criticalcare.ca - robtex.com

criticalcare.ca

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:8ba8🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:1af4🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.26.244Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.139.168🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSrobert.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c8c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrobert.ns.cloudflare.com
A2803:f800:50::6ca2:c38c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrobert.ns.cloudflare.com
A2a06:98c1:50::ac40:238c🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrobert.ns.cloudflare.com
A108.162.195.140🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrobert.ns.cloudflare.com
A162.159.44.140Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrobert.ns.cloudflare.com
A172.64.35.140🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrobert.ns.cloudflare.com
NSrosa.ns.cloudflare.com
A2606:4700:50::adf5:3ae4🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrosa.ns.cloudflare.com
A2803:f800:50::6ca2:c0e4🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrosa.ns.cloudflare.com
A2a06:98c1:50::ac40:20e4🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrosa.ns.cloudflare.com
A108.162.192.228🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrosa.ns.cloudflare.com
A172.64.32.228🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrosa.ns.cloudflare.com
A173.245.58.228🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrosa.ns.cloudflare.com
TXTv=spf1 redirect=_sc16oy1w8.sdmarc.net
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.26.244, 172.67.139.168
IPv6 hints2606:4700:3033::ac43:8ba8, 2606:4700:3037::6815:1af4
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=53, name=cloudflare-ech.com
SOArobert.ns.cloudflare.comdns@cloudflare.com serial=2400504418

ca

DNSSEC🔒 Signed (DS record present)
NSprd-czp-05.corp.cira.ca ⭐
NSany.ca-servers.ca
NSc.ca-servers.ca
NSd.ca-servers.ca
NSj.ca-servers.ca
SOAprd-czp-05.corp.cira.caadmin-dns@cira.ca serial=2604121230

Previously MX for

criticalcare.ca

Same first word

criticalcare.com.br
criticalcare.kiev.ua
criticalcare.london
criticalcare.it
criticalcare.co
criticalcare.ru
criticalcare.ca
criticalcare.de
criticalcare.news
criticalcare.jp
criticalcare.at
criticalcare.org.za
criticalcare.eu
criticalcare.net.au
criticalcare.expert
criticalcare.nl
criticalcare.org
criticalcare.cymru

Similar names

criticalrace.org
carecritical.com

DNS History

23 records (6 active, 17 former)

