com`
		A	162.159.44.78^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rodrigo.ns.cloudflare.com`
		A	172.64.35.78^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rodrigo.ns.cloudflare.com`
NS	`violet.ns.cloudflare.com` ⚠️ Not in parent delegation
		A	2606:4700:50::adf5:3aed^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`violet.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0ed^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`violet.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20ed^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`violet.ns.cloudflare.com`
		A	108.162.192.237^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`violet.ns.cloudflare.com`
		A	172.64.32.237^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`violet.ns.cloudflare.com`
		A	173.245.58.237^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`violet.ns.cloudflare.com`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.18.10.216, 104.18.11.216
		IPv6 hints	2606:4700::6812:ad8, 2606:4700::6812:bd8
SOA	`rodrigo.ns.cloudflare.com`dns@cloudflare.com serial=2408839716

`cloudflare.com`

DNSSEC	⚠️ Not signed
A	2606:4700::6810:84e5^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700::6810:85e5^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.16.132.229^{Cloudflare104.16.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.16.133.229^{Cloudflare104.16.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ns3.cloudflare.com` ⭐
NS	`ns4.cloudflare.com`
NS	`ns5.cloudflare.com`
NS	`ns6.cloudflare.com`
NS	`ns7.cloudflare.com`
MX	`mxa.global.inbound.cf-emailsecurity.net` ⭐
MX	`mxb.global.inbound.cf-emailsecurity.net` ⭐
MX	`mxa-canary.global.inbound.cf-emailsecurity.net`⁽¹⁰⁾
MX	`mxb-canary.global.inbound.cf-emailsecurity.net`⁽¹⁰⁾
TXT	`MS=ms70274184`
TXT	`ZOOM_verify_7LFBvOO9SIigypFG2xRlMA`
TXT	`_neqmkgaq1lq9it5s8qmetrhbnu121wb`
TXT	`_saml-domain-challenge.2dc00405-79cd-457b-b288-a119c6f0c7b7.71996d53-d178-4ba...`
TXT	`_wkjc0fot0d7qrvrdt78bxkj2e2o67d2`
TXT	`apple-domain-verification=DNnWJoArJobFJKhJ`
TXT	`asv=894f6d1f9f83bcf44e4b1bc40bc1c4aa`
TXT	`atlassian-domain-verification=WxxKyN9aLnjEsoOjUYI6T0bb5vcqmKzaIkC9Rx2QkNb751G...`
TXT	`canva-site-verification=oOyaVnHC-OiFoR1BPvetNA`
TXT	`cisco-ci-domain-verification=27e926884619804ef987ae4aa1c4168f6b152ada84f4c8bf...`
TXT	`creatopy-domain-verification=97d2ca50-9b6f-4a21-9bdb-fbb630e4cec7`
TXT	`databank-domain-verification-hkehd2=fzgu4kmbZwMoW99zENgO4u8NL`
TXT	`docker-verification=c578e21c-34fb-4474-9b90-d55ee4cba10c`
TXT	`drift-domain-verification=f037808a26ae8b25bc13b1f1f2b4c3e0f78c03e67f24cefdd4e...`
TXT	`facebook-domain-verification=h9mm6zopj6p2po54woa16m5bskm6oo`
TXT	`google-site-verification=C7thfNeXVahkVhniiqTI1iSVnElKR_kBBtnEHkeGDlo`
TXT	`google-site-verification=ZdlQZLBBAPkxeFTCM1rpiB_ibtGff_JF5KllNKwDR9I`
TXT	`liveramp-site-verification=EhH1MqgwbndTWl1AN64hOTKz7hc1s80yUpchLbgpfY0`
TXT	`logmein-verification-code=b3433c86-3823-4808-8a7e-58042469f654`
TXT	`miro-verification=bdd7dfa0a49adfb43ad6ddfaf797633246c07356`
TXT	`onetrust-domain-verification=bd5cd08a1e9644799fdb98ed7d60c9cb`
TXT	`status-page-domain-verification=r14frwljwbxs`
TXT	`stripe-verification=5096d01ff2cf194285dd51cae18f24fa9c26dc928cebac3636d462b4c...`
TXT	`stripe-verification=bf1a94e6b16ace2502a4a7fff574a25c8a45291054960c883c59be39d...`
TXT	`uber-domain-verification=58086039-150a-42a4-a4be-b4032921aa0f`
TXT	`v=spf1 ip4:199.15.212.0/22 ip4:173.245.48.0/20 include:_spf.google.com includ...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.16.132.229, 104.16.133.229
		IPv6 hints	2606:4700::6810:84e5, 2606:4700::6810:85e5
SOA	`ns3.cloudflare.com`dns@cloudflare.com serial=2409145037

