substack.ca - dns.ninja

`substack.ca`

DNSSEC	⚠️ Not signed
A	2600:3c03::f03c:95ff:fe00:29ca^{🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies} ✓ In HTTPS hints
A	2600:3c03::f03c:95ff:fe91:5d52^{🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies} ✓ In HTTPS hints
A	2600:3c03::f03c:95ff:feed:4d4f^{🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies} ✓ In HTTPS hints
A	2600:3c03::f03c:95ff:feed:cf2a^{🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies} ✓ In HTTPS hints
A	45.33.83.100^{🇺🇸 AKAMAI-LINODE-AP45.33.64.0/19 Akamai Technologies} ✓ In HTTPS hints
A	45.79.167.180^{🇺🇸 AKAMAI-LINODE-AP45.79.160.0/20 Akamai Technologies} ✓ In HTTPS hints
A	66.175.209.179^{🇺🇸 AKAMAI-LINODE-AP66.175.208.0/21 Akamai Technologies} ✓ In HTTPS hints
A	96.126.111.165^{🇺🇸 AKAMAI-LINODE-AP96.126.104.0/21 Akamai Technologies} ✓ In HTTPS hints
NS	`basi.ns.giantpanda.com` ⭐ ⚠️ Not in parent delegation
		A	3.33.232.36^{🇺🇸 Amazon3.33.224.0/20}
			PTR	`ab9e1958095d04f26.awsglobalaccelerator.com`
NS	`lunlun.ns.giantpanda.com` ⚠️ Not in zone NS records
		A	75.2.60.62^{🇺🇸 Amazon75.2.60.0/24 Prod}
			PTR	`a96bd4be2a35efd86.awsglobalaccelerator.com`
NS	`shishi.ns.giantpanda.com` ⚠️ Not in parent delegation
		A	75.2.45.63^{🇺🇸 Amazon75.2.32.0/20}
			PTR	`ab9e1958095d04f26.awsglobalaccelerator.com`
NS	`yangyang.ns.giantpanda.com` ⚠️ Not in zone NS records
		A	99.83.188.43^{🇺🇸 Amazon99.83.176.0/20}
			PTR	`a96bd4be2a35efd86.awsglobalaccelerator.com`
MX	`mail.mailerhost.net` ⭐
		A	5.161.133.13^{🇺🇸 HETZNER-CLOUD2-AS5.161.133.0/24}
			PTR	`mail.mailerhost.net`
		A	161.35.84.83^{🇳🇱 DIGITALOCEAN161.35.80.0/20 DigitalOcean}
			PTR	`mail.mailerhost.net`
TXT	`v=spf1 ip6:fd43:c0d1:c090::/48 -all`
HTTPS	HTTP/2, HTTP/3 ✓ hints match
		IPv4 hints	66.175.209.179, 45.33.83.100, 45.79.167.180, 96.126.111.165
		IPv6 hints	2600:3c03::f03c:95ff:feed:4d4f, 2600:3c03::f03c:95ff:feed:cf2a, 2600:3c03::f03c:95ff:fe00:29ca, 2600:3c03::f03c:95ff:fe91:5d52
SOA	`basi.ns.giantpanda.com`admin@giantpanda.com 2013-02-04 #1

`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=2608010100

⚠️ On DNS blocklist: tif

Same first word

substack.net

substack.support

substack.link

substack.co

substack.ai

substack.ca

substack.life

substack.info

substack.it

substack.com

substack.today

Similar names

usbstack.com

stabucks.com

substakc.com

bastucks.com

DNS History

27 records (13 active, 14 former)

