studyonline.ca - dns.ninja

`studyonline.ca`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:12a2^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:b6bc^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.18.162^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.182.188^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`craig.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cc0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`craig.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3c0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`craig.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23c0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`craig.ns.cloudflare.com`
		A	108.162.195.192^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`craig.ns.cloudflare.com`
		A	162.159.44.192^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`craig.ns.cloudflare.com`
		A	172.64.35.192^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`craig.ns.cloudflare.com`
NS	`tara.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ae1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tara.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0e1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`tara.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20e1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`tara.ns.cloudflare.com`
		A	108.162.192.225^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tara.ns.cloudflare.com`
		A	172.64.32.225^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tara.ns.cloudflare.com`
		A	173.245.58.225^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tara.ns.cloudflare.com`
MX	`smtp.secureserver.net` ⭐
		A	216.69.141.71^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp01-v01.prod.phx3.secureserver.net`
		A	216.69.141.84^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp02-v01.prod.phx3.secureserver.net`
		A	216.69.141.113^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp03-v01.prod.phx3.secureserver.net`
MX	`mailstore1.secureserver.net`⁽¹⁰⁾
		A	216.69.141.78^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp01-v02.prod.phx3.secureserver.net`
		A	216.69.141.114^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp03-v02.prod.phx3.secureserver.net`
		A	216.69.141.162^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp02-v02.prod.phx3.secureserver.net`
TXT	`v=spf1 include:mailgun.org ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.18.162, 172.67.182.188
		IPv6 hints	2606:4700:3031::6815:12a2, 2606:4700:3035::ac43:b6bc
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=35, name=cloudflare-ech.com
SOA	`craig.ns.cloudflare.com`dns@cloudflare.com serial=2410253264

`ca`

	DNSSEC	🔒 Signed (DS record present)
	NS	`prd-czp-05.corp.cira.ca` ⭐
	NS	`any.ca-servers.ca`
	NS	`c.ca-servers.ca`
	NS	`d.ca-servers.ca`
	NS	`j.ca-servers.ca`
	SOA	`prd-czp-05.corp.cira.ca`admin-dns@cira.ca serial=2608062000

Same first word

studyonline.eu

studyonline.de

studyonline.ge

studyonline.today

studyonline.academy

studyonline.in

studyonline.lk

studyonline.ca

studyonline.be

studyonline.co.za

studyonline.lt

studyonline.info

studyonline.ie

Similar names

DNS History

17 records (8 active, 9 former)

●NScraig.ns.cloudflare.com2026-03-12 → 2026-08-06 · 3 obs

○ 2017-06-02 15:57:36
● 2026-03-12 15:07:10
● 2026-08-06 21:01:14

○NSns63.domaincontrol.com2015-07-20 → 2016-09-26 · 4 obs

● 2015-07-20 03:45:30
● 2016-09-26 05:01:02
○ 2017-06-02 15:57:36
○ 2026-08-06 21:01:14

○NSns64.domaincontrol.com2015-07-20 → 2016-09-26 · 4 obs

● 2015-07-20 03:45:30
● 2016-09-26 05:01:02
○ 2017-06-02 15:57:36
○ 2026-08-06 21:01:14

○NSpdns07.domaincontrol.com2017-06-02 → 2017-06-02 · 4 obs

○ 2016-09-26 05:01:02
● 2017-06-02 15:57:36
○ 2026-03-12 15:07:10
○ 2026-08-06 21:01:14

○NSpdns08.domaincontrol.com2017-06-02 → 2017-06-02 · 4 obs

○ 2016-09-26 05:01:02
● 2017-06-02 15:57:36
○ 2026-03-12 15:07:10
○ 2026-08-06 21:01:14

●NStara.ns.cloudflare.com2026-03-12 → 2026-08-06 · 3 obs

○ 2017-06-02 15:57:36
● 2026-03-12 15:07:10
● 2026-08-06 21:01:14

●MXmailstore1.secureserver.net2015-07-20 → 2026-08-06 · 2 obs

● 2015-07-20 03:45:30
● 2026-08-06 21:01:14

●MXsmtp.secureserver.net2015-07-20 → 2026-08-06 · 2 obs

● 2015-07-20 03:45:30
● 2026-08-06 21:01:14

●A104.21.18.1622026-03-12 → 2026-08-06 · 5 obs

○ 2017-06-02 15:57:36
● 2026-03-12 15:07:10
○ 2026-03-18 15:54:56
● 2026-03-20 10:24:44
● 2026-08-06 21:01:14

○A172.64.80.12026-03-18 → 2026-03-18 · 4 obs

○ 2026-03-12 15:07:10
● 2026-03-18 15:54:56
○ 2026-03-20 10:24:44
○ 2026-08-06 21:01:14