WOT: UNKNOWN (67/100)
rank #132 globally
rank #85 in the tld

cloudflare.com

Cloudflare.com is the primary website of Cloudflare, Inc., a company that provides CDN, DNS, DDoS mitigation and security services for websites worldwide.

Key facts

Owner / operator: Cloudflare, Inc.
TLD:.com— gTLD
Primary purpose: CDN, DDoS protection, DNS, and web security services
Status: active

History

Year	Event
2009	Cloudflare founded by Matthew Prince, Lee Holloway, and Michelle Zatlyn
2010	Public launch of Cloudflare’s CDN and security services
2019	Cloudflare completed its IPO on the New York Stock Exchange

Notable subdomains or services

*.workers.dev– Cloudflare Workers serverless platform
*.pages.dev– Cloudflare Pages static site hosting

Related domains

cloudflare.net– used for certain Cloudflare API and service endpoints

🔒 HSTS Preload (+subdomains)
Semrush Rank:#1,279 Keywords:576,617 Traffic:2,084,359/mo
WOT: UNKNOWN (87/100)
📈 Tranco rank: #3

Cloudflare is a web infrastructure and security company founded in 2009, providing CDN, DDoS protection, DNS services, and zero-trust security. The company operates one of the world's largest networks, spanning 330+ cities across 125+ countries, protecting approximately 20% of all websites and blocking over 234 billion cyber threats daily.

The company organizes its offerings around three pillars: Connect (SASE and workspace security), Protect (WAF, DDoS, bot management), and Build (developer platform). Cloudflare runs the popular 1.1.1.1 public DNS resolver and provides industry-leading authoritative DNS hosting. Their developer platform includes Workers (serverless computing), R2 (object storage), D1 (SQL databases), and Workers AI for edge-based machine learning.

Recent developments include an AI Security Suite for protecting generative and agentic AI applications, acquisitions of Replicate (AI cloud) and Astro (web framework), and recognition as a Leader in Forrester's Web Application Firewall Wave and Visionary in Gartner's SASE Magic Quadrant.