●NSbasi.ns.giantpanda.com2026-07-15 → 2026-08-01 · 3 obs

○ 2026-05-24 10:26:14
● 2026-07-15 15:04:08
● 2026-08-01 01:47:14

○NSlaunch1.spaceship.net2026-05-24 → 2026-05-24 · 3 obs

● 2026-05-24 10:26:14
○ 2026-07-15 15:04:08
○ 2026-08-01 01:47:14

○NSlaunch2.spaceship.net2026-05-24 → 2026-05-24 · 3 obs

● 2026-05-24 10:26:14
○ 2026-07-15 15:04:08
○ 2026-08-01 01:47:14

●NSlunlun.ns.giantpanda.com2026-07-15 → 2026-08-01 · 3 obs

○ 2026-05-24 10:26:14
● 2026-07-15 15:04:08
● 2026-08-01 01:47:14

●NSshishi.ns.giantpanda.com2026-07-15 → 2026-08-01 · 3 obs

○ 2026-05-24 10:26:14
● 2026-07-15 15:04:08
● 2026-08-01 01:47:14

●NSyangyang.ns.giantpanda.com2026-07-15 → 2026-08-01 · 3 obs

○ 2026-05-24 10:26:14
● 2026-07-15 15:04:08
● 2026-08-01 01:47:14

●MXmail.mailerhost.net2026-07-15 → 2026-08-01 · 2 obs

● 2026-07-15 15:04:08
● 2026-08-01 01:47:14

○A139.162.174.2092026-07-15 → 2026-07-15 · 3 obs

○ 2026-07-15 15:04:08
● 2026-07-15 17:04:06
○ 2026-08-01 01:47:14

○A139.162.181.762026-07-15 → 2026-07-15 · 3 obs

○ 2026-07-15 15:04:08
● 2026-07-15 17:04:06
○ 2026-08-01 01:47:14

○A172.104.149.862026-07-15 → 2026-07-15 · 3 obs

○ 2026-07-15 15:04:08
● 2026-07-15 17:04:06
○ 2026-08-01 01:47:14

○A172.104.203.1862026-07-15 → 2026-07-15 · 3 obs

○ 2026-07-15 15:04:08
● 2026-07-15 17:04:06
○ 2026-08-01 01:47:14

○A172.104.251.1982026-07-15 → 2026-07-15 · 3 obs

○ 2026-07-15 15:04:08
● 2026-07-15 17:04:06
○ 2026-08-01 01:47:14

●A2600:3c03::f03c:95ff:fe00:29ca2026-07-15 → 2026-08-01 · 4 obs

○ 2026-07-10 12:14:50
● 2026-07-15 15:04:08
○ 2026-07-15 17:04:06
● 2026-08-01 01:47:14

●A2600:3c03::f03c:95ff:fe91:5d522026-07-15 → 2026-08-01 · 4 obs

○ 2026-07-10 12:14:50
● 2026-07-15 15:04:08
○ 2026-07-15 17:04:06
● 2026-08-01 01:47:14

●A2600:3c03::f03c:95ff:feed:4d4f2026-07-15 → 2026-08-01 · 4 obs

○ 2026-07-10 12:14:50
● 2026-07-15 15:04:08
○ 2026-07-15 17:04:06
● 2026-08-01 01:47:14

●A2600:3c03::f03c:95ff:feed:cf2a2026-07-15 → 2026-08-01 · 4 obs

○ 2026-07-10 12:14:50
● 2026-07-15 15:04:08
○ 2026-07-15 17:04:06
● 2026-08-01 01:47:14

○A2a01:7e01::2000:dff:fec1:5cdb2026-07-15 → 2026-07-15 · 3 obs

○ 2026-07-15 15:04:08
● 2026-07-15 17:04:06
○ 2026-08-01 01:47:14

○A2a01:7e01::f03c:95ff:fe00:26922026-07-15 → 2026-07-15 · 3 obs

○ 2026-07-15 15:04:08
● 2026-07-15 17:04:06
○ 2026-08-01 01:47:14

○A2a01:7e01::f03c:95ff:fe91:5d912026-07-15 → 2026-07-15 · 3 obs

○ 2026-07-15 15:04:08
● 2026-07-15 17:04:06
○ 2026-08-01 01:47:14

○A2a01:7e01::f03c:95ff:feeb:9d4b2026-07-15 → 2026-07-15 · 3 obs

○ 2026-07-15 15:04:08
● 2026-07-15 17:04:06
○ 2026-08-01 01:47:14

○A2a01:7e01::f03c:95ff:feed:783e2026-07-15 → 2026-07-15 · 3 obs

○ 2026-07-15 15:04:08
● 2026-07-15 17:04:06
○ 2026-08-01 01:47:14

○A44.232.173.2492026-05-24 → 2026-06-07 · 4 obs

● 2026-05-24 10:26:14
● 2026-06-07 19:15:52
○ 2026-07-10 12:14:50
○ 2026-08-01 01:47:14

