blockr.ca - dns.ninja

`blockr.ca`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:881f^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:4eab^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.78.171^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.136.31^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`josh.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b7e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`josh.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c17e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`josh.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:217e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`josh.ns.cloudflare.com`
		A	108.162.193.126^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`josh.ns.cloudflare.com`
		A	172.64.33.126^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`josh.ns.cloudflare.com`
		A	173.245.59.126^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`josh.ns.cloudflare.com`
NS	`ulla.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ae9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ulla.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0e9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ulla.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20e9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ulla.ns.cloudflare.com`
		A	108.162.192.233^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ulla.ns.cloudflare.com`
		A	172.64.32.233^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ulla.ns.cloudflare.com`
		A	173.245.58.233^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ulla.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:secureserver.net -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.78.171, 172.67.136.31
		IPv6 hints	2606:4700:3034::ac43:881f, 2606:4700:3035::6815:4eab
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=16, name=cloudflare-ech.com
SOA	`josh.ns.cloudflare.com`dns@cloudflare.com serial=2410958013

`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=2608030530

Same first word

blockr.com

blockr.co.uk

blockr.me

blockr.co

blockr.ca

blockr.io

blockr.net

blockr.de

Similar names

rblock.de

brockl.com

blkroc.com

blrock.net

rblock.co

lockbr.com

rockbl.site

rblock.org

rblock.com

rblock.net

brlock.com.br

lbrock.com

rockbl.info

rblock.us

brlock.com

lbrock.net

DNS History

17 records (8 active, 9 former)

●NSjosh.ns.cloudflare.com2017-03-16 → 2026-08-03 · 2 obs

● 2017-03-16 18:30:38
● 2026-08-03 06:14:36

●NSulla.ns.cloudflare.com2017-03-16 → 2026-08-03 · 2 obs

● 2017-03-16 18:30:38
● 2026-08-03 06:14:36

○MXblockr-ca.mail.protection.outlook.com2017-03-16 → 2019-01-20 · 4 obs

● 2017-03-16 18:30:38
● 2019-01-20 11:18:06
○ 2026-03-01 02:58:34
○ 2026-08-03 06:14:36

●MXmailstore1.secureserver.net2026-03-01 → 2026-08-03 · 3 obs

○ 2019-01-20 11:18:06
● 2026-03-01 02:58:34
● 2026-08-03 06:14:36

○MXregionx.blockr.ca2017-03-16 → 2019-01-20 · 4 obs

● 2017-03-16 18:30:38
● 2019-01-20 11:18:06
○ 2026-03-01 02:58:34
○ 2026-08-03 06:14:36

●MXsmtp.secureserver.net2026-03-01 → 2026-08-03 · 3 obs

○ 2019-01-20 11:18:06
● 2026-03-01 02:58:34
● 2026-08-03 06:14:36

●A104.21.78.1712026-03-01 → 2026-08-03 · 3 obs

○ 2019-01-20 11:18:06
● 2026-03-01 02:58:34
● 2026-08-03 06:14:36

○A104.27.158.42017-03-16 → 2019-01-20 · 4 obs

● 2017-03-16 18:30:38
● 2019-01-20 11:18:06
○ 2026-03-01 02:58:34
○ 2026-08-03 06:14:36

○A104.27.159.42017-03-16 → 2019-01-20 · 4 obs

● 2017-03-16 18:30:38
● 2019-01-20 11:18:06
○ 2026-03-01 02:58:34
○ 2026-08-03 06:14:36

●A172.67.136.312026-03-01 → 2026-08-03 · 3 obs

○ 2019-01-20 11:18:06
● 2026-03-01 02:58:34
● 2026-08-03 06:14:36

○A2400:cb00:2048:1::681b:9e042017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 18:30:38
○ 2019-01-20 11:18:06
○ 2026-08-03 06:14:36