●A172.67.182.1882026-03-12 → 2026-08-06 · 5 obs

○ 2017-06-02 15:57:36
● 2026-03-12 15:07:10
○ 2026-03-18 15:54:56
● 2026-03-20 10:24:44
● 2026-08-06 21:01:14

○A198.61.177.2432015-07-20 → 2017-06-02 · 4 obs

● 2015-07-20 03:45:30
● 2017-06-02 15:57:36
○ 2026-03-12 15:07:10
○ 2026-08-06 21:01:14

○A2606:4700:130:436c:6f75:6466:6c61:72652026-03-18 → 2026-03-18 · 4 obs

○ 2026-03-12 15:07:10
● 2026-03-18 15:54:56
○ 2026-03-20 10:24:44
○ 2026-08-06 21:01:14

●A2606:4700:3031::6815:12a22026-06-24 → 2026-08-06 · 3 obs

○ 2026-06-12 13:54:54
● 2026-06-24 21:51:20
● 2026-08-06 21:01:14

○A2606:4700:3034::6815:12a22026-03-12 → 2026-06-12 · 7 obs

○ 2017-06-02 15:57:36
● 2026-03-12 15:07:10
○ 2026-03-18 15:54:56
● 2026-03-20 10:24:44
● 2026-06-12 13:54:54
○ 2026-06-24 21:51:20
○ 2026-08-06 21:01:14

●A2606:4700:3035::ac43:b6bc2026-06-24 → 2026-08-06 · 3 obs

○ 2026-06-12 13:54:54
● 2026-06-24 21:51:20
● 2026-08-06 21:01:14

○A2606:4700:3037::ac43:b6bc2026-03-12 → 2026-06-12 · 7 obs

○ 2017-06-02 15:57:36
● 2026-03-12 15:07:10
○ 2026-03-18 15:54:56
● 2026-03-20 10:24:44
● 2026-06-12 13:54:54
○ 2026-06-24 21:51:20
○ 2026-08-06 21:01:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	d.ca-servers.ca, c.ca-servers.ca, any.ca-servers.ca, j.ca-servers.ca	8 records
studyonline.ca	tara.ns.cloudflare.com, craig.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.195.192

NS records: tara.ns.cloudflare.com, craig.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studyonline.ca (unsigned zone)

⏱️ Timing

Total: 688ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.182.188, 104.21.18.162`
AAAA	2	`2606:4700:3035::ac43:b6bc, 2606:4700:3031::6815:12a2`
NS	2	`craig.ns.cloudflare.com, tara.ns.cloudflare.com`
MX	2	`smtp.secureserver.net (pri: 0), mailstore1.secureserver.net (pri: 10)`
TXT	1	`v=spf1 include:mailgun.org ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`craig.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 8

In-bailiwick: 8 (any.ca-servers.ca, j.ca-servers.ca, d.ca-servers.ca...)

Analysis

IP Addresses

studyonline.ca resolves to four IP addresses: 104.21.18.162, 172.67.182.188, 2606:4700:3031::6815:12a2 and 2606:4700:3035::ac43:b6bc.

Two other host names, along with www.akrepburcu.gen.tr, canontradeshows.net and carinodea-fc.com, also share IP numbers with studyonline.ca.

Name Servers

studyonline.ca is delegated to two name servers: craig.ns.cloudflare.com and tara.ns.cloudflare.com.

studyonline.ca shares its NS records with other domains, for example pinkgartertheatre.com, balanced-zen.site, uprose.io and two others.

studyonline.ca partially shares its NS delegation with several other domains, including civicfocus.au, hy-vee.us, arisaigseakayakcentre.co.uk and two others.

These name servers are regularly seen alongside kim.ns.cloudflare.com and adaline.ns.cloudflare.com as name servers.

DNS names with 6 IP addresses:

craig.ns.cloudflare.com resolves to 108.162.195.192, 162.159.44.192, 172.64.35.192 and 3 other IP addresses.

tara.ns.cloudflare.com resolves to 108.162.192.225, 172.64.32.225, 173.245.58.225 and 3 other IP addresses.

Mail Servers

studyonline.ca is served by two mail servers, mailstore1.secureserver.net and smtp.secureserver.net.

Among the domains sharing a mail server setup with studyonline.ca are grcarsonline.com, digman.us, vonado.com and two others.

studyonline.ca partially shares its mail servers with other domains, thelandofisraelwine.com and nissedesigns.com being examples.

mailstore1.secureserver.net has three IP addresses (216.69.141.78, 216.69.141.114 and 216.69.141.162) and smtp.secureserver.net has three IP addresses (216.69.141.71, 216.69.141.84 and 216.69.141.113).