cornerstonecsi.ca - robtex.com

cornerstonecsi.ca

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:8f69🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:9ba🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.9.186Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.143.105🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSanuj.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b41🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRanuj.ns.cloudflare.com
A2803:f800:50::6ca2:c141🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRanuj.ns.cloudflare.com
A2a06:98c1:50::ac40:2141🇺🇸 Cloudflare2a06:98c1:50::/45
PTRanuj.ns.cloudflare.com
A108.162.193.65🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRanuj.ns.cloudflare.com
A172.64.33.65🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRanuj.ns.cloudflare.com
A173.245.59.65🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRanuj.ns.cloudflare.com
NSmaria.ns.cloudflare.com
A2606:4700:50::adf5:3ac0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmaria.ns.cloudflare.com
A2803:f800:50::6ca2:c0c0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmaria.ns.cloudflare.com
A2a06:98c1:50::ac40:20c0🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmaria.ns.cloudflare.com
A108.162.192.192🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmaria.ns.cloudflare.com
A172.64.32.192🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmaria.ns.cloudflare.com
A173.245.58.192🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmaria.ns.cloudflare.com
MXcornerstonecsi-ca.mail.protection.outlook.com ⭐
A2a01:111:f403:c942::🇨🇦 Microsoft2a01:111:f000::/36
PTRmail-yt5pr01cu00100.inbound.protection.outlook.com
A2a01:111:f403:c942::1🇨🇦 Microsoft2a01:111:f000::/36
PTRmail-yt3pr01cu00701.inbound.protection.outlook.com
A2a01:111:f403:c942::2🇨🇦 Microsoft2a01:111:f000::/36
PTRmail-yt3pr01cu00602.inbound.protection.outlook.com
A2a01:111:f403:c944::1🇨🇦 Microsoft2a01:111:f000::/36
PTRmail-yqzpr01cu01001.inbound.protection.outlook.com
A52.101.190.0🇨🇦 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-yt5pr01cu00100.inbound.protection.outlook.com
A52.101.190.1🇨🇦 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-yt3pr01cu00701.inbound.protection.outlook.com
A52.101.190.3🇨🇦 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-yt6pr01cu00103.inbound.protection.outlook.com
A52.101.192.0🇨🇦 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-yqzpr01cu00900.inbound.protection.outlook.com
TXTMS=ms20632320
TXTv=spf1 a mx ip4:66.209.59.200 ip4:66.209.59.13 include:spf.protection.outlook...
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.9.186, 172.67.143.105
IPv6 hints2606:4700:3030::ac43:8f69, 2606:4700:3035::6815:9ba
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=217, name=cloudflare-ech.com
SOAanuj.ns.cloudflare.comdns@cloudflare.com serial=2410254783

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=2608041400
WOT: SAFE (83/100)

Same first word

cornerstonecsi.ca

DNS History

13 records (7 active, 6 former)