○A2400:cb00:2048:1::681b:9f042017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 18:30:38
○ 2019-01-20 11:18:06
○ 2026-08-03 06:14:36

○A2606:4700:30::681b:9e042019-01-20 → 2019-01-20 · 4 obs

○ 2017-03-16 18:30:38
● 2019-01-20 11:18:06
○ 2026-03-01 02:58:34
○ 2026-08-03 06:14:36

○A2606:4700:30::681b:9f042019-01-20 → 2019-01-20 · 4 obs

○ 2017-03-16 18:30:38
● 2019-01-20 11:18:06
○ 2026-03-01 02:58:34
○ 2026-08-03 06:14:36

●A2606:4700:3034::ac43:881f2026-06-26 → 2026-08-03 · 3 obs

○ 2026-03-01 02:58:34
● 2026-06-26 06:55:58
● 2026-08-03 06:14:36

●A2606:4700:3035::6815:4eab2026-03-01 → 2026-08-03 · 3 obs

○ 2019-01-20 11:18:06
● 2026-03-01 02:58:34
● 2026-08-03 06:14:36

○A2606:4700:3037::ac43:881f2026-03-01 → 2026-03-01 · 4 obs

○ 2019-01-20 11:18:06
● 2026-03-01 02:58:34
○ 2026-06-26 06:55:58
○ 2026-08-03 06:14:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	d.ca-servers.ca, any.ca-servers.ca, c.ca-servers.ca, j.ca-servers.ca	-
blockr.ca	ulla.ns.cloudflare.com, josh.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.126

NS records: ulla.ns.cloudflare.com, josh.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for blockr.ca (unsigned zone)

⏱️ Timing

Total: 844ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.78.171, 172.67.136.31`
AAAA	2	`2606:4700:3034::ac43:881f, 2606:4700:3035::6815:4eab`
NS	2	`josh.ns.cloudflare.com, ulla.ns.cloudflare.com`
MX	2	`smtp.secureserver.net (pri: 0), mailstore1.secureserver.net (pri: 10)`
TXT	1	`v=spf1 include:secureserver.net -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`josh.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

blockr.ca resolves to four IP addresses: 104.21.78.171, 172.67.136.31, 2606:4700:3034::ac43:881f and 2606:4700:3035::6815:4eab.

Additional host names — interculturalpressbooks.com, 715.tw, jobzrib.com and two others — share IP numbers with blockr.ca.

Name Servers

The NS records for blockr.ca delegate to josh.ns.cloudflare.com and ulla.ns.cloudflare.com.

blockr.ca shares its name server setup with other domains, including revelator.com, esmeewilson.nl, gobanglabd.com and two others.

blockr.ca shares at least some of its name servers with other domains, including klubkolekcjoneraikulturylowieckiejpzl.pl, wynonarecords.com, funbola88b.com and two others.

These name servers are frequently paired with the name servers clay.ns.cloudflare.com and etienne.ns.cloudflare.com.

Host names with 6 IP numbers:

josh.ns.cloudflare.com maps to 108.162.193.126, 172.64.33.126, 173.245.59.126 and 3 additional IP addresses.

ulla.ns.cloudflare.com maps to 108.162.192.233, 172.64.32.233, 173.245.58.233 and 3 additional IP addresses.

Mail Servers

blockr.ca has two mail servers: mailstore1.secureserver.net and smtp.secureserver.net.

blockr.ca shares the same mail server setup as other domains, including tk-records.de, cityofdreamsnyc.com, avernado.com and two others.

blockr.ca has at least some mail servers in common with other domains, such as nightridevisuals.com, camcar.tv, 12-kampf-koeln.de and segelclub-frankenthal.de.

mailstore1.secureserver.net and smtp.secureserver.net each resolve to three IP addresses. mailstore1.secureserver.net resolves to 216.69.141.78, 216.69.141.114 and 216.69.141.162. smtp.secureserver.net resolves to 216.69.141.71, 216.69.141.84 and 216.69.141.113.