20162017201820192020202120222023202420252026NSrobert.ns.cloudflare.comrosa.ns.cloudflare.comdawn.ns.cloudflare.comns1.allcareit.comns2.allcareit.comskip.ns.cloudflare.comMXcriticalcare.camail.criticalcare.caA104.21.26.244172.67.139.1682606:4700:3033::ac43:8ba82606:4700:3037::6815:1af4104.27.184.116104.27.185.116158.69.213.239162.219.162.179172.64.80.1188.114.96.0188.114.97.02400:cb00:2048:1::681b:b8742400:cb00:2048:1::681b:b9742a06:98c1:3120::2a06:98c1:3121::
○NSdawn.ns.cloudflare.com2017-02-18 → 2019-02-11 · 5 obs
○ 2016-06-22 22:29:22
● 2017-02-18 19:27:40
● 2019-02-11 09:27:26
○ 2026-02-17 03:19:02
○ 2026-04-12 13:14:46
○NSns1.allcareit.com2015-07-02 → 2016-06-22 · 4 obs
● 2015-07-02 17:06:04
● 2016-06-22 22:29:22
○ 2017-02-18 19:27:40
○ 2026-04-12 13:14:46
○NSns2.allcareit.com2015-07-02 → 2016-06-22 · 4 obs
● 2015-07-02 17:06:04
● 2016-06-22 22:29:22
○ 2017-02-18 19:27:40
○ 2026-04-12 13:14:46
●NSrobert.ns.cloudflare.com2026-02-17 → 2026-04-12 · 3 obs
○ 2019-02-11 09:27:26
● 2026-02-17 03:19:02
● 2026-04-12 13:14:46
●NSrosa.ns.cloudflare.com2026-02-17 → 2026-04-12 · 3 obs
○ 2019-02-11 09:27:26
● 2026-02-17 03:19:02
● 2026-04-12 13:14:46
○NSskip.ns.cloudflare.com2017-02-18 → 2019-02-11 · 5 obs
○ 2016-06-22 22:29:22
● 2017-02-18 19:27:40
● 2019-02-11 09:27:26
○ 2026-02-17 03:19:02
○ 2026-04-12 13:14:46
○MXcriticalcare.ca2015-07-02 → 2016-06-22 · 4 obs
● 2015-07-02 17:06:04
● 2016-06-22 22:29:22
○ 2017-02-18 19:27:40
○ 2026-04-12 13:14:46
○MXmail.criticalcare.ca2017-02-18 → 2026-02-17 · 5 obs
○ 2016-06-22 22:29:22
● 2017-02-18 19:27:40
● 2026-02-17 03:19:02
○ 2026-02-18 09:48:22
○ 2026-04-12 13:14:46
●A104.21.26.2442026-02-17 → 2026-04-12 · 6 obs
○ 2019-02-11 09:27:26
● 2026-02-17 03:19:02
● 2026-02-19 21:50:50
○ 2026-02-24 20:20:24
● 2026-03-27 16:59:26
● 2026-04-12 13:14:46
○A104.27.184.1162017-02-18 → 2017-02-18 · 4 obs
○ 2016-06-22 22:29:22
● 2017-02-18 19:27:40
○ 2019-02-11 09:27:26
○ 2026-04-12 13:14:46
○A104.27.185.1162017-02-18 → 2017-02-18 · 4 obs
○ 2016-06-22 22:29:22
● 2017-02-18 19:27:40
○ 2019-02-11 09:27:26
○ 2026-04-12 13:14:46
○A158.69.213.2392019-02-11 → 2019-02-11 · 4 obs
○ 2017-02-18 19:27:40
● 2019-02-11 09:27:26
○ 2026-02-17 03:19:02
○ 2026-04-12 13:14:46
○A162.219.162.1792015-07-02 → 2016-06-22 · 4 obs
● 2015-07-02 17:06:04
● 2016-06-22 22:29:22
○ 2017-02-18 19:27:40
○ 2026-04-12 13:14:46
○A172.64.80.12026-02-17 → 2026-04-12 · 2 obs
○ 2026-02-17 03:19:02
○ 2026-04-12 13:14:46
●A172.67.139.1682026-02-17 → 2026-04-12 · 6 obs
○ 2019-02-11 09:27:26
● 2026-02-17 03:19:02
● 2026-02-19 21:50:50
○ 2026-02-24 20:20:24
● 2026-03-27 16:59:26
● 2026-04-12 13:14:46
○A188.114.96.02026-02-24 → 2026-02-24 · 4 obs
○ 2026-02-19 21:50:50
● 2026-02-24 20:20:24
○ 2026-03-27 16:59:26
○ 2026-04-12 13:14:46
○A188.114.97.02026-02-24 → 2026-02-24 · 4 obs
○ 2026-02-19 21:50:50
● 2026-02-24 20:20:24
○ 2026-03-27 16:59:26
○ 2026-04-12 13:14:46
○A2400:cb00:2048:1::681b:b8742017-02-18 → 2017-02-18 · 4 obs
○ 2016-06-22 22:29:22
● 2017-02-18 19:27:40
○ 2019-02-11 09:27:26
○ 2026-04-12 13:14:46
○A2400:cb00:2048:1::681b:b9742017-02-18 → 2017-02-18 · 4 obs
○ 2016-06-22 22:29:22
● 2017-02-18 19:27:40
○ 2019-02-11 09:27:26
○ 2026-04-12 13:14:46
●A2606:4700:3033::ac43:8ba82026-02-17 → 2026-04-12 · 6 obs
○ 2019-02-11 09:27:26
● 2026-02-17 03:19:02
● 2026-02-19 21:50:50
○ 2026-02-24 20:20:24
● 2026-03-27 16:59:26
● 2026-04-12 13:14:46
●A2606:4700:3037::6815:1af42026-02-17 → 2026-04-12 · 6 obs
○ 2019-02-11 09:27:26
● 2026-02-17 03:19:02
● 2026-02-19 21:50:50
○ 2026-02-24 20:20:24
● 2026-03-27 16:59:26
● 2026-04-12 13:14:46
○A2a06:98c1:3120::2026-02-24 → 2026-02-24 · 4 obs
○ 2026-02-19 21:50:50
● 2026-02-24 20:20:24
○ 2026-03-27 16:59:26
○ 2026-04-12 13:14:46
○A2a06:98c1:3121::2026-02-24 → 2026-02-24 · 4 obs
○ 2026-02-19 21:50:50
● 2026-02-24 20:20:24
○ 2026-03-27 16:59:26
○ 2026-04-12 13:14:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cad.ca-servers.ca, any.ca-servers.ca, c.ca-servers.ca, j.ca-servers.ca-
criticalcare.carobert.ns.cloudflare.com, rosa.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.58.228

NS records: robert.ns.cloudflare.com, rosa.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for criticalcare.ca (unsigned zone)

⏱️ Timing

Total: 1105ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.26.244, 172.67.139.168
AAAA22606:4700:3037::6815:1af4, 2606:4700:3033::ac43:8ba8
NS2robert.ns.cloudflare.com, rosa.ns.cloudflare.com
TXT1v=spf1 redirect=_sc16oy1w8.sdmarc.net
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1robert.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

criticalcare.ca refers to four IP numbers: 2606:4700:3033::ac43:8ba8, 2606:4700:3037::6815:1af4, 104.21.26.244 and 172.67.139.168.

Other host names, for instance gzbrdj.com, cpcontacts.marlinallc.com, c-21brazil.com, dace.djusd.net and asl.com.my share IP numbers with criticalcare.ca.

Name Servers

criticalcare.ca's delegation uses two name servers: robert.ns.cloudflare.com and rosa.ns.cloudflare.com.

The name server setup for criticalcare.ca is the same as for other domains, such as mullinhouse.com, tulipsandmaple.com, concertlab.com and phillipbrown.com.

criticalcare.ca at least partially shares name servers with other domains, including africanclimbing.com, jennyxmod.com, cucibaut.com, ugiri.com and gradefilm.eu.

These name servers are commonly used with darl.ns.cloudflare.com, chloe.ns.cloudflare.com and dee.ns.cloudflare.com.

Host names with six IP numbers:

robert.ns.cloudflare.com points to 2606:4700:58::a29f:2c8c, 2803:f800:50::6ca2:c38c, 2a06:98c1:50::ac40:238c, 108.162.195.140, 162.159.44.140 and 172.64.35.140.

rosa.ns.cloudflare.com points to 2606:4700:50::adf5:3ae4, 2803:f800:50::6ca2:c0e4, 2a06:98c1:50::ac40:20e4, 108.162.192.228, 172.64.32.228 and 173.245.58.228.