`challengefactory.ca`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:34a6^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:c956^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.52.166^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.201.86^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`maisie.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2659^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maisie.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c259^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`maisie.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2259^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`maisie.ns.cloudflare.com`
		A	108.162.194.89^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maisie.ns.cloudflare.com`
		A	162.159.38.89^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maisie.ns.cloudflare.com`
		A	172.64.34.89^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maisie.ns.cloudflare.com`
NS	`zeus.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bf9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zeus.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1f9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`zeus.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21f9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`zeus.ns.cloudflare.com`
		A	108.162.193.249^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zeus.ns.cloudflare.com`
		A	172.64.33.249^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zeus.ns.cloudflare.com`
		A	173.245.59.249^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zeus.ns.cloudflare.com`
MX	`challengefactory-ca.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c942::^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yt5pr01cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:c942::2^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yt3pr01cu00602.inbound.protection.outlook.com`
		A	2a01:111:f403:c942::3^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yt6pr01cu00103.inbound.protection.outlook.com`
		A	2a01:111:f403:c944::1^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yqzpr01cu01001.inbound.protection.outlook.com`
		A	52.101.190.0^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yt5pr01cu00100.inbound.protection.outlook.com`
		A	52.101.190.3^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yt6pr01cu00103.inbound.protection.outlook.com`
		A	52.101.192.0^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yqzpr01cu00900.inbound.protection.outlook.com`
		A	52.101.192.1^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yqzpr01cu01001.inbound.protection.outlook.com`
TXT	`MS=ms18053677`
TXT	`asv=db14f73c3173f0c444d9db60ec523dd8`
TXT	`google-site-verification=9e1SdIlkT1u1m-G24Z1MfA52vuKboV_-RxV4ZB57Wgg`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.52.166, 172.67.201.86
		IPv6	2606:4700:3032::6815:34a6, 2606:4700:3036::ac43:c956
SOA	`maisie.ns.cloudflare.com`dns@cloudflare.com serial=2396987269

`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=2603281300

Same first word

challengefactory.com

challengefactory.ca

DNS History

16 records (7 active, 9 former)

●NSmaisie.ns.cloudflare.com2026-03-25 → 2026-03-28 · 3 obs

○ 2020-03-13 12:28:16
● 2026-03-25 22:03:00
● 2026-03-28 13:15:26

○NSns1.mdnsservice.com2015-07-12 → 2020-03-13 · 4 obs

● 2015-07-12 08:24:42
● 2020-03-13 12:28:16
○ 2026-03-25 22:03:00
○ 2026-03-28 13:15:26

○NSns2.mdnsservice.com2015-07-12 → 2020-03-13 · 4 obs

● 2015-07-12 08:24:42
● 2020-03-13 12:28:16
○ 2026-03-25 22:03:00
○ 2026-03-28 13:15:26

○NSns3.mdnsservice.com2015-07-12 → 2020-03-13 · 4 obs

● 2015-07-12 08:24:42
● 2020-03-13 12:28:16
○ 2026-03-25 22:03:00
○ 2026-03-28 13:15:26

●NSzeus.ns.cloudflare.com2026-03-25 → 2026-03-28 · 3 obs

○ 2020-03-13 12:28:16
● 2026-03-25 22:03:00
● 2026-03-28 13:15:26

○MXalt1.aspmx.l.google.com2015-07-12 → 2020-03-13 · 4 obs

● 2015-07-12 08:24:42
● 2020-03-13 12:28:16
○ 2026-03-25 22:03:00
○ 2026-03-28 13:15:26

○MXalt2.aspmx.l.google.com2015-07-12 → 2020-03-13 · 4 obs

● 2015-07-12 08:24:42
● 2020-03-13 12:28:16
○ 2026-03-25 22:03:00
○ 2026-03-28 13:15:26

○MXaspmx.l.google.com2015-07-12 → 2020-03-13 · 4 obs

● 2015-07-12 08:24:42
● 2020-03-13 12:28:16
○ 2026-03-25 22:03:00
○ 2026-03-28 13:15:26

○MXaspmx2.googlemail.com2015-07-12 → 2020-03-13 · 4 obs

● 2015-07-12 08:24:42
● 2020-03-13 12:28:16
○ 2026-03-25 22:03:00
○ 2026-03-28 13:15:26