Subdomains

raio2027h2a.ct.cloudflare.com

Same first word

ct.ro

ct.com.kz

ct.se

ct.ventures

ct.cx

ct.org.au

ct.com.ar

ct.media

ct.is

ct.st

ct.com.pl

ct.guide

ct.no

ct.gov

ct.kg

ct.dog

ct.academy

ct.gl

ct.ms

ct.net

ct.uy

ct.by

ct.sg

ct.dk

ct.cz

ct.lt

ct.co.cr

ct.net.cn

ct.chat

ct.works

ct.events

ct.gen.tr

ct.co.uk

ct.co.kr

ct.edu

ct.kz

ct.nl

ct.tv

ct.cn

ct.financial

ct.eu

ct.org.br

ct.cm

ct.me

ct.golf

ct.de

ct.ru

ct.si

ct.net.nz

ct.biz

ct.su

ct.properties

ct.hk

ct.fi

ct.wtf

ct.coop

ct.dynalias.net

ct.tr

ct.services

ct.dnsalias.org

ct.vin

ct.ma

ct.pl

ct.app

ct.krakow.pl

ct.fm

ct.ag

ct.co

ct.fj.cn

ct.googleapis.com

ct.net.br

ct.mine.nu

ct.cc

ct.getmyip.com

ct.engineering

ct.tn

ct.org.tw

ct.gold

ct.ac.th

ct.tel

ct.to

ct.lv

ct.ca

ct.id.au

ct.uk

ct.gov.hk

ct.hu

ct.gs

ct.sakura.ne.jp

ct.spb.ru

ct.be

ct.com.mt

ct.company

ct.gr

ct.care

ct.org

ct.com.ua

ct.gop

ct.fit

ct.rocks

ct.digital

ct.com

ct.ee

ct.zone

ct.com.do

ct.ua

ct.net.au

ct.uz

ct.com.au

ct.ws

Similar names

tc.ae

tc.com.mx

tc.ro

tc.ca

tc.mk

tc.net

tc.al

tc.k12.ar.us

tc.co.uk

tc.uz

tc.com.br

tc.cn

tc.uy

tc.nu

tc.js.cn

tc.te.ua

tc.pr.gov.br

tc.media

tc.tennis

tc.gc.ca

tc.co.th

tc.zp.ua

tc.ht

tc.se

tc.cx

tc.tn

tc.co

tc.nz

tc.la

tc.ws

tc.by

tc.si

tc.com.tr

tc.im

tc.management

tc.co.za

tc.co.nz

tc.pl

tc.ma

tc.dk

tc.com.ru

tc.de

tc.kg

tc.com.pl

tc.no

tc.com.ua

tc.al.gov.br

tc.lt

tc.ee

tc.st

tc.in.th

DNS History

24 records (6 active, 18 former)

●NSrodrigo.ns.cloudflare.com2026-02-16 → 2026-07-10 · 2 obs

● 2026-02-16 08:13:02
● 2026-07-10 07:13:34

●NSviolet.ns.cloudflare.com2026-02-16 → 2026-07-10 · 2 obs

● 2026-02-16 08:13:02
● 2026-07-10 07:13:34

○A104.16.132.2292021-09-21 → 2021-09-21 · 4 obs

○ 2019-12-19 20:29:48
● 2021-09-21 08:24:22
○ 2026-02-16 08:13:02
○ 2026-07-10 07:13:34

○A104.16.133.2292021-09-21 → 2021-09-21 · 4 obs

○ 2019-12-19 20:29:48
● 2021-09-21 08:24:22
○ 2026-02-16 08:13:02
○ 2026-07-10 07:13:34

○A104.17.64.42019-12-19 → 2019-12-19 · 4 obs

○ 2019-10-18 09:00:26
● 2019-12-19 20:29:48
○ 2021-09-21 08:24:22
○ 2026-07-10 07:13:34

○A104.17.65.42019-12-19 → 2019-12-19 · 4 obs

○ 2019-10-18 09:00:26
● 2019-12-19 20:29:48
○ 2021-09-21 08:24:22
○ 2026-07-10 07:13:34

●A104.18.10.2162026-02-16 → 2026-07-10 · 3 obs

○ 2021-09-21 08:24:22
● 2026-02-16 08:13:02
● 2026-07-10 07:13:34

●A104.18.11.2162026-02-16 → 2026-07-10 · 3 obs

○ 2021-09-21 08:24:22
● 2026-02-16 08:13:02
● 2026-07-10 07:13:34

○A104.19.195.1512019-10-18 → 2019-10-18 · 3 obs

● 2019-10-18 09:00:26
○ 2019-12-19 20:29:48
○ 2026-07-10 07:13:34

○A104.19.196.1512019-10-18 → 2019-10-18 · 3 obs

● 2019-10-18 09:00:26
○ 2019-12-19 20:29:48
○ 2026-07-10 07:13:34

○A104.19.197.1512019-10-18 → 2019-10-18 · 3 obs

● 2019-10-18 09:00:26
○ 2019-12-19 20:29:48
○ 2026-07-10 07:13:34

○A104.19.198.1512019-10-18 → 2019-10-18 · 3 obs

● 2019-10-18 09:00:26
○ 2019-12-19 20:29:48
○ 2026-07-10 07:13:34

○A104.19.199.1512019-10-18 → 2019-10-18 · 3 obs

● 2019-10-18 09:00:26
○ 2019-12-19 20:29:48
○ 2026-07-10 07:13:34

○A2606:4700::6810:84e52021-09-21 → 2021-09-21 · 4 obs

○ 2019-12-19 20:29:48
● 2021-09-21 08:24:22
○ 2026-02-16 08:13:02
○ 2026-07-10 07:13:34