20162017201820192020202120222023202420252026NSanuj.ns.cloudflare.commaria.ns.cloudflare.comns10.peshosting.comns20.peshosting.comMXcornerstonecsi-ca.mail.protection.outlook.comzimbra.positiveesolutions.caA104.21.9.186172.67.143.1052606:4700:3030::ac43:8f692606:4700:3035::6815:9ba2606:4700:3034::ac43:8f692606:4700:3036::6815:9ba66.209.59.202
●NSanuj.ns.cloudflare.com2026-06-13 → 2026-08-04 · 3 obs
○ 2020-01-08 05:46:18
● 2026-06-13 11:00:34
● 2026-08-04 15:04:32
●NSmaria.ns.cloudflare.com2026-06-13 → 2026-08-04 · 3 obs
○ 2020-01-08 05:46:18
● 2026-06-13 11:00:34
● 2026-08-04 15:04:32
○NSns10.peshosting.com2015-08-17 → 2020-01-08 · 4 obs
● 2015-08-17 13:28:06
● 2020-01-08 05:46:18
○ 2026-06-13 11:00:34
○ 2026-08-04 15:04:32
○NSns20.peshosting.com2015-08-17 → 2020-01-08 · 4 obs
● 2015-08-17 13:28:06
● 2020-01-08 05:46:18
○ 2026-06-13 11:00:34
○ 2026-08-04 15:04:32
●MXcornerstonecsi-ca.mail.protection.outlook.com2026-06-13 → 2026-08-04 · 3 obs
○ 2020-01-08 05:46:18
● 2026-06-13 11:00:34
● 2026-08-04 15:04:32
○MXzimbra.positiveesolutions.ca2015-08-17 → 2020-01-08 · 4 obs
● 2015-08-17 13:28:06
● 2020-01-08 05:46:18
○ 2026-06-13 11:00:34
○ 2026-08-04 15:04:32
●A104.21.9.1862026-06-13 → 2026-08-04 · 3 obs
○ 2020-01-08 05:46:18
● 2026-06-13 11:00:34
● 2026-08-04 15:04:32
●A172.67.143.1052026-06-13 → 2026-08-04 · 3 obs
○ 2020-01-08 05:46:18
● 2026-06-13 11:00:34
● 2026-08-04 15:04:32
●A2606:4700:3030::ac43:8f692026-07-05 → 2026-08-04 · 3 obs
○ 2026-06-13 11:00:34
● 2026-07-05 02:02:22
● 2026-08-04 15:04:32
○A2606:4700:3034::ac43:8f692026-06-13 → 2026-06-13 · 4 obs
○ 2020-01-08 05:46:18
● 2026-06-13 11:00:34
○ 2026-07-05 02:02:22
○ 2026-08-04 15:04:32
●A2606:4700:3035::6815:9ba2026-07-05 → 2026-08-04 · 3 obs
○ 2026-06-13 11:00:34
● 2026-07-05 02:02:22
● 2026-08-04 15:04:32
○A2606:4700:3036::6815:9ba2026-06-13 → 2026-06-13 · 4 obs
○ 2020-01-08 05:46:18
● 2026-06-13 11:00:34
○ 2026-07-05 02:02:22
○ 2026-08-04 15:04:32
○A66.209.59.2022015-08-17 → 2020-01-08 · 4 obs
● 2015-08-17 13:28:06
● 2020-01-08 05:46:18
○ 2026-06-13 11:00:34
○ 2026-08-04 15:04:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
caj.ca-servers.ca, any.ca-servers.ca, c.ca-servers.ca, d.ca-servers.ca-
cornerstonecsi.caanuj.ns.cloudflare.com, maria.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.65

NS records: anuj.ns.cloudflare.com, maria.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cornerstonecsi.ca (unsigned zone)

⏱️ Timing

Total: 492ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.9.186, 172.67.143.105
AAAA22606:4700:3035::6815:9ba, 2606:4700:3030::ac43:8f69
NS2anuj.ns.cloudflare.com, maria.ns.cloudflare.com
MX1cornerstonecsi-ca.mail.protection.outloo
TXT2MS=ms20632320, v=spf1 a mx ip4:66.209.59.200 ip4:66.209
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1anuj.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

cornerstonecsi.ca directs to four IP numbers, which are 104.21.9.186, 172.67.143.105, 2606:4700:3030::ac43:8f69 and 2606:4700:3035::6815:9ba.

originalcottageinn.com, russianet65.ir, br-oceanintl.com plus two other host names have IP numbers in common with cornerstonecsi.ca.

Name Servers

The NS records for cornerstonecsi.ca delegate to anuj.ns.cloudflare.com and maria.ns.cloudflare.com.

The name server configuration of cornerstonecsi.ca is shared with other domains, for instance statetireandservice.com, maleo.id, premierautoservicejv.com and two others.

There is at least partial name server overlap between cornerstonecsi.ca and other domains — ieee-edusociety.org, whitebook.co.uk, borepita.de and two more among them.

These name servers tend to appear in combination with the name servers hope.ns.cloudflare.com, abdullah.ns.cloudflare.com, bart.ns.cloudflare.com and camilo.ns.cloudflare.com.

Hosts with 6 IP addresses each:

anuj.ns.cloudflare.com maps to 108.162.193.65, 172.64.33.65, 173.245.59.65 and 3 additional IP addresses.

maria.ns.cloudflare.com maps to 108.162.192.192, 172.64.32.192, 173.245.58.192 and 3 additional IP addresses.

Mail Servers

cornerstonecsi.ca uses one mail server — cornerstonecsi-ca.mail.protection.outlook.com.

cornerstonecsi-ca.mail.protection.outlook.com has 8 IP addresses: 52.101.190.0, 52.101.190.1, 52.101.190.3 plus 5 more.