○MXaspmx3.googlemail.com2015-07-12 → 2020-03-13 · 4 obs

● 2015-07-12 08:24:42
● 2020-03-13 12:28:16
○ 2026-03-25 22:03:00
○ 2026-03-28 13:15:26

●MXchallengefactory-ca.mail.protection.outlook.com2026-03-25 → 2026-03-28 · 3 obs

○ 2020-03-13 12:28:16
● 2026-03-25 22:03:00
● 2026-03-28 13:15:26

●A104.21.52.1662026-03-25 → 2026-03-28 · 3 obs

○ 2020-03-13 12:28:16
● 2026-03-25 22:03:00
● 2026-03-28 13:15:26

●A172.67.201.862026-03-25 → 2026-03-28 · 3 obs

○ 2020-03-13 12:28:16
● 2026-03-25 22:03:00
● 2026-03-28 13:15:26

○A216.40.47.172015-07-12 → 2020-03-13 · 4 obs

● 2015-07-12 08:24:42
● 2020-03-13 12:28:16
○ 2026-03-25 22:03:00
○ 2026-03-28 13:15:26

●A2606:4700:3032::6815:34a62026-03-25 → 2026-03-28 · 3 obs

○ 2020-03-13 12:28:16
● 2026-03-25 22:03:00
● 2026-03-28 13:15:26

●A2606:4700:3036::ac43:c9562026-03-25 → 2026-03-28 · 3 obs

○ 2020-03-13 12:28:16
● 2026-03-25 22:03:00
● 2026-03-28 13:15:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	any.ca-servers.ca, c.ca-servers.ca, d.ca-servers.ca, j.ca-servers.ca	-
challengefactory.ca	zeus.ns.cloudflare.com, maisie.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.249

NS records: zeus.ns.cloudflare.com, maisie.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for challengefactory.ca (unsigned zone)

⏱️ Timing

Total: 462ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.52.166, 172.67.201.86`
AAAA	2	`2606:4700:3032::6815:34a6, 2606:4700:3036::ac43:c956`
NS	2	`maisie.ns.cloudflare.com, zeus.ns.cloudflare.com`
MX	1	`challengefactory-ca.mail.protection.outl`
TXT	4	`MS=ms18053677, asv=db14f73c3173f0c444d9db60ec523dd8...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`maisie.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

challengefactory.ca resolves to four IPs: 2606:4700:3032::6815:34a6, 2606:4700:3036::ac43:c956, 104.21.52.166 and 172.67.201.86.

Other host names, for instance mx.ryabov.com, papadamn.com, petri.co.il, www.lentendevotions.net and bigflavorband.com share IP numbers with challengefactory.ca.

Name Servers

challengefactory.ca has two name servers: maisie.ns.cloudflare.com and zeus.ns.cloudflare.com.

challengefactory.ca shares the same name server setup as other domains, for example foxdag.com, gil-3d.com, tallcountry.com, glosurf.com and kiewit.us.com.

challengefactory.ca shares some name servers with other domains, for example ubislate.co.uk, studia-im38.ru, slotslib.com, allwyn.com and nilphamari.gov.bd.

These name servers are commonly used together with tanner.ns.cloudflare.com and beau.ns.cloudflare.com.

Host names with six IP numbers: maisie.ns.cloudflare.com points to: 2606:4700:50::a29f:2659, 2803:f800:50::6ca2:c259, 2a06:98c1:50::ac40:2259, 108.162.194.89, 162.159.38.89 and 172.64.34.89; zeus.ns.cloudflare.com points to: 2606:4700:58::adf5:3bf9, 2803:f800:50::6ca2:c1f9, 2a06:98c1:50::ac40:21f9, 108.162.193.249, 172.64.33.249 and 173.245.59.249.

Mail Servers

challengefactory.ca is handled by a single mail server, challengefactory-ca.mail.protection.outlook.com.

Host challengefactory-ca.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c942::, 2a01:111:f403:c942::2, 2a01:111:f403:c942::3, 2a01:111:f403:c944::1, 52.101.190.0, 52.101.190.3, 52.101.192.0 and 52.101.192.1.

challengefactory.ca - robtex.com