○A2606:4700::6810:85e52021-09-21 → 2021-09-21 · 4 obs

○ 2019-12-19 20:29:48
● 2021-09-21 08:24:22
○ 2026-02-16 08:13:02
○ 2026-07-10 07:13:34

○A2606:4700::6811:40042019-12-19 → 2019-12-19 · 4 obs

○ 2019-10-18 09:00:26
● 2019-12-19 20:29:48
○ 2021-09-21 08:24:22
○ 2026-07-10 07:13:34

○A2606:4700::6811:41042019-12-19 → 2019-12-19 · 4 obs

○ 2019-10-18 09:00:26
● 2019-12-19 20:29:48
○ 2021-09-21 08:24:22
○ 2026-07-10 07:13:34

●A2606:4700::6812:ad82026-02-16 → 2026-07-10 · 3 obs

○ 2021-09-21 08:24:22
● 2026-02-16 08:13:02
● 2026-07-10 07:13:34

●A2606:4700::6812:bd82026-02-16 → 2026-07-10 · 3 obs

○ 2021-09-21 08:24:22
● 2026-02-16 08:13:02
● 2026-07-10 07:13:34

○A2606:4700::6813:c3972019-10-18 → 2019-10-18 · 3 obs

● 2019-10-18 09:00:26
○ 2019-12-19 20:29:48
○ 2026-07-10 07:13:34

○A2606:4700::6813:c4972019-10-18 → 2019-10-18 · 3 obs

● 2019-10-18 09:00:26
○ 2019-12-19 20:29:48
○ 2026-07-10 07:13:34

○A2606:4700::6813:c5972019-10-18 → 2019-10-18 · 3 obs

● 2019-10-18 09:00:26
○ 2019-12-19 20:29:48
○ 2026-07-10 07:13:34

○A2606:4700::6813:c6972019-10-18 → 2019-10-18 · 3 obs

● 2019-10-18 09:00:26
○ 2019-12-19 20:29:48
○ 2026-07-10 07:13:34

○A2606:4700::6813:c7972019-10-18 → 2019-10-18 · 3 obs

● 2019-10-18 09:00:26
○ 2019-12-19 20:29:48
○ 2026-07-10 07:13:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cloudflare.com	ns3.cloudflare.com, ns5.cloudflare.com, ns4.cloudflare.com, ns6.cloudflare.com...	-

✅ Authoritative Response

Server:162.159.0.33

NS records: ns3.cloudflare.com, ns5.cloudflare.com, ns4.cloudflare.com, ns6.cloudflare.com, ns7.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cloudflare.com (unsigned zone)

⏱️ Timing

Total: 123ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.18.10.216, 104.18.11.216`
AAAA	2	`2606:4700::6812:ad8, 2606:4700::6812:bd8`
NS	2	`rodrigo.ns.cloudflare.com, violet.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`rodrigo.ns.cloudflare.com dns.cloudflare`

Analysis

Hierarchy

ct.cloudflare.com serves as the parent of raio2027h2a.ct.cloudflare.com.

IP Addresses

ct.cloudflare.com resolves to four IP addresses: 104.18.10.216, 104.18.11.216, 2606:4700::6812:ad8 and 2606:4700::6812:bd8.

raio2027h2a.ct.cloudflare.com, email-ci.kenhub.com, positivoon.com.br and two other host names share IP numbers with ct.cloudflare.com.

Name Servers

ct.cloudflare.com is served by two delegated name servers, rodrigo.ns.cloudflare.com and violet.ns.cloudflare.com.

ct.cloudflare.com uses the same name servers as several other domains — among them radar.cloudflare.com, shortky.me, cheappuppiesforsale.com and two more.

ct.cloudflare.com has at least partial name server overlap with other domains, such as easywin24.com, mcleoddiabetes.org, pennfosterglobalonline.info and two others.

It is common to see these name servers used together with name servers reese.ns.cloudflare.com and monroe.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

rodrigo.ns.cloudflare.com carries IP addresses 108.162.195.78, 162.159.44.78 and 172.64.35.78, with 3 other addresses beyond those.

violet.ns.cloudflare.com carries IP addresses 108.162.192.237, 172.64.32.237 and 173.245.58.237, with 3 other addresses beyond those.