aops.ca - dns.ninja

`aops.ca`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::ac43:ab4f^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:2f8c^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.47.140^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.171.79^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`doug.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b9f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`doug.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c19f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`doug.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:219f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`doug.ns.cloudflare.com`
		A	108.162.193.159^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`doug.ns.cloudflare.com`
		A	172.64.33.159^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`doug.ns.cloudflare.com`
		A	173.245.59.159^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`doug.ns.cloudflare.com`
NS	`may.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a87^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`may.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c087^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`may.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2087^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`may.ns.cloudflare.com`
		A	108.162.192.135^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`may.ns.cloudflare.com`
		A	172.64.32.135^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`may.ns.cloudflare.com`
		A	173.245.58.135^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`may.ns.cloudflare.com`
MX	`route3.mx.cloudflare.net` ⭐
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route1.mx.cloudflare.net`⁽¹⁵⁾
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁹⁵⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
TXT	`v=spf1 include:_spf.mx.cloudflare.net include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.47.140, 172.67.171.79
		IPv6 hints	2606:4700:3035::ac43:ab4f, 2606:4700:3037::6815:2f8c
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=208, name=cloudflare-ech.com
SOA	`doug.ns.cloudflare.com`dns@cloudflare.com serial=2404380140

`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=2606100100

Same first word

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DNS History

15 records (9 active, 6 former)

●NSdoug.ns.cloudflare.com2026-02-17 → 2026-06-10 · 3 obs

○ 2021-04-03 06:24:58
● 2026-02-17 22:01:08
● 2026-06-10 01:36:46

●NSmay.ns.cloudflare.com2026-02-17 → 2026-06-10 · 3 obs

○ 2021-04-03 06:24:58
● 2026-02-17 22:01:08
● 2026-06-10 01:36:46

○NSns71.domaincontrol.com2015-06-01 → 2021-04-03 · 4 obs

● 2015-06-01 14:31:54
● 2021-04-03 06:24:58
○ 2026-02-17 22:01:08
○ 2026-06-10 01:36:46

○NSns72.domaincontrol.com2015-06-01 → 2021-04-03 · 4 obs

● 2015-06-01 14:31:54
● 2021-04-03 06:24:58
○ 2026-02-17 22:01:08
○ 2026-06-10 01:36:46

○MXmailstore1.secureserver.net2015-06-01 → 2021-04-03 · 4 obs

● 2015-06-01 14:31:54
● 2021-04-03 06:24:58
○ 2026-02-17 22:01:08
○ 2026-06-10 01:36:46

●MXroute1.mx.cloudflare.net2026-06-10 → 2026-06-10 · 2 obs

○ 2026-02-17 22:01:08
● 2026-06-10 01:36:46

●MXroute2.mx.cloudflare.net2026-06-10 → 2026-06-10 · 2 obs

○ 2026-02-17 22:01:08
● 2026-06-10 01:36:46

●MXroute3.mx.cloudflare.net2026-06-10 → 2026-06-10 · 2 obs

○ 2026-02-17 22:01:08
● 2026-06-10 01:36:46

○MXsmtp.secureserver.net2015-06-01 → 2021-04-03 · 4 obs

● 2015-06-01 14:31:54
● 2021-04-03 06:24:58
○ 2026-02-17 22:01:08
○ 2026-06-10 01:36:46

●A104.21.47.1402026-06-10 → 2026-06-10 · 2 obs

○ 2026-02-17 22:01:08
● 2026-06-10 01:36:46

●A172.67.171.792026-06-10 → 2026-06-10 · 2 obs

○ 2026-02-17 22:01:08
● 2026-06-10 01:36:46

○A184.168.131.2412021-04-03 → 2021-04-03 · 4 obs

○ 2016-12-12 11:10:20
● 2021-04-03 06:24:58
○ 2026-02-17 22:01:08
○ 2026-06-10 01:36:46

○A184.168.221.302015-06-01 → 2016-12-12 · 4 obs

● 2015-06-01 14:31:54
● 2016-12-12 11:10:20
○ 2021-04-03 06:24:58
○ 2026-06-10 01:36:46

●A2606:4700:3035::ac43:ab4f2026-06-10 → 2026-06-10 · 2 obs

○ 2026-02-17 22:01:08
● 2026-06-10 01:36:46

●A2606:4700:3037::6815:2f8c2026-06-10 → 2026-06-10 · 2 obs

○ 2026-02-17 22:01:08
● 2026-06-10 01:36:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	j.ca-servers.ca, any.ca-servers.ca, c.ca-servers.ca, d.ca-servers.ca	-
aops.ca	doug.ns.cloudflare.com, may.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.135

NS records: doug.ns.cloudflare.com, may.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for aops.ca (unsigned zone)

⏱️ Timing

Total: 681ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.171.79, 104.21.47.140`
AAAA	2	`2606:4700:3037::6815:2f8c, 2606:4700:3035::ac43:ab4f`
NS	2	`doug.ns.cloudflare.com, may.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 15), route3.mx.cloudflare.net (pri: 3)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net in`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`doug.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

aops.ca points to 4 IP addresses — 104.21.47.140, 172.67.171.79, 2606:4700:3035::ac43:ab4f and 2606:4700:3037::6815:2f8c.

espritsciencemetaphysiques.com, eimeta.lt, dynamic-fender.com plus two other host names have IP numbers in common with aops.ca.

Name Servers

aops.ca uses two name servers for its delegation: doug.ns.cloudflare.com and may.ns.cloudflare.com.

The name server configuration of aops.ca is shared with other domains, for instance aopay.co, sanilux.com.ua, cuesquared.com and two others.

The name servers of aops.ca overlap at least partially with those of other domains — among them claimbaofinance.site, wafrn.net, dienmattroibaclieu.com and two more.

These name servers commonly appear alongside the name servers chan.ns.cloudflare.com and elaine.ns.cloudflare.com.

Hosts with 6 IP addresses each:

doug.ns.cloudflare.com resolves to 108.162.193.159, 172.64.33.159 and 173.245.59.159, along with three other IP addresses.

may.ns.cloudflare.com resolves to 108.162.192.135, 172.64.32.135 and 173.245.58.135, along with three other IP addresses.

Mail Servers

Mail for aops.ca is routed through three mail servers — route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

At least some of the mail servers used by aops.ca are shared with other domains: razzbot.com, office-home.net, gudin.ro and two others among them.

Hosts with 6 IP addresses each:

route1.mx.cloudflare.net resolves to 162.159.205.11, 162.159.205.12 and 162.159.205.13, along with three other IP addresses.

route2.mx.cloudflare.net resolves to 162.159.205.17, 162.159.205.18 and 162.159.205.19, along with three other IP addresses.

route3.mx.cloudflare.net resolves to 162.159.205.23, 162.159.205.24 and 162.159.205.25, along with three other IP addresses.