●A45.33.83.1002026-07-15 → 2026-08-01 · 4 obs

○ 2026-07-10 12:14:50
● 2026-07-15 15:04:08
○ 2026-07-15 17:04:06
● 2026-08-01 01:47:14

●A45.79.167.1802026-07-15 → 2026-08-01 · 4 obs

○ 2026-07-10 12:14:50
● 2026-07-15 15:04:08
○ 2026-07-15 17:04:06
● 2026-08-01 01:47:14

○A52.40.42.1132026-05-24 → 2026-06-07 · 4 obs

● 2026-05-24 10:26:14
● 2026-06-07 19:15:52
○ 2026-07-10 12:14:50
○ 2026-08-01 01:47:14

●A66.175.209.1792026-07-15 → 2026-08-01 · 4 obs

○ 2026-07-10 12:14:50
● 2026-07-15 15:04:08
○ 2026-07-15 17:04:06
● 2026-08-01 01:47:14

●A96.126.111.1652026-07-15 → 2026-08-01 · 4 obs

○ 2026-07-10 12:14:50
● 2026-07-15 15:04:08
○ 2026-07-15 17:04:06
● 2026-08-01 01:47:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	d.ca-servers.ca, any.ca-servers.ca, c.ca-servers.ca, j.ca-servers.ca	-
substack.ca	lunlun.ns.giantpanda.com, yangyang.ns.giantpanda.com	-

✅ Authoritative Response

Server:99.83.188.43

NS records: lunlun.ns.giantpanda.com, yangyang.ns.giantpanda.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for substack.ca (unsigned zone)

⏱️ Timing

Total: 1125ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`45.33.83.100, 96.126.111.165...`
AAAA	4	`2600:3c03::f03c:95ff:fe91:5d52, 2600:3c03::f03c:95ff:fe00:29ca...`
NS	2	`basi.ns.giantpanda.com, shishi.ns.giantpanda.com`
MX	1	`mail.mailerhost.net (pri: 1)`
TXT	1	`v=spf1 ip6:fd43:c0d1:c090::/48 -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2",`
SOA	1	`basi.ns.giantpanda.com admin.giantpanda.`

Analysis

IP Addresses

substack.ca points to 8 IP addresses, including 45.33.83.100, 45.79.167.180 and 66.175.209.179, plus 5 other.

teknoprestij.com.com, 166rz65.link, effort.it plus two other host names have IP numbers in common with substack.ca.

Name Servers

Four name servers handle the delegation for substack.ca: basi.ns.giantpanda.com, lunlun.ns.giantpanda.com, shishi.ns.giantpanda.com and yangyang.ns.giantpanda.com.

substack.ca partially shares its NS delegation with several other domains, including vexter.co.uk, panair.it, klin.it and two others.

These name servers often co-occur with the name servers anan.ns.giantpanda.com.

Four host names, each with one IP address: basi.ns.giantpanda.com has 3.33.232.36, lunlun.ns.giantpanda.com has 75.2.60.62, shishi.ns.giantpanda.com has 75.2.45.63 and yangyang.ns.giantpanda.com has 99.83.188.43.

Mail Servers

substack.ca uses one mail server — mail.mailerhost.net.

The mail server setup of substack.ca matches that of other domains such as www.ministryoftourism.in, geekspart.com, www.wheeloflunch.com and two others.

The host mail.mailerhost.net resolves to 5.161.133.13 and 161.35.84.83 — two IP addresses.